List of works - Tuomas Savolainen

A Decade of Multiwavelength Observations of the TeV Blazar 1ES 1215+303: Extreme Shift of the Synchrotron Peak Frequency and Long-term Optical–Gamma-Ray Flux Increase

scientific article published on 17 March 2020

A Search for Pulsars around Sgr A* in the First Event Horizon Telescope Data Set

scientific article published on 29 November 2023

A Universal Power-law Prescription for Variability from Synthetic Images of Black Hole Accretion Flows

scientific article published in May 2022

A connection between apparent VLBA jet speeds and initial active galactic nucleus detections made by the Fermi gamma-ray observatory ⬇️

scientific article published in the Astrophysical Journal

A connection between γ-ray and parsec-scale radio flares in the blazar 3C 273

scientific article

A decade of joint MOJAVE– Fermi AGN monitoring: localization of the gamma-ray emission region

scientific article published on 25 November 2021

A ring-like accretion structure in M87 connecting its black hole and jet ⬇️

A transition from parabolic to conical shape as a common effect in nearby AGN jets

scientific article published on 26 April 2020

A wide and collimated radio jet in 3C84 on the scale of a few hundred gravitational radii

Active galactic nuclei imaging programs of the RadioAstron mission

scientific article published in January 2020

An Exceptional Radio Flare in Markarian 421

An Extremely Curved Relativistic Jet in PKS 2136+141 ⬇️

scientific article published in the Astrophysical Journal

Analyzing polarization swings in 3C 279

Broadband Multi-wavelength Properties of M87 during the 2017 Event Horizon Telescope Campaign

scholarly article

Catching the radio flare in CTA 102. II. VLBI kinematic analysis

scientific article published in Astronomy and Astrophysics

Catching the radio flare in CTA 102

scientific article

Catching the radio flare in CTA 102

scientific article published in September 2013

Causal connection in parsec-scale relativistic jets: results from the MOJAVE VLBI survey

scientific article published in Astronomy and Astrophysics

Characterizing and Mitigating Intraday Variability: Reconstructing Source Structure in Accreting Black Holes with mm-VLBI

scientific article published in May 2022

Comparison of Polarized Radiative Transfer Codes Used by the EHT Collaboration

scientific article published in June 2023

Connections between millimetre continuum variations and VLBI structure in 27 AGN

scientific article published in Astronomy and Astrophysics

Constraining the photon coupling of ultra-light dark-matter axion-like particles by polarization variations of parsec-scale jets in active galaxies

scientific article published on 28 February 2019

Constraints on Particles and Fields from Full Stokes Observations of AGN

Constraints on black-hole charges with the 2017 EHT observations of M87*

scientific article published on 20 May 2021

Coordinated Multiwavelength Observation of 3C 66A during the WEBT Campaign of 2003–2004 ⬇️

scientific article published in the Astrophysical Journal

Day‐Scale Variability of 3C 279 and Searches for Correlations in Gamma‐Ray, X‐Ray, and Optical Bands ⬇️

scientific article published in the Astrophysical Journal

Detection statistics of the RadioAstron AGN survey

scientific article

Discovery of off-axis jet structure of TeV blazar Mrk 501 with mm-VLBI ⬇️

scientific article published in Astronomy and Astrophysics

Dynamically important magnetic fields near accreting supermassive black holes

scientific article published in Nature

ERRATUM: “MOJAVE. X. PARSEC-SCALE JET ORIENTATION VARIATIONS AND SUPERLUMINAL MOTION IN ACTIVE GALACTIC NUCLEI” (2013, AJ, 146, 120)

scientific article published in Astronomical Journal

ERRATUM: “MOJAVE: MONITORING OF JETS IN ACTIVE GALACTIC NUCLEI WITH VLBA EXPERIMENTS. VI. KINEMATICS ANALYSIS OF A COMPLETE SAMPLE OF BLAZAR JETS” (2009, AJ, 138, 1874)

scientific article published in Astronomical Journal

ERRATUM: “MOJAVE: MONITORING OF JETS IN ACTIVE GALACTIC NUCLEI WITH VLBA EXPERIMENTS. VII. BLAZAR JET ACCELERATION” (2009, ApJ, 706, 1253)

