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bat position message for trigger 1062273

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This trigger is identified with the interesting source IGR17091-3624,
which is entry no. 10638 in the on-board catalog.
It is a source type 4 in the catalog.
The (RA,Dec) of IGR17091-3624 is (257.27917,-36.40694).
The distance from the source if 1.771 deg.
The trigger appears to be affected by BAT 7-min race error.

GRB position information:
GRB_RA: 255.992d {+17h 03m 58s} (J2000),
GRB_DEC: -37.851d {-37d 51' 02"} (J2000),
GAL_COORDS: 347.75, 2.17 [deg] galactic lon,lat of the burst (or transient)
Sun angle: 128.64
Moon angle: 137.17

MET of BAT trigger is 649434816.00 using SOD of 52388.53

E(B-V) report for trigger 1062273 using BAT GRB Position of (255.992,-37.851)
Reference is GCN_Notice_Sat_31_Jul_21_14:46:48_UT
E(B-V) = 1.646
WARNING: This position with |Galactic latitude| < 5 deg has unreliable extinction estimates.

Bandpass A_lambda
(microns) (mag)
U (0.34) 8.945
B (0.44) 7.103
V (0.54) 5.457
R (0.65) 4.400
I (0.81) 3.194

# 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(255.992,-37.851,180")

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xrt position message for trigger 1062273

E(B-V) report for trigger 1062273 using XRT Position of (255.98710,-37.84340)
Reference is GCN_Notice_Sat_31_Jul_21_14:51:04_UT
E(B-V) = 1.629
WARNING: This position with |Galactic latitude| < 5 deg has unreliable extinction estimates.

Bandpass A_lambda
(microns) (mag)
U (0.34) 8.853
B (0.44) 7.030
V (0.54) 5.401
R (0.65) 4.355
I (0.81) 3.161

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# Region file format: DS9 version 3.0
# file produced by rerun_uvot_tdrss.pl on 210731d14h53m45sUT
global color=green font="helvetica 10 normal" select=1 edit=1 move=1 delete=1 include=1 fixed=0 source
fk5;circle(255.98710,-37.84340,4.90")