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GRB 250601A: Swift observation summary

Mission:Swift/BAT
GRB RA:90.071°
GRB Dec:-57.289°
GRB Err:5.0 arcmin
T0:2025-06-01 17:29:35 UT
Galactic:265.73° -29.35°
Galactic NH:5.12× 1020 cm-2
Galactic E(B-V):0.06954069
Sun distance:81.24°
Sun angle:1.35 [hr] (East of Sun)
Moon distance:87.05°
Visibility of this field.
Data analysed so far:
  • ObsID: 00021844001 with 4.6 ks exposure.
  • ObsID: 00021844002 with 3.9 ks exposure.

About ToO analysis.

Find an upper limit.

Sources found so far

So far 12 sources have been found in the XRT data. 1 sources match catalogued sources.

# RA (J2000) Dec (J2000) Err901 Detection
Flag2
Dist from
Swift/BAT pos
Exposure Notes Vizier
1
[details]
06h 01m 31.83s -57° 10′ 52.0″ 3.3′′ Good 12.0′ 4.6 ks Matches known X-ray source: 1RXS J060131.8-571041 (from ROSAT/RASSFSC), 11.8″ away.
Matches SIMBAD source: 1RXS J060131.8-571041, 11.8″ away.
Vizier logo
2
[details]
06h 00m 48.56s -57° 14′ 16.6″ 7.3′′ Good 5.2′ 8.5 ks Vizier logo
3
[details]
06h 00m 22.47s -57° 16′ 40.0″ 5.7′′ Good 1.0′ 8.5 ks Vizier logo
4
[details]
06h 01m 25.51s -57° 18′ 50.8″ 6.0′′ Reasonable 9.4′ 8.5 ks Vizier logo
5
[details]
06h 01m 43.43s -57° 19′ 14.1″ 8.3′′ Good 11.8′ 8.1 ks Vizier logo
6
[details]
05h 59m 23.87s -57° 11′ 14.3″ 8.5′′ Poor 9.4′ 8.5 ks Vizier logo
7
[details]
06h 00m 34.45s -57° 06′ 23.4″ 9.0′′ Poor 11.2′ 8.5 ks Vizier logo
8
[details]
06h 00m 45.59s -57° 06′ 29.0″ 6.7′′ Poor 11.5′ 8.5 ks Vizier logo
9
[details]
05h 59m 14.89s -57° 11′ 21.4″ 7.1′′ Poor 10.3′ 8.5 ks Vizier logo
10
[details]
06h 00m 01.20s -57° 20′ 45.6″ 11.6′′ Poor 4.0′ 8.5 ks Vizier logo
11
[details]
05h 59m 25.90s -57° 18′ 08.0″ 5.8′′ Poor 7.0′ 8.5 ks Vizier logo
12
[details]
06h 00m 55.44s -57° 12′ 45.2″ 5.9′′ Poor 6.9′ 8.5 ks Vizier logo

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

Select image style: Draggable PNG | JS9.

FITS image.

Image of all observations processed so far

Exposure map

FITS exposure map.

Exposure map of all observations processed so far