Now showing items 21-29 of 29

    • Searching for dark matter annihilation in recently discovered Milky Way satellites with Fermi-LAT 

      Albert, Andrea; Anderson, Brandon; Bechtol, Keith; Drlica-Wagner, Alex; Meyer, Manuel; Sánchez-Conde, Miguel A.; Strigari, Louis E.; Wood, Matthew Dunseth; Abbott, Timothy M. C.; Abdalla, Filipe B.; Benoit-Lévy, Aurélien; Bernstein, Gary M.; Bernstein, Rebecca A.; Bertin, Emmanuel; Brooks, D.; Burke, David Lyle; Carnero Rosell, Aurelio; Carrasco Kind, Matías; Carretero Palacios, Jorge; Crocce, Martin; Cunha, Carlos Eduardo; D'Andrea, Christopher B.; Costa, Luiz N. da; Desai, S.; Diehl, H. Thomas; Dietrich, Jörg P.; Doel, Peter; Eifler, Tim; Evrard, August E.; Fausti Neto, Angelo; Finley, David A.; Flaugher, Brenna; Fosalba Vela, Pablo; Frieman, Joshua A.; Gerdes, David W.; Goldstein, Daniel Abraham; Gruen, Daniel; Gruendl, Robert A.; Honscheid, K.; James, David J.; Kent, Stephen M.; Kuehn, Kyler; Kuropatkin, Nikolay P.; Lahav, Ofer; Li, T. S.; Maia, Marcio Antonio Geimba; March, Marisa Cristina; Marshall, Jennifer L.; Martini, Paul; Miller, Christopher J.; Miquel, Ramon; Neilsen, Eric H.; Nord, Brian Dennis; Ogando, Ricardo L.C.; Plazas Malagón, Andrés Alejandro; Reil, Kevin; Romer, Anita K.; Rykoff, Eli; Sanchez-Alvaro, Eusebio; Santiago, Basilio Xavier; Schubnell, Michael; Sevilla Noarbe, Ignacio; Smith, Robert Christopher; Soares-Santos, Marcelle; Sobreira, Flávia; Suchyta, Eric; Swanson, Molly E. C.; Tarle, Gregory; Vikram, Vinu; Walker, Alistair; Wechsler, Risa H.; Fermi LAT Collaboration; DES Collaboration (2017) [Journal article]
      We search for excess γ-ray emission coincident with the positions of confirmed and candidate Milky Way satellite galaxies using six years of data from the Fermi Large Area Telescope (LAT). Our sample of 45 stellar systems ...
    • Star/galaxy separation at faint magnitudes : application to a simulated Dark Energy Survey 

      Soumagnac, Maayane Tamar; Abdalla, Filipe B.; Lahav, Ofer; Kirk, Donnacha; Sevilla Noarbe, Ignacio; Bertin, Emmanuel; Rowe, Barnaby T. P.; Annis, James T.; Busha, M. T.; Costa, Luiz N. da; Frieman, Joshua A.; Gaztañaga, Enrique; Jarvis, Michael; Lin, H.; Percival, Will J.; Santiago, Basilio Xavier; Sabiu, Cristiano Giovanni; Wechsler, Risa H.; Wolz, Laura; Yanny, Brian (2015) [Journal article]
      We address the problem of separating stars from galaxies in future large photometric surveys. We focus our analysis on simulations of the Dark Energy Survey (DES). In the first part of the paper, we derive the science ...
    • Stellar kinematics and metallicities in the ultra-faint dwarf galaxy Reticulum II 

