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Telegram Index
Telegrams Posted Within the Last 30 Days ( All )
39 Selected of 16265 Telegrams
16265Independent Discovery of a Rapidly-Evolving Nova in M31: PNV J00423617+4117178 = AT 2023ttu = ATLAS23tikK. Hornoch, H. Kucakova, A. W. Shafter
2 Oct 2023; 19:43 UT
16264Detection of a cometary object near C/2017 O1 (ASAS-SN) in HST imagesFederico Manzini; Virginio Oldani ; Paolo Ochner ; Luigi R. Bedin ; Andrea Reguitti
1 Oct 2023; 16:15 UT
16263Independent discovery of a bright nova candidate in M31 with the Las Cumbres ObservatoryG. Marrero-Ramallo, H. Akoudad-Ekajouan, C. Araujo-Alvarez, C. Arrizabalaga-Diaz-Caneja, F. Barnes-Sanchez,...
29 Sep 2023; 23:38 UT
16262New optical outburst of the black-hole low-mass X-ray binary Swift J1753.5-0127 detected with XB-NEWS; X-ray non-detection with Swift/XRTKevin Alabarta, Jeroen Homan, David M. Russell, M. Cristina Baglio, Payaswini Saikia, D. M. Bramich and...
29 Sep 2023; 16:49 UT
16261The new activity period of blazar S4 0954+65 in 2023 SeptemberV. V. Vlasyuk, O. I. Spiridonova, A. S. Moskvitin, O. A. Maslennikova
29 Sep 2023; 04:51 UT
16260New outburst of the black-hole low-mass X-ray binary GX 339-4 detected with XB-NEWS and Swift/XRTKevin Alabarta, Jeroen Homan, David M. Russell, Sara Motta and M. Cristina Baglio, Payaswini Saikia,...
28 Sep 2023; 06:37 UT
16259LCOGT photometric follow-up of the highly reddened Galactic nova AT 2023tow (Gaia23coj, ZTF23abceaws) H. Akoudad-Ekajouan, C. Araujo-Alvarez, C. Arrizabalaga-Diaz-Caneja, F. Barnes-Sanchez, P. Eguiguren-Arrizabalaga,...
27 Sep 2023; 22:33 UT
16258Spectroscopic classification of AT 2023nzt as a Luminous Red Nova in NGC 0925J. Vinko and J. C. Wheeler
27 Sep 2023; 18:03 UT
16257Gaia23clr: Outburst of the symbiotic star V2905 SgrJ. Merc, P. Velez, H. Barker, S. Charbonnel, O. Garde, P. Le Du, L. Mulato, T. Petit, A. Pearce
27 Sep 2023; 16:16 UT
16256Spectroscopic Classifications with the SNIFS spectrograph on the UH88-inch TelescopeP. Matheson, K. Miyakawa, M. Newland, T. Ogawa, X. Tablit, A. Unger, E. Ward, M. Woods, N. E. Drakos,...
27 Sep 2023; 01:01 UT
16255Magellan/FIRE spectroscopy of AT2023tow: Confirmation of a young, highly reddened Galactic Fe II nova with CO emissionR. Soria, K. De, D. Durovcikova, R. Simcoe, V. Karambelkar, M. Hankins, M. M. Kasliwal, J. Sokoloski,...
26 Sep 2023; 21:18 UT
16254Apparent Outburst of Comet 12P/Pons-BrooksMichael S. P. Kelley, Helen Usher, Tim Lister, Richard Miles, Pieter-Jan Dekelver, Nicolas Biver, Thomas...
26 Sep 2023; 21:14 UT
16253High-activity state of the blazar AO 0235+164Boyko Mihov, Lyuba Slavcheva-Mihova
24 Sep 2023; 12:49 UT
16252Spectroscopic Classification of SN 2023teg with the SNIFS spectrograph on the University of Hawai'i 88-inch TelescopeE. Ward, P. Matheson, K. Miyakawa, M. Newland, T. Ogawa, X. Tablit, A. Unger, M. Woods, N. E. Drakos,...
23 Sep 2023; 03:47 UT
16251Discovery of FRB 20200317A at 1.25GHz with FASTShanping You, Pei Wang, Xuhong Yu, Xiaoyao Xie, Zhijie Liu, Chunqing Wang, Peng Zeng, Mengshu Han, Yan...
22 Sep 2023; 23:51 UT
16250VLT/X-shooter classification of AT 2023tbf (GOTO23aky) as a dwarf novaA. Saccardi, L. Izzo, J. T. Palmerio, D. B. Malesani, P. D'Avanzo, V. D’Elia, M. Della Valle, D....
21 Sep 2023; 16:41 UT
16249Gaia23cer: a polar with deep eclipseA. Sosnovskij, E. Pavlenko, A. Simon, S. Shugarov
20 Sep 2023; 19:17 UT
16248Discovery of a Probable Nova in M81K. Hornoch, H. Kucakova, S. C. Williams, G. Sala, J. Jose, B. Stecklum, M. J. Darnley, A. Kaur, D. H....
20 Sep 2023; 19:14 UT
16247NICER observations indicate that Swift J1727.8-1603 is deep in the hard intermediate state and evolving towards the soft intermediate stateNiek Bollemeijer, Phil Uttley, Douglas Buisson, Jeroen Homan, Diego Altamirano, Keith C. Gendreau, Zaven...
