Browsing Institutt for teoretisk astrofysikk by Author "Pace, A.B."

Now showing items 1-5 of 5

  • Chemical Analysis of the Brightest Star of the Cetus II Ultrafaint Dwarf Galaxy Candidate 
    Webber, K.B.; Hansen, T.T.; Marshall, J.L.; Simon, J.D.; Pace, A.B.; Mutlu-Pakdil, B.; Drlica-Wagner, A.; Martínez-Vázquez, C.E.; Aguena, M.; Allam, S.S.; Alves, O.; Bertin, E.; Brooks, D.; Carnero Rosell, A.; Carretero, J.; da Costa, L.N.; De Vicente, J.; Doel, P.; Ferrero, Ismael; Friedel, D.; Frieman, J.; García-Bellido, J.; Giannini, G.; Gruen, D.; Gruendl, R.A.; Hinton, S.R.; Hollowood, D.L.; Honscheid, K.; Kuehn, K.; Mena-Fernández, J.; Menanteau, F.; Miquel, R.; Ogando, R.L.C.; Pereira, M.E.S.; Pieres, A.; Plazas Malagón, A.A.; Sanchez, E.; Santiago, B.; Smith, J. Allyn; Smith, M.; Suchyta, E.; Tarle, G.; To, C.; Weaverdyck, N.; Yanny, B. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Abstract We present a detailed chemical abundance analysis of the brightest star in the ultrafaint dwarf (UFD) galaxy candidate Cetus II from high-resolution Magellan/MIKE spectra. For this star, DES J011740.53-173053, ...
  • From the Fire: A Deeper Look at the Phoenix Stream 
    Tavangar, Kiyan; Ferguson, P.; Shipp, N.; Drlica-Wagner, A.; Koposov, S.; Erkal, D.; Balbinot, E.; García-Bellido, J.; Kuehn, K.; Lewis, G.F.; Li, T.S.; Mau, S.; Pace, A.B.; Riley, A.H.; Abbott, T.M.C.; Aguena, M.; Allam, S.; Andrade-Oliveira, F.; Annis, J.; Bertin, E.; Brooks, D.; Burke, D.L.; Carnero Rosell, A.; Carrasco Kind, M.; Carretero, J.; Costanzi, M.; da Costa, L.N.; Pereira, M.E.S.; De Vicente, J.; Diehl, H.T.; Everett, S.; Ferrero, Ismael; Flaugher, B.; Frieman, J.; Gaztanaga, E.; Gerdes, D.W.; Gruen, D.; Gruendl, R.A.; Gschwend, J.; Gutierrez, G.; Hinton, S.R.; Hollowood, D.L.; Honscheid, K.; James, D.J.; Kuropatkin, N.; Maia, M.A.G.; Marshall, J.L.; Menanteau, F.; Miquel, R.; Morgan, R.; Ogando, R.L.C.; Palmese, A.; Paz-Chinchón, F.; Pieres, A.; Plazas Malagón, A.A.; Rodriguez-Monroy, M.; Sanchez, E.; Scarpine, V.; Serrano, S.; Sevilla-Noarbe, I.; Smith, M.; Suchyta, E.; Swanson, M.E.C.; Tarle, G.; To, C.; Varga, T.N.; Walker, A.R. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    We use 6 yr of data from the Dark Energy Survey to perform a detailed photometric characterization of the Phoenix stellar stream, a 15° long, thin, dynamically cold, low-metallicity stellar system in the Southern Hemisphere. ...
  • Identification of Galaxy-Galaxy Strong Lens Candidates in the DECam Local Volume Exploration Survey Using Machine Learning 
    Zaborowski, E.A.; Drlica-Wagner, A.; Ashmead, F.; Wu, J.F.; Morgan, R.; Bom, C.R.; Shajib, A.J.; Birrer, S.; Cerny, W.; Buckley-Geer, E.J.; Mutlu-Pakdil, B.; Ferguson, P.S.; Glazebrook, K.; Gonzalez Lozano, S. J.; Gordon, Y.; Martinez, M.; Manwadkar, V.; O'Donnell, J.; Poh, J.; Riley, A.; Sakowska, J.D.; Santana-Silva, L.; Santiago, B.X.; Sluse, D.; Tan, C.Y.; Tollerud, E.J.; Verma, A.; Carballo-Bello, J.A.; Choi, Y.; James, D.J.; Kuropatkin, N.; Martinez-Vazquez, C.E.; Nidever, D.L.; Nilo Castellon, J. L.; Noël, N.E.D.; Olsen, K.A.G.; Pace, A.B.; Mau, S.; Yanny, B.; Zenteno, A.; Abbott, T.M.C.; Aguena, M.; Alves, O.; Andrade-Oliveira, F.; Bocquet, S.; Brooks, D.; Burke, D.L.; Carnero Rosell, A.; Carrasco Kind, M.; Carretero, J.; Castander, F.J.; Conselice, C.J.; Costanzi, M.; Pereira, M.E.S.; De Vicente, J.; Desai, S.; Dietrich, J.P.; Doel, P.; Everett, S.; Ferrero, Ismael; Flaugher, B.; Friedel, D.; Frieman, J.; Garcia-Bellido, J.; Gruen, D.; Gruendl, R.A.; Gutierrez, G.; Hinton, S.R.; Hollowood, D.L.; Honscheid, K.; Kuehn, K.; Lin, H.; Marshall, J.L.; Melchior, P.; Mena-Fernandez, J.; Menanteau, F.; Miquel, R.; Palmese, A.; Paz-Chinchon, F.; Pieres, A.; Plazas Malagon, A. A.; Prat, J.; Rodriguez-Monroy, M.; Romer, A.K.; Sanchez, E.; Scarpine, V.; Sevilla-Noarbe, I.; Smith, M.; Suchyta, E.; To, C.; Weaverdyck, N. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Abstract We perform a search for galaxy–galaxy strong lens systems using a convolutional neural network (CNN) applied to imaging data from the first public data release of the DECam Local Volume Exploration Survey, ...