      Simon, Josh D.; Drlica-Wagner, Alex; Li, T. S.; Nord, Brian Dennis; Geha, Marla; Bechtol, Keith; Balbinot, Eduardo; Buckley-Geer, Elizabeth; Lin, H.; Marshall, Jennifer L.; Santiago, Basilio Xavier; Strigari, Louis E.; Wang, M.; Wechsler, Risa H.; Yanny, Brian; Abbott, Timothy M. C.; Bauer, Anne Hollister; Bernstein, Gary M.; Bertin, Emmanuel; Brooks, D.; Burke, David Lyle; Capozzi, Diego; Carnero Rosell, Aurelio; Carrasco Kind, Matías; D'Andrea, Christopher B.; Costa, Luiz N. da; DePoy, Darren L.; Desai, S.; Diehl, H. Thomas; Dodelson, Scott; Cunha, Carlos Eduardo; Estrada, Juan; Evrard, August E.; Fausti Neto, Angelo; Fernandez, Enrique; Finley, David A.; Flaugher, Brenna; Frieman, Joshua A.; Gaztañaga, Enrique; Gerdes, David W.; Gruen, Daniel; Gruendl, Robert A.; Honscheid, K.; James, David J.; Kent, Stephen M.; Kuehn, Kyler; Kuropatkin, Nikolay P.; Lahav, Ofer; Maia, Marcio Antonio Geimba; March, Marisa Cristina; Martini, Paul; Miller, Christopher J.; Miquel, Ramon; Ogando, Ricardo L.C.; Romer, Anita K.; Roodman, Aaron; Romer, Anita K.; Sako, Masao; Sanchez-Alvaro, Eusebio; Schubnell, Michael; Sevilla Noarbe, Ignacio; Smith, Robert Christopher; Soares-Santos, Marcelle; Sobreira, Flávia; Suchyta, Eric; Swanson, Molly E. C.; Tarle, Gregory; Thaler, Jon J.; Tucker, Douglas L.; Vikram, Vinu; Walker, Alistair; Wester, William Carl; DES Collaboration (2015) [Journal article]
      We present Magellan/M2FS, Very Large Telescope/GIRAFFE, and Gemini South/GMOS spectroscopy of the newly discovered Milky Way satellite Reticulum II. Based on the spectra of 25 Ret II member stars selected from Dark Energy ...
    • The Dark Energy Survey : more than dark energy – an overview 

