Support ATel At Patreon
Email Circulation: 6473
Combine With:
(Show All) AND OR
Radio
Millimeter
Sub-Millimeter
Far-Infra-Red
Infra-Red
Optical
Ultra-Violet
X-ray
Gamma Ray
>GeV
TeV
VHE
UHE
Neutrinos
A Comment
AGN
Asteroid
Asteroid (Binary)
Binary
Black Hole
Blazar
Cataclysmic Variable
Comet
Cosmic Rays
Direct Collapse Event
Exoplanet
Fast Radio Burst
Gamma-Ray Burst
Globular Cluster
Gravitational Lensing
Gravitational Waves
Magnetar
Meteor
Microlensing Event
Near-Earth Object
Neutron Star
Nova
Planet
Planet (minor)
Potentially Hazardous Asteroid
Pre-Main-Sequence Star
Pulsar
Quasar
Request for Observations
Soft Gamma-ray Repeater
Solar System Object
Star
Supernova Remnant
Supernovae
The Sun
Tidal Disruption Event
Transient
Variables
Young Stellar Object
Telegram Index
Telegrams Posted Within the Last 30 Days ( All )
70 Selected of 16558 Telegrams
16558XRISM/Xtend Transient Search (XTS) detected an X-ray flare possibly from 4XMM J190821.5+065854M. Yoshimoto, K. Hayashi, Y. Kanemaru, S. Ogawa, T. Yoshida, K. Akasu, M. Audard, E. Behar, S. Inoue,...
28 Mar 2024; 15:28 UT
16557The radio state of the blazar Ton 599 in the first quarter of 2024Mikhailov A. G., Muhakharov T. V., Sotnikova Yu. V., Kovalev Yu. A., Kharinov M. A., Rahimov I. A.,...
26 Mar 2024; 15:36 UT
16556Fermi LAT detection of a possible gamma-ray flaring from the flat spectrum radio source 87GB 160630.8+495728Federica Giacchino, Isabella Mereu, C. C. Cheung on behalf of the Fermi Large Area Telescope...
23 Mar 2024; 15:38 UT
16555Detection of Galactic X-ray transient EP240305a (EPW20240305aa) by ATCA radio telescopeTao An, Yuanqi Liu, Hua Feng, Lian Tao, Weimin Yuan
23 Mar 2024; 07:58 UT
16554Identification of EP J115415.8-501810 as a Cataclysmic Variable with a 3.762 h orbital period D. A. H. Buckley, I. Monageng, E. Aydi, S. Scaringi, P. A. Charles .
22 Mar 2024; 16:44 UT
16553EP J115415.8-501810: eROSITA constraints on onset of X-ray-bright phaseArne Rau, Axel Schwope
22 Mar 2024; 14:19 UT
16552ATCA detects radio emission from the compact jets in Swift J1727.8-1613 following its return to the hard X-ray stateT. D. Russell, F. Carotenuto, J. C. A. Miller-Jones, P. Atri, N. Grollimund, S. Corbel on behalf of...
22 Mar 2024; 10:37 UT
16551AstroSat observation of SRGA J144459.2-604207 during a possible re-flareAman Kaushik, Yash Bhargava, Sudip Bhattacharyya
22 Mar 2024; 06:43 UT
16550ASASSN-24ca is a new classical nova in ScorpiusJ. Strader, R. Urquhart, P. Craig, E. Aydi, L. Chomiuk, K. Sokolovsky, K. Z. Stanek, C. S. Kochanek,...
21 Mar 2024; 22:26 UT
16549 Optical Spectroscopy and Photometry of the Likely Counterpart to EP J115415.8-501810Antonio Rodriguez, S. R. Kulkarni
21 Mar 2024; 17:59 UT
16548Insight-HXMT long exposure hard X-ray observations of SRGA J144459.2-604207 enable accurate measurements of the spin and orbital parameters and the detection of pulsed emission up to 60 keVZhaosheng Li, L. Kuiper, M. Falanga, R. X. Xu, Y. Y. Pan, S. N. Zhang, S. Zhang, J. L. Qu, L. M. Song,...
21 Mar 2024; 13:36 UT
16547Bright burst detection from repeating FRB 20240114A at 408 MHz with the Northern Cross radio telescopeD. Pelliciari, A. Geminardi, G. Bernardi, M. Pilia, P. Esposito, G. Naldi on behalf of a larger...
21 Mar 2024; 09:08 UT
16546Einstein Probe detects a highly variable X-ray source EP240309a (EP J115415.8-501810)Z. X. Ling, M. J. Liu, Y. Liu, C. C. Jin, C. Zhang, H. Q. Cheng, W. Chen, C. Z. Cui, D. W. Fan, H. B....
