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GCN Circular 20052

Subject
GRB 161014A: RATIR Optical and NIR Observations
Date
2016-10-15T23:51:01Z (8 years ago)
From
V. Zach Golkhou at ASU/RATIR <golkhou@gmail.com>
V. Zach Golkhou (ASU), Nat Butler (ASU), Alan M. Watson (UNAM), Alexander
Kutyrev (GSFC),William H. Lee (UNAM), Michael G. Richer (UNAM), Ori Fox
(STScI), J. Xavier Prochaska (UCSC), Josh Bloom (UCB), Antonino Cucchiara
(UVI), Eleonora Troja (GSFC), Owen Littlejohns (ASU), Enrico Ramirez-Ruiz
(UCSC), Jos�� A. de Diego (UNAM), Leonid Georgiev (UNAM), Jes��s Gonz��lez
(UNAM), Carlos Rom��n-Z����iga (UNAM), Neil Gehrels (GSFC), Harvey Moseley
(GSFC), John Capone (UMD), and Vicki Toy (UMD) report:

We observed the field of GRB 161014A (Racusin, et al., GCN 20035) with the
Reionization and Transients Infrared Camera (RATIR; www.ratir.org) on the
1.5m Harold Johnson Telescope at the Observatorio Astron��mico Nacional on
Sierra San Pedro M��rtir from 2016/10 15.20 to 2016/10 15.39 UTC (16.17 to
20.80 hours after the BAT trigger), obtaining a total of 2.72 hours
exposure in the r and i bands and 1.22 hours exposure in the Z, Y, J, and H
bands.

For a source within the Swift-XRT error circle (Mingo, et al., GCN 20050),
in comparison with the SDSS DR9 and 2MASS catalogs, we obtain the following
detections and upper limits (3-sigma):

  r 22.89 +/- 0.12
  i 22.24 +/- 0.10
  Z 22.01 +/- 0.15
  Y > 21.60
  J 21.19 +/- 0.15
  H > 20.48

This source is consistent with the source reported in Morita  et al., (GCNs
20036, 20046), Guidorzi et al., (GCN 20037), Xin et al., (GCN
20038), Nakaoka et al., (GCN 20039),  Mazaeva et al., (GCN
20042), and Melandri et al., (GCN 20048). These magnitudes are in the AB
system and are not corrected for Galactic extinction in the direction of
the GRB.

We thank the staff of the Observatorio Astron��mico Nacional in San Pedro
M��rtir.
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