      Abbott, Timothy M. C.; Abdalla, Filipe B.; Aleksíc, Jelena; Allam, Sahar S.; Amara, Adam; Bacon, David J.; Balbinot, Eduardo; Banerji, M.; Bechtol, Keith; Benoit-Lévy, Aurélien; Bernstein, Gary M.; Bertin, Emmanuel; Blazek, Jonathan A.; Bonnett, Christopher; Bridle, Sarah Louise; Brooks, D.; Brunner, Robert J.; Buckley-Geer, E.; Burke, David Lyle; Caminha, Gabriel Bartosch; Capozzi, Diego; Carlsen, J.; Carnero Rosell, Aurelio; Carollo, Marcella; Carrasco Kind, Matías; Carretero Palacios, Jorge; Castander Serentill, Francisco Javier; Clerkin, L.; Collett, Thomas E.; Conselice, Christopher J.; Crocce, Martin; Cunha, Carlos Eduardo; D'Andrea, Christopher B.; Costa, Luiz N. da; Davis, Tamara M.; Desai, S.; Diehl, H. Thomas; Dietrich, Jörg P.; Dodelson, Scott; Doel, Peter; Drlica-Wagner, Alex; Estrada, Juan; Etherington, James; Evrard, August E.; Fabbri, Joanna; Finley, David A.; Flaugher, Brenna; Foley, Ryan Joseph; Fosalba Vela, Pablo; Frieman, Joshua A.; García-Bellido, Juan; Gaztañaga, Enrique; Gerdes, David W.; Giannantonio,Tommaso; Goldstein, Daniel Abraham; Gruen, Daniel; Gruendl, Robert A.; Guarnieri, P.; Gutierrez, Gaston R.; Hartley, William; Honscheid, K. (Klaus); Jain, Bhuvnesh; James, David J.; Jeltema, Tesla E.; Jouvel, Stéphanie; Kessler, Richard S.; King, Anthea L.; Kirk, Donnacha; Kron, Richard G.; Kuehn, Kyler; Kuropatkin, Nikolay P.; Lahav, Ofer; Li, T. S.; Lima, Marcos Vinicius Borges Teixeira; Lin, H.; Maia, Marcio Antonio Geimba; Makler, Martín; Manera, Marc; Maraston, Claudia; Marshall, Jennifer L.; Martini, Paul; McMahon, Richard G.; Melchior, Peter M.; Merson, Alexander I.; Miller, Christopher J.; Miquel, Ramon; Mohr, Joseph J.; Morice-Atkinson, Xan; Naidoo, Krishna; Neilsen, Eric H.; Nichol, Robert C.; Nord, Brian Dennis; Ogando, Ricardo L.C.; Ostrovski, F.; Palmese, A.; Papadopoulos, Andreas; Peiris, Hiranya V.; Peoples, John; Percival, Will J.; Plazas Malagón, Andrés Alejandro; Reed, Sophie L.; Refregier, Alexandre; Romer, Anita K.; Roodman, Aaron; Ross, A.J.; Rozo, Eduardo; Rykoff, Eli; Sadeh, Iftach; Sako, Masao; Sánchez Alonso, Carles; Sanchez-Alvaro, Eusebio; Santiago, Basilio Xavier; Scarpine, Victor Emanuel; Schubnell, Michael; Sevilla Noarbe, Ignacio; Sheldon, Erin; Smith, Matthew Wilson L.; Smith, Robert Christopher; Soares-Santos, Marcelle; Sobreira, Flávia; Soumagnac, Maayane Tamar; Suchyta, Eric; Sullivan, Mark; Swanson, Molly E. C.; Tarle, Gregory; Thaler, Jon J.; Thomas, D.; Thomas, Rollin C.; Tucker, Douglas L.; Vieira, J. D.; Vikram, Vinu; Walker, Alistair; Wechsler, Risa H.; Weller, Jochen; Wester, William Carl; Whiteway, L.; Wilcox, Harry George; Yanny, Brian; Zhang, Yuanyuan; Zuntz, J.; DES Collaboration (2016) [Journal article]
      This overview paper describes the legacy prospect and discovery potential of the Dark Energy Survey (DES) beyond cosmological studies, illustrating it with examples from the DES early data. DES is using a wide-field camera ...
    • The Dark Energy Survey view of the Sagittarius stream : discovery of two faint stellar system candidates 

      Luque Canaza, Elmer Fidel; Pieres, Adriano; Santiago, Basilio Xavier; Yanny, Brian; Vivas, Anna Katherina; Queiroz, Anna Bárbara de Andrade; Drlica-Wagner, Alex; Morganson, Eric; Balbinot, Eduardo; Marshall, Jennifer L.; Li, T. S.; Fausti Neto, Angelo; Costa, Luiz N. da; Maia, Marcio Antonio Geimba; Bechtol, Keith; Kim, A. G.; Bernstein, Gary M.; Dodelson, Scott; Whiteway, L.; Diehl, H. Thomas; Finley, David A.; Abbott, Timothy M. C.; Abdalla, Filipe B.; Allam, Sahar S.; Annis, James T.; Benoit-Lévy, Aurélien; Bertin, Emmanuel; Brooks, D.; Burke, David Lyle; Carnero Rosell, Aurelio; Carrasco Kind, Matías; Carretero Palacios, Jorge; Cunha, Carlos Eduardo; D'Andrea, Christopher B.; Desai, S.; Doel, Peter; Evrard, August E.; Flaugher, Brenna; Fosalba Vela, Pablo; Gerdes, David W.; Goldstein, Daniel Abraham; Gruen, Daniel; Gruendl, Robert A.; Gutierrez, Gaston R.; James, David J.; Kuehn, Kyler; Kuropatkin, Nikolay P.; Lahav, Ofer; Martini, Paul; Miquel, Ramon; Nord, Brian Dennis; Ogando, Ricardo L.C.; Plazas Malagón, Andrés Alejandro; Romer, Anita K.; Sanchez-Alvaro, Eusebio; Scarpine, Victor Emanuel; Schubnell, Michael; Sevilla Noarbe, Ignacio; Smith, Robert Christopher; Soares-Santos, Marcelle; Sobreira, Flávia; Suchyta, Eric; Swanson, Molly E. C.; Tarle, Gregory; Thomas, D.; Walker, Alistair (2017) [Journal article]
      We report the discovery of two new candidate stellar systems in the constellation of Cetus using the data from the first two years of the Dark Energy Survey (DES). The objects, DES J0111−1341 and DES J0225+0304, are located ...
    • The LMC geometry and outer stellar populations from early DES data 

