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Showing results 13601 to 13650 out of 13841

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Atel IDAtel Date (UT)Coords X-RefsRADECTitleKeywordssort descendingAuthors
110372017-12-07 18:00:0013:09:48.090-23:22:52.87LIGO/Virgo GW170817: Chandra X-ray brightening of the counterpart 108 days since mergerX-ray, Gravitational WavesR. Margutti, W. Fong (Northwestern), T. Eftekhari, K. Alexander, E. Berger (Harvard), R. Chornock (Ohio University)
114472018-03-20 07:51:0017:38:55.000-37:56:52.00MAXI/GSC detection of renewed activity from the gamma-ray source IGR J17379-3747X-ray, Neutron StarH. Negoro (Nihon U.), S. Nakahira (RIKEN), S. Ueno, H. Tomida, M. Ishikawa, Y. Sugawara, N. Isobe, R. Shimomukai (JAXA), T. Mihara, M. Sugizaki, W. Iwakiri, F. Yatabe, Y. Takao, M. Matsuoka (RIKEN), N. Kawai, S. Sugita, T. Yoshii, Y. Tachibana, S. Harita, K. Morita (Tokyo Tech), A. Yoshida, T. Sakamoto, M. Serino, Y. Kawakubo, Y. Kitaoka, T. Hashimoto (AGU), H. Tsunemi, T. Yoneyama (Osaka U.), M. Nakajima, T. Kawase, A. Sakamaki, W. Maruyama (Nihon U.), Y. Ueda, T. Hori, A. Tanimoto, S. Oda, T. Morita, S. Yamada (Kyoto U.), Y. Tsuboi, Y. Nakamura, R. Sasaki, H. Kawai, T. Sato (Chuo U.), M. Yamauchi, C. Hanyu, K. Hidaka (Miyazaki U.), T. Kawamuro (NAOJ), K. Yamaoka (Nagoya U.), and M. Shidatsu (Ehime U.)
102722017-04-17 08:14:0017:44:29.850-27:45:57.51Discovery of SWIFT J174429.9-274557 - a soft X-ray counterpart of the X-ray burster IGR J17445-2747X-ray, Neutron StarI. A. Mereminskiy, S. A. Grebenev, R. A. Krivonos, I. V. Chelovekov, R. A. Sunyaev (Space Research Institute, Moscow)
101322017-02-27 00:20:0017:25:40.000-33:10:51.00MAXI/GSC detection of an X-ray burst probably from IGR J17254-3257X-ray, Neutron StarH. Negoro, (Nihon U.), M. Serino (RIKEN), S. Ueno, H. Tomida, S. Nakahira, M. Ishikawa, Y. Sugawara (JAXA), T. Mihara, M. Sugizaki, W. Iwakiri, M. Shidatsu, J. Sugimoto, T. Takagi, M. Matsuoka (RIKEN), N. Kawai, N. Isobe, S. Sugita, T. Yoshii, Y. Tachibana, Y. Ono, T. Fujiwara, S. Harita, Y. Muraki (Tokyo Tech), M. Nakajima, T. Masumitsu, K. Tanaka, T. Kawase, A. Sakamaki (Nihon U.), A. Yoshida, T. Sakamoto, Y. Kawakubo, Y. Kitaoka (AGU), H. Tsunemi, R. Shomura (Osaka U.), Y. Ueda, T. Kawamuro, T. Hori, S. Oda, A. Tanimoto (Kyoto U.), Y. Tsuboi, Y. Nakamura, R. Sasaki (Chuo U.), M. Yamauchi, K. Furuya (Miyazaki U.), K. Yamaoka (Nagoya U.) report on behalf of the MAXI Team
5162005-06-14 20:28:0019:00:06.400-24:54:54.70Possible new X-ray burst source detected by HETEX-ray, Neutron StarRoland Vanderspek (MIT), Ed Morgan (MIT), Geoff Crew (MIT), Carlo Graziani (UChicago), Motoko Suzuki (RIKEN), for the HETE Team
11432007-07-13 11:29:0017:54:14.600-27:54:34.30Refined position of AX J1754.2-2754 with Swift/XRTX-ray, Neutron StarM. Del Santo (INAF/IASF-Roma), P. Romano (INAF/OAB & Univ. Bicocca), L. Sidoli (INAF/IASF-Milano), A. Bazzano (INAF/IASF-Roma)
