Showing results 251 to 300 out of 13841
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Atel ID | Atel Date (UT)![]() | Coords X-Refs | RA | DEC | Title | Keywords | Authors |
---|---|---|---|---|---|---|---|
1147 | 2007-07-19 15:44:00 | 00:40:59.200 | +41:15:51.20 | New X-Ray Transient in M31: CXOM31 J004059.2+411551 | Binary, Black Hole, Transient | J.L. Galache, M.R. Garcia, D. Steeghs, M.A.P. Torres, S.S. Murray, F.A. Primini (CfA) and B.F. Williams (U. of Washington) | |
1155 | 2007-07-26 00:44:00 | 15:12:21.380 | +12:30:04.00 | Three Optical Transients From the PQ Survey | Optical, Request for Observations, Transient | A. Mahabal, A.J. Drake, S.G. Djorgovski, E. Glikman, C. Donalek, M.J. Graham, R. Williams (Caltech); C. Baltay, D. Rabinowitz, A. Bauer, R. Scalzo, N. Elman, J. Jerke (Yale), and the PQ Survey Team | |
1155 | 2007-07-26 00:44:00 | 22:13:03.910 | -04:39:00.30 | Three Optical Transients From the PQ Survey | Optical, Request for Observations, Transient | A. Mahabal, A.J. Drake, S.G. Djorgovski, E. Glikman, C. Donalek, M.J. Graham, R. Williams (Caltech); C. Baltay, D. Rabinowitz, A. Bauer, R. Scalzo, N. Elman, J. Jerke (Yale), and the PQ Survey Team | |
1155 | 2007-07-26 00:44:00 | 23:12:37.230 | -05:13:43.70 | Three Optical Transients From the PQ Survey | Optical, Request for Observations, Transient | A. Mahabal, A.J. Drake, S.G. Djorgovski, E. Glikman, C. Donalek, M.J. Graham, R. Williams (Caltech); C. Baltay, D. Rabinowitz, A. Bauer, R. Scalzo, N. Elman, J. Jerke (Yale), and the PQ Survey Team | |
1156 | 2007-07-26 16:23:00 | 00:42:43.290 | +41:17:44.10 | New Nova Candidate in M31 | Optical, Nova | D. Hatzidimitriou (Department of Physics, University of Crete, UoC), V. Burwitz (Max-Planck-Institut fuer extraterrestrische Physik, MPE & Observatori Astronomic de Mallorca, OAM), H. Steinle (MPE), W. Pietsch (MPE), A. Slowikowska (UoC), P. Reig (UoC), G. Papamastorakis (UoC) | |
1158 | 2007-07-26 23:11:00 | 00:38:42.200 | +40:52:56.00 | M31 optical transient ROTSE3 J003842+405256 | Optical, Transient | F. Yuan, E. Rykoff, J. Aretakis, C. Akerlof (U. Mich.) and R. Quimby (U. Texas) on behalf of the ROTSE collaboration | |
1164 | 2007-07-31 01:05:00 | 17:04:12.700 | -44:31:36.70 | RXTE and Swift Discovery of the Intermittent Source XTE J1704-445 | X-ray, Binary, Transient, Pulsar | C. B. Markwardt (CRESST & NASA/GSFC), J. H. Swank (NASA/GSFC), M. Klein-Wolt (U. Amsterdam), D. M. Smith (U.C. Santa Cruz) | |
1169 | 2007-08-06 17:21:00 | 05:41:33.900 | -68:25:50.20 | Outburst of XMMU J054134.7-682550 in the LMC | Optical, X-ray, Binary, Black Hole, Neutron Star, Transient | D.M. Palmer (LANL), D. Grupe (PSU), H. A. Krimm (GSFC/USRA) | |
1169 | 2007-08-06 17:21:00 | 05:41:34.320 | -68:25:48.30 | Outburst of XMMU J054134.7-682550 in the LMC | Optical, X-ray, Binary, Black Hole, Neutron Star, Transient | D.M. Palmer (LANL), D. Grupe (PSU), H. A. Krimm (GSFC/USRA) | |
