The Diversity of Cold Worlds: a blended-light binary straddling the T/Y transition in brown dwarfs

Authors: Gagliuffi, Daniella C. Bardalez, Faherty, Jacqueline K., Suarez, Genaro, Merchan, Sherelyn Alejandro, Lacy, Brianna, Burningham, Ben, Matuszewska, Klara, Kiman, Rocio, Vos, Johanna M., Rothermich, Austin, Gagne, Jonathan, Morley, Caroline, Rowland, Melanie J., Caselden, Dan, Meisner, Aaron, Schneider, Adam C., Kuchner, Marc J., Beichman, Charles A., Eisenhardt, Peter R., Gelino, Christopher R., Gharib-Nezhad, Ehsan, Gonzales, Eileen C., Marocco, Federico, Whiteford, Niall, Kirkpatrick, J. Davy

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2503.02025

JWST 1.5 {\mu}m and 4.8 {\mu}m Photometry of Y Dwarfs

Authors: Albert, Loïc, Leggett, Sandy K., Calissendorff, Per, Vandal, Thomas, Kirkpatrick, J. Davy, Gagliuffi, Daniella C. Bardalez, De Furio, Matthew, Meyer, Michael, Beichman, Charles A., Burgasser, Adam J., Cushing, Michael C., Faherty, Jacqueline Kelly, Fontanive, Clémence, Gelino, Christopher R., Gizis, John E., Greenbaum, Alexandra Z., Martinache, Frantz, N'Diaye, Mamadou, Pope, Benjamin J. S., Roellig, Thomas L., Sahlmann, Johannes, Sivaramakrishnan, Anand, Ygouf, Marie

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2501.14100

New Python-based Architecture for the Keck Observatory Archive

Authors: Moseley, R., Berriman, G. Bruce, Gelino, Christopher R., Good, John C., Oluyide, Toba

Subject Terms: Astrophysics - Instrumentation and Methods for Astrophysics

Access URL: http://arxiv.org/abs/2412.12356

NEOWISE-R Caught the Luminous SN 2023ixf in Messier 101

Authors: Van Dyk, Schuyler D., Szalai, Tamas, Cutri, Roc M., Kirkpatrick, J. Davy, Grillmair, Carl J., Fajardo-Acosta, Sergio B., Masiero, Joseph R., Mainzer, Amy K., Gelino, Christopher R., Vinko, Jozsef, Joo, Andras Peter, Pal, Andras, Konyves-Toth, Reka, Kriskovics, Levente, Szakats, Robert, Vida, Krisztian, Zheng, WeiKang, Brink, Thomas G., Filippenko, Alexei V.

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Astrophysics of Galaxies, Astrophysics - High Energy Astrophysical Phenomena

Access URL: http://arxiv.org/abs/2406.18005

Simulating Brown Dwarf Observations for Various Mass Functions, Birthrates, and Low-mass Cutoffs

Authors: Raghu, Yadukrishna, Kirkpatrick, J. Davy, Marocco, Federico, Gelino, Christopher R., Gagliuffi, Daniella C. Bardalez, Faherty, Jacqueline K., Schurr, Steven D., Schneider, Adam C., Meisner, Aaron M., Kuchner, Marc J., Brooks, Hunter, Grigorian, Jake, Worlds, The Backyard, Collaboration, Planet 9

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2406.09690

Integration of Data Reduction and Near Real-Time Archiving into the Keck Observing Model

Authors: Brodheim, Max, O'Meara, John, Mader, Jeffrey A., Berriman, G. Bruce, Brown, Matthew, Furhman, Lucas, Tucker, Tyler, Gelino, Christopher R., Lynn, Meca S., Swain, Melanie A.