scientific article published in the Astrophysical Journal

ERRATUM: “MOJAVE: MONITORING OF JETS IN ACTIVE GALACTIC NUCLEI WITH VLBA EXPERIMENTS. VIII. FARADAY ROTATION IN PARSEC-SCALE AGN JETS” (2012, AJ, 144, 105)

scientific article published in Astronomical Journal

ERRATUM: “MOJAVE: MONITORING OF JETS IN AGN WITH VLBA EXPERIMENTS. V. MULTI-EPOCH VLBA IMAGES” (2009, AJ, 137, 3718)

scientific article published in Astronomical Journal

Event Horizon Telescope imaging of the archetypal blazar 3C 279 at an extreme 20 microarcsecond resolution

scientific article published in August 2020

Event Horizon Telescope observations of the jet launching and collimation in Centaurus A

scientific article published on 19 July 2021

Evidence for a large-scale helical magnetic field in the quasar 3C 454.3

scholarly article

Evidence for shock-shock interaction in the jet of CTA 102

article

Evidence of a toroidal magnetic field in the core of 3C 84

scientific article published on 27 May 2024

Evidence of the Gaia –VLBI position differences being related to radio source structure

scientific article published in March 2021

Faraday rotation in the MOJAVE blazars: 3C 273 a case study

Filamentary structures as the origin of blazar jet radio variability

scientific article published on 26 October 2023

First M87 Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole ⬇️

scientific article published on 10 April 2019

First M87 Event Horizon Telescope Results. II. Array and Instrumentation ⬇️

scientific article published on 10 April 2019

First M87 Event Horizon Telescope Results. III. Data Processing and Calibration ⬇️

scientific article published on 10 April 2019

First M87 Event Horizon Telescope Results. IV. Imaging the Central Supermassive Black Hole ⬇️

scientific article published on 10 April 2019

First M87 Event Horizon Telescope Results. IX. Detection of Near-horizon Circular Polarization

scientific article published in November 2023

First M87 Event Horizon Telescope Results. V. Physical Origin of the Asymmetric Ring ⬇️

scientific article published on 10 April 2019

First M87 Event Horizon Telescope Results. VI. The Shadow and Mass of the Central Black Hole ⬇️

scientific article published on 10 April 2019

First M87 Event Horizon Telescope Results. VII. Polarization of the Ring

scientific article published in March 2021

First M87 Event Horizon Telescope Results. VIII. Magnetic Field Structure near The Event Horizon

scientific article published in March 2021

First Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

scientific article published in May 2022

First Sagittarius A* Event Horizon Telescope Results. II. EHT and Multiwavelength Observations, Data Processing, and Calibration

scientific article published in May 2022

First Sagittarius A* Event Horizon Telescope Results. III. Imaging of the Galactic Center Supermassive Black Hole

scientific article published in May 2022

First Sagittarius A* Event Horizon Telescope Results. IV. Variability, Morphology, and Black Hole Mass

scientific article published in May 2022

First Sagittarius A* Event Horizon Telescope Results. V. Testing Astrophysical Models of the Galactic Center Black Hole

scientific article published in May 2022

First Sagittarius A* Event Horizon Telescope Results. VI. Testing the Black Hole Metric

scientific article published in May 2022

First Sagittarius A* Event Horizon Telescope Results. VII. Polarization of the Ring

scientific article published on 27 March 2024

First Sagittarius A* Event Horizon Telescope Results. VIII. Physical Interpretation of the Polarized Ring

scientific article published on 27 March 2024

First Very Long Baseline Interferometry Detections at 870 μm

scientific article published on 27 August 2024

From radio to TeV: the surprising spectral energy distribution of AP Librae ⬇️

scholarly article

Geodetic data analysis of VGOS experiments

scientific article published on 28 August 2021

Gravitational Test beyond the First Post-Newtonian Order with the Shadow of the M87 Black Hole

scientific article published on 01 October 2020

INTEGRAL observations of the field of the BL Lacertae object S5 0716+714

scientific article published in Astronomy and Astrophysics

Imaging VGOS Observations and Investigating Source Structure Effects

scientific article published in April 2021

Impact of the image alignment over frequency for the VLBI Global Observing System