21 Mar 2024; 08:46 UT
16545Spectroscopic classification of ASASSN-24by (AT 2024epj) as a classical nova in the LMCJ. Merc, T. Love, P. Velez, H. Barker, S. Charbonnel, O. Garde, P. Le Du, L. Mulato, T. Petit
21 Mar 2024; 08:31 UT
16544Fermi LAT detection of a possible gamma-ray flaring from FSRQ PKS 0221+067Federica Giacchino on behalf of the Fermi Large Area Telescope Collaboration
20 Mar 2024; 19:00 UT
16543LMC nova candidate ASASSN-24by (AT 2024epj): LCOGT follow-upI. Perez-Fournon and F. Poidevin
20 Mar 2024; 13:16 UT
16542EVN PRECISE localization of FRB 20240114AM. P. Snelders, S. Bhandari, F. Kirsten, J. W. T. Hessels, B. Marcote, D. M. Hewitt, M. Gawronski, W....
20 Mar 2024; 07:06 UT
16541MAXI observations of Swift J1727.8-1613 indicate transition of the source to the low/hard stateJakub Podgorny, Jiri Svoboda, Michal Dovciak
20 Mar 2024; 06:18 UT
16540LHAASO detection of renewed TeV activity from the radio galaxy IC 310Guangman Xiang, Min Zha, Zhiguo Yao, Jianeng Zhou and Yi Xing report on behalf of the LHAASO...
20 Mar 2024; 03:23 UT
16539The signature of double-peak structure of Ton 599 flareV. V. Vlasyuk, O. I. Spiridonova
19 Mar 2024; 12:56 UT
16538An HI spectroscopic distance constraint on Swift J151857.0-572147B. J. Burridge, J. C.A. Miller-Jones, A. Bahramian, S. Prabu, F. Carotenuto, T. D. Russell, F. Cowie,...
18 Mar 2024; 14:25 UT
16537Detection of Very high energy gamma-ray flare from the blazar Mrk 421 with MACEK K Yadav on behalf of MACE team
18 Mar 2024; 13:51 UT
16536Fermi-LAT detection of renewed gamma-ray activity from the FSRQ blazar PKS 0308-611Denis Bernard, on behalf of the Fermi Large Area Telescope Collaboration
17 Mar 2024; 07:49 UT
16535VERITAS Detection of Elevated VHE Emission from IC 310Amy Furniss for the VERITAS Collaboration
16 Mar 2024; 00:12 UT
16534Optical spectrum and photometry of PKS 0446+11 located inside the IceCube-240105A error region with GRANDMAA. Coleiro, T. Pradier, M. Masek, S. Karpov, M. Prouza, C. Adami, J. Schmitt,, S. Antier, I. Tosta e...
15 Mar 2024; 17:30 UT
16533Detection of enhanced very-high-energy gamma-ray emission from Markarian 421Thomas Tavernier, in the behalf of SST-1M Consortium
15 Mar 2024; 16:55 UT
16532XRISM/Xtend Transient Search (XTS) detected an X-ray flare from a plausible optical counterpart LP 593-21M. Yoshimoto, K. Hayashi, Y. Kanemaru, S. Ogawa, T. Yoshida, K. Akasu, M. Audard, E. Behar, S. Inoue,...
15 Mar 2024; 13:38 UT
16531GRANDMA follow-up observations of the EP X-ray transient (EP240305a) S. Antier, X. Wang, W.-M. Yuan, H-B Eggenstein, M. Freeberg, F. Navarete, L. Fraga, Y. Jongen, M. Masek,...
15 Mar 2024; 09:15 UT
16530Discovery of a Probable Nova in M31K. Hornoch, A. W. Shafter
14 Mar 2024; 19:45 UT
16529Optical spectroscopic follow up of the EP X-ray transient, EP240305a (EPW20240305aa), with the Southern African Large Telescope (SALT) I. M. Monageng, P. A. Charles, D. A.H. Buckley, W. Yuan, D. Y. Li and H. Y. Liu
14 Mar 2024; 14:58 UT
16528Optical Spectrum of XRTJ155712+382032, a candidate counterpart of the gamma-ray source 4FGL J1557.2+3822 and the IceCube neutrino event IC-240307ASimona Paiano, Aldo Treves, Renato Falomo, Boris Sbarufatti, Alberto Ulgiati, Paolo Padovani, Paolo Giommi,...
14 Mar 2024; 13:14 UT
16527The return to quiescence of Swift J1753.5-0127 in optical observed with LCOKevin Alabarta, David M. Russell, D. M. Bramich, Payaswini Saikia and Sandeep Rout, M. Cristina Baglio,...