1171 | 2007-08-07 22:18:00 | 00:41:00.000 | +41:15:31.50 | 3 New X-Ray Transients in M31 | X-ray, Request for Observations, Binary, Black Hole, Transient | J.L. Galache, M.R. Garcia, D. Steeghs, M.A.P. Torres, S.S. Murray (CfA) and B.F. Williams (U. of Washington) | |
1171 | 2007-08-07 22:18:00 | 00:42:10.900 | +41:04:34.10 | 3 New X-Ray Transients in M31 | X-ray, Request for Observations, Binary, Black Hole, Transient | J.L. Galache, M.R. Garcia, D. Steeghs, M.A.P. Torres, S.S. Murray (CfA) and B.F. Williams (U. of Washington) | |
1171 | 2007-08-07 22:18:00 | 00:41:45.100 | +41:11:08.80 | 3 New X-Ray Transients in M31 | X-ray, Request for Observations, Binary, Black Hole, Transient | J.L. Galache, M.R. Garcia, D. Steeghs, M.A.P. Torres, S.S. Murray (CfA) and B.F. Williams (U. of Washington) | |
1172 | 2007-08-08 20:15:00 | 03:16:31.370 | +15:27:40.70 | A Supernova Discovery | Infra-Red, Optical, Ultra-Violet, Supernovae | The Nearby Supernova Factory: G. Aldering, C. Aragon, S. Bailey, S. Bongard, M. Childress, S. Loken, P. Nugent, S. Perlmutter, K. Runge, R. C. Thomas, B. A. Weaver (Lawrence Berkeley National Laboratory, Berkeley, CA); C. Baltay, A. Bauer, 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, R. Pain, R. Pereira, C. Wu (Laboratoire de Physique Nucleaire et de Haute Energies de Paris); and D. Birchall (Institute for Astronomy, University of Hawaii, Hilo, HI); and J. Holtzman (New Mexico State University, Las Cruces, NM) | |
1177 | 2007-08-10 23:31:00 | 21:57:35.590 | +08:00:47.30 | A Supernova Discovery | Infra-Red, Optical, Ultra-Violet, Supernovae | The Nearby Supernova Factory: P. Antilogus, R. Pain, R. Pereira, C. Wu (Laboratoire de Physique Nucleaire et de Haute Energies de Paris), G. Aldering, C. Aragon, S. Bailey, S. Bongard, M. Childress, S. Loken, P. Nugent, S. Perlmutter, K. Runge, R. C. Thomas, B. A. Weaver (Lawrence Berkeley National Laboratory, Berkeley, CA), C. Baltay, A. Bauer, 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); and D. Birchall (Institute for Astronomy, University of Hawaii, Hilo, HI); and J. Holtzman (New Mexico State University, Las Cruces, NM) | |
1191 | 2007-08-24 10:37:00 | 00:40:59.200 | +41:15:50.50 | XMM-Newton observation of two X-ray transients in M 31 | Optical, X-ray, Binary, Black Hole, Transient | H. Stiele (Max-Planck-Institut fuer extraterrestrische Physik, MPE), W. Pietsch (MPE), F. Haberl (MPE), M. Freyberg (MPE), M. Diaz Trigo (ESA Science Operations Centre) | |
1191 | 2007-08-24 10:37:00 | 00:41:44.600 | +41:11:12.90 | XMM-Newton observation of two X-ray transients in M 31 | Optical, X-ray, Binary, Black Hole, Transient | H. Stiele (Max-Planck-Institut fuer extraterrestrische Physik, MPE), W. Pietsch (MPE), F. Haberl (MPE), M. Freyberg (MPE), M. Diaz Trigo (ESA Science Operations Centre) | |