7782006-03-29 09:54:0017:25:27.000-32:57:50.00Detection of Type I X-ray burst from IGR J17254-3257X-ray, Neutron StarS. Brandt, C. Budtz-Jrgensen, J. Chenevez (Danish National Space Center)
35762011-08-23 12:10:0018:34:52.120-08:45:55.97Swift J1834.9-0846: Precise X-ray Position and the Confirmation of its Spin PeriodX-ray, Neutron Star, Soft Gamma-ray RepeaterErsin Gogus (Sabanci Univ. Istanbul), Chryssa Kouveliotou (NASA/MSFC), Oleg Kargaltsev (FSU), George Pavlov (PSU) report on behalf of a larger collaboration:
8932006-09-22 01:32:0016:47:10.530-45:52:14.30Swift observation of the AXP CXO J164710.2-455216 after a burstX-ray, Neutron Star, Soft Gamma-ray Repeater, TransientS. Campana (INAF-OAB), G.L. Israel (INAF-OAR)
21592009-08-14 19:05:0004:18:12.578+57:31:54.99Chandra Location of SGR 0418+5729X-ray, Neutron Star, Soft Gamma-ray Repeater, Transient, PulsarPeter M. Woods (Dynetics), Stefanie Wachter (IPAC/Caltech), Ersin Gogus (Sabanci Univ.) & Chryssa Kouveliotou (NASA/MSFC) report on behalf of a larger collaboration:
21212009-07-09 11:12:0004:18:33.700+57:32:23.70Swift XRT Observations of SGR 0418+4729X-ray, Neutron Star, Soft Gamma-ray Repeater, Transient, PulsarErsin Gogus (Sabanci Univ.), Chryssa Kouveliotou (NASA/MSFC), Peter M. Woods (Dynetics), on behalf of a larger collaboration
21592009-08-14 19:05:0004:18:33.867+57:32:22.91Chandra Location of SGR 0418+5729X-ray, Neutron Star, Soft Gamma-ray Repeater, Transient, PulsarPeter M. Woods (Dynetics), Stefanie Wachter (IPAC/Caltech), Ersin Gogus (Sabanci Univ.) & Chryssa Kouveliotou (NASA/MSFC) report on behalf of a larger collaboration:
21592009-08-14 19:05:0004:18:19.097+57:33:41.75Chandra Location of SGR 0418+5729X-ray, Neutron Star, Soft Gamma-ray Repeater, Transient, PulsarPeter M. Woods (Dynetics), Stefanie Wachter (IPAC/Caltech), Ersin Gogus (Sabanci Univ.) & Chryssa Kouveliotou (NASA/MSFC) report on behalf of a larger collaboration:
25402010-04-07 02:38:0017:53:31.896-23:49:14.86Chandra Localization of the Neutron Star X-ray Transient SAX J1753.5-2349X-ray, Neutron Star, TransientDeepto Chakrabarty (MIT), Peter G. Jonker (SRON), Craig B. Markwardt (NASA/GSFC)
21982009-09-14 12:37:0017:51:09.000-30:57:40.00Swift follow-up of the newly discovered burster millisecond pulsar IGR J17511-3057X-ray, Neutron Star, TransientE. Bozzo (ISDC), C. Ferrigno (ISDC/IAAT), E. Kuulkers (ESA/ESAC, Spain), M. Falanga (ISSI Bern), J. Chenevez, S. Brandt (National Space Institute, Denmark), V. Beckmann (APC, France), A. Bird (Southampton, UK), A. Domingo (LAEFF/INTA, Spain), K. Ebisawa (ISAS, Japan), P. Jonker (SRON, The Netherlands), P. Kretschmar (ESA/ESAC, Spain), C. Markwardt (GSFC, USA), T.Oosterbroek (ESA/ESTEC, The Netherlands), A. Paizis (INAF-IASF, Italy), D. Risquez (LAEFF/INTA, Spain), C. Sanchez-Fernandez (ESA/ESAC, Spain), S. Shaw (Southampton, UK), R. Wijnands (UvA, The Netherlands)