14 Mar 2024; 08:46 UT
16526AstroSat/UVIT detection of the RN M31N 2013-10cJudhajeet Basu, Shatakshi Chamoli, Sudhanshu Barway, G. C. Anupama
13 Mar 2024; 11:06 UT
16525A new outburst of IGR J06074+2205 Roberto Nesci, Mariateresa Fiocchi, Antonio Vagnozzi
12 Mar 2024; 22:00 UT
16524INTEGRAL serendipitous observations of Swift J151857.0-572147 and detection at hard X-rays V. Sguera
12 Mar 2024; 17:41 UT
16523The radio counterpart of the neutron star X-ray binary Swift J1922.7-1716 detected with MeerKAT M. C. Baglio, S. Motta, I. Mariani, R. Fender, T. D. Russell for the X-KAT collaboration
12 Mar 2024; 14:45 UT
16522Fermi-LAT detection of a new gamma-ray source associated with the flat spectrum radio source TXS 2023+503 I. Mereu, P. Benke, C. C. Cheung, on behalf of the Fermi Large Area Telescope Collaboration
12 Mar 2024; 05:26 UT
16521Spectroscopic Observation of TCP J17395720-2627410, Classifying as a Reddened NovaMakoto Uemura, Tatsuya Nakaoka
11 Mar 2024; 09:33 UT
16520Recent outburst of Cygnus X-3 observed with the Nasu telescope array at 1.4GHzK. Tsubono, K. Asuma, K. Niinuma, K. Takefuji and T. Daishido
11 Mar 2024; 00:42 UT
16519Swift/XRT observation of Swift J151857.0-572147 indicates that the source likely made a transition to the soft stateMelania Del Santo, Thomas D. Russell, Alessio Marino, Sara Motta
10 Mar 2024; 13:34 UT
16518ATCA detection of an extremely bright radio flare from Swift J151857.0-572147F. Carotenuto, T. D. Russell, on behalf of the JACPOT collaboration
9 Mar 2024; 14:53 UT
16517Pronounced linear polarization variability of the flaring FSRQ OP 313 at mm and cm wavelengthsIoannis Myserlis and Ramprasad Rao on behalf of the SMAPOL and QUIVER collaborations
9 Mar 2024; 08:16 UT
16516Search for the optical counterpart of the transient Swift J151857.0-572147Payaswini Saikia, D. M. Russell, M. C. Baglio, Kevin Alabarta, S. Rout, F. Lewis
8 Mar 2024; 19:23 UT
16515The FSRQ B2 1308+326: the activity phase at epoch of high-energy flare in 2024 FebruaryV. V. Vlasyuk, O. I. Spiridonova, O. A. Maslennikova, A. S. Moskvitin
8 Mar 2024; 13:47 UT
16514Swift follow-up observation of the EP X-ray transient EP240305a (EPW20240305aa)M. J. Liu, D. Y. Li, Y. Liu, H. Q. Cheng, W. D. Zhang, C. Zhang, Z. X. Ling, C. C. Jin, W. Chen, C....
8 Mar 2024; 03:54 UT
16513LHAASO detects rapid variability in TeV Gamma-rays from the galaxy IC 310Guangman Xiang, Min Zha, Zhiguo Yao, Jianeng Zhou and Yi Xing report on behalf of the LHAASO...
8 Mar 2024; 03:15 UT
16512IGR J06074+2205 ready to outburst againRoberto Nesci, Mariateresa Fiocchi, Antonio Vagnozzi
7 Mar 2024; 23:33 UT
16511ATCA radio detection of the transient millisecond X-ray pulsar SRGA J144459.2-604207 at the updated X-ray position from ChandraT. D. Russell, F. Carotenuto, J. van den Eijnden, E. Kuulkers, C. Sanchez-Fernandez, N. Degenaar, S....
7 Mar 2024; 21:41 UT
16510Chandra localization of the new accreting millisecond X-ray pulsar SRGA J144459.2-604207G. Illiano, F. Coti Zelati, A. Marino, A. Papitto, A. Miraval Zanon, M. C. Baglio, M. Del Santo, T. D....
7 Mar 2024; 15:00 UT
16509Detection of a bright X-ray flare EPW20240305aa by Einstein ProbeY. Liu, M. J. Liu, H. Q. Cheng, W. D. Zhang, C. Zhang, Z. X. Ling, C. C. Jin, W. Chen, C. Z. Cui, D....
7 Mar 2024; 11:31 UT
16508Rotation period of comet 12P/Pons-Brooks from CN coma morphologyM. M. Knight, B. A. Skiff, D. G. Schleicher, L. G. Spiro, I. C. Fernald, B. Y. Guan, L. J. Lininger,...
6 Mar 2024; 21:10 UT
16507C. Sanchez-Fernandez (ESAC/ESA, Spain), E. Kuulkers (ESTEC/ESA, The Netherlands), C. Ferrigno (ISDC, Switzerland), J. Chenevez (DTU, Denmark), M. Del Santo (INAF/IASF, Italy), on behalf of a larger collaborationC. Sanchez-Fernandez, E. Kuulkers, C. Ferrigno, J. Chenevez, M. Del Santo, on behalf of a larger...
