Showing results 351 to 400 out of 13841
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Atel ID![]() | Atel Date (UT) | Coords X-Refs | RA | DEC | Title | Keywords | Authors |
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1411 | 2008-03-04 23:58:00 | 09:02:39.700 | +05:25:01.00 | Discovery of a Bright Optical Transient from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Nova, Transient | S.G. Djorgovski, A.J. Drake, R. Williams, A. Mahabal, M. Graham, E. Glikman, C. Donalek (Caltech); J. Hennawi (UCB/LBL); E.C. Beshore, S.M. Larson (UAz/LPL); E. Christensen (Gemini Obs.) | |
1413 | 2008-03-05 09:36:00 | 02:11:10.220 | +17:16:24.00 | Six more optical transients from CSS | Optical, AGN, Supernovae, Transient, Variables | E. Glikman, C. Donalek, A. Mahabal, R. Williams, S.G. Djorgovski, M.J. Graham, A.J. Drake (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1413 | 2008-03-05 09:36:00 | 07:55:19.520 | +20:39:08.00 | Six more optical transients from CSS | Optical, AGN, Supernovae, Transient, Variables | E. Glikman, C. Donalek, A. Mahabal, R. Williams, S.G. Djorgovski, M.J. Graham, A.J. Drake (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1413 | 2008-03-05 09:36:00 | 10:53:00.810 | -07:56:56.00 | Six more optical transients from CSS | Optical, AGN, Supernovae, Transient, Variables | E. Glikman, C. Donalek, A. Mahabal, R. Williams, S.G. Djorgovski, M.J. Graham, A.J. Drake (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1413 | 2008-03-05 09:36:00 | 11:52:14.190 | +30:10:37.00 | Six more optical transients from CSS | Optical, AGN, Supernovae, Transient, Variables | E. Glikman, C. Donalek, A. Mahabal, R. Williams, S.G. Djorgovski, M.J. Graham, A.J. Drake (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1413 | 2008-03-05 09:36:00 | 14:24:26.630 | -06:33:45.00 | Six more optical transients from CSS | Optical, AGN, Supernovae, Transient, Variables | E. Glikman, C. Donalek, A. Mahabal, R. Williams, S.G. Djorgovski, M.J. Graham, A.J. Drake (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1413 | 2008-03-05 09:36:00 | 15:14:56.750 | +23:41:10.00 | Six more optical transients from CSS | Optical, AGN, Supernovae, Transient, Variables | E. Glikman, C. Donalek, A. Mahabal, R. Williams, S.G. Djorgovski, M.J. Graham, A.J. Drake (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1419 | 2008-03-09 11:05:00 | 14:08:00.600 | -61:58:19.90 | BeppoSAX PDS detection of the AGILE transient in Musca | X-ray, Gamma Ray, Binary, Transient | Orlandini M., Frontera F., Bassani L., Landi R., Sguera V. (INAF/IASF Bologna) | |
1421 | 2008-03-13 22:29:00 | 12:51:11.890 | +26:17:40.20 | Supernova Candidate ROTSE3 J125111.9+261740 | Optical, Request for Observations, Nova, Supernovae, Transient | F. Yuan, M. D. Sisson, D. Chamarro, C. Akerlof (U. Mich.), R. Quimby (Caltech) and J. C. Wheeler (U. Texas) on behalf of the ROTSE collaboration | |
1423 | 2008-03-14 15:38:00 | 18:32:28.300 | -07:56:40.40 | A Swift/XRT follow-up observation of the INTEGRAL source IGR J18325-0756 | X-ray, Gamma Ray, Request for Observations | R. Landi, N. Masetti, V. Sguera (INAF/IASF Bologna), A. Bazzano, M. Fiocchi (IASF/INAF Rome), A.J. Bird, A.J. Dean (Univ. Southampton) | |
1430 | 2008-03-17 19:02:00 | 18:10:23.300 | -19:03:32.00 | XTE J1810-189 measurements by INTEGRAL and Swift | X-ray, Gamma Ray, Binary, Transient | A. Neronov, V. Beckmann (ISDC), H. Krimm (CRESST/GSFC/USRA), C.B. Markwardt (CRESST/GSFC/UMD), J. Tueller (NASA/GSFC), L. Kuiper (SRON), A. Bazzano, I. Donnarumma, A. De Rosa, M. Fiocchi, L. Natalucci (INAF/IASF-Roma), M. Cadolle-Bel (ESA/ESAC), M. Falanga, A. Goldwurm (CEA/Saclay), J.-C. Leyder (IAG Liege), S. Mereghetti (INAF/IASF-Milano), S. Piraino (IAAT), K. Pottschmidt (CRESST/NASA/UMBC), J. Tomsick (UCB), R. Walter (ISDC), and K. Watanabe (FGCU) | |
