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Showing results 401 to 450 out of 13841

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Atel IDsort descendingAtel Date (UT)Coords X-RefsRADECTitleKeywordsAuthors
15012008-04-30 23:56:0009:55:21.000+69:39:42.00Discovery of an Optical Transient in M82Infra-Red, Optical, Cataclysmic Variable, Nova, Supernovae, TransientM. M. Kasliwal, E. O. Ofek, S. B. Cenko, A. Rau, R. Quimby, S. R. Kulkarni (Caltech)
15082008-05-04 05:37:0018:10:20.860-19:04:11.10On the infrared counterpart to XTE J1810-189Binary, Neutron Star, TransientM. A. P. Torres (CfA), D. Steeghs (Warwick/CfA), G. Roelofs (CfA), P. G. Jonker (SRON/CfA)
15102008-05-06 00:27:0015:54:15.150+10:58:25.00A Supernova from the Catalina Sky SurveyOptical, Request for Observations, Supernovae, TransientA.J. Drake, S.G. Djorgovski, R. Williams, A. Mahabal, M.J. Graham (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory);
15152008-05-09 23:24:0011:56:49.130+54:27:25.70Discovery of a possible AGN ROTSE3 J115649.1+542726Optical, AGN, TransientF. Yuan (U. Mich.), R. Quimby (Caltech), T. McKay, D. Chamarro, M. D. Sisson, C. Akerlof, (U. Mich.) and J. C. Wheeler (U. Texas) on behalf of the ROTSE collaboration
15162008-05-10 21:05:0020:58:47.301+41:46:37.34Transient X-ray pulsar GRO J2058+42 is in outburstUltra-Violet, X-ray, Request for Observations, Binary, Transient, PulsarH. A. Krimm (CRESST/GSFC/USRA), S. D. Barthelmy (GSFC), W. Baumgartner (CRESST/GSFC/UMBC), J. Cummings (CRESST/GSFC/UMBC), E. Fenimore (LANL), N. Gehrels (GSFC), C. B. Markwardt (CRESST/GSFC/UMD), D. Palmer (LANL), A. Parsons (GSFC), T. Sakamoto (CRESTT/GSFC/UMBC), G. Sato (GSFC/ISAS), G. Skinner (CRESST/GSFC/UMBC), M. Stamatikos (GSFC/ORAU), J. Tueller (GSFC)
15192008-05-13 19:52:0012:27:39.240+13:08:36.60Discovery of Three Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), D. A. Howell (UToronto), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech)
15192008-05-13 19:52:0012:29:44.950+14:18:34.90Discovery of Three Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), D. A. Howell (UToronto), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech)
15192008-05-13 19:52:0012:31:50.710+14:01:13.60Discovery of Three Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), D. A. Howell (UToronto), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech)
15212008-05-14 09:55:0011:23:10.900+34:12:51.00Possible Supernova from the Catalina Sky SurveyRequest for Observations, Supernovae, TransientA.J. Drake, A. Mahabal, S.G. Djorgovski, R. Williams, M.J. Graham (Caltech); E.C. Beshore, S.M. Larson, R.Hill (LPL/UA); E. Christensen (Gemini Observatory);
15262008-05-15 17:01:0012:42:21.090+11:59:49.50Discovery of Supernova Candidate by CFHT-COVETOptical, Request for Observations, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), D. A. Howell (UToronto), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech)
15272008-05-15 22:12:0018:30:49.600-12:32:18.00XMM-Newton slew-survey counterpart to the INTEGRAL source IGR J18307-1232X-ray, Gamma Ray, Request for ObservationsA. Ibarra (ESA/ESAC), E. Kuulkers (ESA/ESAC), R. Saxton (ESA/ESAC)
