Data Sources: astronomerstelegram.org
Index Title Date
14817 Spectroscopy and photometry of transient ASASSN-21nv 29 Jul 2021; 22:08 UT
14816 Nova TCP J20210770+2914093 turns into an FeII-type as it keeps rising in brightness 29 Jul 2021; 20:47 UT
14815 ATCA radio detection of the new X-ray transient Swift J1729.5-3223 29 Jul 2021; 13:57 UT
14814 Erratum to ATEL #14813: Comet C/2017 K2 (PanStarrs) shows jet-shaped dust emissions modulated by extremely slow rotation at greater-than-usual distance from the Sun 28 Jul 2021; 09:01 UT
14813 Comet C/2017 K2 (PanStarrs) shows jet-shaped dust emissions modulated by extremely slow rotation at greater-than-usual distance from the Sun 27 Jul 2021; 10:46 UT
14812 Confirmation of recent glitch in PSR J0835-4510(Vela) at 325 MHz using Ooty Radio telescope (ORT) 26 Jul 2021; 17:23 UT
14811 AstroSat observations of GRS 1915+105 during the recent re-brightening phase 26 Jul 2021; 15:48 UT
14810 SALT high resolution spectroscopy of the fading transient ASASSN-21nn 26 Jul 2021; 12:13 UT
14809 MAXI/GSC observation of the onset of a possible giant outburst from Be/X-ray binary pulsar EXO 2030+375 26 Jul 2021; 11:58 UT
14808 Glitch event in the Vela pulsar (PSR J0835-4510) observed at HawkRAO 26 Jul 2021; 08:08 UT
14807 Confirmation of glitch event observed in the Vela pulsar (PSR J0835-4510) 24 Jul 2021; 06:41 UT
14806 A new Glitch in the Vela Pulsar (PSR B0833-45/PSR J0835-4510) 23 Jul 2021; 20:46 UT
14805 Strong UV Neon lines in the spectrum of Nova Herculis 2021 23 Jul 2021; 08:55 UT
14804 Spectroscopy and photometry of nova V5856 Sgr, still 9 mag brighter than quiescence five years past the initial outburst 22 Jul 2021; 15:59 UT
14803 ASASSN-21nn: An Unusual Dimming Event in a Red Giant Star 21 Jul 2021; 16:37 UT
14802 Discovery of 10 ASAS-SN Supernova Candidates 20 Jul 2021; 19:34 UT
14801 Fermi-LAT detection of enhanced gamma-ray activity from the FSRQ PKS 0202-17 20 Jul 2021; 10:30 UT
14800 SRGe J131014.2+444315 – a tidal disruption event at early phase 20 Jul 2021; 08:29 UT
14799 Low frequency observations of magnetar Swift J1555.2-5402 with the uGMRT 19 Jul 2021; 13:35 UT
14798 NICER observations of Nova Her 2021 19 Jul 2021; 08:02 UT
14797 The blazar PKS 1510-089 is in high optical state 19 Jul 2021; 07:50 UT
14796 MASTER OT J205357.98-530820.3 – bright optical counterpart of GRB 210714A / Fermi tr.647942198 18 Jul 2021; 09:02 UT
14795 Continued monitoring of black hole transient 4U 1543-47 with SSM onboard AstroSat 18 Jul 2021; 05:30 UT
14794 The Mid-IR SOFIA FORCAST Spectrum of Nova V1405 Cassiopeia 17 Jul 2021; 21:48 UT
14793 Spectroscopic classification of TCP J20210770+2914093 as a nova 17 Jul 2021; 07:43 UT
14792 Rebrightening of GRS 1915+105 Observed by NICER 16 Jul 2021; 18:43 UT
14791 Swift/BAT discovery of a new transient source Swift J1729.5-3223 16 Jul 2021; 09:17 UT
14790 Possible new LBV eruption of an Ofpe/WN9 star in M33 16 Jul 2021; 01:18 UT
14789 Spectroscopic Classifications of Optical Transients with the Lick Shane telescope 15 Jul 2021; 22:36 UT
14788 Swift/XRT detects a new accretion outburst from the Galactic center X-ray transient AX J1745.6-2901 15 Jul 2021; 06:02 UT
14787 Small Apparent Outburst of comet 44P/Reinmuth 2 15 Jul 2021; 02:15 UT
14786 Fermi-LAT detection of renewed gamma-ray activity from the FSRQ TXS 0646-176 14 Jul 2021; 18:13 UT
14785 AGILE detection of gamma-ray flaring activity from the FSRQ Ton 0599 14 Jul 2021; 16:12 UT
14784 Spectroscopic classification of the transient ZTF21abjiotr/AT2021scd 13 Jul 2021; 22:11 UT
14783 Detection of very-high-energy gamma-ray emission from BL Lac with the LST-1 13 Jul 2021; 21:03 UT
