Prof. Dr. Jochen Heidt
Landessternwarte
Phone
Office
Hauptgebäude, Room 106
Postal Address
Zentrum für Astronomie der Universität Heidelberg
Landessternwarte
Königstuhl 12
69117 Heidelberg
Landessternwarte
Königstuhl 12
69117 Heidelberg
45.
11/2024
Maskoliūnas, M.; Wyrzykowski, Ł. et al. (inc. Wambsganss, J.; Tsapras, Y.; Hundertmark, M.; Heidt, J.; Kaczmarek, Z.)
Lens Mass Estimate in the Galactic Disk Extreme Parallax Microlensing Event Gaia19dke
AcA 74, 77(2024)
Maskoliūnas, M.; Wyrzykowski, Ł. et al. (inc. Wambsganss, J.; Tsapras, Y.; Hundertmark, M.; Heidt, J.; Kaczmarek, Z.)
Lens Mass Estimate in the Galactic Disk Extreme Parallax Microlensing Event Gaia19dke
AcA 74, 77(2024)
44.
9/2024
Sauter, J. R.; Brandner, W. et al. (inc. Heidt, J.)
Detection Limits of Thermal-infrared Observations with Adaptive Optics. I. Observational Data
PASP 136, i5001(2024)
Sauter, J. R.; Brandner, W. et al. (inc. Heidt, J.)
Detection Limits of Thermal-infrared Observations with Adaptive Optics. I. Observational Data
PASP 136, i5001(2024)
43.
7/2024
La Barbera, F.; Vazdekis, A. et al. (inc. Heidt, J.; Pasquali, A.)
Radial gradients of CO absorptions and abundance ratios in the bulge of M31
A&A 687, A156(2024)
La Barbera, F.; Vazdekis, A. et al. (inc. Heidt, J.; Pasquali, A.)
Radial gradients of CO absorptions and abundance ratios in the bulge of M31
A&A 687, A156(2024)
42.
6/2024
Panda, Swayamtrupta; Pozo Nuñez, Francisco et al. (inc. Heidt, Jochen)
Probing the C IV Continuum Size–Luminosity Relation in Active Galactic Nuclei with Photometric Reverberation Mapping
ApJ 968, L16(2024)
Panda, Swayamtrupta; Pozo Nuñez, Francisco et al. (inc. Heidt, Jochen)
Probing the C IV Continuum Size–Luminosity Relation in Active Galactic Nuclei with Photometric Reverberation Mapping
ApJ 968, L16(2024)
41.
12/2023
Schey, L.; Heidt, J. et al. (inc. Quirrenbach, A.; Seifert, W.; Pramskiy, A.)
Decomposition of the central structure of NGC 2273 in the NIR: A case study
AN 344, 30094(2023)
Schey, L.; Heidt, J. et al. (inc. Quirrenbach, A.; Seifert, W.; Pramskiy, A.)
Decomposition of the central structure of NGC 2273 in the NIR: A case study
AN 344, 30094(2023)
40.
8/2022
Euclid Collaboration; Saglia, R. et al. (inc. Heidt, J.)
Euclid preparation. XX. The Complete Calibration of the Color-Redshift Relation survey: LBT observations and data release
A&A 664, A196(2022)
Euclid Collaboration; Saglia, R. et al. (inc. Heidt, J.)
Euclid preparation. XX. The Complete Calibration of the Color-Redshift Relation survey: LBT observations and data release
A&A 664, A196(2022)
39.
12/2020
Kasper, M.; Santhakumari, K. K. R. et al. (inc. Heidt, J.)
A triple star in disarray. Multi-epoch observations of T Tauri with VLT-SPHERE and LBT-LUCI
A&A 644, A114(2020)
Kasper, M.; Santhakumari, K. K. R. et al. (inc. Heidt, J.)
A triple star in disarray. Multi-epoch observations of T Tauri with VLT-SPHERE and LBT-LUCI
A&A 644, A114(2020)
38.
7/2020
Husemann, B.; Heidt, J. et al.
Revisiting dual AGN candidates with spatially resolved LBT spectroscopy. The impact of spillover light contamination
A&A 639, A117(2020)
Husemann, B.; Heidt, J. et al.
Revisiting dual AGN candidates with spatially resolved LBT spectroscopy. The impact of spillover light contamination
A&A 639, A117(2020)
37.
