| Telegram Index |
| Telegrams Posted Within the Last 30 Days ( All )
|
62 Selected of 17112 Telegrams
|
| 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 |
| 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 |
| 17099 | VERITAS Follow-up of a Report of Enhanced Emission from 1ES 1727+502 | Amy Furniss for the VERITAS Collaboration
22 Mar 2025; 04:41 UT |
| 17098 | Erratum to ATel #17096: MAXI/GSC detection of an X-ray flare from HR 1099 on 2025-03-21 UT | N. Nagashima, Y. Tsuboi, H. Negoro, M. Nakajima, Y. Kudo, H. Shibui, K. Takagi, H. Takahashi, K. Tatano,...
22 Mar 2025; 01:05 UT |
| 17097 | MAXI/GSC detection of a superburst from 4U 1608-52 | M. Serino, W. Iwakiri, H. Negoro, M. Nakajima, Y. Kudo, H. Shibui, K. Takagi, H. Takahashi, K. Tatano,...
21 Mar 2025; 14:55 UT |
| 17096 | MAXI/GSC detection of an X-ray flare from HR 1099 on 2025-03-21 UT | N. Nagashima, Y. Tsuboi, H. Negoro, M. Nakajima, Y. Kudo, H. Shibui, K. Takagi, H. Takahashi, K. Tatano,...
21 Mar 2025; 11:16 UT |
| 17095 | FRB 20250316A: Optical upper limits from Lulin Observatory | T. Hashimoto, V. V. Vignesh, M. Mohanraj, T.-C. Yang, T. Goto, C.-H. Niu, S. C.-C. Ho, E. Kilerci-Eser,...
20 Mar 2025; 21:44 UT |
| 17094 | Fermi-LAT detection of enhanced gamma-ray activity from the FSRQ PKS 1725+123 and the unassociated gamma-ray source 4FGL J0406.2+0639 | P. Monti-Guarnieri, on behalf of the Fermi Large Area Telescope Collaboration
20 Mar 2025; 19:08 UT |
| 17093 | IXPE detects a remarkably high X-ray Polarization Degree in a faint hard state of IGR J17091-3624 | M. Parra, M. Dovciak, M. Ewing, G. Mastroserio, M. Del Santo, J. Garcia, A. Veledina, A. Ingram, G. Matt,...
20 Mar 2025; 16:48 UT |
| 17092 | XRISM/Xtend Transient Search (XTS) detected an X-ray flare at the galactic center | T. Yoneyama, K. Fukushima, K. Hayashi, Y. Kanemaru, S. Ogawa, T. Yoshida, M. Audard, E. Behar, S. Inoue,...
20 Mar 2025; 16:23 UT |
| 17091 | Optical spectrum of the host galaxy of ultra-bright fast radio burst source FRB 20250316A | Liam Connor, Wasundara Athukoralalage, Allyson Bieryla, Mei Lin, Gage Miller, Dalila Oliva, James Patton...
20 Mar 2025; 05:39 UT |
| 17090 | FRB 20250316A: Upper limits from Konus-Wind observations | A. Ridnaia, D. Frederiks, A. Lysenko, D. Svinkin, A. Tsvetkova, M. Ulanov, and T. Cline, on behalf of...
19 Mar 2025; 16:51 UT |
| 17089 | X-ray monitoring of the intermediate polar BG CMi during its low state | Aarran W. Shaw, Craig O. Heinke
19 Mar 2025; 16:09 UT |
| 17088 | LHAASO detects renewed VHE gamma-ray emission from 1ES 1727+502 | Guanman Xiang, Min Zha, Zhiguo Yao, Jianeng Zhou and Yi Xing report on behalf of the LHAASO...
19 Mar 2025; 14:31 UT |
| 17087 | Chandra position of the new Galactic center transient MAXI J1744-294 | S. Mandel, B. Levin, K. Mori, C. Hailey, M. Bachetti, N. Degenaar, P. Draghis, J. Grindlay, J. Hong,...
