GCN Circular 31019
Subject
AMON NuEm-211020A: No Candidate Counterparts from Swift-XRT follow up observations
Date
2021-10-28T14:57:13Z (3 years ago)
From
Hugo Ayala at Pennsylvania State University <hgayala@psu.edu>
Hugo Ayala(PSU) reports for AMON (https://amon.psu.edu/):
Follow-up observations were performed by the Swift-XRT observatory of the
AMON NuEM-211020A coincidence (GCN Circ. 30950), located at
RA (J2000): 99.76 deg
Dec (J2000): 9.07 deg
Location uncertainty (50% containment): 0.17 deg (statistical only).
Location uncertainty (90% containment): 0.31 deg (statistical only).
A 4-tiling observation of 1000s each was requested, for a total of 4000s.
This observation covers most of the 90% containment region.
Observation 2021-10-21T19:08:35 - 2021-10-21T20:59:34
No X-ray source is visible in the field of view.
The 3 sigma upper limit on the 0.3-10 keV band is of 6e-5 counts s-1 keV-1