8/2019
Heidt, J.; Quirrenbach, A. et al. (inc. Seifert, W.; Pramskiy, A.; Hoyer, N.)
3C 294 revisited: Deep Large Binocular Telescope AO NIR images and optical spectroscopy
A&A 628, A28(2019)
Heidt, J.; Quirrenbach, A. et al. (inc. Seifert, W.; Pramskiy, A.; Hoyer, N.)
A&A 628, A28(2019)
36.
3/2017
De Rosa, A.; Bianchi, S. et al. (inc. Heidt, J.)
Unveiling multiple AGN activity in galaxy mergers
AN 338, 262(2017)
De Rosa, A.; Bianchi, S. et al. (inc. Heidt, J.)
Unveiling multiple AGN activity in galaxy mergers
AN 338, 262(2017)
35.
7/2016
Kiehlmann, S.; Savolainen, T. et al. (inc. Kurtanidze, O. M.; Heidt, J.)
Polarization angle swings in blazars: The case of3C 279 (Corrigendum)
A&A 592, C1(2016)
Kiehlmann, S.; Savolainen, T. et al. (inc. Kurtanidze, O. M.; Heidt, J.)
Polarization angle swings in blazars: The case of
A&A 592, C1(2016)
34.
5/2016
Kiehlmann, S.; Savolainen, T. et al. (inc. Kurtanidze, O. M.; Heidt, J.)
Polarization angle swings in blazars: The case of3C 279
A&A 590, A10(2016)
Kiehlmann, S.; Savolainen, T. et al. (inc. Kurtanidze, O. M.; Heidt, J.)
Polarization angle swings in blazars: The case of
A&A 590, A10(2016)
33.
6/2013
Sorcia, Marco; Benítez, Erika et al. (inc. Mommert, Michael; Heidt, Jochen)
Long-term Optical Polarization Variability of the TeV Blazar 1ES 1959+650
ApJS 206, 11(2013)
Sorcia, Marco; Benítez, Erika et al. (inc. Mommert, Michael; Heidt, Jochen)
Long-term Optical Polarization Variability of the TeV Blazar 1ES 1959+650
ApJS 206, 11(2013)
32.
9/2012
Raiteri, C. M.; Villata, M. et al. (inc. Heidt, J.; Kurtanidze, O. M.)
Variability of the blazar 4C 38.41 (B3 1633+382) from GHz frequencies to GeV energies
A&A 545, A48(2012)
Raiteri, C. M.; Villata, M. et al. (inc. Heidt, J.; Kurtanidze, O. M.)
Variability of the blazar 4C 38.41 (B3 1633+382) from GHz frequencies to GeV energies
A&A 545, A48(2012)
31.
8/2012
Hayashida, M.; Madejski, G. M. et al. (inc. Heidt, J.)
The Structure and Emission Model of the Relativistic Jet in the Quasar 3C 279 Inferred from Radio to High-energy γ-Ray Observations in 2008-2010
ApJ 754, 114(2012)
Hayashida, M.; Madejski, G. M. et al. (inc. Heidt, J.)
The Structure and Emission Model of the Relativistic Jet in the Quasar 3C 279 Inferred from Radio to High-energy γ-Ray Observations in 2008-2010
ApJ 754, 114(2012)
30.
6/2012
Ackermann, M.; Ajello, M. et al. (inc. Heidt, J.)
Multi-wavelength Observations of Blazar AO 0235+164 in the 2008-2009 Flaring State
ApJ 751, 159(2012)
Ackermann, M.; Ajello, M. et al. (inc. Heidt, J.)
Multi-wavelength Observations of Blazar AO 0235+164 in the 2008-2009 Flaring State
ApJ 751, 159(2012)
29.
10/2011
Raiteri, C. M.; Villata, M. et al. (inc. Heidt, J.)
The long-lasting activity of3C 454.3 . GASP-WEBT and satellite observations in 2008-2010
A&A 534, A87(2011)
Raiteri, C. M.; Villata, M. et al. (inc. Heidt, J.)
The long-lasting activity of
A&A 534, A87(2011)
28.
7/2011
Palma, N. I.; Böttcher, M. et al. (inc. Heidt, J.)