1198 | 2007-08-30 17:15:00 | 00:42:29.370 | +41:18:25.00 | New optical nova candidate in M31 | Optical, Nova | A. Stefanescu (Max-Planck-Institut fuer extraterrestrische Physik, MPE), W. Pietsch (MPE), V. Burwitz (MPE), D. Hatzidimitriou (Department of Physics, University of Crete, UoC), J. Ppsel, S. Binnewies, H. Ruder (www.capella-observatory.com, Crete), G. Papamastorakis (UoC) | |
1209 | 2007-09-08 17:40:00 | 15:38:13.800 | -55:42:11.90 | Swift/XRT detection of a possible 1.2 day period the faint persistent X-ray source AXJ1538.3-5541 | X-ray, Binary, Neutron Star, Variables | J.A. Kennea (PSU), S. Campana (INAF-OAB), R. Wijnands (UvA), D.N. Burrows (PSU), E. Cackett (U. Michigan), N. Degenaar (UvA), D. Grupe (PSU), V. La Parola (INAF-IASF), A. Moretti (INAF-OAB), C. Pagani (PSU), R.L.C. Starling (U. Leicester) and N. Gehrels (NASA/GSFC) | |
1211 | 2007-09-11 13:06:00 | 21:29:58.160 | +12:09:40.10 | Chandra HRC-I detection of a possible very faint X-ray transient in the globular cluster M15 | Optical, Ultra-Violet, X-ray, Binary, Globular Cluster, Neutron Star, Transient | Craig O. Heinke (U. Virginia / Northwestern U.), Haldan N. Cohn and Phyllis M. Lugger (Indiana U.) | |
1212 | 2007-09-11 17:50:00 | 01:10:51.370 | +15:27:39.90 | A second example of a Ia supernova associated with a super-Chandrasekhar mass white dwarf | Infra-Red, Optical, Ultra-Violet, Nova, Supernovae | ROTSE: F. Yuan, C. Akerlof, J. Miller (University of Michigan), R. Quimby (University of Texas) on behalf of a larger collaboration; Dartmouth: C. Peters and J. Thorstensen; The Nearby Supernova Factory: C. Baltay, A. Bauer, 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, C. Wu (Laboratoire de Physique Nucleaire et de Haute Energies de Paris), G. Aldering, C. Aragon, S. Bongard, M. Childress, S. Loken, P. Nugent, S. Perlmutter, K. Runge, R. C. Thomas, B. A. Weaver (Lawrence Berkeley National Laboratory, Berkeley, CA); and D. Birchall (Institute for Astronomy, University of Hawaii, Hilo, HI); and J. Cough, J. Holtzman (New Mexico State University, Las Cruces, NM); Cal Tech: A. Rau, M. Kasliwal (Caltech), A. Gal-Yam (Weizman Institute of Science, Rehovot, Israel) | |
1215 | 2007-09-12 20:22:00 | 02:43:27.972 | +37:20:44.70 | e-VLBI detection of SN2007gr | Radio, Nova, Supernovae | Z. Paragi (JIVE), C. Kouveliotou (NASA/MFSC), M.A. Garrett (Astron), E. Ramirez-Ruiz (Univ. Santa Cruz), H.J. van Langevelde (JIVE/Leiden), A. Szomoru (JIVE), M. Argo (JBO) | |
1215 | 2007-09-12 20:22:00 | 02:43:27.972 | +37:20:44.69 | e-VLBI detection of SN2007gr | Radio, Nova, Supernovae | Z. Paragi (JIVE), C. Kouveliotou (NASA/MFSC), M.A. Garrett (Astron), E. Ramirez-Ruiz (Univ. Santa Cruz), H.J. van Langevelde (JIVE/Leiden), A. Szomoru (JIVE), M. Argo (JBO) | |
1217 | 2007-09-15 22:23:00 | 01:25:20.100 | +08:54:13.00 | Discovery of a Type II Supernova ROTSE3 J012520+085413 | Optical, Nova, Supernovae | F. Yuan, J. Aretakis, C.Akerlof (U. Mich.) and R. Quimby (Caltech) | |