15282008-05-15 22:22:0017:35:23.750-35:40:16.20Swift detects an X-ray and optical outburst from a Galactic source probably associated with 1RXH J173523.7-354013Optical, Ultra-Violet, X-ray, Binary, Neutron Star, Soft Gamma-ray Repeater, Transient, PulsarG.L. Israel (INAF-OA Roma), H. A. Krimm (CRESST/GSFC/USRA) N. Rea (U Amsterdam), D. Perez (U Leicester/U Jean), D. N. Burrows (PSU), A. P. Beardmore (U Leicester), S. Campana (INAF-OA Milan), S. Covino (INAF-OA Milan), J. Cummings (GSFC/UMBC), A. De Luca (INAF-IASF),P. Esposito (INAF-IASF), P. A. Evans (U Leicester), D. Gotz (CEA-Saclay), J. E. Hill (CRESST/GSFC/USRA), S. T. Holland (CRESST/USRA/GSFC), J. A. Kennea (PSU), C. B. Markwardt (CRESST/GSFC/UMCP), G. Novara (U Pavia), P. T. O'Brien (U Leicester), J. P. Osborne (U Leicester), K. L. Page (U Leicester), P. Roming (PSU), T. Sakamoto (CRESST/GSFC/UMBC), G. K. Skinner (CRESST/GSFC/UMBC), and A. Tiengo (INAF-IASF)
15282008-05-15 22:22:0017:35:23.750-35:40:16.10Swift detects an X-ray and optical outburst from a Galactic source probably associated with 1RXH J173523.7-354013Optical, Ultra-Violet, X-ray, Binary, Neutron Star, Soft Gamma-ray Repeater, Transient, PulsarG.L. Israel (INAF-OA Roma), H. A. Krimm (CRESST/GSFC/USRA) N. Rea (U Amsterdam), D. Perez (U Leicester/U Jean), D. N. Burrows (PSU), A. P. Beardmore (U Leicester), S. Campana (INAF-OA Milan), S. Covino (INAF-OA Milan), J. Cummings (GSFC/UMBC), A. De Luca (INAF-IASF),P. Esposito (INAF-IASF), P. A. Evans (U Leicester), D. Gotz (CEA-Saclay), J. E. Hill (CRESST/GSFC/USRA), S. T. Holland (CRESST/USRA/GSFC), J. A. Kennea (PSU), C. B. Markwardt (CRESST/GSFC/UMCP), G. Novara (U Pavia), P. T. O'Brien (U Leicester), J. P. Osborne (U Leicester), K. L. Page (U Leicester), P. Roming (PSU), T. Sakamoto (CRESST/GSFC/UMBC), G. K. Skinner (CRESST/GSFC/UMBC), and A. Tiengo (INAF-IASF)
15312008-05-16 16:22:0017:44:51.610-29:20:42.20Chandra detects activity from the Galactic X-ray transients KS 1741-293, Swift J174535.5-290135.6 and CXOGC J174535.5-290124X-ray, Binary, Black Hole, Neutron Star, TransientN. Degenaar, R. Wijnands (University of Amsterdam) and M. Muno (Caltech) on behalf of a larger collaboration
15322008-05-19 00:55:0013:29:12.820+11:16:20.60Type Ia Supernova SNF20080514-002Infra-Red, Optical, Ultra-Violet, Request for Observations, SupernovaeThe Nearby Supernova Factory: G. Aldering, S. Bongard, M. Childress, S. Loken, P. Nugent, S. Perlmutter, K. Runge, R. C. Thomas (Lawrence Berkeley National Laboratory, Berkeley, CA); C. Baltay, J. Jerke, D. Rabinowitz, R. Scalzo (Yale University, New Haven, CT); G. Rigaudier, E. Pecontal (Centre de Recherche Astronomique de Lyon); C. Buton, Y. Copin, E. Gangler, G. Smadja, C. Tao (Institut de Physique Nucleaire de Lyon); P. Antilogus, S. Bailey, R. Pain, R. Pereira, P. Ripoche, C. Wu (Laboratoire de Physique Nucleaire et de Haute Energies de Paris)
15342008-05-19 22:35:0012:26:31.730+08:32:31.60Discovery of Optical Transient COVET-080513BInfra-Red, Optical, Request for Observations, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), D. A. Howell (UToronto), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech)
