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J

Jens Kammerer

european southern observatory

23H-index
152Paper Count
2.5KCitation Count
Published Papers 57
Publication Date
Deep Limits on Planets Exterior to HR 8799’s Known Planetary System with the James Webb Space Telescope
err2026-04-17
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errBryden Geoffrey; Llop-Sayson Jorge; Beichman Charles A.; Balmer William O.; Kammerer Jens; Leisenring Jarron M.; Ygouf Marie; Krist John; Faramaz-Gorka Virginie; Greenbaum Alexandra Z.; Girard Julien; Perrin Marshall; Pueyo Laurent; van der Marel Roeland; Meyer Michael; Johnstone Doug; Hodapp Klaus; Rieke Marcia
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The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems. VII. Molecular Mapping Performance with JWST/MIRI MRS: VHS 1256 b as a Case Study
err2026-04-16
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errMathilde Mâlin; Anthony Boccaletti; Benjamin Charnay; Laurent Pueyo; Alexis Bidot; Polychronis Patapis; Sasha Hinkley; Simon Petrus; Niall Whiteford; Marshall Perrin; Beth A. Biller; Gabriele Cugno; Thayne Currie; Camilla Danielski; Thomas Henning; Kielan K. W. Hoch; Markus Janson; Jens Kammerer; Elisabeth C. Matthews; Evert Nasedkin; Paulina Palma-Bifani; Isabel Rebollido; Matthias Samland; Andrew Skemer; Jordan M. Stone; Genaro Suárez; Ben J. Sutlieff; Motohide Tamura; Christopher A. Theissen; Johanna M. Vos; Zhoujian Zhang; Alice Zurlo; The Direct Observations of Exoplanetary Systems ERS Collaboration
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Direct Images of CO2 Absorption in the Atmosphere of a Super-Jupiter: Enhanced Metallicity Suggestive of Formation in a Disk
err2026-04-14
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errWilliam O. Balmer; Laurent Pueyo; Ashley Messier; Evelyn Bruinsma; Jeremy Jones; Klara Matuszewska; Marshall D. Perrin; Julien H. Girard; Jarron M. Leisenring; Kellen Lawson; Roeland P. van der Marel; Jens Kammerer; Aarynn Carter; Mathilde Mâlin; Kimberly Ward-Duong; Kielan K. W. Hoch; Emily Rickman; Sara Seager
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Direct Spectroscopic Confirmation of the Young Embedded Protoplanet WISPIT 2c
err2026-03-24
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errChloe Lawlor; Richelle F. van Capelleveen; Guillaume Bourdarot; Christian Ginski; Matthew A. Kenworthy; Tomas Stolker; Laird Close; Alexander J. Bohn; Frank Eisenhauer; Paulo Garcia; Sebastian F. Hönig; Jens Kammerer; Laura Kreidberg; Sylvestre Lacour; Jean-Baptiste Le Bouquin; Eric Mamajek; Mathias Nowak; Thibaut Paumard; Christian Straubmeier; Nienke van der Marel; The ExoGRAVITY Collaboration
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The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems. VI. Evidence for Radially Evolving Icy Grains in the HD 141569A Disk via NIRCam Coronagraphic Imaging
err2025-11-26