Multiwavelength Observations of the Gamma-Ray Blazar PKS 0528+134 in Quiescence
ApJ 735, 60(2011)
Palma, N. I.; Böttcher, M. et al. (inc. Heidt, J.)
Multiwavelength Observations of the Gamma-Ray Blazar PKS 0528+134 in Quiescence
ApJ 735, 60(2011)
27.
7/2011
Agudo, Iván; Marscher, Alan P. et al. (inc. Heidt, Jochen)
On the Location of the γ-Ray Outburst Emission in the BL Lacertae Object AO 0235+164 Through Observations Across the Electromagnetic Spectrum
ApJ 735, L10(2011)
Agudo, Iván; Marscher, Alan P. et al. (inc. Heidt, Jochen)
On the Location of the γ-Ray Outburst Emission in the BL Lacertae Object AO 0235+164 Through Observations Across the Electromagnetic Spectrum
ApJ 735, L10(2011)
26.
5/2011
Heidt, J.; Nilsson, K.
Polarimetry of optically selected BL Lacertae candidates from the SDSS
A&A 529, A162(2011)
Heidt, J.; Nilsson, K.
Polarimetry of optically selected BL Lacertae candidates from the SDSS
A&A 529, A162(2011)
25.
5/2011
D'Ammando, F.; Raiteri, C. M. et al. (inc. Heidt, J.)
AGILE detection of extreme γ-ray activity from the blazar PKS 1510-089 during March 2009. Multifrequency analysis
A&A 529, A145(2011)
D'Ammando, F.; Raiteri, C. M. et al. (inc. Heidt, J.)
AGILE detection of extreme γ-ray activity from the blazar PKS 1510-089 during March 2009. Multifrequency analysis
A&A 529, A145(2011)
24.
1/2011
Agudo, Iván; Jorstad, Svetlana G. et al. (inc. Heidt, Jochen)
Location of γ-ray Flare Emission in the Jet of the BL Lacertae Object OJ287 More than 14 pc from the Central Engine
ApJ 726, L13(2011)
Agudo, Iván; Jorstad, Svetlana G. et al. (inc. Heidt, Jochen)
Location of γ-ray Flare Emission in the Jet of the BL Lacertae Object OJ287 More than 14 pc from the Central Engine
ApJ 726, L13(2011)
23.
1/2011
Abdo, A. A.; Ackermann, M. et al. (inc. Wagner, S.; Hauser, M.; Mommert, M.; Heidt, J.)
Multi-wavelength Observations of the Flaring Gamma-ray Blazar 3C 66A in 2008 October
ApJ 726, 43(2011)
Abdo, A. A.; Ackermann, M. et al. (inc. Wagner, S.; Hauser, M.; Mommert, M.; Heidt, J.)
Multi-wavelength Observations of the Flaring Gamma-ray Blazar 3C 66A in 2008 October
ApJ 726, 43(2011)
22.
6/2010
Abdo, A. A.; Ackermann, M. et al. (inc. Heidt, J.)
The Spectral Energy Distribution of Fermi Bright Blazars
ApJ 716, 30(2010)
Abdo, A. A.; Ackermann, M. et al. (inc. Heidt, J.)
The Spectral Energy Distribution of Fermi Bright Blazars
ApJ 716, 30(2010)
21.
3/2010
Vercellone, S.; D'Ammando, F. et al. (inc. Mommert, M.; Heidt, J.)
Multiwavelength Observations of 3C 454.3. III. Eighteen Months of Agile Monitoring of the "Crazy Diamond"
ApJ 712, 405(2010)
Vercellone, S.; D'Ammando, F. et al. (inc. Mommert, M.; Heidt, J.)
Multiwavelength Observations of 3C 454.3. III. Eighteen Months of Agile Monitoring of the "Crazy Diamond"
ApJ 712, 405(2010)
20.
3/2010
Villforth, C.; Nilsson, K. et al. (inc. Heidt, J.)
Variability and stability in blazar jets on time-scales of years: optical polarization monitoring of OJ 287 in 2005-2009
MNRAS 402, 2087(2010)
Villforth, C.; Nilsson, K. et al. (inc. Heidt, J.)
Variability and stability in blazar jets on time-scales of years: optical polarization monitoring of OJ 287 in 2005-2009
MNRAS 402, 2087(2010)
19.
2/2010
Abdo, A. A.; Ackermann, M. et al. (inc. Mommert, M.; Heidt, J.)
