GRB 260125A: Swift observation summary

Mission:	Fermi/GBM
GRB RA:	151.570°
GRB Dec:	-6.576°
GRB Err:	5 arcsec
T0:	2026-01-25 07:36:58 UT
Galactic:	246.94° +37.74°
Galactic N_H:	3.38× 10²⁰ cm^-2
Galactic E(B-V):	0.03623126

Sun distance:	144.98°
Sun angle:	10.39 [hr](West of Sun)
Moon distance:	131.51°
Visibility of this field.

Data analysed so far:

ObsID: 00021899001 with 3.1 ks exposure.

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Sources found so far

So far 5 sources have been found in the XRT data. 0 sources match catalogued sources.

#	RA (J2000)	Dec (J2000)	Err₉₀¹	Detection Flag²	Dist from Fermi/GBM pos	Exposure
1 [details]	10h 06m 23.61s151.59837°	-06° 40′ 13.5″-6.67042°	7.7′′	Good	5.9′	3.1 ks
Mean XRT rate: 4.4 (+1.7, -1.4) ×10^-3 ct s^-1 Peak XRT rate: 4.4 (+1.7, -1.4) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.03 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 9.6 (+3.6, -2.9) ×10^-14 erg cm^-1s^-1 Peak XRT flux: 9.6 (+3.6, -2.9) ×10^-14 erg cm^-1s^-1 Products: Spectrum \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
2 [details]	10h 06m 07.55s151.53148°	-06° 33′ 07.2″-6.55199°	8.8′′	Good	2.7′	3.1 ks
Mean XRT rate: 3.1 (+1.5, -1.1) ×10^-3 ct s^-1 Peak XRT rate: 3.1 (+1.5, -1.1) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.16 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 6.0 (+2.9, -2.2) ×10^-13 erg cm^-1s^-1 Peak XRT flux: 6.0 (+2.9, -2.2) ×10^-13 erg cm^-1s^-1 Products: Spectrum \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
3 [details]	10h 05m 46.24s151.44267°	-06° 42′ 41.7″-6.71159°	7.5′′	Poor	11.1′	3.1 ks
Mean XRT rate: 2.9 (+1.7, -1.2) ×10^-3 ct s^-1 Peak XRT rate: 2.9 (+1.7, -1.2) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 36169836108.02 ct s^-1 (XRT equiv count-rate) Mean XRT flux: 2.6 (+1.5, -1.1) ×10^-11 erg cm^-1s^-1 Peak XRT flux: 2.6 (+1.5, -1.1) ×10^-11 erg cm^-1s^-1 Products: Spectrum \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
4 [details]	10h 05m 49.31s151.45547°	-06° 42′ 56.7″-6.71575°	6.0′′	Poor	10.8′	3.1 ks
Mean XRT rate: 2.9 (+1.7, -1.2) ×10^-3 ct s^-1 Peak XRT rate: 2.9 (+1.7, -1.2) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Products: Spectrum \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]
5 [details]	10h 06m 46.06s151.69190°	-06° 31′ 02.1″-6.51726°	5.8′′	Poor	8.1′	3.1 ks
Mean XRT rate: 2.00 (+1.37, -0.98) ×10^-3 ct s^-1 Peak XRT rate: 2.00 (+1.37, -0.98) ×10^-3 ct s^-1 RASS PSPC 3-σ upper limit: 0.02 ct s^-1 (XRT equiv count-rate) Products: Spectrum \| Expected serendipitous sources: ~0.00×10⁺⁰ [What is this?]

¹ Radius, 90% confidence.
² Indicates how likely the source is to be real. See the 1SXPS documentation.
^* The position was enhanced using astrometry derived from the Swift UVOT.
^† The position was astrometrically corrected using the XRT sources and the 2MASS catalogue.

Image

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Exposure map

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FITS exposure map.