| Telegram Index |
| Telegrams Posted Within the Last 30 Days ( All )
|
56 Selected of 17155 Telegrams
|
| 17155 | Fermi-LAT detection of enhanced gamma-ray activity from PKS 1413+135 | Omer Faruk Coban on behalf of the Fermi Large Area Telescope Collaboration
21 Apr 2025; 10:28 UT |
| 17154 | A Close Pair of Distinct M81 Probable Novae PNV J09553921+6902382 and PNV J09553917+6902390 | K. Hornoch, A. W. Shafter, H. Kucakova
19 Apr 2025; 19:27 UT |
| 17153 | Fermi-LAT detection of enhanced gamma-ray activity from the BL Lac PMN J0334-3725 | Omer Faruk Coban, on behalf of the Fermi Large Area Telescope Collaboration
18 Apr 2025; 16:17 UT |
| 17152 | X-ray outburst of IGR J06074+2205 faint again | Roberto Nesci, Mariateresa Fiocchi, Antonio Vagnozzi
18 Apr 2025; 15:31 UT |
| 17151 | MAXI/GSC detected an X-ray increase on GT Mus from 2025-04-17 UT | H. Sugai, W. Iwakiri, Y. Tsuboi, N. Nagashima, H. Negoro, M. Nakajima, K. Takagi, H. Takahashi, K. Tatano,...
17 Apr 2025; 16:09 UT |
| 17150 | MAXI/GSC detection of an X-ray flare from II Peg on 2025-04-15 UT | N. Nagashima, Y. Tsuboi, H. Negoro, M. Serino, T. Mihara, M. Nakajima, K. Takagi, H. Takahashi, K....
17 Apr 2025; 13:26 UT |
| 17149 | Discovery of Three Probable Novae in M31 | K. Hornoch, H. Kucakova, A. W. Shafter
16 Apr 2025; 20:59 UT |
| 17148 | Fermi-LAT detection of enhanced gamma-ray activity from the flat-spectrum radio source PMN J1830-4441 | Omer Faruk Coban, P. Monti-Guarnieri, Giovanni La Mura, on behalf of the Fermi Large Area Telescope...
16 Apr 2025; 20:36 UT |
| 17147 | S-CUBED Detects SXP 31.0 in Outburst for the First Time | T. M. Gaudin, J. A. Kennea, M. J. Coe, P. Evans
15 Apr 2025; 16:30 UT |
| 17146 | Fermi-LAT detection of renewed gamma-ray activity from FSRQ S4 0805+41 | Federica Giacchino, Giovanni La Mura on behalf of the Fermi Large Area Telescope Collaboration
14 Apr 2025; 20:13 UT |
| 17145 | XRISM/Xtend Transient Search (XTS) detected an outburst from a white dwarf candidate | N. Nagashima, K. Fukushima, Y. Kanemaru, S. Ogawa, M. Audard, E. Behar, S. Inoue, Y. Ishihara, T. Kohmura,...
14 Apr 2025; 12:02 UT |
| 17144 | XRISM/Xtend Transient Search (XTS) detected an X-ray flare from an eclipsing binary | Y. Ishihara, K. Fukushima, Y. Kanemaru, S. Ogawa, M. Audard, E. Behar, S. Inoue, T. Kohmura, Y. Maeda,...
14 Apr 2025; 11:24 UT |
| 17143 | Long-Term X-Ray Flaring in the TeV-Decected Blazar 1ES 1101-232 | Bidzina Kapanadze
13 Apr 2025; 06:17 UT |
| 17142 | Swift XRT follow-up observations of 3C138 | Federica Giacchino, Â Pietro Monti-Guarnieri, Giovanni La Mura on behalf of the Fermi Large Area Telescope...
12 Apr 2025; 20:14 UT |
| 17141 | Continuing observations of KT Eri by Swift | K. L. Page
10 Apr 2025; 15:10 UT |
| 17140 | Multiwavelength observations of KT Eri (=Nova Eri 2009) during the ongoing luminosity rise | N. Masetti, U. Munari
8 Apr 2025; 14:17 UT |
| 17139 | Swift observations of the new outburst of the BH transient 4U 1630-472 | Melania Del Santo, Alberto Segreto, Carlotta Miceli
7 Apr 2025; 23:28 UT |
| 17138 | Swift observations of SN 2025coe, a potential Ca-rich SN Ib | T. S. Hu, S. Ketchum, V. Tananko, D. Byun, X. Xiang, J. M. Miller
7 Apr 2025; 20:50 UT |
| 17137 | Swift J001159.1+522440: FTW optical observations | Malte Busmann, Brendan O'Connor, Daniel Gruen, and Antonella Palmese
7 Apr 2025; 13:06 UT |
| 17136 | XRISM/Xtend Transient Search (XTS) detected an X-ray flare from a YSO | H. Sugai, K. Fukushima, K. Hayashi, Y. Kanemaru, S. Ogawa, T. Yoshida, M. Audard, E. Behar, S. Inoue,...