1430 | 2008-03-17 19:02:00 | 18:10:25.900 | -19:04:12.00 | XTE J1810-189 measurements by INTEGRAL and Swift | X-ray, Gamma Ray, Binary, Transient | A. Neronov, V. Beckmann (ISDC), H. Krimm (CRESST/GSFC/USRA), C.B. Markwardt (CRESST/GSFC/UMD), J. Tueller (NASA/GSFC), L. Kuiper (SRON), A. Bazzano, I. Donnarumma, A. De Rosa, M. Fiocchi, L. Natalucci (INAF/IASF-Roma), M. Cadolle-Bel (ESA/ESAC), M. Falanga, A. Goldwurm (CEA/Saclay), J.-C. Leyder (IAG Liege), S. Mereghetti (INAF/IASF-Milano), S. Piraino (IAAT), K. Pottschmidt (CRESST/NASA/UMBC), J. Tomsick (UCB), R. Walter (ISDC), and K. Watanabe (FGCU) | |
1431 | 2008-03-17 19:09:00 | 17:50:24.600 | -29:02:12.00 | Swift localisation of SAX J1750.8-2900 | X-ray, Binary, Neutron Star, Transient, Pulsar | D.Steeghs (Warwick/CfA), J.Kennea (PSU), M.A.P. Torres (CfA), G.Roelofs (CfA), P.Jonker (SRON/CfA), J. Homan (MIT) and J. M. Miller (Michigan) | |
1432 | 2008-03-17 22:19:00 | 18:10:20.700 | -19:04:11.00 | Swift/XRT reports an improved position for XTE J1810-189 | X-ray, Request for Observations, Binary, Transient | H.A. Krimm (CRESST/GSFC/USRA), J. Kennea (PSU), J. Tueller (GSFC) | |
1437 | 2008-03-20 15:41:00 | 18:17:22.060 | -25:08:40.47 | A Swift/XRT follow-up observation of the INTEGRAL source IGR J18173-2509 | X-ray, Gamma Ray, Request for Observations | R. Landi, N. Masetti, A. Malizia (INAF/IASF Bologna), A. Bazzano, M. Fiocchi (IASF/INAF Rome), A.J. Bird, A.J. Dean (Univ. Southampton) | |
1441 | 2008-03-25 23:48:00 | 18:10:20.480 | -19:04:12.90 | Further Swift observations of XTE J1810-189 | Infra-Red, Optical, Ultra-Violet, X-ray, Binary, Transient | R. Starling (U. Leicester), J. Kennea (PSU), H. Krimm (CRESST/GSFC/USRA) | |
1446 | 2008-03-28 21:22:00 | 17:50:24.330 | -29:02:14.30 | NIR counterparts in the Swift error circles of the active transients SAX J1750.8-2900 and XTE J1810-189 | Infra-Red, X-ray, Neutron Star, Transient | M.A.P. Torres (CfA), D.Steeghs (Warwick/CfA), J.Kennea (PSU), G.Roelofs (CfA), P.G. Jonker (SRON/CfA), J. Homan (MIT), J.M.Miller (Michigan) | |
1447 | 2008-03-29 10:33:00 | 13:02:58.750 | +10:30:27.00 | Probable Supernova from the Catalina Sky Survey | Optical, Request for Observations, Supernovae | A.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); | |
1451 | 2008-03-31 15:14:00 | 17:19:16.970 | -29:04:10.35 | Swift/XRT follow-up observation of the field of XTE J1719-291 | X-ray, Request for Observations, Binary, Transient | N. Degenaar, D. Altamirano, M. Klein-Wolt and R. Wijnands (University of Amsterdam) | |
1453 | 2008-04-01 14:23:00 | 00:49:11.400 | -72:49:39.00 | Identification of the Be/X-ray binary transient XMMU J004911.4-724939 in the SMC with the pulsar XTE J0055-727 | X-ray, Binary, Neutron Star, Transient, Pulsar | P. Eger, F. Haberl (Max-Planck-Institut fuer extraterrestrische Physik) | |
1456 | 2008-04-02 23:47:00 | 18:16:42.300 | -16:13:20.50 | Swift/BAT reports the detection of a new galactic source Swift J1816.7-1613 | X-ray, Transient | H. 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), J. Kennea (PSU), 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) | |
1459 | 2008-04-03 16:34:00 | 17:47:18.120 | -27:20:38.66 | Swift/XRT follow-up observations of IGR J17473-2721 | X-ray, Binary, Black Hole, Neutron Star, Transient | D. Altamirano (UvA), N. Degenaar (UvA), J. in 't Zand (SRON), C. Markwardt (U.Md./CRESST/NASA GSFC), R. Wijnands (UvA) | |
1469 | 2008-04-11 14:43:00 | 12:30:40.000 | +41:38:14.00 | MERLIN observations of SN2208ax | Radio, Supernovae | M.K. Argo, R.J. Beswick, T.W.B. Muxlow, A. Pedlar (JBCA), J. Marcaide, I Marti-Vidal (Valncia) | |
1473 | 2008-04-12 20:54:00 | 19:42:59.900 | +32:19:40.50 | X-ray identification of the prenova of V2491 Cyg | X-ray, Binary, Nova, Transient, Variables | A. Ibarra (ESA/ESAC, Spain) & E. Kuulkers (ESA/ESAC, Spain) | |
1473 | 2008-04-12 20:54:00 | 19:43:02.030 | +32:19:10.50 | X-ray identification of the prenova of V2491 Cyg | X-ray, Binary, Nova, Transient, Variables | A. Ibarra (ESA/ESAC, Spain) & E. Kuulkers (ESA/ESAC, Spain) | |
