Swift Trigger: 1327910

Presumed name: GRB 250625A

BAT	17^h 26^m 04.56^s, +22° 15′ 54.0″
position:	(261.519, +22.265 ± 180″)
XRT	17^h 26^m 02.14^s, +22° 16′ 02.0″
position:	(261.50893, 22.26722 ± 1.9″)
UVOT	No position available.
Galactic N_HI:	4.56×10²⁰ cm^-2
Galactic E(B-V):	0.056 mag

Best RA:	17^h 26^m 02.14^s	= 261.50893 d
Best Dec:	+22° 16′ 02.0″	= 22.26722 d

Gal Lat:	28.21
Gal Long:	44.96

Sun angle:	132.68°, -11.1 hr East of Sun

GCN Notices for this burst.

View this region in Aladin.

Observability of this burst for Swift.

Sun angle for this burst.

UVOT data

No UVOT images are currently available.

XRT SPER data

SPER results page for this trigger.

There are 10 SPER messages, and 1 objects have been found

- Object 1 - enhanced position.
- RA (J2000) : 17 26 02.14 (22.26722)
- Dec (J2000): +22 16 02.0 ( 22.26652)
- Error (90%): 1.9
- Counts in Source: 72

See the SPER page for details of how this position was produced.

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)	RA	Dec	Date reported	Source	Misc	Query

Catalogue Searches. Searched 200′ around XRT position

Click on the distance to view the full details (not available for sources from the SSS catalogue). Click on the column headers to sort the table on that column (click again to invert sort order).

SIMBAD

	RA*	Dec*	SIMBAD name		Query
70.9	261.4886	22.2731	TYC 1549-1643-1	B=12.67, G=12.350565, H=11.149, J=11.421, K=11.102, V=12.12

* RA/Dec in equinox J2000

X-ray sources

	RA*	Dec*		Source table²	Observatory	Query

Queried the X-ray MASTER catalogue.

* RA/Dec in equinox J2000

¹Energy band for count-rate is mission specific.

Galaxies

	RA*	Dec*		Catalogue
16.0	261.5083	22.2717		NED
16.2	261.5125	22.2703		NED
19.1	261.5083	22.2619		NED
21.4	261.5150	22.2653		NED
29.1	261.5146	22.2611		NED
29.5	261.5173	22.2699	R1=19.7, R2=20.3	USNO-B1
30.2	261.5175	22.2700		NED
31.6	261.5042	22.2750		NED
34.9	261.5113	22.2767		NED
40.7	261.5158	22.2767		NED

Queried APM-N, SDSS, PSCz, SSS, NED, 2MASSX, USNO-B1.

There are 256 galaxies within the position error. The full list is here.

* RA/Dec in equinox J2000

Magnitudes depend on the catalogue. e.g. For Sloan, R is the Sloan r mag, not the Johnson R from APM, for example

Stars

	RA*	Dec*		Catalogue
16.7	261.5126	22.2704	B2=20.5, I=18.0, R1=19.2, R2=19.2	USNO-B1
18.9	261.5083	22.2620	B1=17.7, B2=17.3, I=16.1, R1=16.8, R2=16.4	USNO-B1
19.0	261.5083	22.2620	h=15.2, j=15.5, k=15.1	2MASS
20.9	261.5028	22.2661	B1=20.6, B2=20.1, I=19.0, R1=19.4, R2=19.3	USNO-B1
21.5	261.5151	22.2654	h=14.8, j=15.5, k=14.9	2MASS
21.5	261.5151	22.2654	B1=19.7, B2=18.9, I=16.5, R1=17.4, R2=17.1	USNO-B1
27.6	261.5067	22.2746	B1=19.1, B2=18.8, I=17.9, R1=18.2, R2=17.4	USNO-B1
28.1	261.5064	22.2747	B2=17.9, R2=17.1	USNO-B1
28.8	261.5147	22.2613	B1=19.7, B2=19.3, I=18.2, R1=18.5, R2=18.8	USNO-B1
31.6	261.5044	22.2749	B1=16.5, B2=15.8, I=15.2, R1=15.7, R2=15.3	USNO-B1

Queried USNO-B1, SDSS, 2MASS.

There are 237 stars within the position error. The full list is here.

* RA/Dec in equinox J2000

Magnitudes depend on the catalogue. e.g. For Sloan, R is the Sloan r mag, not the Johnson R from APM, for example.