      Balbinot, Eduardo; Santiago, Basilio Xavier; Girardi, Leo Alberto; Pieres, Adriano; Costa, Luiz N. da; Maia, Marcio Antonio Geimba; Gruendl, Robert A.; Walker, Alistair; Yanny, Brian; Drlica-Wagner, Alex; Benoit-Lévy, Aurélien; Abbott, Timothy M. C.; Allam, Sahar S.; Annis, James T.; Bernstein, Joseph P.; Bernstein, Rebecca A.; Bertin, Emmanuel; Brooks, D.; Buckley-Geer, Elizabeth; Carnero Rosell, Aurelio; Cunha, Carlos Eduardo; DePoy, Darren L.; Desai, S.; Diehl, H. Thomas; Doel, Peter; Estrada, Juan; Evrard, August E.; Fausti Neto, Angelo; Finley, David A.; Flaugher, Brenna; Frieman, Joshua A.; Gruen, Daniel; Honscheid, K.; James, David J.; Kuehn, Kyler; Kuropatkin, Nikolay P.; Lahav, Ofer; March, Marisa Cristina; Marshall, Jennifer L.; Miller, Christopher J.; Miquel, Ramon; Ogando, Ricardo L.C.; Peoples, John; Plazas Malagón, Andrés Alejandro; Scarpine, Victor Emanuel; Schubnell, Michael; Sevilla Noarbe, Ignacio; Smith, Robert Christopher; Soares-Santos, Marcelle; Suchyta, Eric; Swanson, Molly E. C.; Tarle, Gregory; Tucker, Douglas L.; Wechsler, Risa H.; Zuntz, J. (2015) [Journal article]
      The Dark Energy Camera has captured a large set of images as part of Science Verification (SV) for the Dark Energy Survey (DES). The SV footprint covers a large portion of the outer LargeMagellanic Cloud (LMC), providing ...
    • The Phoenix stream : a cold stream in the southern hemisphere 

      Balbinot, Eduardo; Yanny, Brian; Li, T. S.; Santiago, Basilio Xavier; Marshall, Jennifer L.; Finley, David A.; Pieres, Adriano; Abbott, Timothy M. C.; Abdalla, Filipe B.; Allam, Sahar S.; Benoit-Lévy, Aurélien; Bernstein, Gary M.; Bertin, Emmanuel; Brooks, D.; Burke, David Lyle; Carnero Rosell, Aurelio; Carrasco Kind, Matías; Carretero Palacios, Jorge; Cunha, Carlos Eduardo; Costa, Luiz N. da; DePoy, Darren L.; Desai, S.; Diehl, H. Thomas; Doel, Peter; Estrada, Juan; Flaugher, Brenna; Frieman, Joshua A.; Gerdes, David W.; Gruen, Daniel; Gruendl, Robert A.; Honscheid, K.; James, David J.; Kuehn, Kyler; Kuropatkin, Nikolay P.; Lahav, Ofer; March, Marisa Cristina; Martini, Paul; Miquel, Ramon; Nichol, Robert C.; Ogando, Ricardo L.C.; Romer, Anita K.; Sanchez-Alvaro, Eusebio; Schubnell, Michael; Sevilla Noarbe, Ignacio; Smith, Robert Christopher; Soares-Santos, Marcelle; Sobreira, Flávia; Suchyta, Eric; Tarle, Gregory; Thomas, D.; Tucker, Douglas L.; Walker, Alistair; DES Collaboration (2016) [Journal article]
      We report the discovery of a stellar stream in the Dark Energy Survey Year 1 (Y1A1) data. The discovery was made through simple color–magnitude filters and visual inspection of the Y1A1 data. We refer to this new object ...
    • The redMaPPer galaxy cluster catalog from des science verification data 