19 Mar 2025; 14:05 UT |
| 17086 | FRB 20250316A is likely associated with NGC 4141, but is not spatially coincident with either SN 2008X or SN 2009E | Calvin Leung on behalf of the CHIME/FRB Collaboration
19 Mar 2025; 04:05 UT |
| 17085 | Blazar 3C 345 is in high optical and polarization state | S. S. Savchenko, E. V. Shishkina, I. S. Troitskiy, E. G. Larionova
18 Mar 2025; 13:54 UT |
| 17084 | FRB 250316A: optical follow-up observation with Tomo-e Gozen | Yuu Niino on behalf of the Tomo-e Gozen Collaboration
18 Mar 2025; 10:47 UT |
| 17083 | Einstein Probe detection of an X-ray transient EP250315b | D. Y. Li, Q. C. Shui, M. Q. Huang, Y. Liu, W. Yuan on behalf of the Einstein Probe team
18 Mar 2025; 04:19 UT |
| 17082 | FRB 250316A: DDOTI Upper Limit on the Optical Counterpart | Rosa L. Becerra, Simone Dichiara, Eleonora Troja, Sahil Atri, Alan M. Watson, Camila Angulo Valdez, Nat...
17 Mar 2025; 21:28 UT |
| 17081 | Discovery of FRB 20250316A, a bright fast radio burst in the direction of the nearby galaxy NGC 4141 | Mason Ng on behalf of the CHIME/FRB Collaboration
17 Mar 2025; 00:00 UT |
| 17080 | The blazar S4 0954+658: fast flare up to year maxima | V. V. Vlasyuk, O. I. Spiridonova
16 Mar 2025; 01:04 UT |
| 17079 | SVOM/ECLAIRs detection of a photospheric radius expansion burst from 4U 1702-429 | F. Cangemi, A. Coleiro, M. Brunet, S. Guillot, Z. Li, L. Tao, L. Zhang
14 Mar 2025; 13:22 UT |
| 17078 | MAXI/GSC detection of an X-ray flare from sigma Gem on 2025-03-12 UT | H. Sugai, N. Nagashima, Y. Tsuboi, H. Negoro, M. Nakajima, Y. Kudo, H. Shibui, K. Takagi, H. Takahashi,...
12 Mar 2025; 10:57 UT |
| 17077 | Significant Radio Brightening of 3C 138 Revealed by KVN Multi-Frequency Observations at 22-129 GHz | Shan Li, Sang-Sung Lee, Whee Yeon Cheong
12 Mar 2025; 03:30 UT |
| 17076 | Fermi-LAT detection of a new gamma-ray source Fermi J1244.4+1640 | F. Casaburo, S. Ciprini, G. La Mura, on behalf of the Fermi Large Area Telescope Collaboration
11 Mar 2025; 13:39 UT |
| 17075 | H-alpha observations of the recurrent nova T CrB | M. Hristova, S. Kandzhichka, V. Marchev, R. Zamanov, K. Stoyanov, D. Marchev
11 Mar 2025; 11:18 UT |
| 17074 | New activity period of FSRQ Ton 599 after 70 days low-state interval | V. V. Vlasyuk, O. I. Spiridonova
11 Mar 2025; 11:04 UT |
| 17073 | Multi-band optical monitoring of AT 2025dys/ATLAS25cof | Jinghua Zhang, Shiyan Zhong, Guowang Du, Bing Yan, Xin Chang, Brajesh Kumar, Yuan Fang, Xinlei Chen,...
10 Mar 2025; 18:34 UT |
| 17072 | Fermi LAT detection of enhanced gamma-ray activity from the FSRQ PKS 2208-137 | F. Casaburo, D. Bernard, S. Ciprini, on behalf of the Fermi Large Area Telescope Collaboration
10 Mar 2025; 15:46 UT |
| 17071 | XRISM/Xtend Transient Search (XTS) detected an X-ray flare possibly from an M dwarf star | T. Yoneyama, K. Fukushima, K. Hayashi, Y. Kanemaru, S. Ogawa, T. Yoshida, M. Audard, E. Behar, S. Inoue,...
10 Mar 2025; 08:51 UT |
| 17070 | IceCube-250309A - IceCube observation of a high-energy neutrino candidate track-like event coincident with GRB 250309B | Anna Franckowiak, Lu Lu, Giacomo Sommani, Tianlu Yuan, Angela Zegarelli, Justin Vandenbroucke, Marcos...
9 Mar 2025; 14:18 UT |
| 17069 | HAWC follow-up observations of the KM3NeT neutrino event KM3-230213A | Dezhi Huang for the HAWC Collaboration
7 Mar 2025; 17:31 UT |
| 17068 | Einstein Probe observations of the new Galactic transient MAXI J1744-294 | Yilong Wang, Francesco Coti Zelati, Nanda Rea, Chichuan Jin, Alessio Marino, Jingwei Hu, Minghao Zhang,...