1224 | 2007-09-25 23:53:00 | 03:15:12.100 | +43:10:13.00 | Discovery of a supernova ROTSE3 J031512+431013 | Optical, Nova, Supernovae | F. Yuan, J. Aretakis, C. Akerlof (U. Mich.), R. Quimby (Caltech) and J. C. Wheeler (U. Texas) on behalf of the ROTSE collaboration | |
1230 | 2007-10-06 23:33:00 | 00:42:55.950 | +41:03:22.00 | Possible Nova in M31 | Optical, Nova | W. Pietsch (Max-Planck-Institut fuer extraterrestrische Physik, MPE), V. Burwitz (MPE, & Observatorio Astronomico de Mallorca, OAM), R. Stoss (Astronomisches Rechen-Institut, Heidelberg & OAM), A. Updike, D. Hartmann (Clemson University), P. Milne, G. Williams (University of Arizona) | |
1234 | 2007-10-11 18:17:00 | 03:15:15.350 | -03:49:13.90 | Six Optical Transients From the PQ Survey | Optical, Request for Observations, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, E. Glikman, C. Donalek, M.J. Graham, R. Williams (Caltech); C. Baltay, D. Rabinowitz, A. Bauer, R. Scalzo, N. Elman, J. Jerke (Yale), J. Hennawi (UCB) and A. Myers (UIUC) and the PQ Survey Team; | |
1234 | 2007-10-11 18:17:00 | 22:45:27.420 | +10:39:32.70 | Six Optical Transients From the PQ Survey | Optical, Request for Observations, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, E. Glikman, C. Donalek, M.J. Graham, R. Williams (Caltech); C. Baltay, D. Rabinowitz, A. Bauer, R. Scalzo, N. Elman, J. Jerke (Yale), J. Hennawi (UCB) and A. Myers (UIUC) and the PQ Survey Team; | |
1234 | 2007-10-11 18:17:00 | 03:45:20.780 | -01:21:11.10 | Six Optical Transients From the PQ Survey | Optical, Request for Observations, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, E. Glikman, C. Donalek, M.J. Graham, R. Williams (Caltech); C. Baltay, D. Rabinowitz, A. Bauer, R. Scalzo, N. Elman, J. Jerke (Yale), J. Hennawi (UCB) and A. Myers (UIUC) and the PQ Survey Team; | |
1234 | 2007-10-11 18:17:00 | 23:06:27.430 | +09:53:42.60 | Six Optical Transients From the PQ Survey | Optical, Request for Observations, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, E. Glikman, C. Donalek, M.J. Graham, R. Williams (Caltech); C. Baltay, D. Rabinowitz, A. Bauer, R. Scalzo, N. Elman, J. Jerke (Yale), J. Hennawi (UCB) and A. Myers (UIUC) and the PQ Survey Team; | |
1234 | 2007-10-11 18:17:00 | 01:58:49.660 | -02:26:27.50 | Six Optical Transients From the PQ Survey | Optical, Request for Observations, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, E. Glikman, C. Donalek, M.J. Graham, R. Williams (Caltech); C. Baltay, D. Rabinowitz, A. Bauer, R. Scalzo, N. Elman, J. Jerke (Yale), J. Hennawi (UCB) and A. Myers (UIUC) and the PQ Survey Team; | |
1234 | 2007-10-11 18:17:00 | 02:41:05.700 | -03:38:14.10 | Six Optical Transients From the PQ Survey | Optical, Request for Observations, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, E. Glikman, C. Donalek, M.J. Graham, R. Williams (Caltech); C. Baltay, D. Rabinowitz, A. Bauer, R. Scalzo, N. Elman, J. Jerke (Yale), J. Hennawi (UCB) and A. Myers (UIUC) and the PQ Survey Team; | |