1473 | 2008-04-12 20:54:00 | 19:43:02.100 | +32:19:12.80 | X-ray identification of the prenova of V2491 Cyg | X-ray, Binary, Nova, Transient, Variables | A. Ibarra (ESA/ESAC, Spain) & E. Kuulkers (ESA/ESAC, Spain) | |
1478 | 2008-04-15 19:43:00 | 19:42:45.900 | +32:24:10.70 | The persistent, spectral variable pre-nova X-ray source in V2491 Cyg: Swift J194302.1+321913 | X-ray, Gamma Ray, Binary, Cataclysmic Variable, Nova, Transient, Variables | A. Ibarra, E. Kuulkers (ESA/ESAC, Spain), A. Beardmore, P. Evans (U. Leicester, UK), K. Mukai (NASA/GSFC & UMBC, USA), J.-U. Ness (Arizona State U., USA), M. Orio (INAF-Padova, Italy & U. of Wisconsin, USA), J.P. Osborne, K.L. Page (U. Leicester, UK), R. Saxton (ESA/ESAC, Spain), S. Starrfield (Arizona State U., USA), J. Tueller (NASA/GSFC, USA) | |
1479 | 2008-04-16 07:28:00 | 07:56:48.020 | +30:58:05.40 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 08:14:18.900 | +00:50:22.10 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 08:51:13.430 | +34:44:48.70 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 09:35:16.290 | +17:19:52.90 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 12:25:15.000 | +06:45:25.70 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 12:29:57.710 | +28:35:38.10 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 13:25:59.620 | -02:00:27.50 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 14:26:49.140 | +11:01:03.90 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 15:21:56.870 | +02:54:04.20 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 15:31:50.800 | +15:24:46.80 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 15:41:59.970 | +23:56:03.30 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 15:42:58.360 | -02:07:04.80 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 16:02:04.800 | +03:16:31.80 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 16:18:50.760 | -05:25:08.60 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 16:47:29.450 | +09:18:25.80 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 17:04:03.600 | +21:35:42.00 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1479 | 2008-04-16 07:28:00 | 17:47:14.340 | +15:00:47.70 | Seventeen Optical Transients from the Catalina Sky Survey | Optical, Request for Observations, Cataclysmic Variable, Supernovae, Transient | A.J. Drake, A. Mahabal, S.G. Djorgovski, M.J. Graham, R. Williams (Caltech); E.C. Beshore, S.M. Larson (LPL/UA); E. Christensen (Gemini Observatory) | |
1487 | 2008-04-24 14:35:00 | 12:29:01.280 | +12:22:18.80 | Discovery of Two Supernova Candidates by CFHT-COVET | Optical, Supernovae, Transient | M. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto) | |
1487 | 2008-04-24 14:35:00 | 12:31:18.900 | +08:23:18.10 | Discovery of Two Supernova Candidates by CFHT-COVET | Optical, Supernovae, Transient | M. M. Kasliwal (Caltech), R. Quimby (Caltech), M. H. van Kerkwijk (UToronto), S. R. Kulkarni (Caltech), D. A. Howell (UToronto) | |
1488 | 2008-04-25 15:41:00 | 08:38:49.110 | -48:31:24.70 | IGR J08390-4833 is a new cataclysmic variable from the INTEGRAL all-sky survey | Optical, X-ray, Cataclysmic Variable | A.Kniazev (SAAO), M.Revnivtsev (MPA, IKI), S.Sazonov (MPA, IKI), R.Burenin (IKI), A. Tekola (SAAO) | |
1489 | 2008-04-25 16:57:00 | 19:11:12.600 | +13:58:52.00 | IGR J19112+1358: a new hard X-ray transient detected by INTEGRAL | Request for Observations, Transient | A. Carmona (ISDC, Switzerland), V. Beckmann (ISDC), J. Rodriguez (CEA/SAp & AIM, Saclay, France) | |
1490 | 2008-04-28 12:08:00 | 17:50:24.420 | -29:02:15.40 | Chandra Positions for the Neutron Star X-ray Transients XTE J1810-189 and SAX J1750.8-2900 | Infra-Red, X-ray, Binary, Neutron Star, Transient | Deepto Chakrabarty (MIT), Peter G. Jonker (SRON/CfA), Craig B. Markwardt (NASA/GSFC) | |
1490 | 2008-04-28 12:08:00 | 18:10:20.860 | -19:04:11.20 | Chandra Positions for the Neutron Star X-ray Transients XTE J1810-189 and SAX J1750.8-2900 | Infra-Red, X-ray, Binary, Neutron Star, Transient | Deepto Chakrabarty (MIT), Peter G. Jonker (SRON/CfA), Craig B. Markwardt (NASA/GSFC) |