35592011-08-14 13:20:0017:49:55.380-29:19:19.70Chandra detection of IGR J17498-2921 in quiescenceX-ray, Neutron Star, TransientPeter G. Jonker (SRON/RU/CfA), Manuel A.P. Torres (SRON/CfA), Danny Steeghs (Warwick/CfA), Deepto Chakrabarty (MIT)
46222012-12-06 12:37:0017:38:17.000-27:02:23.00MAXI/GSC detection of a possible superburst from SLX 1735-269X-ray, Neutron Star, TransientH. Negoro, M. Asada (Nihon U.), M. Serino (RIKEN), S. Nakahira (JAXA), M. Morii (Tokyo Tech), Y. Ogawa (Miyazaki U.), S. Ueno, H. Tomida, M. Ishikawa, K. Yamaoka, M. Kimura (JAXA), T. Mihara, M. Sugizaki, K. Morihana, T. Yamamoto, J. Sugimoto, T. Takagi, M. Matsuoka (RIKEN), N. Kawai, R. Usui, K. Ishikawa (Tokyo Tech), A. Yoshida, T. Sakamoto, Y. Nakano (AGU), H. Tsunemi, M. Sasaki (Osaka U.), M. Nakajima, (Nihon U.), Y. Ueda, K. Hiroi, M. Shidatsu, R. Sato, T. Kawamuro (Kyoto U.), Y. Tsuboi, M. Higa (Chuo U.) M. Yamauchi, Y. Nishimura, T. Hanayama, K. Yoshidome (Miyazaki U.) on behalf of the MAXI team
32192011-03-14 19:25:0018:06:32.190-22:14:16.50Improved Swift-XRT position of SAX J1806.5-2215X-ray, Neutron Star, TransientP.A. Evans (U. Leicester), P. Romano (INAF-IASFPA), J.P. Osborne (U. Leicester), J.A. Kennea (PSU), M. Del Santo (INAF/IASF-Roma), L. Sidoli (INAF/IASF-Milano)
32182011-03-13 13:49:0018:06:32.177-22:14:17.20Chandra Localization of SAX J1806.5-2215X-ray, Neutron Star, TransientDeepto Chakrabarty (MIT), Peter Jonker (SRON), Craig B. Markwardt (NASA/GSFC)
109692017-11-14 15:45:0016:20:47.700-50:01:22.90Brightening of MAXI J1621-501 as seen with Swift/XRTX-ray, Neutron Star, TransientN. Gorgone, G. Younes, C. Kouveliotou (GWU), J. Kennea (Penn State), A. van der Horst (GWU), R. Wijers (U Amsterdam), D. Hartmann (Clemson U) report on behalf of the Swift Galactic Plane Survey Legacy team:
92742016-07-28 14:39:0011:19:14.110-61:27:48.30Swift detection of a SGR burst from PSR 1119-6127X-ray, Neutron Star, TransientJ. A. Kennea (PSU), A. Y. Lien (GSFC/UMBC), F. E. Marshall (NASA/GSFC), D. M. Palmer (LANL), T. G. R. Roegiers (PSU) and B. Sbarufatti (INAF-OAB/PSU) report on behalf of the Swift Team
92742016-07-28 14:39:0011:19:19.000-61:28:38.00Swift detection of a SGR burst from PSR 1119-6127X-ray, Neutron Star, TransientJ. A. Kennea (PSU), A. Y. Lien (GSFC/UMBC), F. E. Marshall (NASA/GSFC), D. M. Palmer (LANL), T. G. R. Roegiers (PSU) and B. Sbarufatti (INAF-OAB/PSU) report on behalf of the Swift Team
102502017-04-08 03:37:0000:54:56.530-72:26:55.40S-CUBED detection of an outburst of SXP 59.0 in the SMCX-ray, Neutron Star, Transient, PulsarJ. A. Kennea (PSU), P. A. Evans (Leicester) and M. J. Coe (Southampton)