      Rykoff, Eli; Rozo, Eduardo; Hollowood, D.; Bermeo-Hernandez, A.; Jeltema, Tesla E.; Mayers, Julian A.; Romer, Anita K.; Rooney, Philip J.; Saro, Alexandro; Cervantes, C. Vergara; Wechsler, Risa H.; Wilcox, Harry George; Abbott, Timothy M. C.; Abdalla, Filipe B.; Allam, Sahar S.; Annis, James T.; Benoit-Lévy, Aurélien; Bernstein, Gary M.; Bertin, Emmanuel; Brooks, D.; Burke, David Lyle; Capozzi, Diego; Carnero Rosell, Aurelio; Carrasco Kind, Matías; Castander Serentill, Francisco Javier; Childress, Michael; Collins, C. A.; Cunha, Carlos Eduardo; D'Andrea, Christopher B.; Costa, Luiz N. da; Davis, Tamara M.; Desai, S.; Diehl, H. Thomas; Dietrich, Jörg P.; Doel, Peter; Evrard, August E.; Finley, David A.; Flaugher, Brenna; Fosalba Vela, Pablo; Frieman, Joshua A.; Glazebrook, Karl; Goldstein, Daniel Abraham; Gruen, Daniel; Gruendl, Robert A.; Gutierrez, Gaston R.; Hilton, Matt; Honscheid, K.; Hoyle, Ben; James, David J.; Kay, Scott; Kuehn, Kyler; Kuropatkin, Nikolay P.; Lahav, Ofer; Lewis, Geraint F.; Lidman, Chris; Lima, Marcos Vinicius Borges Teixeira; Maia, Marcio Antonio Geimba; Mann, Robert G.; Marshall, Jennifer L.; Martini, Paul; Melchior, Peter M.; Miller, Christopher J.; Miquel, Ramon; Mohr, Joseph J.; Nichol, Robert C.; Nord, Brian Dennis; Ogando, Ricardo L.C.; Plazas Malagón, Andrés Alejandro; Reil, Kevin; Sahlén, Martin; Sanchez-Alvaro, Eusebio; Santiago, Basilio Xavier; Scarpine, Victor Emanuel; Schubnell, Michael; Sevilla Noarbe, Ignacio; Smith, Robert Christopher; Soares-Santos, Marcelle; Sobreira, Flávia; Stott, John P.; Suchyta, Eric; Swanson, Molly E. C.; Tarle, Gregory; Thomas, D.; Tucker, Douglas L.; Uddin, Syed; Viana, Pedro T. P.; Vikram, Vinu; Walker, Alistair; Zhang, Yuanyuan; DES Collaboration (2016) [Journal article]
      We describe updates to the redMaPPer algorithm, a photometric red-sequence cluster finder specifically designed for large photometric surveys. The updated algorithm is applied to 150 deg2 of Science Verification (SV) data ...
    • The supergalactic plane revisited with the optical redshift survey 

      Lahav, Ofer; Santiago, Basilio Xavier; Webster, A.M.; Strauss, M.A.; David, M.; Dressler, A.; Huchra, John P. (2000) [Journal article]
      We re-examine the existence and extent of the planar structure in the local galaxy density field, the so-called supergalactic plane (SGP). This structure is studied here in three dimensions using both the new Optical ...