scientific article published in July 2022

Insights into the emission of the blazar 1ES 1011+496 through unprecedented broadband observations during 2011 and 2012 ⬇️

scientific article published in Astronomy and Astrophysics

Jet opening angles and gamma-ray brightness of AGN

scientific article published in Astronomy and Astrophysics

Jet-disk connection in OJ287

scientific article published in September 2010

Linear Polarization Properties of Parsec-Scale AGN Jets

MOJAVE - XIV. Shapes and opening angles of AGN jets

scholarly article

MOJAVE XVI: Multiepoch Linear Polarization Properties of Parsec-scale AGN Jet Cores

scientific article published in the Astrophysical Journal

MOJAVE. X. Parsec-scale jet orientation variations and superluminal motion in active galactic nuclei

scientific article published in Astronomical Journal

MOJAVE. XII. Acceleration and collimation of blazar jets on parsec scales ⬇️

scientific article published in the Astrophysical Journal

MOJAVE. XIX. Brightness Temperatures and Intrinsic Properties of Blazar Jets

scientific article published in December 2021

MOJAVE. XV. VLBA 15 GHz Total Intensity and Polarization Maps of 437 Parsec-scale AGN Jets from 1996 to 2017

scholarly article

MOJAVE. XVII. Jet Kinematics and Parent Population Properties of Relativistically Beamed Radio-loud Blazars

scientific article

MOJAVE: Monitoring Of Jets in Active Galactic Nuclei with VLBA Experiments. VII. Blazar jet acceleration ⬇️

scientific article published in the Astrophysical Journal

MOJAVE: Monitoring of Jets in Active Galactic Nuclei with VLBA Experiments. VIII. Faraday rotation in parsec-scale AGN jets

scientific article published in Astronomical Journal

MOJAVE: Monitoring of Jets in Active galactic nuclei with VLBA Experiments

scientific article published in Astronomy and Astrophysics

MOJAVE: XIII. Parsec-scale AGN jet kinematics analysis based on 19 years of VLBA observations at 15 GHz ⬇️

scientific article published in Astronomical Journal

MOJAVE: monitoring of jets in active galactic nuclei with VLBA experiments. VI. Kinematics analysis of a complete sample of blazar jets

scientific article published in Astronomical Journal

MOJAVE: monitoring of jets in active galactic nuclei with VLBA experiments. V. Multi-epoch VLBA images

scientific article published in Astronomical Journal

MOJAVE: monitoring of jets in active galactic nuclei with VLBA experiments. XI. Spectral distributions ⬇️

scientific article published in Astronomical Journal

Millimeter Light Curves of Sagittarius A* Observed during the 2017 Event Horizon Telescope Campaign

scientific article published in May 2022

Millimetre Continuum Variations, VLBI Structure and Gamma-rays: Investigating Shocked Jet Physics

scientific article published in 2002

Monitoring Of Jets in Active Galactic Nuclei with VLBA Experiments. XVIII. Kinematics and Inner Jet Evolution of Bright Radio-loud Active Galaxies

scientific article published in December 2021

Monitoring the Morphology of M87* in 2009–2017 with the Event Horizon Telescope

scientific article published in September 2020

Multi-frequency VLBA study of the blazar S5 0716+714 during the active state in 2004

scientific article published in Astronomy and Astrophysics

Multiband RadioAstron space VLBI imaging of the jet in quasar S5 0836+710

scientific article published in September 2020

Multiepoch Multiwavelength Spectra and Models for Blazar 3C 279 ⬇️

scientific article published in the Astrophysical Journal

Multifrequency VLBA monitoring of 3C 273 during the INTEGRAL Campaign in 2003

scientific article published in Astronomy and Astrophysics

Multifrequency studies of the peculiar quasar 4C +21.35 during the 2010 flaring activity ⬇️

scientific article published in the Astrophysical Journal

Multiwavelength Observations of the Blazar BL Lacertae: A New Fast TeV Gamma-Ray Flare

scientific article published in the Astrophysical Journal

Observatory science with eXTP

On the location of the supermassive black hole in CTA 102 ⬇️

scientific article published in Astronomy and Astrophysics

Ordered magnetic fields around the 3C 84 central black hole

scientific article published in February 2024

Planck early results. XIV. ERCSC validation and extreme radio sources

scientific article published in Astronomy and Astrophysics in December 2011

Planck early results. XV. Spectral energy distributions and radio continuum spectra of northern extragalactic radio sources