1237 | 2007-10-12 21:18:00 | 17:49:49.000 | -33:12:14.90 | Swift/XRT localization of SLX 1746-331 | X-ray, Black Hole, Transient | J. A. Kennea (PSU), D. Steeghs (Warwick/CfA), M.A.P. Torres (CfA), J. Homan (MIT) and J. M. Miller (Michigan) | |
1238 | 2007-10-13 14:36:00 | 00:43:29.480 | +41:17:13.50 | Possible Nova in M31 | Optical, Nova | V. Burwitz (Max-Planck-Institut fuer extraterrestrische Physik, MPE), W. Pietsch (MPE), A. Updike, D. Hartmann (Clemson University), P. Milne, G. Williams (University of Arizona) | |
1247 | 2007-10-21 22:31:00 | 19:08:03.730 | +06:18:22.40 | Possible radio and IR counterparts of the unidentified MILAGRO source MGRO J1908+06 (HESS J1908+063) | Radio, Infra-Red, Optical, Gamma Ray, >GeV, Cataclysmic Variable, Star, Variables | Jorge A. Combi (Universidad de Jan-UJA), Josep Mart (UJA), Pedro Luque-Escamilla (UJA), Alvaro Muoz-Arjonilla and Juan R. Snchez-Sutil | |
1247 | 2007-10-21 22:31:00 | 19:08:01.300 | +06:18:27.00 | Possible radio and IR counterparts of the unidentified MILAGRO source MGRO J1908+06 (HESS J1908+063) | Radio, Infra-Red, Optical, Gamma Ray, >GeV, Cataclysmic Variable, Star, Variables | Jorge A. Combi (Universidad de Jan-UJA), Josep Mart (UJA), Pedro Luque-Escamilla (UJA), Alvaro Muoz-Arjonilla and Juan R. Snchez-Sutil | |
1248 | 2007-10-25 14:05:00 | 18:17:34.300 | -15:30:41.00 | IGR J18175-1530: a new hard X-ray transient detected by INTEGRAL | Radio, X-ray, AGN, Binary, Black Hole, Cataclysmic Variable, Neutron Star, Transient, Pulsar | A. Paizis (INAF-IASF Milano), V. Beckmann (ISDC), D. Gotz (CEA Saclay), L. Sidoli, A. Bazzano, G. Belanger, M. Cadolle-Bel, J. Chenevez, A. De Rosa, E. Kuulkers, M. Falanga, M. Fiocchi, L. Kuiper, J. C. Leyder, S. Mereghetti, S. Piraino, K. Pottschmidt, S. Shaw, J. Tomsick, K. Watanabe, R. Walter, G. Weidenspointner | |
1253 | 2007-10-31 10:37:00 | 06:23:45.613 | -60:58:45.39 | Identification of two INTEGRAL sources with SWIFT/XRT | X-ray, Gamma Ray, AGN, Cataclysmic Variable | M.Revnivtsev, R.Sunyaev, A.Lutovinov, S. Sazonov,(IKI, Moscow, Russia; MPA, Garching, Germany) | |
1253 | 2007-10-31 10:37:00 | 12:13:14.702 | -64:52:30.89 | Identification of two INTEGRAL sources with SWIFT/XRT | X-ray, Gamma Ray, AGN, Cataclysmic Variable | M.Revnivtsev, R.Sunyaev, A.Lutovinov, S. Sazonov,(IKI, Moscow, Russia; MPA, Garching, Germany) | |
1255 | 2007-11-02 04:06:00 | 23:12:25.990 | +13:54:49.30 | Discovery of a supernova ROTSE3 J231226+135449 | Optical, Nova, Supernovae | F. Yuan (U. Mich.), R. Quimby (Caltech), J. Aretakis, C. Akerlof (U. Mich.) and J. C. Wheeler (U. Texas) on behalf of the ROTSE collaboration | |
1257 | 2007-11-02 16:43:00 | 00:42:37.290 | +41:17:10.30 | Possible optical Nova in M 31 | Optical, Nova | W. Pietsch (Max-Planck-Institut fuer extraterrestrische Physik, MPE), V. Burwitz (MPE), A. Updike (Clemson University, CU), P. Milne, G. Williams (University of Arizona), D. Hartmann (CU) | |