15372008-05-20 09:16:0007:28:21.950+74:54:02.40A new soft X-ray transient from the XMM-Newton slew surveyOptical, X-ray, Request for Observations, TransientR. Saxton(ESAC), P. Esquej(MPE), P. Evans(LU), J. Osborne(LU), K. Page(LU), A. Read(LU), M. Sanchez(ESAC)
15372008-05-20 09:16:0007:28:22.200+74:54:06.00A new soft X-ray transient from the XMM-Newton slew surveyOptical, X-ray, Request for Observations, TransientR. Saxton(ESAC), P. Esquej(MPE), P. Evans(LU), J. Osborne(LU), K. Page(LU), A. Read(LU), M. Sanchez(ESAC)
15382008-05-20 14:25:0009:25:47.610+69:27:51.50Swift/XRT follow-up of unidentified INTEGRAL sources (3)X-ray, Gamma Ray, Request for ObservationsR. Landi, N. Masetti, A. Malizia (INAF/IASF Bologna), M. Del Santo, A. Tarana (IASF/INAF Roma), A.J. Bird, A.J. Dean (Univ. Southampton), P. Caraveo, F. Senziani (INAF/IASF Milano)
15382008-05-20 14:25:0011:09:26.270-65:02:23.20Swift/XRT follow-up of unidentified INTEGRAL sources (3)X-ray, Gamma Ray, Request for ObservationsR. Landi, N. Masetti, A. Malizia (INAF/IASF Bologna), M. Del Santo, A. Tarana (IASF/INAF Roma), A.J. Bird, A.J. Dean (Univ. Southampton), P. Caraveo, F. Senziani (INAF/IASF Milano)
15382008-05-20 14:25:0011:09:47.700-64:52:51.40Swift/XRT follow-up of unidentified INTEGRAL sources (3)X-ray, Gamma Ray, Request for ObservationsR. Landi, N. Masetti, A. Malizia (INAF/IASF Bologna), M. Del Santo, A. Tarana (IASF/INAF Roma), A.J. Bird, A.J. Dean (Univ. Southampton), P. Caraveo, F. Senziani (INAF/IASF Milano)
15392008-05-20 14:40:0013:18:25.610-62:58:15.00Swift/XRT follow-up of unidentified INTEGRAL sources (4)X-ray, Gamma Ray, Request for ObservationsR. Landi, N. Masetti, A. Malizia (INAF/IASF Bologna), M. Del Santo, A. Tarana (IASF/INAF Roma), A.J. Bird, A.J. Dean (Univ. Southampton), P. Caraveo, F. Senziani (INAF/IASF Milano)
15392008-05-20 14:40:0015:52:46.560-50:29:52.30Swift/XRT follow-up of unidentified INTEGRAL sources (4)X-ray, Gamma Ray, Request for ObservationsR. Landi, N. Masetti, A. Malizia (INAF/IASF Bologna), M. Del Santo, A. Tarana (IASF/INAF Roma), A.J. Bird, A.J. Dean (Univ. Southampton), P. Caraveo, F. Senziani (INAF/IASF Milano)
15392008-05-20 14:40:0017:40:26.620-36:55:36.40Swift/XRT follow-up of unidentified INTEGRAL sources (4)X-ray, Gamma Ray, Request for ObservationsR. Landi, N. Masetti, A. Malizia (INAF/IASF Bologna), M. Del Santo, A. Tarana (IASF/INAF Roma), A.J. Bird, A.J. Dean (Univ. Southampton), P. Caraveo, F. Senziani (INAF/IASF Milano)
15402008-05-20 15:02:0009:25:47.580+69:27:53.10Optical spectroscopic followup of soft X-ray sources within the error boxes of two INTEGRAL objectsOptical, X-ray, AGN, Binary, Cataclysmic VariableP. Parisi, N. Masetti, R. Landi, L. Bassani (INAF/IASF, Bologna), A.J. Bird (Univ. Southampton), A. Bazzano (INAF/IASF, Rome), L. Morelli (Univ. Padua), G. Galaz and D. Minniti (PUC, Santiago)
15402008-05-20 15:02:0011:09:47.770-64:52:45.40Optical spectroscopic followup of soft X-ray sources within the error boxes of two INTEGRAL objectsOptical, X-ray, AGN, Binary, Cataclysmic VariableP. Parisi, N. Masetti, R. Landi, L. Bassani (INAF/IASF, Bologna), A.J. Bird (Univ. Southampton), A. Bazzano (INAF/IASF, Rome), L. Morelli (Univ. Padua), G. Galaz and D. Minniti (PUC, Santiago)