scientific article published in Astronomy and Astrophysics in December 2011

Polarimetric Geometric Modeling for mm-VLBI Observations of Black Holes

scientific article published in November 2023

Polarimetric Properties of Event Horizon Telescope Targets from ALMA

scientific article published in March 2021

Polarization angle swings in blazars: The case of 3C 279

scientific article published in Astronomy and Astrophysics

Probing the innermost regions of AGN jets and their magnetic fields with RadioAstron

scientific article published in April 2021

Probing the innermost regions of AGN jets and their magnetic fields with RadioAstron. II. Observations of 3C 273 at minimum activity

scientific article published in Astronomy and Astrophysics

Radio to gamma-ray connection in blazars

scientific article published in 2007

RadioAstron Science Program Five Years after Launch: Main Science Results

RadioAstron reveals a spine-sheath jet structure in 3C 273

scientific article published in October 2021

Relativistic beaming and gamma-ray brightness of blazars

scientific article published in Astronomy and Astrophysics

Resolving the Inner Parsec of the Blazar J1924–2914 with the Event Horizon Telescope

scientific article published in 2022

Reversals in the Direction of Polarization Rotation in OJ 287

scientific article published in the Astrophysical Journal

SIMULATION OF SHOCK-SHOCK INTERACTION IN PARSEC-SCALE JETS

scientific article published in January 2012

SYMBA: An end-to-end VLBI synthetic data generation pipeline

scientific article published in April 2020

Selective Dynamical Imaging of Interferometric Data

scientific article published in May 2022

Serendipitous VLBI detection of rapid, large-amplitude, intraday variability in QSO 1156+295

scientific article published in Astronomy and Astrophysics

SimultaneousPlanck,Swift, andFermiobservations of X-ray andγ-ray selected blazars

scientific article published in Astronomy and Astrophysics

Studies of the jet in BL Lacertae. I. Recollimation shock and moving emission features ⬇️

scientific article published in the Astrophysical Journal

Studies of the jet in BL Lacertae. II. Superluminal Alfven waves ⬇️

scientific article published in the Astrophysical Journal

THE RELATION BETWEEN RADIO POLARIZATION AND GAMMA-RAY EMISSION IN AGN JETS

THEMIS: A Parameter Estimation Framework for the Event Horizon Telescope

scientific article published in July 2020

Testing the magnetic flux paradigm for AGN radio loudness with a radio-intermediate quasar

scientific article published on 11 June 2021

The Connection between the Radio Jet and the γ-ray Emission in the Radio Galaxy 3C 120 and the Blazar CTA 102

The Event Horizon General Relativistic Magnetohydrodynamic Code Comparison Project

scientific article published in August 2019

The Event Horizon Telescope Image of the Quasar NRAO 530

scientific article published in February 2023

The LOFT mission concept: a status update

article

The Polarized Image of a Synchrotron-emitting Ring of Gas Orbiting a Black Hole

scientific article published in May 2021

The Variability of the Black Hole Image in M87 at the Dynamical Timescale

scientific article published in January 2022

The connection between the radio jet and the gamma-ray emission in the radio galaxy 3C 120 ⬇️

scientific article published in the Astrophysical Journal

The core shift effect in the blazar 3C 454.3

scientific article

The first Fermi multifrequency campaign on BL Lacertae: characterizing the low-activity state of the eponymous blazar ⬇️

scientific article published in the Astrophysical Journal

The parsec-scale structure, kinematics, and polarization of radio-loud narrow-line Seyfert 1 galaxies ⬇️

scientific article published in September 2014

The persistent shadow of the supermassive black hole of M87: I. Observations, calibration, imaging, and analysis

scientific article published in January 2024

The persistent shadow of the supermassive black hole of M87: II. Model comparisons and theoretical interpretations

scientific article published in January 2025

The putative center in NGC 1052

scientific article published in December 2024

The unprecedented optical outburst of the quasar 3C 454.3. The WEBT campaign of 2004-2005