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errMaxwell A. Millar-Blanchaer; Élodie Choquet; Kellen Lawson; Sebastián Marino; Jens Kammerer; Aarynn L. Carter; Isabel Rebollido; Jarron M. Leisenring; Minjae Kim; Paul Kalas; Karl R Stapelfeldt; Sasha Hinkley; Mark Booth; Carol A. Grady; Elisabeth C. Matthews; Beth A. Biller; Andrew Skemer; Julien H. Girard; Schuyler G. Wolff; Kimberly Ward-Duong; Michael R. Meyer; Anthony Boccaletti; Eric Pantin; Brenda C. Matthews; Stanimir Metchev; Marshall D. Perrin; Christine H. Chen; Katie Crotts; Olivier Absil; William O. Balmer; Per Calissendorff; Gabriele Cugno; Thayne Currie; Camilla Danielski; Kielan K. W. Hoch; Markus Janson; Elena Manjavacas; Pierre-Olivier Lagage; Ben J. Sutlieff; Shrishmoy Ray; Bin B. Ren; Emily Rickman; Genaro Suárez; Christopher A. Theissen; Taichi Uyama; Andreas Quirrenbach; Jason J. Wang; Niall Whiteford; Mark C. Wyatt; Alice Zurlo; (The JWST ERS Collaboration)
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Constraints on the Orbit of the Young Substellar Companion GQ Lup B from High-resolution Spectroscopy and VLTI/GRAVITY Astrometry*
err2025-10-24
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errVidya Venkatesan; S. Blunt; J. J. Wang; S. Lacour; G.-D. Marleau; G. A. L. Coleman; L. Guerrero; W. O. Balmer; L. Pueyo; T. Stolker; J. Kammerer; N. Pourré; M. Nowak; E. Rickman; A. Sivaramakrishnan; D. Sing; K. Wagner; A.-M. Lagrange; R. Abuter; A. Amorim; R. Asensio-Torres; J.-P. Berger; H. Beust; A. Boccaletti; M. Bonnefoy; H. Bonnet; M. S. Bordoni; G. Bourdarot; W. Brandner; F. Cantalloube; P. Caselli; B. Charnay; G. Chauvin; A. Chavez; A. Chomez; E. Choquet; V. Christiaens; Y. Clénet; V. Coudé du Foresto; A. Cridland; R. Davies; R. Dembet; J. Dexter; A. Drescher; G. Duvert; A. Eckart; F. Eisenhauer; N. M. Förster Schreiber; P. Garcia; R. Garcia Lopez; E. Gendron; R. Genzel; S. Gillessen; J. H. Girard; S. Grant; X. Haubois; G. Heissel; Th. Henning; S. Hinkley; S. Hippler; M. Houllé; Z. Hubert; L. Jocou; M. Keppler; P. Kervella; L. Kreidberg; N. T. Kurtovic; V. Lapeyrère; J.-B. Le Bouquin; D. Lutz; A.-L. Maire; F. Mang; A. Mérand; C. Mordasini; D. Mouillet; E. Nasedkin; T. Ott; G. P. P. L. Otten; C. Paladini; T. Paumard; K. Perraut; G. Perrin; S. Petrus; O. Pfuhl; D. C. Ribeiro; Z. Rustamkulov; J. Shangguan; T. Shimizu; A. Shields; J. Stadler; O. Straub; C. Straubmeier; E. Sturm; L. J. Tacconi; A. Vigan; F. Vincent; S. D. von Fellenberg; F. Widmann; T. O. Winterhalder; J. Woillez; S. Yazici; the ExoGRAVITY Collaboration
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New Orbital Constraints for YSES 1 b and HR 2562 B from High-Precision Astrometry and Planetary Radial Velocities∗
err2025-10-17
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errJonathan Roberts; William Thompson; Jason J. Wang; Sarah Blunt; William O. Balmer; Guillaume Bourdarot; Brendan P. Bowler; Gael Chauvin; Frank Eisenhauer; Thomas K. Henning; Jens Kammerer; Flavien Kiefer; Matthew A. Kenworthy; Pierre Kervella; Sylvestre Lacour; A.-M. Lagrange; Eric L. Nielsen; Laurent Pueyo; Emily Rickman; Olli Sipilä; Silvia Spezzano; Tomas Stolker; Alice Zurlo
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Probing the Outskirts of M Dwarf Planetary Systems with a Cycle 1 JWST NIRCam Coronagraphy Survey
err2025-09-17
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errEllis Bogat; Joshua E. Schlieder; Kellen D. Lawson; Yiting Li; Jarron M. Leisenring; Michael R. Meyer; William Balmer; Thomas Barclay; Charles A. Beichman; Geoffrey Bryden; Per Calissendorff; Aarynn L. Carter; Matthew De Furio; Julien H. Girard; Thomas P. Greene; Tyler D. Groff; Jens Kammerer; Jorge Llop-Sayson; Michael W. McElwain; Marcia J. Rieke; Marie Ygouf
