Integral GRB241013.04: Global MASTER-Net observations report

MASTER-OAFA robotic telescope (Global MASTER-Net: http://observ.pereplet.ru, Lipunov et al., 2010, Advances in Astronomy, vol. 2010, 30L) located in Argentina (OAFA observatory of San Juan National University) was pointed to the Integral GRB241013.04 (trigger No 10938,18h 21m 05.77s , -15d 37m 52.0s, R=0.05) errorbox 82668 sec after notice time and 82689 sec after trigger time at 2024-10-13 23:56:43 UT, with upper limit up to 16.4 mag. Observations started at twilight. The observations began at zenith distance = 38 deg. The sun altitude is -15.8 deg. The galactic latitude b = -1 deg., longitude l = 16 deg. Real time updated cover map and OT discovered available here: https://master.sai.msu.ru/site/master2/observ.php?id=2635970 We obtain a following upper limits. Tmid-T0 | Site |Filt.| Expt. | Limit| Comment _________|_____________________|_____|_______|______|________ 82707 | MASTER-OAFA | C | 36 | 16.4 | 82756 | MASTER-OAFA | C | 36 | 15.0 | Filter C is a clear (unfiltred) band. The observation and reduction will continue. The message may be cited.