scientific article published in Astronomy and Astrophysics

Twenty years monitoring of extragalactic sources at 22, 37 and 87 GHz

scientific article published in Astronomy and Astrophysics

VLBA observations of a rare multiple quasar imaging event caused by refraction in the interstellar medium

scientific article published in Astronomy and Astrophysics

VLBA polarimetric monitoring of 3C 111

scientific article published in Astronomy and Astrophysics

Verification of Radiative Transfer Schemes for the EHT

scientific article published on 13 July 2020

List of works by Tuomas Savolainen

A Decade of Multiwavelength Observations of the TeV Blazar 1ES 1215+303: Extreme Shift of the Synchrotron Peak Frequency and Long-term Optical–Gamma-Ray Flux Increase

A Search for Pulsars around Sgr A* in the First Event Horizon Telescope Data Set

A Universal Power-law Prescription for Variability from Synthetic Images of Black Hole Accretion Flows

A connection between apparent VLBA jet speeds and initial active galactic nucleus detections made by the Fermi gamma-ray observatory ⬇️

A connection between γ-ray and parsec-scale radio flares in the blazar 3C 273

A decade of joint MOJAVE– Fermi AGN monitoring: localization of the gamma-ray emission region

A ring-like accretion structure in M87 connecting its black hole and jet ⬇️

A transition from parabolic to conical shape as a common effect in nearby AGN jets

A wide and collimated radio jet in 3C84 on the scale of a few hundred gravitational radii

Active galactic nuclei imaging programs of the RadioAstron mission

An Exceptional Radio Flare in Markarian 421

An Extremely Curved Relativistic Jet in PKS 2136+141 ⬇️

Analyzing polarization swings in 3C 279

Broadband Multi-wavelength Properties of M87 during the 2017 Event Horizon Telescope Campaign

Catching the radio flare in CTA 102. II. VLBI kinematic analysis

Catching the radio flare in CTA 102

Catching the radio flare in CTA 102

Causal connection in parsec-scale relativistic jets: results from the MOJAVE VLBI survey

Characterizing and Mitigating Intraday Variability: Reconstructing Source Structure in Accreting Black Holes with mm-VLBI

Comparison of Polarized Radiative Transfer Codes Used by the EHT Collaboration

Connections between millimetre continuum variations and VLBI structure in 27 AGN

Constraining the photon coupling of ultra-light dark-matter axion-like particles by polarization variations of parsec-scale jets in active galaxies

Constraints on Particles and Fields from Full Stokes Observations of AGN

Constraints on black-hole charges with the 2017 EHT observations of M87*

Coordinated Multiwavelength Observation of 3C 66A during the WEBT Campaign of 2003–2004 ⬇️

Day‐Scale Variability of 3C 279 and Searches for Correlations in Gamma‐Ray, X‐Ray, and Optical Bands ⬇️

Detection statistics of the RadioAstron AGN survey

Discovery of off-axis jet structure of TeV blazar Mrk 501 with mm-VLBI ⬇️

Dynamically important magnetic fields near accreting supermassive black holes

ERRATUM: “MOJAVE. X. PARSEC-SCALE JET ORIENTATION VARIATIONS AND SUPERLUMINAL MOTION IN ACTIVE GALACTIC NUCLEI” (2013, AJ, 146, 120)

ERRATUM: “MOJAVE: MONITORING OF JETS IN ACTIVE GALACTIC NUCLEI WITH VLBA EXPERIMENTS. VI. KINEMATICS ANALYSIS OF A COMPLETE SAMPLE OF BLAZAR JETS” (2009, AJ, 138, 1874)

ERRATUM: “MOJAVE: MONITORING OF JETS IN ACTIVE GALACTIC NUCLEI WITH VLBA EXPERIMENTS. VII. BLAZAR JET ACCELERATION” (2009, ApJ, 706, 1253)

ERRATUM: “MOJAVE: MONITORING OF JETS IN ACTIVE GALACTIC NUCLEI WITH VLBA EXPERIMENTS. VIII. FARADAY ROTATION IN PARSEC-SCALE AGN JETS” (2012, AJ, 144, 105)

ERRATUM: “MOJAVE: MONITORING OF JETS IN AGN WITH VLBA EXPERIMENTS. V. MULTI-EPOCH VLBA IMAGES” (2009, AJ, 137, 3718)