Source: Proc. SPIE 12186, Observatory Operations: Strategies, Processes, and Systems IX, 121860H (25 August 2022)

Subject Terms: Astrophysics - Instrumentation and Methods for Astrophysics

Access URL: http://arxiv.org/abs/2406.04510

Thirteen New M Dwarf + T Dwarf Pairs Identified with WISE/NEOWISE

Authors: Marocco, Federico, Kirkpatrick, J. Davy, Schneider, Adam C., Meisner, Aaron M., Popinchalk, Mark, Gelino, Christopher R., Faherty, Jacqueline K., Burgasser, Adam J., Caselden, Dan, Gagné, Jonathan, Aganze, Christian, Bardalez-Gagliuffi, Daniella C., Casewell, Sarah L., Hsu, Chih-Chun, Kiman, Rocio, Eisenhardt, Peter R. M., Kuchner, Marc J., Stern, Daniel, Gramaize, Léopold, Sainio, Arttu, Bickle, Thomas P., Rothermich, Austin, Pendrill, William, Thévenot, Melina, Kabatnik, Martin, Colombo, Giovanni, Higashimura, Hiro, Kiwy, Frank, Marchese, Elijah J., Andersen, Nikolaj Stevnbak, Tanner, Christopher, Walla, Jim, Wedracki, Zbigniew, Collaboration, The Backyard Worlds

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2404.14324

Methane Emission From a Cool Brown Dwarf

Authors: Faherty, Jacqueline K., Burningham, Ben, Gagné, Jonathan, Suárez, Genaro, Vos, Johanna M., Merchan, Sherelyn Alejandro, Morley, Caroline V., Rowland, Melanie, Lacy, Brianna, Kiman, Rocio, Caselden, Dan, Kirkpatrick, J. Davy, Meisner, Aaron, Schneider, Adam C., Kuchner, Marc Jason, Gagliuffi, Daniella Carolina Bardalez, Beichman, Charles, Eisenhardt, Peter, Gelino, Christopher R., Gharib-Nezhad, Ehsan, Gonzales, Eileen, Marocco, Federico, Rothermich, Austin James, Whiteford, Niall

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2404.10977

The Brown Dwarf Kinematics Project (BDKP). VI. Ultracool Dwarf Radial and Rotational Velocities from SDSS/APOGEE High-resolution Spectroscopy

Authors: Hsu, Chih-Chun, Burgasser, Adam J., Theissen, Christopher A., Birky, Jessica L., Aganze, Christian, Gerasimov, Roman, Schmidt, Sarah J., Blake, Cullen H., Covey, Kevin R., Moreno-Hilario, Elizabeth, Gelino, Christopher R., Serna, Javier, Brownstein, Joel R., Cunha, Katia

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Earth and Planetary Astrophysics, Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2403.13760

The Initial Mass Function Based on the Full-sky 20-pc Census of $\sim$3,600 Stars and Brown Dwarfs

Authors: Kirkpatrick, J. Davy, Marocco, Federico, Gelino, Christopher R., Raghu, Yadukrishna, Faherty, Jacqueline K., Gagliuffi, Daniella C. Bardalez, Schurr, Steven D., Apps, Kevin, Schneider, Adam C., Meisner, Aaron M., Kuchner, Marc J., Caselden, Dan, Smart, R. L., Casewell, S. L., Raddi, Roberto, Kesseli, Aurora, Andersen, Nikolaj Stevnbak, Antonini, Edoardo, Beaulieu, Paul, Bickle, Thomas P., Bilsing, Martin, Chieng, Raymond, Colin, Guillaume, Deen, Sam, Dereveanco, Alexandru, Doll, Katharina, Luca, Hugo A. Durantini, Frazer, Anya, Gantier, Jean Marc, Gramaize, Léopold, Grant, Kristin, Hamlet, Leslie K., Higashimura, Hiro, Hyogo, Michiharu, Jałowiczor, Peter A., Jonkeren, Alexander, Kabatnik, Martin, Kiwy, Frank, Martin, David W., Michaels, Marianne N., Pendrill, William, Machado, Celso Pessanha, Pumphrey, Benjamin, Rothermich, Austin, Russwurm, Rebekah, Sainio, Arttu, Sanchez, John, Sapelkin-Tambling, Fyodor Theo, Schümann, Jörg, Selg-Mann, Karl, Singh, Harshdeep, Stenner, Andres, Sun, Guoyou, Tanner, Christopher, Thévenot, Melina, Ventura, Maurizio, Voloshin, Nikita V., Walla, Jim, Wedracki, Zbigniew, Adorno, Jose I., Aganze, Christian, Allers, Katelyn N., Brooks, Hunter, Burgasser, Adam J., Calamari, Emily, Connor, Thomas, Costa, Edgardo, Eisenhardt, Peter R., Gagné, Jonathan, Gerasimov, Roman, Gonzales, Eileen C., Hsu, Chih-Chun, Kiman, Rocio, Li, Guodong, Low, Ryan, Mamajek, Eric, Pantoja, Blake M., Popinchalk, Mark, Rees, Jon M., Stern, Daniel, Suárez, Genaro, Theissen, Christopher, Tsai, Chao-Wei, Vos, Johanna M., Zurek, David, Worlds, The Backyard, Collaboration, Planet 9