53092013-08-21 21:33:0005:50:06.470-68:14:55.70Swift J0549.7-6812: Swift detection of a pulse period and archival Chandra limitsX-ray, Neutron Star, Transient, PulsarH. A. Krimm (CRESST/GSFC/USRA), J. M. Gelbord (Eureka Scientific), S. T. Holland (STScI) and J. A. Kennea (PSU)
60352014-04-01 14:46:0017:15:46.830-31:28:30.30Continued Swift observations of Nova Sco 2014 (TCP J17154683-3128303)X-ray, NovaK. L. Page, J. P. Osborne (U. Leicester) & E. Kuulkers (ESA/ESAC)
45112012-10-23 09:11:0000:42:31.490+41:26:13.80Nova M31N 2012-05c found as a supersoft X-ray source with XMM-NewtonX-ray, NovaM. Henze, W. Pietsch, F. Haberl (Max Planck Institute for extraterrestrial Physics), M. Middleton (University of Amsterdam)
12942007-11-21 14:37:0000:42:33.290+41:00:26.40Detection of supersoft X-ray emission from the He/N nova M31N 2007-06b in the globular cluster in M 31X-ray, NovaW. Pietsch (Max-Planck-Institut fuer extraterrestrische Physik, MPE), V. Burwitz (MPE), J. Greiner (MPE), F. Haberl (MPE), M. Henze (MPE), G. Sala (MPE)
16472008-08-06 12:49:0000:42:45.970+41:10:36.60XMM-Newton detection of X-ray transients in M 31X-ray, Nova, TransientW. Pietsch (Max-Planck-Institut fuer extraterrestrische Physik, MPE), M. Freyberg (MPE), F. Haberl (MPE), M. Henze (MPE), H. Stiele (MPE)
16712008-08-21 14:05:0000:44:20.120+41:37:02.10Swift detection of X-ray transients in M 31X-ray, Nova, TransientW. Pietsch (Max-Planck-Institut fuer extraterrestrische Physik, MPE), M. Freyberg (MPE), M. Henze (MPE), H. Stiele (MPE), S. Immler (NASA/CRESST/GSFC)
16472008-08-06 12:49:0000:42:41.270+41:18:21.50XMM-Newton detection of X-ray transients in M 31X-ray, Nova, TransientW. Pietsch (Max-Planck-Institut fuer extraterrestrische Physik, MPE), M. Freyberg (MPE), F. Haberl (MPE), M. Henze (MPE), H. Stiele (MPE)
37562011-11-11 08:20:0001:58:03.000-74:24:01.00MAXI GSC and SSC detection of a soft X-ray transient near SMC: XRF 111111A / MAXI J0158-744X-ray, Nova, TransientM. Kimura (Osaka U.), H. Tomida (JAXA), T. Sootome, M. Serino, T. Mihara,(RIKEN), M. Morii (Tokyo Tech), M. Matsuoka, M. Sugizaki, S. Nakahira, T. Yamamoto (RIKEN), S. Ueno, M. Kohama, M. Ishikawa (JAXA), N. Kawai, K. Sugimori, R. Usui, T. Toizumi, Y. Aoki, S. Song (Tokyo Tech), A. Yoshida, K. Yamaoka (AGU), H. Tsunemi, H. Kitayama (Osaka U.), H. Negoro, M. Nakajima, F. Suwa (Nihon U.), Y. Ueda, K. Hiroi, M. Shidatsu (Kyoto U.), Y. Tsuboi, T. Matsumura, K. Yamazaki (Chuo U.) report on behalf of the MAXI team
63742014-08-07 11:51:0000:43:26.660+41:23:30.80X-ray emission of nova M31N 2014-02a detected with SwiftX-ray, Nova, TransientR. Sturm (MPE), M. Henze (ESAC/ESA), J. Greiner (MPE), W. Pietsch (MPE), F. Haberl (MPE)
82272015-10-30 13:21:0000:44:58.310+41:42:07.50Recent X-ray transients in the M31 disk found with XMM-NewtonX-ray, Nova, TransientM. Henze (IEEC/CSIC), M. Sasaki (IAAT), F. Haberl (MPE), D. Hatzidimitriou (U. Athens), for a larger collaboration
