---

bat position message for trigger 863421

--====1537886402====
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline

GRB position information:
GRB_RA: 315.213d {+21h 00m 51s} (J2000),
GRB_DEC: -64.443d {-64d 26' 35"} (J2000),
GAL_COORDS: 330.51,-38.09 [deg] galactic lon,lat of the burst (or transient)
Sun angle: 106.33
Moon angle: 74.42

MET of BAT trigger is 559579073.59 using SOD of 52651.94

E(B-V) report for trigger 863421 using FOM Will_Observe of (315.213,-64.443)
Reference is GCN_Notice_Tue_25_Sep_18_14:38:19_UT
E(B-V) = 0.034

Bandpass A_lambda
(microns) (mag)
U (0.34) 0.185
B (0.44) 0.147
V (0.54) 0.113
R (0.65) 0.091
I (0.81) 0.066
--====1537886402====--

---

xrt position message for trigger 863421

E(B-V) report for trigger 863421 using XRT Position of (315.20075,-64.45689)
Reference is GCN_Circulars-23271-Tue,_25_Sep_2018_18:20:59_-0400
E(B-V) = 0.034

Bandpass A_lambda
(microns) (mag)
U (0.34) 0.184
B (0.44) 0.146
V (0.54) 0.112
R (0.65) 0.091
I (0.81) 0.066

--====1537914091====
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
# Region file format: DS9 version 3.0
# file produced by rerun_uvot_tdrss.pl on 180925d22h21m28sUT
global color=green font="helvetica 10 normal" select=1 edit=1 move=1 delete=1 include=1 fixed=0 source
fk5;circle(315.20075,-64.45689,3.80")