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JWST-TST DREAMS: NIRSpec/PRISM Transmission Spectroscopy of the Habitable Zone Planet TRAPPIST-1 e
err2025-09-08
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errNéstor Espinoza; Natalie H. Allen; Ana Glidden; Nikole K. Lewis; Sara Seager; Caleb I. Cañas; David Grant; Amélie Gressier; Shelby Courreges; Kevin B. Stevenson; Sukrit Ranjan; Knicole Colón; Brett M. Morris; Ryan J. MacDonald; Douglas Long; Hannah R. Wakeford; Jeff A. Valenti; Lili Alderson; Natasha E. Batalha; Ryan C. Challener; Jingcheng Huang; Zifan Lin; Dana R. Louie; Elijah Mullens; Daniel Valentine; C. Matt Mountain; Laurent Pueyo; Marshall D. Perrin; Andrea Bellini; Jens Kammerer; Mattia Libralato; Isabel Rebollido; Emily Rickman; Sangmo Tony Sohn; Roeland P. van der Marel
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The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems. III. Aperture Masking Interferometric Observations of the Star HIP 65426 at 3.8 μm
err2025-04-09
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errRay, Shrishmoy; Sallum, Steph; Hinkley, Sasha; Sivaramkrishnan, Anand; Cooper, Rachel; Kammerer, Jens; Greebaum, Alexandra Z.; Thatte, Deeparshi; Stolker, Tomas; Lazzoni, Cecilia; Tokovinin, Andrei; de Furio, Matthew; Factor, Samuel; Meyer, Michael; Stone, Jordan M.; Carter, Aarynn; Biller, Beth; Skemer, Andrew; Suarez, Genaro; Leisenring, Jarron M.; Perrin, Marshall D.; Kraus, Adam L.; Absil, Olivier; Balmer, William O.; Boccaletti, Anthony; Bonavita, Mariangela; Bonnefoy, Mickael; Booth, Mark; Bowler, Brendan P.; Briesemeister, Zackery W.; Bryan, Marta L.; Calissendorff, Per; Cantalloube, Faustine; Chauvin, Gael; Chen, Christine H.; Choquet, Elodie; Christiaens, Valentin; Cugno, Gabriele; Currie, Thayne; Danielski, Camilla; Dupuy, Trent J.; Faherty, Jacqueline K.; Fitzgerald, Michael P.; Fortney, Jonathan J.; Franson, Kyle; Girard, Julien H.; Grady, Carol A.; Gonzales, Eileen C.; Henning, Thomas; Hines, Dean C.; Hoch, Kielan K. W.; Hood, Callie E.; Howe, Alex R.; Janson, Markus; Kalas, Paul; Kennedy, Grant M.; Kenworthy, Matthew A.; Kervella, Pierre; Kuzuhara, Masayuki; Lagrange, Anne-Marie; Lagage, Pierre-Olivier; Lawson, Kellen; Lew, Ben W. P.; Liu, Michael C.; Liu, Pengyu; Llop-Sayson, Jorge; Lloyd, James P.; Macintosh, Bruce; Marino, Sebastian; Marley, Mark S.; Marois, Christian; Martinez, Raquel A.; Matthews, Brenda C.; Matthews, Elisabeth C.; Mawet, Dimitri; Mazoyer, Johan; Mcelwain, Michael W.; Metchev, Stanimir; Meyer, Michael R.; Miles, Brittany E.; Millar-Blanchaer, Maxwell A.; Molliere, Paul; Moran, Sarah E.; Morley, Caroline V.; Mukherjee, Sagnick; Palma-Bifani, Paulina; Pantin, Eric; Patapis, Polychronis; Petrus, Simon; Pueyo, Laurent; Quanz, Sascha P.; Quirrenbach, Andreas; Rebollido, Isabel; Redai, Jea Adams; Ren, Bin B.; Rickman, Emily; Samland, Matthias; Schlieder, Joshua E.; Schneider, Glenn; Stapelfeldt, Karl R.; Tamura, Motohide; Tan, Xianyu; Uyama, Taichi; Vigan, Arthur; Vasist, Malavika; Vos, Johanna M.; Wagner, Kevin; Wang, Jason J.; Ward-Duong, Kimberly; Whiteford, Niall; Wolff, Schuyler G.; Worthen, Kadin; Wyatt, Mark C.; Ygouf, Marie; Zhang, Xi; Zhang, Keming; Zhang, Zhoujian; Zhou, Yifan; Zurlo, Alice; Sargent, B. A.; Theissen, Christopher A.; Manjavacas, Elena; Lueber, Anna; Kitzmann, Daniel; Sutlieff, Ben J.; Betti, Sarah K.