15442008-05-27 03:24:0000:54:34.552-37:38:31.79Limits on the Progenitor of the NGC 300 Luminous Transient from Pre-eruption HST DataOptical, TransientEdo Berger and Alicia Soderberg (Princeton University)
15462008-05-27 17:28:0000:43:12.080+41:19:15.80Optical Nova Candidate in M 31Optical, NovaM. Henze (Max-Planck-Institut fr extraterrestrische Physik, MPE), V. Burwitz (MPE), W. Pietsch (MPE), A. Updike (Clemson University, CU), P. Milne, G. Williams (University of Arizona), D.H. Hartmann (CU)
15482008-05-29 00:40:0016:35:51.900-47:35:23.00Reactivation of Soft Gamma Repeater 1627-41X-ray, Gamma Ray, Soft Gamma-ray RepeaterD. Palmer (LANL), P. Esposito (INAF-IASF Milano), S. Barthelmy (GSFC), J. R. Cummings (GSFC/UMBC), N. Gehrels (GSFC), G. L. Israel (INAF-OA Roma), H. Krimm (GSFC/USRA), T. Sakamoto (GSFC/ORAU), R. Starling (U. of Leicester)
15522008-06-03 02:14:0012:26:44.980+08:23:50.40Discovery of Twelve Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Cataclysmic Variable, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto)
15522008-06-03 02:14:0012:27:52.200+08:02:31.00Discovery of Twelve Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Cataclysmic Variable, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto)
15522008-06-03 02:14:0012:28:01.640+08:44:03.00Discovery of Twelve Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Cataclysmic Variable, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto)
15522008-06-03 02:14:0012:28:13.320+07:57:12.20Discovery of Twelve Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Cataclysmic Variable, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto)
15522008-06-03 02:14:0012:29:03.770+08:36:42.30Discovery of Twelve Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Cataclysmic Variable, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto)
15522008-06-03 02:14:0012:29:49.960+08:12:59.60Discovery of Twelve Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Cataclysmic Variable, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto)
15522008-06-03 02:14:0012:31:19.930+07:58:53.90Discovery of Twelve Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Cataclysmic Variable, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto)
15522008-06-03 02:14:0012:31:25.910+08:03:27.70Discovery of Twelve Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Cataclysmic Variable, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto)
15522008-06-03 02:14:0012:34:02.560+12:36:57.50Discovery of Twelve Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Cataclysmic Variable, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto)
15522008-06-03 02:14:0012:34:18.150+08:04:27.70Discovery of Twelve Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Cataclysmic Variable, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto)
15522008-06-03 02:14:0012:34:34.660+12:44:34.20Discovery of Twelve Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Cataclysmic Variable, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto)