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Earth and Planetary Astrophysics, Astrophysics - Astrophysics of Galaxies

Access URL: http://arxiv.org/abs/2312.03639

Long-term 4.6$\mu$m Variability in Brown Dwarfs and a New Technique for Identifying Brown Dwarf Binary Candidates

Authors: Brooks, Hunter, Kirkpatrick, J. Davy, Meisner, Aaron M., Gelino, Christopher R., Gagliuffi, Daniella C. Bardalez, Marocco, Federico, Schneider, Adam C., Faherty, Jacqueline K., Casewell, S. L., Raghu, Yadukrishna, Kuchner, Marc J., Worlds, The Backyard, Collaboration, Planet 9

Subject Terms: Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2304.05630

JWST/NIRCam discovery of the first Y+Y brown dwarf binary: WISE J033605.05$-$014350.4

Authors: Calissendorff, Per, De Furio, Matthew, Meyer, Michael, Albert, Loïc, Aganze, Christian, Ali-Dib, Mohamad, Gagliuffi, Daniella C. Bardalez, Baron, Frederique, Beichman, Charles A., Burgasser, Adam J., Cushing, Michael C., Faherty, Jacqueline Kelly, Fontanive, Clémence, Gelino, Christopher R., Gizis, John E., Greenbaum, Alexandra Z., Kirkpatrick, J. Davy, Leggett, Sandy K., Martinache, Frantz, Mary, David, N'Diaye, Mamadou, Pope, Benjamin J. S., Roellig, Thomas L, Sahlmann, Johannes, Sivaramakrishnan, Anand, Thorngren, Daniel Peter, Ygouf, Marie, Vandal, Thomas

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2303.16923

Characterizing microlensing planetary system OGLE-2014-BLG-0676Lb with adaptive optics imaging

Authors: Xie, Xiao-Jia, Dong, Subo, Shvartzvald, Yossi, Gould, Andrew, Udalski, Andrzej, Beaulieu, Jean-Philippe, Beichman, Charles, Close, Laird Miller, Henderson, Calen B., Males, Jared R., Marquette, Jean-Baptiste, Morzinski, Katie M., Gelino, Christopher R.

Source: RAA, 2021, 21, 303

Subject Terms: Astrophysics - Earth and Planetary Astrophysics, Astrophysics - Astrophysics of Galaxies, Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2112.08030

14 Her: a likely case of planet-planet scattering

Authors: Gagliuffi, Daniella C. Bardalez, Faherty, Jacqueline K., Li, Yiting, Brandt, Timothy D., Williams, Lauryn, Brandt, G. Mirek, Gelino, Christopher R.