7 Apr 2025; 01:33 UT |
| 17135 | Fermi-LAT detection of renewed gamma-ray activity from the FSRQ PKS 0235-618 | Adithiya Dinesh, Janeth Valverde, on behalf of the Fermi Large Area Telescope Collaboration
7 Apr 2025; 01:04 UT |
| 17134 | The blazar 3C345 - the highest brightness over almost two decades | V. V. Vlasyuk, O. I. Spiridonova, A. S. Moskvitin and T. A. Fatkhullin
6 Apr 2025; 08:06 UT |
| 17133 | Fermi-LAT detection of enhanced gamma-ray activity from the FSRQ PKS 0907-023 | Adithiya Dinesh, Janeth Valverde, on behalf of the Fermi Large Area Telescope Collaboration
5 Apr 2025; 23:54 UT |
| 17132 | NuSTAR detects a source consistent with the location of the transient Swift J174610-290018 | B. Grefenstette, K. Forster, S. Zhang, K. Mori
5 Apr 2025; 20:57 UT |
| 17131 | Discovery of a Probable Nova in M81 | K. Hornoch, H. Kucakova, A. W. Shafter
5 Apr 2025; 00:52 UT |
| 17130 | A new small glitch in the PSR J1731-4744 (PSR B1727-47) pulsar | E. Zubieta, S. B. Araujo Furlan, S. del Palacio, F. Garcia, G. Gancio, C. O. Lousto, J. A. Combi, on...
4 Apr 2025; 19:57 UT |
| 17129 | New Photometric Results for SXP 1323 | P. C. Schmidtke, A. P. Cowley, A. Udalski
3 Apr 2025; 22:55 UT |
| 17128 | Swift J001159.1+522440: Swift detection of an X-ray and UV transient. | P. A. Evans, K. L. Page, S. Srivastava, S. R. Oates, D. B. Malesani, S. Campana and B. Sbarufatti
3 Apr 2025; 17:48 UT |
| 17127 | Historical NIR light maximum of the FSRQ PKS 1725+123 | L. Carrasco, G. Escobedo, A. Porras, E. Recillas, L. Felix;
2 Apr 2025; 23:33 UT |
| 17126 | Non-detection of repeat radio bursts from FRB 20250316A by the FAST telescope | L. Qian, J. R. Niu, J. H. Cao, Y. X. Huang, X. Yang, J. H. Zhang, Y. K. Zhang, Y. H. Zhu, Y. Li, Z. C....
2 Apr 2025; 16:27 UT |
| 17125 | KT Eri (Nova Eri 2009) on a steep rise toward record brightness and a new state | U. Munari, S. Dallaporta, S. Shugarov, and P. Golysheva
2 Apr 2025; 13:19 UT |
| 17124 | Non-detection of repeat radio bursts from FRB 20250316A in a high-cadence observing campaign | O. S. Ould-Boukattine, R. Blaauw, T. Buchsteiner, T. de Beer, T. J. Dijkema, E. Fischer, M. Gawronski,...
1 Apr 2025; 19:56 UT |
| 17123 | Fermi-LAT detection of renewed gamma-ray activity from the FSRQ MG1 J221916+1806 | Federica Giacchino, G. La Mura on behalf of the Fermi Large Area Telescope Collaboration
31 Mar 2025; 16:28 UT |
| 17122 | Near-Infrared Observations of V7993 Sagittarii (TCP J18022164-3310319) | Vishal Joshi, Dipankar P. K. Banerjee, Mudit Srivastava
31 Mar 2025; 12:19 UT |
| 17121 | XRISM/Xtend Transient Search (XTS) detected an X-ray flare from a spectroscopic binary | K. Fukushima, K. Hayashi, Y. Kanemaru, S. Ogawa, T. Yoshida, M. Audard, E. Behar, S. Inoue, Y. Ishihara,...
31 Mar 2025; 11:27 UT |
| 17120 | e-MERLIN follow-up of FRB 20250316A and its candidate X-ray counterpart | G. Bruni, L. Piro, A. L. Thakur, B. Zhang, H. Sun, W. Yuan, and Y. Liu, X. Wu, L. Nicastro, E. Palazzi...
29 Mar 2025; 13:36 UT |
| 17119 | Chandra localization of EP J120944.2+585060: likely not associated with FRB 20250316A | H. Sun, D. Y. Li, C. C. Jin, Y. Liu, B. Zhang, Y. Li, J. J. Geng, X. F. Wu, C. K. Li, L. Tao, H. Feng,...
29 Mar 2025; 13:10 UT |
| 17118 | XSPECT/XPoSat detection of a thermonuclear burst followed by a superburst from the neutron star LMXB 4U 1608-52 | Rwitika Chatterjee, Vivek K. Agrawal, Koushal Vadodariya, Radhakrishna V., Ramadevi M. C., Anurag Tyagi,...