82272015-10-30 13:21:0000:44:23.260+41:55:36.20Recent X-ray transients in the M31 disk found with XMM-NewtonX-ray, Nova, TransientM. Henze (IEEC/CSIC), M. Sasaki (IAAT), F. Haberl (MPE), D. Hatzidimitriou (U. Athens), for a larger collaboration
82272015-10-30 13:21:0000:43:47.890+41:33:10.60Recent X-ray transients in the M31 disk found with XMM-NewtonX-ray, Nova, TransientM. Henze (IEEC/CSIC), M. Sasaki (IAAT), F. Haberl (MPE), D. Hatzidimitriou (U. Athens), for a larger collaboration
60152014-03-27 14:48:0017:15:46.800-31:28:30.20Detection of absorbed X-ray emission from TCP J17154683-3128303 by SwiftX-ray, Nova, Transient, VariablesE. Kuulkers (ESA/ESAC), K. L. Page (U. Leicester), R. D. Saxton, J.-U. Ness (ESA/ESAC), N. P. Kuin (UCL-MSSL) & J. P. Osborne (U. Leicester)
60152014-03-27 14:48:0017:15:46.830-31:28:30.30Detection of absorbed X-ray emission from TCP J17154683-3128303 by SwiftX-ray, Nova, Transient, VariablesE. Kuulkers (ESA/ESAC), K. L. Page (U. Leicester), R. D. Saxton, J.-U. Ness (ESA/ESAC), N. P. Kuin (UCL-MSSL) & J. P. Osborne (U. Leicester)
60152014-03-27 14:48:0017:15:47.000-31:28:29.00Detection of absorbed X-ray emission from TCP J17154683-3128303 by SwiftX-ray, Nova, Transient, VariablesE. Kuulkers (ESA/ESAC), K. L. Page (U. Leicester), R. D. Saxton, J.-U. Ness (ESA/ESAC), N. P. Kuin (UCL-MSSL) & J. P. Osborne (U. Leicester)
56282013-12-04 16:59:0013:54:45.500-59:09:04.00XMM-Newton X-ray pre-nova detection and current Swift non-detection of PNV J13544700-5909080 (= Nova Cen 2013)X-ray, Nova, Transient, VariablesE. Kuulkers, J.-U. Ness, A. Ibarra, R. D. Saxton (ESA/ESAC), K. L. Page, J. P. Osborne (Univ. of Leicester), B. Skiff (Lowell Observatory), S. Starrfield (Arizona State Univ.), G. Schwarz (AAS)
56282013-12-04 16:59:0013:54:47.000-59:09:08.00XMM-Newton X-ray pre-nova detection and current Swift non-detection of PNV J13544700-5909080 (= Nova Cen 2013)X-ray, Nova, Transient, VariablesE. Kuulkers, J.-U. Ness, A. Ibarra, R. D. Saxton (ESA/ESAC), K. L. Page, J. P. Osborne (Univ. of Leicester), B. Skiff (Lowell Observatory), S. Starrfield (Arizona State Univ.), G. Schwarz (AAS)
98102016-11-30 09:59:0001:06:03.180-74:47:15.80Chandra observation of Nova SMC 2016X-ray, Nova, Transient, VariablesM. Orio (University of Wisconsin and INAF-Padova, Italy), Ehud Behar (Department of Physics, Technion, Haifa, Israel), Thomas Rauch (Institute for Astronomy and Astrophysics, Eberhard Karls University, Tuebingen, Germany) and Polina Zemko (Dept of Physics and Astronomy, Padova University, Italy) on behalf of a larger collaboration
35162011-07-28 13:16:0001:15:27.300-31:23:54.00XMMSL1 J011527.3-312354 : A bright X-ray flare in the XMM-Newton Slew Survey from the likely broad line quasar 6dFGS gJ011527.4-312352X-ray, QuasarA M Read (Leicester University, UK), R D Saxton (ESAC, Madrid, Spain), P Esquej (CSIC-INTA, Spain)