  • Milky Way Satellite Census. IV. Constraints on Decaying Dark Matter from Observations of Milky Way Satellite Galaxies 
    Mau, Sidney; Nadler, E.O.; Wechsler, R.H.; Drlica-Wagner, A.; Bechtol, K.; Green, G.; Huterer, D.; Li, T.S.; Mao, Y.-Y.; Martínez-Vázquez, C.E.; McNanna, M.; Mutlu-Pakdil, B.; Pace, A.B.; Peter, A.; Riley, A.H.; Strigari, L.; Wang, M.-Y.; Aguena, M.; Allam, S.; Annis, J.; Bacon, D.; Bertin, E.; Bocquet, S.; Brooks, D.; Burke, D.L.; Cornero Rosell, A.; Carrasco Kind, M.; Carretero, J.; Costanzi, M.; Crocce, M.; Pereira, M.E.S.; Davis, T.M.; De Vicente, J.; Desai, S.; Doel, P.; Ferrero, Ismael; Flaugher, B.; Frieman, J.; García-Bellido, J.; Gatti, M.; Giannini, G.; Gruen, D.; Gruendl, R.A.; Gschwend, J.; Gutierrez, G.; Hinton, S.R.; Hollowood, D.L.; Honscheid, K.; James, D.J.; Kuehn, K.; Lahav, O.; Maia, M.A.G.; Marshall, J.L.; Miquel, R.; Mohr, J.J.; Morgan, R.; Ogando, R.L.C.; Paz-Chinchón, F.; Pieres, A.; Rodriguez-Monroy, M.; Sanchez, E.; Scarpine, V.; Serrano, S.; Sevilla-Noarbe, I.; Suchyta, E.; Tarle, G.; To, C.; Tucker, D.L.; Weller, J. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    We use a recent census of the Milky Way (MW) satellite galaxy population to constrain the lifetime of particle dark matter (DM). We consider two-body decaying dark matter (DDM) in which a heavy DM particle decays with ...
  • Ultracool dwarfs candidates based on 6 yr of the Dark Energy Survey data 
    dal Ponte, M.; Santiago, B.; Carnero Rosell, A.; De Paris, L.; Pace, A.B.; Bechtol, K.; Abbott, T.M.C.; Aguena, M.; Allam, S.; Alves, O.; Bacon, D.; Bertin, E.; Bocquet, S.; Brooks, D.; Burke, D.L.; Carrasco Kind, M.; Carretero, J.; Conselice, C.; Costanzi, M.; Desai, S.; De Vicente, J.; Doel, P.; Everett, S.; Ferrero, Ismael; Flaugher, B.; Frieman, J.; García-Bellido, J.; Gerdes, D.W.; Gruendl, R.A.; Gruen, D.; Gutierrez, G.; Hinton, S.R.; Hollowood, D.L.; James, D.J.; Kuehn, K.; Kuropatkin, N.; Marshall, J.L.; Mena-Fernández, J.; Menanteau, F.; Miquel, R.; Ogando, R.L.C.; Palmese, A.; Paz-Chinchón, F.; Pereira, M.E.S.; Plazas Malagón, A.A.; Pieres, A.; Raveri, M.; Rodriguez-Monroy, M.; Sanchez, E.; Scarpine, V.; Schubnell, M.; Sevilla-Noarbe, I.; Smith, M.; Soares-Santos, M.; Suchyta, E.; Swanson, M.E.C.; Tarle, G.; Thomas, D.; To, C.; Weaverdyck, N. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    ABSTRACT We present a sample of 19 583 ultracool dwarf candidates brighter than z ≤23 selected from the Dark Energy Survey DR2 coadd data matched to VHS DR6, VIKING DR5, and AllWISE covering ∼ 480 deg2. The ...