A change in the optical polarization associated with a γ-ray flare in the blazar 3C279
Natur 463, 919(2010)
Abdo, A. A.; Ackermann, M. et al. (inc. Mommert, M.; Heidt, J.)
A change in the optical polarization associated with a γ-ray flare in the blazar 3C279
Natur 463, 919(2010)
18.
12/2009
D'Ammando, F.; Pucella, G. et al. (inc. Mommert, M.; Heidt, J.)
AGILE detection of a rapid γ-ray flare from the blazar PKS 1510-089 during the GASP-WEBT monitoring
A&A 508, 181(2009)
D'Ammando, F.; Pucella, G. et al. (inc. Mommert, M.; Heidt, J.)
AGILE detection of a rapid γ-ray flare from the blazar PKS 1510-089 during the GASP-WEBT monitoring
A&A 508, 181(2009)
17.
12/2009
Acciari, V. A.; Aliu, E. et al. (inc. Mommert, M.; Heidt, J.; Tetradze, S. D.; Kurtanidze, O. M.)
Multiwavelength Observations of a TeV-Flare from W Comae
ApJ 707, 612(2009)
Acciari, V. A.; Aliu, E. et al. (inc. Mommert, M.; Heidt, J.; Tetradze, S. D.; Kurtanidze, O. M.)
Multiwavelength Observations of a TeV-Flare from W Comae
ApJ 707, 612(2009)
16.
11/2009
Raiteri, C. M.; Villata, M. et al. (inc. Heidt, J.)
WEBT multiwavelength monitoring and XMM-Newton observations ofBL Lacertae in 2007-2008. Unveiling different emission components
A&A 507, 769(2009)
Raiteri, C. M.; Villata, M. et al. (inc. Heidt, J.)
WEBT multiwavelength monitoring and XMM-Newton observations of
A&A 507, 769(2009)
15.
9/2009
Villata, M.; Raiteri, C. M. et al. (inc. Mommert, M.; Heidt, J.)
The GASP-WEBT monitoring of3C 454.3 during the 2008 optical-to-radio and γ-ray outburst
A&A 504, L9(2009)
Villata, M.; Raiteri, C. M. et al. (inc. Mommert, M.; Heidt, J.)
The GASP-WEBT monitoring of
A&A 504, L9(2009)
14.
8/2009
Villforth, Carolin; Nilsson, Kari et al. (inc. Pforr, Janine; Heidt, Jochen)
Intranight polarization variability in radio-loud and radio-quiet AGN
MNRAS 397, 1893(2009)
Villforth, Carolin; Nilsson, Kari et al. (inc. Pforr, Janine; Heidt, Jochen)
Intranight polarization variability in radio-loud and radio-quiet AGN
MNRAS 397, 1893(2009)
13.
6/2009
Valtonen, M. J.; Nilsson, K. et al. (inc. Heidt, J.)
Tidally Induced Outbursts in OJ 287 during 2005-2008
ApJ 698, 781(2009)
Valtonen, M. J.; Nilsson, K. et al. (inc. Heidt, J.)
Tidally Induced Outbursts in OJ 287 during 2005-2008
ApJ 698, 781(2009)
12.
3/2009
Böttcher, M.; Fultz, K. et al. (inc. Heidt, J.)
The Whole Earth Blazar Telescope Campaign on the Intermediate BL Lac Object 3C 66A in 2007-2008
ApJ 694, 174(2009)
Böttcher, M.; Fultz, K. et al. (inc. Heidt, J.)
The Whole Earth Blazar Telescope Campaign on the Intermediate BL Lac Object 3C 66A in 2007-2008
ApJ 694, 174(2009)
11.
9/2008
Villforth, C.; Heidt, J. et al.
Quasar host galaxies in the FORS deep field
A&A 488, 133(2008)
Villforth, C.; Heidt, J. et al.
Quasar host galaxies in the FORS deep field
A&A 488, 133(2008)
10.
4/2008
Villata, M.; Raiteri, C. M. et al. (inc. Heidt, J.; Kurtanidze, O. M.)
Multifrequency monitoring of the blazar0716+714 during the GASP-WEBT-AGILE campaign of 2007
A&A 481, L79(2008)
Villata, M.; Raiteri, C. M. et al. (inc. Heidt, J.; Kurtanidze, O. M.)