36842011-10-15 12:05:0018:36:39.460+03:41:00.30Swift reports the detection of the transient source Swift J1836.6+0341/XTE J1837+037X-ray, Request for Observations, Binary, Black Hole, Neutron Star, TransientH. A. Krimm (CRESST/GSFC/USRA), J. A. Kennea (PSU), S. D. Barthelmy (GSFC), W. Baumgartner (CRESST/GSFC/UMBC), J. Cummings (CRESST/GSFC/UMBC), E. Fenimore (LANL), N. Gehrels (GSFC), C. B. Markwardt (GSFC), D. Palmer (LANL), T. Sakamoto (CRESTT/GSFC/UMBC), G. Skinner (CRESST/GSFC/UMD), M. Stamatikos (OSU/GSFC), J. Tueller (GSFC), T. Ukwatta (MSU)
18202008-10-29 23:20:0000:42:34.200+40:57:09.20M31GC J004234+405709 (Bol 117) Observed by Chandra Is a New Transient X-Ray Source in M31: CXOM31 J004234.2+405709X-ray, Request for Observations, Binary, Black Hole, Neutron Star, TransientJ.L. Galache, M.R. Garcia, M.A.P. Torres, S.S. Murray (CfA), D. Steeghs (U. of Warwick/CfA) and B.F. Williams (U. of Washington)
17162008-09-12 19:24:0018:42:17.450-11:25:03.90RXTE and Swift Observations of SWIFT J1842.5-1124X-ray, Request for Observations, Binary, Black Hole, Neutron Star, TransientC. B. Markwardt (CRESST/U.Md./NASA/GSFC), J. P. Halpern (Columbia U.), S. T. Holland (CRESST/USRA/NASA/GSFC), J. A. Kennea (PSU), H. A. Krimm (CRESST/USRA/NASA/GSFC), J. H. Swank (NASA/GSFC)
17162008-09-12 19:24:0018:42:17.400-11:25:05.30RXTE and Swift Observations of SWIFT J1842.5-1124X-ray, Request for Observations, Binary, Black Hole, Neutron Star, TransientC. B. Markwardt (CRESST/U.Md./NASA/GSFC), J. P. Halpern (Columbia U.), S. T. Holland (CRESST/USRA/NASA/GSFC), J. A. Kennea (PSU), H. A. Krimm (CRESST/USRA/NASA/GSFC), J. H. Swank (NASA/GSFC)
17002008-09-05 21:23:0016:37:02.995-49:51:37.00Improved position of the new X-ray transient XTE J1637-498X-ray, Request for Observations, Binary, Black Hole, Neutron Star, TransientR. Wijnands, M. Linares, N. Degenaar (UvA), C.B. Markwardt (CRESST/U.Md./NASA/GSFC)
38182011-12-21 16:05:0019:42:11.130+25:56:07.32Swift follow-up of 1RXS J194211.9+255552X-ray, Request for Observations, Binary, Black Hole, Neutron Star, Transient, VariablesL. Sidoli (INAF/IASF Milano, Italy), M. Fiocchi(INAF/IASF Roma), A. J. Bird, S. P. Drave (Univ. Southampton, UK), A. Bazzano, P. Persi, A. Tarana (INAF/IASF Roma), V. Sguera (INAF/IASF Bologna), J. Chenevez (DTU Space, Denmark), E. Kuulkers (ESA/ESAC, Spain)
11712007-08-07 22:18:0000:41:45.100+41:11:08.803 New X-Ray Transients in M31X-ray, Request for Observations, Binary, Black Hole, TransientJ.L. Galache, M.R. Garcia, D. Steeghs, M.A.P. Torres, S.S. Murray (CfA) and B.F. Williams (U. of Washington)
11712007-08-07 22:18:0000:41:00.000+41:15:31.503 New X-Ray Transients in M31X-ray, Request for Observations, Binary, Black Hole, TransientJ.L. Galache, M.R. Garcia, D. Steeghs, M.A.P. Torres, S.S. Murray (CfA) and B.F. Williams (U. of Washington)

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