19 Sep 2023; 21:33 UT
16246Spectroscopic confirmation of TCP J17183380-3123452 as a new Galactic nova in ScorpiusJay Strader, Kirill Sokolovsky, Ryan Urquhart, Elias Aydi, Laura Chomiuk
19 Sep 2023; 16:25 UT
16245Optical polarization monitoring of the black-hole candidate Swift J1727.8-1613V. Kravtsov, A. P. Nitindala, A. Veledina, A. Berdyugin, J. Poutanen, V. Piirola
18 Sep 2023; 18:35 UT
16244Erratum to the ATel #16243: Detection of strong QPO (~ 1.4 Hz) at hard X-rays (> 40 keV) with AstroSat during 'unusual' peak of black hole transient Swift J1727.8-1613Tilak Katoch, H. M. Antia, Anuj Nandi, Parag Shah
14 Sep 2023; 16:30 UT
16243Tilak Katoch (TIFR, Mumbai), H. M. Antia (CEBS & TIFR, Mumbai), Anuj Nandi (U R Rao Satellite Centre, Bengaluru), Parag Shah (TIFR, Mumbai)Discovery detection of strong QPO at hard X-rays with AstroSat during 'unusual' peak of black...
13 Sep 2023; 17:51 UT
16242IXPE Detects X-ray Polarization from Swift J1727.8-1613 in the 2-8keV Energy RangeMichal Dovciak, Ajay Ratheesh, Allyn Tennant, and Giorgio Matt on behalf of the IXPE team
13 Sep 2023; 10:43 UT
16241Fermi LAT detection of renewed gamma-ray activity from the FSRQ PKS 2255-282Sara Cutini and Chiara Bartolini on behalf of Fermi-LAT collaboration
12 Sep 2023; 18:40 UT
16240Gaia23cer as a possible new eclipsing SU UMa type dwarf novaA. O. Simon, A. V. Grytsai, V. O. Ponomarenko, K. Kaziemova, M. Solomakha, O. Pastoven, M. Bilodid, O....
12 Sep 2023; 15:17 UT
16239LSXPS discovery of the transient Swift J150636.7-411910 coincident with the galaxy ESO 328-19Sergio Campana, Phil Evans & Kim Page
12 Sep 2023; 13:55 UT
16238INTEGRAL detects high-energy > 200 keV emission of Swift 1727.8-1613F. Cangemi, T. Bouchet, S. E. Motta, P.-O. Petrucci
12 Sep 2023; 07:40 UT
16237IXPE X-ray polarization observational campaign of Swift J1727.8-1613Michal Dovciak, Ajay Ratheesh, Allyn Tennant, and Giorgio Matt on behalf of the IXPE team
12 Sep 2023; 06:17 UT
16236Spectroscopic Classification of AT2023nwe and AT2023qxk with the Lick Shane telescopeK. W. Davis, R. J. Foley, L. Izzo, C. Cold, W. V. Jacobson-Galan, P. D. Aleo
11 Sep 2023; 16:41 UT
16235Detection of QPO in the peak of outburst of black hole candidate Swift J1727.8-1613: AstroSat/LAXPC Observation in Slew ModeTilak Katoch, H. M. Antia, Anuj Nandi, Parag Shah
10 Sep 2023; 17:26 UT
16234OAUNI photometry of SN 2023mktA. Pereyra, J. Tello, D. Alvarado, E. Torre, M. Zevallos, M. Espinoza, L. de Almeida
7 Sep 2023; 15:10 UT
16233 X-ray and UV observations of a bright non-repeating FRB at T0+236 secondsAaron Tohuvavohu, Jamie Kennea, Phil Evans, James DeLaunay
7 Sep 2023; 13:54 UT
16232Low-amplitude optical variations of Swift J1727.8-1613 observed with LCOKevin Alabarta, David M. Russell, M. Cristina Baglio, D. M. Bramich, Payaswini Saikia, Sandeep Rout...
7 Sep 2023; 13:15 UT
16231e-MERLIN observations of Swift J1727.8-1613David Williams-Baldwin, Sara Motta, Lauren Rhodes, Francesco Carotenuto, Rob Fender, Rob Beswick
6 Sep 2023; 15:18 UT
16230Swift J1727.8-1613 absolute flux density and polarization measured with Submillimeter Array at 1.3mmS. D. Vrtilek, M. Gurwell, M. McCollough, R. Rao
5 Sep 2023; 21:52 UT
16229Small Outburst of Comet 12P/Pons-BrooksHelen Usher, Richard Miles, Marcelo de Oliveira Souza, Errol Simpson, Maria Eleftheriou, Tony Angel,...
5 Sep 2023; 18:39 UT
16228Allen Telescope Array Detection of the black hole candidate Swift J1727.8-1613Joe Bright, Wael Farah, Rob Fender, Andrew Siemion, Alexander Pollak, Dave DeBoer
5 Sep 2023; 10:52 UT
16227Fermi-LAT detection of enhanced gamma-ray activity from the BCU MG2 J164800+2224Adithiya Dinesh,, on behalf of the Fermi Large Area Telescope Collaboration
4 Sep 2023; 08:16 UT