Event Horizon Telescope imaging of the archetypal blazar 3C 279 at an extreme 20 microarcsecond resolution

Event Horizon Telescope observations of the jet launching and collimation in Centaurus A

Evidence for a large-scale helical magnetic field in the quasar 3C 454.3

Evidence for shock-shock interaction in the jet of CTA 102

Evidence of a toroidal magnetic field in the core of 3C 84

Evidence of the Gaia –VLBI position differences being related to radio source structure

Faraday rotation in the MOJAVE blazars: 3C 273 a case study

Filamentary structures as the origin of blazar jet radio variability

First M87 Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole ⬇️

First M87 Event Horizon Telescope Results. II. Array and Instrumentation ⬇️

First M87 Event Horizon Telescope Results. III. Data Processing and Calibration ⬇️

First M87 Event Horizon Telescope Results. IV. Imaging the Central Supermassive Black Hole ⬇️

First M87 Event Horizon Telescope Results. IX. Detection of Near-horizon Circular Polarization

First M87 Event Horizon Telescope Results. V. Physical Origin of the Asymmetric Ring ⬇️

First M87 Event Horizon Telescope Results. VI. The Shadow and Mass of the Central Black Hole ⬇️

First M87 Event Horizon Telescope Results. VII. Polarization of the Ring

First M87 Event Horizon Telescope Results. VIII. Magnetic Field Structure near The Event Horizon

First Sagittarius A* Event Horizon Telescope Results. I. The Shadow of the Supermassive Black Hole in the Center of the Milky Way

First Sagittarius A* Event Horizon Telescope Results. II. EHT and Multiwavelength Observations, Data Processing, and Calibration

First Sagittarius A* Event Horizon Telescope Results. III. Imaging of the Galactic Center Supermassive Black Hole

First Sagittarius A* Event Horizon Telescope Results. IV. Variability, Morphology, and Black Hole Mass

First Sagittarius A* Event Horizon Telescope Results. V. Testing Astrophysical Models of the Galactic Center Black Hole

First Sagittarius A* Event Horizon Telescope Results. VI. Testing the Black Hole Metric

First Sagittarius A* Event Horizon Telescope Results. VII. Polarization of the Ring

First Sagittarius A* Event Horizon Telescope Results. VIII. Physical Interpretation of the Polarized Ring

First Very Long Baseline Interferometry Detections at 870 μm

From radio to TeV: the surprising spectral energy distribution of AP Librae ⬇️

Geodetic data analysis of VGOS experiments

Gravitational Test beyond the First Post-Newtonian Order with the Shadow of the M87 Black Hole

INTEGRAL observations of the field of the BL Lacertae object S5 0716+714

Imaging VGOS Observations and Investigating Source Structure Effects

Impact of the image alignment over frequency for the VLBI Global Observing System

Insights into the emission of the blazar 1ES 1011+496 through unprecedented broadband observations during 2011 and 2012 ⬇️

Jet opening angles and gamma-ray brightness of AGN

Jet-disk connection in OJ287

Linear Polarization Properties of Parsec-Scale AGN Jets

MOJAVE - XIV. Shapes and opening angles of AGN jets

MOJAVE XVI: Multiepoch Linear Polarization Properties of Parsec-scale AGN Jet Cores

MOJAVE. X. Parsec-scale jet orientation variations and superluminal motion in active galactic nuclei

MOJAVE. XII. Acceleration and collimation of blazar jets on parsec scales ⬇️

MOJAVE. XIX. Brightness Temperatures and Intrinsic Properties of Blazar Jets

MOJAVE. XV. VLBA 15 GHz Total Intensity and Polarization Maps of 437 Parsec-scale AGN Jets from 1996 to 2017

MOJAVE. XVII. Jet Kinematics and Parent Population Properties of Relativistically Beamed Radio-loud Blazars

MOJAVE: Monitoring Of Jets in Active Galactic Nuclei with VLBA Experiments. VII. Blazar jet acceleration ⬇️

MOJAVE: Monitoring of Jets in Active Galactic Nuclei with VLBA Experiments. VIII. Faraday rotation in parsec-scale AGN jets