7 Mar 2025; 15:58 UT |
| 17067 | XRISM/Xtend Transient Search (XTS) detected an X-ray flare from a YSO candidate | K. Fukushima, K. Hayashi, Y. Kanemaru, S. Ogawa, T. Yoshida, M. Audard, E. Behar, S. Inoue, Y. Ishihara,...
7 Mar 2025; 11:30 UT |
| 17066 | Independent Discovery of a Second Probable Nova in M81 | K. Hornoch, H. Kucakova, A. W. Shafter
6 Mar 2025; 22:58 UT |
| 17065 | Optical confirmation of a faint brightening from the black hole candidate X-ray binary IGR J17091-3624 with XB-NEWS | Katerina Fialova, Payaswini Saikia, David M. Russell, Kevin Alabarta, D. M. Bramich, Sandeep Rout, M....
6 Mar 2025; 08:04 UT |
| 17064 | Independent Discovery of a Probable Nova in M81 | K. Hornoch, H. Kucakova, A. W. Shafter
5 Mar 2025; 20:11 UT |
| 17063 | XRISM follow-up observation of a new transient MAXI J1744-294 at the Galactic central region | S. Mandel, K. Mori, C. Hailey, M. Bachetti, N. Degenaar, P. Draghis, J. Grindlay, J. Hong, G. Ponti,...
5 Mar 2025; 05:03 UT |
| |
| 17062 | A New NIR flare of the blazar FSRQ S40954+65 | L. Carrasco, G. Escobedo, A. Porras, E. Recillas, L. Felix
4 Mar 2025; 17:28 UT |
| 17061 | INTEGRAL's swan song: monitoring the flux evolution of the hard x-ray outburst from the AMXP IGR J17511-3057 | V. Sguera
2 Mar 2025; 17:38 UT |
| 17060 | XRISM/Xtend Transient Search (XTS) detected an X-ray high state of 2SXPS J171724.0-371717 | H. Sugai, K. Fukushima, K. Hayashi, Y. Kanemaru, S. Ogawa, T. Yoshida, M. Audard, E. Behar, S. Inoue,...
2 Mar 2025; 16:39 UT |
| 17059 | New blazar 3C345 flare - the most powerful since October 2023 | V. V. Vlasyuk, O. I. Spiridonova, A. S. Moskvitin
2 Mar 2025; 15:12 UT |
| 17058 | Detection of a possible Galactic Nova or TOAD Dwarf-Nova Outburst | I. J. Lima, A. S. Oliveira, C. V. Rodrigues, G. J. M. Luna, E. E. O. Ishida, N. Palivanas, A. C. Mattiuci...
28 Feb 2025; 17:42 UT |
| 17057 | Serendipitous discovery of an outburst from HOPS 315 | Bringfried Stecklum
28 Feb 2025; 16:32 UT |
| 17056 | AGILE legacy archive follow-up of the exceptional Km3Net neutrino event Km3-230213A | G. Panebianco, A. Bulgarelli, C. Pittori, G. Piano, M. Cardillo, N. Parmiggiani, P. W. Cattaneo, M. Tavani,...
28 Feb 2025; 15:30 UT |
| 17055 | Fermi-LAT detection of enhanced gamma-ray activity from the FSRQs S3 1444+17 and 4C +27.50 | P. Benke, G. La Mura, on behalf of the Fermi Large Area Telescope Collaboration
27 Feb 2025; 21:32 UT |
| 17054 | Spectroscopic Classification of Astrophysical Transients with the Lick Shane Telescope | K. W. Davis, R. J. Foley
27 Feb 2025; 19:47 UT |
| 17053 | Fermi-LAT detection of enhanced gamma-ray activity from the FSRQ PKS 0035-252 | P. Benke, G. La Mura, on behalf of the Fermi Large Area Telescope Collaboration
26 Feb 2025; 18:14 UT |
| 17052 | Recent UB photometry of T CrB | G. Yordanova, D. Marchev, B. Borisov, T. Atanasova-Sartliiska, V. Marchev, R. Zamanov
26 Feb 2025; 12:24 UT |
| 17051 | Elevated and Variable Optical Polarization Following the TeV Flare in Blazar OP 313 | Sunil Chandra, Goldy Ahuja, Rishit Tiwari, Himani Jeevan Janve, Nandini S Menon, Shashikiran Ganesh,...
25 Feb 2025; 18:11 UT |