6 Mar 2024; 15:56 UT
16506The near-infrared counterpart of the newly discovered transient Swift J151857.0-572147M. C. Baglio, P. D'Avanzo, M. Ferro, S. Campana, S. Covino, D. Fugazza, S. Motta, I. Mariani, M....
5 Mar 2024; 20:58 UT
16505Detection of hyper-activity of FRB 20240114A with FASTJunshuo Zhang, Qin Wu, Shuo Cao, Yuhao Zhu, Yongkun Zhang, Jiarui Niu, Jintao Xie, Dejiang Zhou, Tiancong...
5 Mar 2024; 15:04 UT
16504Swift-XRT follow-up confirms the high activity state of the FSRQ OP 313F. D'Ammando and A. Arbet-Engels
5 Mar 2024; 10:02 UT
16503Discovery of the radio counterpart of Swift J151857.0-572147 with MeerKATF. J. Cowie, F. Carotenuto, R. P. Fender,, I. Heywood, A. K. Hughes, and G. R. Sivakoff, for the X-KAT...
4 Mar 2024; 21:27 UT
16502Rapid late time radio flux density changes of the tidal disruption event ASASSN-15oi 9 years after disruptionAkash Anumarlapudi, David Kaplan, Dougal Dobie, Assaf Horesh, Emil Lenc, and Tara Murphy on behalf of...
4 Mar 2024; 21:06 UT
16501New pulsating modes for BetelgeuseCostantino Sigismondi, Wolfgang Vollmann, Fabio Mariuzza, Rod Stubbings, Otmar Nickel, Alexandre Amorim,...
4 Mar 2024; 20:08 UT
16500Swift J151857.0-572147: Swift detection of a new galactic X-ray transientJ. A. Kennea, A. Y. Lien, V. D'Elia, A. Melandri, K. L. Page and M. H. Siegel report on behalf...
3 Mar 2024; 16:38 UT
16499PRIME discovery of a likely fading near-infrared counterpart to SRGA J144459.2-604207O. Guiffreda, K. De, J. Durbak, A. Kutyrev, E. Troja, S. B. Cenko report on behalf of the PRIME...
3 Mar 2024; 16:10 UT
16498 TRAPPIST bright comets production rates: 12P/Pons-Brooks, 13P/Olbers, 62P/Tsuchinshan 1, 144P/Kushida and C/2021 S3 (PanSTARRS) E. Jehin, M. Vander Donckt, S. Hmiddouch, J. Manfroid
1 Mar 2024; 23:17 UT
16497Fermi-LAT detection of renewed gamma-ray activity from the FSRQ OP 313Chiara Bartolini on behalf of the Fermi Large Area Telescope Collaboration
1 Mar 2024; 11:26 UT
16496He II Emission Line Became the Most Intense Line in the Optical Spectrum of Nova V1405 CasGesesew R. Habtie, R. Das
1 Mar 2024; 11:25 UT
16495NinjaSat detection of X-ray bursts from SRGA J144459.2-604207T. Takeda, N. Ota, S. Watanabe, A. Aoyama, S. Iwata, T. Tamagawa, T. Enoto, T. Kitaguchi, W. Iwakiri,...
1 Mar 2024; 07:18 UT
16494Detection of 51 bursts from the active repeater FRB 20240114A with micro-structure by the uGMRTUjjwal Panda, Siddhartha Bhattacharyya, Chahat Dudeja, Sanjay Kudale and Jayanta Roy
29 Feb 2024; 18:29 UT
16493INTEGRAL detection of past hard X-ray activity from SRGA J144459.2-60420 before its discoveryVito Sguera, Lara Sidoli
29 Feb 2024; 10:20 UT
16492VLA radio detection of Nova Scorpii 2024 (V1723 Sco)Isabella Molina, Kirill Sokolovsky, Elias Aydi, Peter Craig, Laura Chomiuk, Jay Strader, Jennifer Sokoloski,...
28 Feb 2024; 17:57 UT
16491Ongoing High-Frequency Radio Flaring of the Blazar S4 0954+658J. Hessdoerfer, M. Kadler, P. Benke, J. Eich, A. Gokus, G. F. Paraschos, F. Rösch and W. Schulga for...
28 Feb 2024; 17:00 UT
16490GTC resumes the spectroscopic monitoring of Swift J1727.8-1613Daniel Mata Sanchez, Teo Munoz Darias, Montserrat Armas-Padilla, Jorge Casares, Manuel A. P. Torres
28 Feb 2024; 16:03 UT
16489Search for the optical counterpart of the accreting millisecond pulsar SRGA J144459.2-604207 Payaswini Saikia, D. M. Russell, M. C. Baglio, Kevin Alabarta, S. Rout, F. Lewis
28 Feb 2024; 07:19 UT