1262 | 2007-11-07 07:52:00 | 01:02:34.040 | -03:42:53.10 | Four Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Transient, Variables | S.G. Djorgovski, A.J. Drake, R. Williams, A. Mahabal, M.J. Graham (Caltech); E. Christensen (Gemini Observatory); E.C. Beshore, S.M. Larson (LPL/UA) | |
1262 | 2007-11-07 07:52:00 | 01:45:57.830 | -11:45:26.50 | Four Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Transient, Variables | S.G. Djorgovski, A.J. Drake, R. Williams, A. Mahabal, M.J. Graham (Caltech); E. Christensen (Gemini Observatory); E.C. Beshore, S.M. Larson (LPL/UA) | |
1262 | 2007-11-07 07:52:00 | 02:25:17.310 | -07:12:12.40 | Four Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Transient, Variables | S.G. Djorgovski, A.J. Drake, R. Williams, A. Mahabal, M.J. Graham (Caltech); E. Christensen (Gemini Observatory); E.C. Beshore, S.M. Larson (LPL/UA) | |
1262 | 2007-11-07 07:52:00 | 00:28:05.360 | -09:28:41.10 | Four Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Transient, Variables | S.G. Djorgovski, A.J. Drake, R. Williams, A. Mahabal, M.J. Graham (Caltech); E. Christensen (Gemini Observatory); E.C. Beshore, S.M. Larson (LPL/UA) | |
1264 | 2007-11-08 15:05:00 | 19:21:19.000 | -58:39:49.00 | INTEGRAL detection of two Seyfert 1 galaxies: ESO 140-43 and ESO 141-55 | Optical, X-ray, Gamma Ray, AGN | V. Beckmann (ISDC), D. Petry (MPE), G. Weidenspointner (MPE & MPI HLL) | |
1264 | 2007-11-08 15:05:00 | 18:45:10.000 | -62:21:21.00 | INTEGRAL detection of two Seyfert 1 galaxies: ESO 140-43 and ESO 141-55 | Optical, X-ray, Gamma Ray, AGN | V. Beckmann (ISDC), D. Petry (MPE), G. Weidenspointner (MPE & MPI HLL) | |
1267 | 2007-11-09 16:33:00 | 00:43:52.940 | +41:03:36.00 | Probable nova in M31 | Optical, Nova | E. Ovcharov (SU, Sofia), A. Valcheva (IA, Sofia), V. Ivanov (ESO, Chile), N. Kacharov (SU, Sofia), A. Kostov (IA, Sofia), Y. Nikolov (IA, Sofia), Ts. Georgiev (IA, Sofia), P. Nedialkov (SU, Sofia) | |
1272 | 2007-11-12 23:18:00 | 11:37:08.650 | +51:34:51.10 | Discovery of two possible CVs ROTSE3 J031031+431115 and ROTSE3 J113709+513451 | Optical, Cataclysmic Variable, Transient | F. Yuan, J. Aretakis, C. Akerlof, T. Mckay (U. Mich.) and E. Rykoff (UCSB) report on behalf of the ROTSE collaboration | |
1272 | 2007-11-12 23:18:00 | 03:10:31.240 | +43:11:14.60 | Discovery of two possible CVs ROTSE3 J031031+431115 and ROTSE3 J113709+513451 | Optical, Cataclysmic Variable, Transient | F. Yuan, J. Aretakis, C. Akerlof, T. Mckay (U. Mich.) and E. Rykoff (UCSB) report on behalf of the ROTSE collaboration | |
1273 | 2007-11-13 12:51:00 | 17:44:45.700 | -27:47:30.10 | Swift/XRT observations of INTEGRAL sources | Optical, X-ray, Gamma Ray, Request for Observations | R. Landi, N. Masetti, L. Bassani (INAF/IASF Bologna), F. Capitanio, M.T. Fiocchi (INAF/IASF Rome), A.J. Bird, A.B. Hill (Univ. Southampton), N. Gehrels (NASA/GSFC), C.B. Markwardt (GSFC/UMD), M. Perri (ASDC) |