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JWST-TST High Contrast: Living on the Wedge, or, NIRCam Bar Coronagraphy Reveals CO2 in the HR 8799 and 51 Eri Exoplanets' Atmospheres
err2025-04-01
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errBalmer, William O.; Kammerer, Jens; Pueyo, Laurent; Perrin, Marshall D.; Girard, Julien H.; Leisenring, Jarron M.; Lawson, Kellen; Dennen, Henry; van der Marel, Roeland P.; Beichman, Charles A.; Bryden, Geoffrey; Llop-Sayson, Jorge; Valenti, Jeff A.; Lothringer, Joshua D.; Lewis, Nikole K.; Malin, Mathilde; Rebollido, Isabel; Rickman, Emily; Hoch, Kielan K. W.; Soummer, Remi; Clampin, Mark; Mountain, C. Matt
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On the Orbit of the Binary Brown Dwarf Companion GL229 Ba and Bb
err2025-04-01
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errThompson, William; Blakely, Dori; Xuan, Jerry W.; Bouchard-Cote, Alexandre; Bourdarot, Guillaume; Biron-Lattes, Miguel; Campbell, Trevor; Eisenhauer, Frank; Henning, Thomas; Janson, Markus; Johnstone, Doug; Kammerer, Jens; Konopacky, Quinn; Lacour, Sylvestre; Marois, Christian; Mawet, Dimitri; Merand, Antoine; Nguyen, Jayke Samson; Nielsen, Eric; Rickman, Emily; Ruffio, Jean-Baptiste; Surjanovic, Nikola; Wang, Jason J.; Winterhalder, Thomas
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Bioverse: Giant Magellan Telescope and Extremely Large Telescope Direct Imaging and High-resolution Spectroscopy Assessment-Surveying Exo-Earth O2 and Testing the Habitable Zone Oxygen Hypothesis
err2025-02-26
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errHardegree-Ullman, Kevin K.; Apai, Daniel; Haffert, Sebastiaan Y.; Schlecker, Martin; Kasper, Markus; Kammerer, Jens; Wagner, Kevin
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A Tentative Detection of a Point Source in the Disk Gap of HD 100546 with VLT/SPHERE-IRDIS Sparse Aperture Masking Interferometry
err2025-02-18
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errBlakely, Dori; Johnstone, Doug; Stolker, Tomas; Benisty, Myriam; Kammerer, Jens; Norfolk, Brodie J.; Thompson, William; Berger, Jean-Philippe
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VLTI/GRAVITY Observations of AF Lep b: Preference for Circular Orbits, Cloudy Atmospheres, and a Moderately Enhanced Metallicity
err2024-12-16
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errBalmer, William O.; Franson, Kyle; Chomez, Antoine; Pueyo, Laurent; Stolker, Tomas; Lacour, Sylvestre; Nowak, Mathias; Nasedkin, Evert; Bonse, Markus J.; Thorngren, Daniel; Palma-Bifani, Paulina; Molliere, Paul; Wang, Jason J.; Zhang, Zhoujian; Chavez, Amanda; Kammerer, Jens; Blunt, Sarah; Bowler, Brendan P.; Bonnefoy, Mickael; Brandner, Wolfgang; Charnay, Benjamin; Chauvin, Gael; Henning, Th.; Lagrange, A. M.; Pourre, Nicolas; Rickman, Emily; De Rosa, Robert; Vigan, Arthur; Winterhalder, Thomas
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Large Interferometer For Exoplanets (LIFE) XIV. Finding terrestrial protoplanets in the galactic neighborhood