15522008-06-03 02:14:0012:41:50.320+12:01:45.00Discovery of Twelve Optical Transients by CFHT-COVETOptical, Request for Observations, AGN, Cataclysmic Variable, Supernovae, TransientM. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto)
15562008-06-03 23:44:0016:32:38.270+41:27:33.20Discovery of a peculiar supernova ROTSE3 J163238.3+412733Optical, Supernovae, TransientF. Yuan (U. Mich.), R. Quimby (Caltech), D. Chamarro, M. D. Sisson, C. Akerlof, (U. Mich.) and J. C. Wheeler (U. Texas) on behalf of the ROTSE collaboration
15632008-06-06 16:15:0000:44:01.860+41:04:24.20Optical Nova Candidate in M31Optical, NovaE. Ovcharov (SU, Sofia), A. Valcheva (IA, Sofia), G. Latev (SU, Sofia), B. Petrov (SU, Sofia), A. Kostov (IA, Sofia), Y. Nikolov (IA, Sofia), Ts. Georgiev (IA, Sofia), P. Nedialkov (SU, Sofia)
15662008-06-08 09:00:0012:58:50.550+24:22:57.40A CSS Supernova CandidateOptical, Request for Observations, Supernovae, TransientA.J. Drake, A. Mahabal, S.G. Djorgovski, R. Williams, M.J. Graham (Caltech); E.C. Beshore, S.M. Larson, R.Hill (LPL/UA); E. Christensen (Gemini Observatory);
15672008-06-09 15:48:0000:42:34.200+41:16:44.00Optical Nova Candidates in M 31Optical, NovaM. Henze (Max-Planck-Institut fr extraterrestrische Physik, MPE), V. Burwitz (MPE), W. Pietsch (MPE), A. Updike (Clemson University, CU), P. Milne, G. Williams (University of Arizona), D.H. Hartmann (CU)
15672008-06-09 15:48:0000:44:01.730+41:04:23.80Optical Nova Candidates in M 31Optical, NovaM. Henze (Max-Planck-Institut fr extraterrestrische Physik, MPE), V. Burwitz (MPE), W. Pietsch (MPE), A. Updike (Clemson University, CU), P. Milne, G. Williams (University of Arizona), D.H. Hartmann (CU)
15702008-06-10 23:07:0000:35:11.320+23:15:15.10Supernova from the Catalina Sky SurveyOptical, Supernovae, TransientA.J. Drake, A. Mahabal, S.G. Djorgovski, R. Williams, M.J. Graham (Caltech); E. Christensen (Gemini Observatory); E.C. Beshore, S.M. Larson (LPL/UA)
15712008-06-11 21:00:0012:16:41.530+41:02:11.20Supernova Candidate from CSSOptical, Request for Observations, Supernovae, TransientA.J. Drake, A. Mahabal, S.G. Djorgovski, R. Williams, M.J. Graham (Caltech); E. Christensen (Gemini Observatory); E.C. Beshore, S.M. Larson (LPL/UA)
15752008-06-13 08:05:0017:54:14.500-27:54:35.60The faint neutron star and probable ultra-compact transient AX J1754.2-2754: quiescent after a (long) outburstOptical, X-ray, Request for Observations, Neutron Star, TransientC. Bassa (SRON & Nijmegen), P.G. Jonker (SRON & CfA), G. Nelemans (Nijmegen), D. Steeghs (Warwick), M.A.P. Torres (CfA), L. Kuiper (SRON), J.J.M. In 't Zand (SRON), N. Rea (UvA), T. Maccarone (Southampton), E. Kuulkers (ESA/ESAC), J. Grindlay (CfA), R. Wijnands (UvA), M. Mendez (Groningen)
15802008-06-16 14:46:0000:42:37.720+41:12:30.00Optical Nova Candidate in M 31Optical, NovaM. Henze (Max-Planck-Institut fr extraterrestrische Physik, MPE), V. Burwitz (MPE), W. Pietsch (MPE), A. Updike (Clemson University, CU), P. Milne, G. Williams (University of Arizona), D.H. Hartmann (CU)

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