Multifrequency monitoring of the blazar
A&A 481, L79(2008)
9.
4/2008
Valtonen, M. J.; Lehto, H. J. et al. (inc. Heidt, J.)
A massive binary black-hole system in OJ287 and a test of general relativity
Natur 452, 851(2008)
Valtonen, M. J.; Lehto, H. J. et al. (inc. Heidt, J.)
A massive binary black-hole system in OJ287 and a test of general relativity
Natur 452, 851(2008)
8.
5/2007
Tapken, C.; Appenzeller, I. et al. (inc. Meinköhn, E.; Heidt, J.)
Lyα emission in high-redshift galaxies
A&A 467, 63(2007)
Tapken, C.; Appenzeller, I. et al. (inc. Meinköhn, E.; Heidt, J.)
Lyα emission in high-redshift galaxies
A&A 467, 63(2007)
7.
3/2007
Raiteri, C. M.; Villata, M. et al. (inc. Heidt, J.)
Spectroscopic monitoring of the BL Lac objectAO 0235+164
A&A 464, 871(2007)
Raiteri, C. M.; Villata, M. et al. (inc. Heidt, J.)
Spectroscopic monitoring of the BL Lac object
A&A 464, 871(2007)
6.
1/2007
Londish, D.; Croom, S. M. et al. (inc. Heidt, J.)
The 2QZ BL Lac survey - II
MNRAS 374, 556(2007)
Londish, D.; Croom, S. M. et al. (inc. Heidt, J.)
The 2QZ BL Lac survey - II
MNRAS 374, 556(2007)
5.
11/2006
Heidt, J.; Jäger, K. et al.
The QSO HE1013-2136 ( z = 0.785): Tracing the ULIRG-QSO connection towards large look-back times?
NewAR 50, 762(2006)
Heidt, J.; Jäger, K. et al.
The QSO HE1013-2136 ( z = 0.785): Tracing the ULIRG-QSO connection towards large look-back times?
NewAR 50, 762(2006)
4.
8/2006
Tapken, C.; Appenzeller, I. et al. (inc. Seifert, W.; Heidt, J.)
Lyα emission galaxies at a redshift of z ≈ 5.7 in the FORS deep field
A&A 455, 145(2006)
Tapken, C.; Appenzeller, I. et al. (inc. Seifert, W.; Heidt, J.)
Lyα emission galaxies at a redshift of z ≈ 5.7 in the FORS deep field
A&A 455, 145(2006)
3.
7/2006
Villata, M.; Raiteri, C. M. et al. (inc. Heidt, J.; Kurtanidze, O. M.)
The unprecedented optical outburst of the quasar3C 454.3 . The WEBT campaign of 2004-2005
A&A 453, 817(2006)
Villata, M.; Raiteri, C. M. et al. (inc. Heidt, J.; Kurtanidze, O. M.)
The unprecedented optical outburst of the quasar
A&A 453, 817(2006)
2.
6/2006
Ostorero, L.; Wagner, S. J. et al. (inc. Tapken, C.; Strub, P.; Kurtanidze, O.; Kachel, D.; Heidt, J.; Hauser, M.; Emmanoulopoulos, D.; Ferrero, E.)
Testing the inverse-Compton catastrophe scenario in the intra-day variable blazarS5 0716+71 . I. Simultaneous broadband observations during November 2003
A&A 451, 797(2006)
Ostorero, L.; Wagner, S. J. et al. (inc. Tapken, C.; Strub, P.; Kurtanidze, O.; Kachel, D.; Heidt, J.; Hauser, M.; Emmanoulopoulos, D.; Ferrero, E.)
Testing the inverse-Compton catastrophe scenario in the intra-day variable blazar
A&A 451, 797(2006)
1.
3/2006
Gabasch, A.; Hopp, U. et al. (inc. Noll, S.; Mehlert, D.; Heidt, J.; Appenzeller, I.)
The evolution of the luminosity functions in the FORS deep field from low to high redshift. II. The red bands
A&A 448, 101(2006)
Gabasch, A.; Hopp, U. et al. (inc. Noll, S.; Mehlert, D.; Heidt, J.; Appenzeller, I.)
The evolution of the luminosity functions in the FORS deep field from low to high redshift. II. The red bands
A&A 448, 101(2006)