Subject Terms: Astrophysics - Earth and Planetary Astrophysics, Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2111.06004

Ross 19B: An Extremely Cold Companion Discovered via the Backyard Worlds: Planet 9 Citizen Science Project

Authors: Schneider, Adam C., Meisner, Aaron M., Gagne, Jonathan, Faherty, Jacqueline K., Marocco, Federico, Burgasser, Adam J., Kirkpatrick, J. Davy, Kuchner, Marc J., Gramaize, Leopold, Rothermich, Austin, Brooks, Hunter, Vrba, Frederick J., Gagliuffi, Daniella Bardalez, Caselden, Dan, Cushing, Michael C., Gelino, Christopher R., Line, Michael R., Casewell, Sarah L., Debes, John H., Aganze, Christian, Ayala, Andrew, Gerasimov, Roman, Gonzales, Eileen C., Hsu, Chih-Chun, Kiman, Rocio, Popinchalk, Mark, Theissen, Christopher, Worlds, The Backyard, Collaboration, Planet 9

Subject Terms: Astrophysics - Earth and Planetary Astrophysics, Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2108.05321

The Brown Dwarf Kinematics Project (BDKP). V. Radial and Rotational Velocities of T Dwarfs from Keck/NIRSPEC High-Resolution Spectroscopy

Authors: Hsu, Chih-Chun, Burgasser, Adam J., Theissen, Christopher A., Gelino, Christopher R., Birky, Jessica L., Diamant, Sharon J. M., Gagliuffi, Daniella C. Bardalez, Aganze, Christian, Blake, Cullen H., Faherty, Jacqueline K.

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2107.01222

An Improved Near-Infrared Spectrum of the Archetype Y Dwarf WISEP J182831.08+265037.8

Authors: Cushing, Michael C., Schneider, Adam C., Kirkpatrick, J. Davy, Morley, Caroline V., Marley, Mark S., Gelino, Christopher R., Mace, Gregory N., Wright, Edward L., Eisenhardt, Peter R., Skrutskie, Michael F., Marsh, Kenneth A.

Subject Terms: Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2107.00506

The Enigmatic Brown Dwarf WISEA J153429.75-104303.3 (aka 'The Accident')

Authors: Kirkpatrick, J. Davy, Marocco, Federico, Caselden, Dan, Meisner, Aaron M., Faherty, Jacqueline K., Schneider, Adam C., Kuchner, Marc J., Casewell, S. L., Gelino, Christopher R., Cushing, Michael C., Eisenhardt, Peter R., Wright, Edward L., Schurr, Steven D.

Subject Terms: Astrophysics - Solar and Stellar Astrophysics

Access URL: http://arxiv.org/abs/2106.13408

New Candidate Extreme T Subdwarfs from the Backyard Worlds: Planet 9 Citizen Science Project

Authors: Meisner, Aaron M., Schneider, Adam C., Burgasser, Adam J., Marocco, Federico, Line, Michael R., Faherty, Jacqueline K., Kirkpatrick, J. Davy, Caselden, Dan, Kuchner, Marc J., Gelino, Christopher R., Gagne, Jonathan, Theissen, Christopher, Gerasimov, Roman, Aganze, Christian, Hsu, Chih-Chun, Wisniewski, John P., Casewell, Sarah L., Gagliuffi, Daniella C. Bardalez, Logsdon, Sarah E., Eisenhardt, Peter R. M., Allers, Katelyn, Debes, John H., Allen, Michaela B., Andersen, Nikolaj Stevnbak, Goodman, Sam, Gramaize, Leopold, Martin, David W., Sainio, Arttu, Cushing, Michael C., Worlds, The Backyard, Collaboration, Planet 9

Subject Terms: Astrophysics - Solar and Stellar Astrophysics, Astrophysics - Earth and Planetary Astrophysics

Access URL: http://arxiv.org/abs/2106.01387

The CatWISE2020 Catalog

Authors: Marocco, Federico, Eisenhardt, Peter R. M., Fowler, John W., Kirkpatrick, J. Davy, Meisner, Aaron M., Schlafly, Edward F., Stanford, S. Adam, Garcia, Nelson, Caselden, Dan, Cushing, Michael C., Cutri, Roc M., Faherty, Jacqueline K., Gelino, Christopher R., Gonzalez, Anthony H., Jarrett, Thomas H., Koontz, Renata, Mainzer, Amanda, Marchese, Elijah J., Mobasher, Bahram, Schlegel, David J., Stern, Daniel, Teplitz, Harry I., Wright, Edward L.

Subject Terms: Astrophysics - Instrumentation and Methods for Astrophysics

Access URL: http://arxiv.org/abs/2012.13084