---

bat position message for trigger 1069551

--====1629481363====
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline

GRB position information:
GRB_RA: 20.629d {+01h 22m 31s} (J2000),
GRB_DEC: +4.632d {+04d 37' 55"} (J2000),
GAL_COORDS: 137.40,-57.36 [deg] galactic lon,lat of the burst (or transient)
Sun angle: 126.73
Moon angle: 75.75

MET of BAT trigger is 651173908.28 using SOD of 63480.70

E(B-V) report for trigger 1069551 using BAT GRB Position of (20.629,+4.632)
Reference is GCN_Notice_Fri_20_Aug_21_17:39:07_UT
E(B-V) = 0.031

Bandpass A_lambda
(microns) (mag)
U (0.34) 0.168
B (0.44) 0.133
V (0.54) 0.102
R (0.65) 0.082
I (0.81) 0.060

# Region file format: DS9 version 3.0
# Region file produced by swift_page.pl vrs. 2021-04-28 fem
global color=red font="helvetica 10 normal" select=1 edit=1 move=1 delete=1 include=1 fixed=0 source
fk5;circle(20.629,+4.632,180")

---

xrt position message for trigger 1069551

E(B-V) report for trigger 1069551 using XRT Position of (20.63962,4.60764)
Reference is GCN_Circulars-30667-Fri,_20_Aug_2021_22:29:57_-0400
E(B-V) = 0.03

Bandpass A_lambda
(microns) (mag)
U (0.34) 0.166
B (0.44) 0.131
V (0.54) 0.101
R (0.65) 0.081
I (0.81) 0.059

--====1629513102====
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 210821d02h31m20sUT
global color=green font="helvetica 10 normal" select=1 edit=1 move=1 delete=1 include=1 fixed=0 source
fk5;circle(20.63962,4.60764,2.50")