err2024-12-12
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errCesario, Lorenzo; Lichtenberg, Tim; Alei, Eleonora; Carrion-Gonzalez, Oscar; Dannert, Felix A.; Defrere, Denis; Ertel, Steve; Fortier, Andrea; Munoz, A. Garcia; Glauser, Adrian M.; Hansen, Jonah T.; Helled, Ravit; Huber, Philipp A.; Ireland, Michael J.; Kammerer, Jens; Laugier, Romain; Lillo-Box, Jorge; Menti, Franziska; Meyer, Michael R.; Noack, Lena; Quanz, Sascha P.; Quirrenbach, Andreas; Rugheimer, Sarah; van der Tak, Floris; Wang, Haiyang S.; Anger, Marius; Balsalobre-Ruza, Olga; Bhattarai, Surendra; Braam, Marrick; Castro-Gonzalez, Amadeo; Cockell, Charles S.; Constantinou, Tereza; Cugno, Gabriele; Davoult, Jeanne; Guedel, Manuel; Hernitschek, Nina; Hinkley, Sasha; Itoh, Satoshi; Janson, Markus; Johansen, Anders; Jones, Hugh R. A.; Kane, Stephen R.; van Kempen, Tim A.; Kislyakova, Kristina G.; Korth, Judith; Kovacevic, Andjelka B.; Kraus, Stefan; Kuiper, Rolf; Mathew, Joice; Matsuo, Taro; Miguel, Yamila; Min, Michiel; Navarro, Ramon; Ramirez, Ramses M.; Rauer, Heike; Vow Ricketti, Berke; Romagnolo, Amedeo; Schlecker, Martin; Sneed, Evan L.; Squicciarini, Vito; Stassun, Keivan G.; Tamura, Motohide; Viudez-Moreiras, Daniel; Wordsworth, Robin D.; LIFE Collaboration
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Direct imaging and dynamical mass of a benchmark T-type brown dwarf companion to HD 167665
err2024-11-18
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errMaire, A-L; Leclerc, A.; Balmer, W. O.; Desidera, S.; Lacour, S.; D'Orazi, V; Samland, M.; Langlois, M.; Matthews, E.; Babusiaux, C.; Kervella, P.; Le Bouquin, J-B; Segransan, D.; Gratton, R.; Biller, B. A.; Bonavita, M.; Delorme, P.; Messina, S.; Udry, S.; Janson, M.; Henning, Th; Wahhaj, Z.; Zurlo, A.; Bonnefoy, M.; Brandner, W.; Cantalloube, F.; Galicher, R.; Kammerer, J.; Nowak, M.; Shangguan, J.; Stolker, T.; Wang, J. J.; Chauvin, G.; Hagelberg, J.; Lagrange, A-M; Vigan, A.; Meyer, M. R.; Beuzit, J-L; Boccaletti, A.; Lazzoni, C.; Mesa, D.; Perrot, C.; Squicciarini, V; Hinkley, S.; Nasedkin, E.; Abuter, R.; Amorim, A.; Benisty, M.; Berger, J-P; Blunt, S.; Bonnet, H.; Bourdarot, G.; Caselli, P.; Charnay, B.; Choquet, E.; Christiaens, V; Clenet, Y.; du Foresto, V. Coude; Cridland, A.; Dembet, R.; Dexter, J.; Drescher, A.; Duvert, G.; Eckart, A.; Eisenhauer, F.; Gao, F.; Garcia, P.; Lopez, R. Garcia; Gendron, E.; Genzel, R.; Gillessen, S.; Girard, J. H.; Haubois, X.; Heissel, G.; Hippler, S.; Houlle, M.; Hubert, Z.; Jocou, L.; Kreidberg, L.; Lapeyrere, V; Lena, P.; Lutz, D.; Menard, F.; Merand, A.; Molliere, P.; Monnier, J. D.; Mouillet, D.; Ott, T.; Otten, G. P. P. L.; Paladini, C.; Paumard, T.; Perraut, K.; Perrin, G.; Pfuhl, O.; Pourre, N.; Pueyo, L.; Rickman, E.; Rousset, G.; Rustamkulov, Z.; Shimizu, T.; Sing, D.; Stadler, J.; Straub, O.; Straubmeier, C.; Sturm, E.; Tacconi, L. J.; van Dishoeck, E. F.; Vincent, F.; von Fellenberg, S. D.; Widmann, F.; Wieprecht, E.; Woillez, J.; Yazici, S.
