GRB 191221B: MASTER VWFC OT yearly detection
Abstract
We found first image with error box at 2019-12-21 20:40:15 (62 sec after trigger time). MASTER-OAFA Very Wide Field Camera detected OT in Swift GRB 191221B (Laha et al GCN 26534; Lipunov et al., GCN 26537; Kuin, GCN 26538; Gokuldass et al., GCN 26551; Vielfaure et al., GCN 26553;) error-box at coordinates at 2019-12-21 20:41:35 UT (142 s after trigger time). with m_OT~10.5 mag. The observation and reduction will be continued. The message may be cited.
- Publication:
-
GRB Coordinates Network
- Pub Date:
- December 2019
- Bibcode:
- 2019GCN.26555....1L