29 Mar 2025; 08:38 UT |
| 17117 | FRB 20250316A: X-ray Flux Upper Limits with NICER and Simultaneous Radio Observations with CHIME/Pulsar | Aaron B. Pearlman on behalf of the CHIME/FRB Collaboration, and Keith C. Gendreau, Zaven Arzoumanian,...
28 Mar 2025; 16:39 UT |
| 17116 | Gemini Imaging and Spectroscopy of the Sub-arcsecond Localization Region of FRB 20250316A | Sunil Simha, Tarraneh Eftekhari on behalf of the CHIME/FRB collaboration
27 Mar 2025; 21:53 UT |
| 17115 | Addendum to ATel #17114: The sub-arcsecond localization of FRB 20250316A using CHIME/FRB Outriggers coincides with reported X-ray counterparts | Shion Andrew on behalf of the CHIME/FRB Collaboration
27 Mar 2025; 20:56 UT |
| 17114 | The sub-arcsecond localization of FRB 20250316A using CHIME/FRB Outriggers coincides with reported X-ray counterparts | Shion Andrew on behalf of the CHIME/FRB Collaboration
27 Mar 2025; 20:43 UT |
| 17113 | XRISM/Xtend Transient Search (XTS) detected an X-ray flare from XRISM J1733-2440 | Y. Ishihara, K. Fukushima, K. Hayashi, Y. Kanemaru, S. Ogawa, T. Yoshida, M. Audard, E. Behar, S. Inoue,...
27 Mar 2025; 10:16 UT |
| 17112 | Deep MMT upper limit on transient optical emission in the host galaxy of FRB 20250316A | Yuxin Dong on behalf of the CHIME/FRB Collaboration
26 Mar 2025; 23:00 UT |
| 17111 | Archival Very Large Array Non-Detection of a Persistent Radio Source associated with FRB 20250316A | Walter W. Golay, Edo Berger, Harsh Kumar, and Daichi Hiramatsu
25 Mar 2025; 21:45 UT |
| 17110 | Spectroscopic Observations of recurrent nova T CrB: H-alpha, H-beta, and He II emission lines | C. Moraitis, I. Srijumnong, S. Eikenberry, T. Thomas, A. Akers,, M. C. Bentz
25 Mar 2025; 18:45 UT |
| 17109 | Swift follow-up observations of FRB250316A and EP J120944.2+585060 | E. Troja, Y. -H. Yang, S. Dichiara, M. E. Kabir and H. Sun
25 Mar 2025; 17:47 UT |
| 17108 | Spectroscopic Classification of TCP J18022164-3310319 as a Classical Nova | Yusuke Tampo
25 Mar 2025; 01:00 UT |
| 17107 | Fermi-LAT detection of renewed gamma-ray activity from the CSS Quasar 3C 138 | Pietro Monti-Guarnieri, Giovanni La Mura, on behalf of the Fermi Large Area Telescope Collaboration
24 Mar 2025; 20:18 UT |
| 17106 | Mephisto optical upper limit of EP250321b | Kaushik Chatterjee, Weikang Lin, Tao Wang, Haipeng Lei, Litao Zhu, Yu Pan, Guowang Du, Xingzhu Zou, Brajesh...
24 Mar 2025; 17:00 UT |
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| 17105 | Fermi LAT detection of renewed gamma-ray activity from the FSRQ PKS 2208-137 | P. Monti-Guarnieri, on behalf of the Fermi Large Area Telescope Collaboration
24 Mar 2025; 08:09 UT |
| 17104 | Radio flare in CSS quasar 3C 138 | Yu. V. Sotnikova, T. V. Mufakharov, A. K. Erkenov, R. Yu. Udovitskiy, T. A. Semenova, S. A. Trushkin,...
24 Mar 2025; 07:28 UT |
| 17103 | Einstein Probe detection of an X-ray transient EP250321b | H. Q. Cheng, D. F. Hu, Q. C. Zhao, Z. H. Yang, L. Chen, W. D. Zhang on behalf of the Einstein Probe...
23 Mar 2025; 13:40 UT |
| 17102 | Fermi LAT detection of renewed activity from the FSRQ NRAO 190 and of enhanced high energy emission from the BL Lac PKS 2005-489 | P. Monti-Guarnieri, on behalf of the Fermi Large Area Telescope Collaboration
23 Mar 2025; 08:03 UT |
| 17101 | Swift XRT and UVOT Upper Limits of FRB 20250316A | Y. J. Yang, A. Aryan, T.-W. Chen, A. K. H. Kong, T. Hashimoto, R. Jin
22 Mar 2025; 16:32 UT |
| 17100 | FRB 20250316A: detection of a candidate associated X-ray source EP J120944.2+585060 by Einstein Probe | H. Sun, H. Q. Cheng, D. Y. Li, H. Y. Liu, C. C. Jin, Z. X. Ling, W. D. Zhang, Y. Liu, B. Zhang, X. F....
22 Mar 2025; 07:39 UT |