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JWST-TST High Contrast: Spectroscopic Characterization of the Benchmark Brown Dwarf HD 19467 B with the NIRSpec Integral Field Spectrograph
err2024-10-01
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errHoch, Kielan K. W.; Theissen, Christopher A.; Barman, Travis S.; Perrin, Marshall D.; Ruffio, Jean-Baptiste; Rickman, Emily; Konopacky, Quinn M.; Manjavacas, Elena; Balmer, William O.; Pueyo, Laurent; Kammerer, Jens; van der Marel, Roeland P.; Lewis, Nikole K.; Girard, Julien H.; Seager, Sara; Clampin, Mark; Mountain, C. Matt
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MIRI MRS Observations of Beta Pictoris. II. The Spectroscopic Case for a Recent Giant Collision
err2024-09-26
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errChen, Christine H.; Lu, Cicero X.; Worthen, Kadin; Law, David R.; Sargent, B. A.; Moro-Martin, Amaya; Sloan, G. C.; Lisse, Carey M.; Watson, Dan M.; Girard, Julien H.; Chai, Yiwei; Hines, Dean C.; Kammerer, Jens; Li, Alexis; Perrin, Marshall; Pueyo, Laurent; Rebollido, Isabel; Stapelfeldt, Karl R.; Stark, Christopher; Werner, Michael W.
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Four-of-a-kind? Comprehensive atmospheric characterisation of the HR 8799 planets with VLTI/GRAVITY
err2024-07-26
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errNasedkin, E.; Molliere, P.; Lacour, S.; Nowak, M.; Kreidberg, L.; Stolker, T.; Wang, J. J.; Balmer, W. O.; Kammerer, J.; Shangguan, J.; Abuter, R.; Amorim, A.; Asensio-Torres, R.; Benisty, M.; Berger, J. -P.; Beust, H.; Blunt, S.; Boccaletti, A.; Bonnefoy, M.; Bonnet, H.; Bordoni, M. S.; Bourdarot, G.; Brandner, W.; Cantalloube, F.; Caselli, P.; Charnay, B.; Chauvin, G.; Chavez, A.; Choquet, E.; Christiaens, V.; Clenet, Y.; Coude du Foresto, V.; Cridland, A.; Davies, R.; Dembet, R.; Dexter, J.; Drescher, A.; Duvert, G.; Eckart, A.; Eisenhauer, F.; Foerster Schreiber, N. M.; Garcia, P.; Garcia Lopez, R.; Gendron, E.; Genzel, R.; Gillessen, S.; Girard, J. H.; Grant, S.; Haubois, X.; Heissel, G.; Henning, Th.; Hinkley, S.; Hippler, S.; Houlle, M.; Hubert, Z.; Jocou, L.; Keppler, M.; Kervella, P.; Kurtovic, N. T.; Lagrange, A. -m.; Lapeyrere, V.; Le Bouquin, J. -B.; Lutz, D.; Maire, A. -l.; Mang, F.; Marleau, G. -D.; Merand, A.; Monnier, J. D.; Mordasini, C.; Ott, T.; Otten, G. P. P. L.; Paladini, C.; Paumard, T.; Perraut, K.; Perrin, G.; Pfuhl, O.; Pourre, N.; Pueyo, L.; Ribeiro, D. C.; Rickman, E.; Ruffio, J. B.; Rustamkulov, Z.; Shimizu, T.; Sing, D.; Stadler, J.; Straub, O.; Straubmeier, C.; Sturm, E.; Tacconi, L. J.; van Dishoeck, E. F.; Vigan, A.; Vincent, F.; von Fellenberg, S. D.; Widmann, F.; Winterhalder, T. O.; Woillez, J.; Yazici, S.
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