14782 AGILE confirmation of the gamma-ray flaring activity from the blazar BL Lac 13 Jul 2021; 19:14 UT
14781 J1159+2914 (4C +29.45, Ton 599) mm/sub-mm flare 13 Jul 2021; 14:13 UT
14780 AGILE detection of transient gamma-ray activity from Cygnus X-3 during a prolonged quenched state 13 Jul 2021; 14:12 UT
14779 A recent NIR flare of the Blazar 3C345 13 Jul 2021; 00:51 UT
14778 ASASSN-21ml: Discovery of an Extreme (Delta g > 10 mag) L-Dwarf Flare 12 Jul 2021; 21:45 UT
14777 Fermi-LAT detection of continued enhanced gamma-ray activity from BL Lac 12 Jul 2021; 20:09 UT
14776 X-ray Pulsations from Nova Her 2021 12 Jul 2021; 17:34 UT
14775 The quasar TON 0599 reaches a new optical maximum 12 Jul 2021; 16:55 UT
14774 Swift XRT/UVOT follow-up of the recent optical activity of blazar BL Lacertae 11 Jul 2021; 16:40 UT
14773 Continued Optical Activity in the Blazar BL Lacertae 11 Jul 2021; 11:35 UT
14772 MAXI/GSC detection of an X-ray short transient event GRB 210709B/MAXI J1849-237 10 Jul 2021; 10:54 UT
14771 Spectroscopic classification of transients with the Lick Shane telescope 10 Jul 2021; 05:41 UT
14770 Non-detection of impulsive radio emission from SGR J1935+2154 coincident with a short gamma-ray burst 9 Jul 2021; 23:16 UT
14769 NICER detects a type I X-ray burst from 4U 1730-22 9 Jul 2021; 19:23 UT
14768 Optical spectroscopic follow up of the classical nova ASASSN-21lk 9 Jul 2021; 02:08 UT
14767 NICER Follow-up of the UCXB MAXI J0911-655 8 Jul 2021; 22:37 UT
14766 Spectroscopic Classifications of Optical Transients with Keck I + LRIS 8 Jul 2021; 19:48 UT
14765 The Suite of Strong Near Infrared Coronal Line Emission in nova V1674 Herculis 8 Jul 2021; 16:14 UT
14764 Fermi GBM Observations of SGR J1935+2154 7 Jul 2021; 17:38 UT
14763 A new variable young stellar object in the Cepheus Flare Molecular Clouds 7 Jul 2021; 11:06 UT
14762 UV follow-up observations of five recently active novae in M31 7 Jul 2021; 08:30 UT
14761 Renewed activity from the accreting millisecond X-ray pulsar MAXI J0911-655/Swift J0911.9-6452 7 Jul 2021; 07:03 UT
14760 OHP spectroscopic observations of AT2021, candidate Nova in M31 6 Jul 2021; 23:39 UT
14759 Comet C/2014 UN271 (Bernardinelli-Bernstein) exhibited activity at 23.8 au 6 Jul 2021; 16:19 UT
14758 e-EVN observations of V1674 Her 6 Jul 2021; 15:29 UT
14757 MAXI/GSC detection of rapid rebrightening of 4U 1730-22 6 Jul 2021; 14:57 UT
14756 INTEGRAL detection of renewed flaring activity from GRO J1008-571 in hard-X rays 6 Jul 2021; 14:14 UT
14755 Follow-up Photometry and Astrometric Confirmation of PNV J00423807+4108423 (AT 2021rno) as a recurrence of M31N 1923-12c 5 Jul 2021; 23:08 UT
14754 MASTER OT J172731.80+052750.3 – ew OT with ampl>8m 5 Jul 2021; 11:02 UT
14753 Discovery of an Apparent Nova in M31 4 Jul 2021; 20:52 UT
14752 Spectroscopic Classifications of Optical Transients with the Lick Shane telescope 4 Jul 2021; 19:32 UT
14751 BL Lac again in optical high state 4 Jul 2021; 15:45 UT
14750 AT 2021rno: spectroscopic confirmation and likely third eruption of the recurrent nova M31N 1923-12c 4 Jul 2021; 09:35 UT
14749 Follow up observations of 4U 1543-47 with AstroSat 3 Jul 2021; 14:55 UT
14748 Spectroscopic Classifications of Optical Transients with the Lick Shane telescope 2 Jul 2021; 20:35 UT
14747 Swift detection of super-soft X-ray emission from V1674 Her 2 Jul 2021; 16:05 UT
14746 V1674 Her is a Neon Nova 2 Jul 2021; 08:52 UT
14745 FRB20210630A found by UTMOST 1 Jul 2021; 09:19 UT
14744 Spectroscopic classification of ASASSN21lk/AT2021quw as a Galactic nova 30 Jun 2021; 07:58 UT
14743 Fermi LAT detection of a new bright gamma-ray transient: Fermi J1710-0323 29 Jun 2021; 20:37 UT