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GRB 251026A: Swift observation summary

Mission:SVOM/ECLAIRs
SVOM RA:72.582°
SVOM Dec:+51.806°
SVOM Err:6.9 arcmin
T0:2025-10-26 08:26:46 UT
Galactic:155.33° +4.64°
Galactic NH:4.02× 1021 cm-2
Sun distance:128.19°
Sun angle:9.19 [hr](West of Sun)
Moon distance:154.90°
Visibility of this field.
First slew:2025-10-26 10:02:59 UT
First observation:2025-10-26 10:02:25 UT
First analysis:2025-10-26 14:16:37 UT
Data analysed so far:
  • ObsID: 03000156001 with 1.7 ks exposure.

About tiled field analysis.

So far 1 fields have been scheduled for observations. Data are available and processed for 1 of these.

Find an upper limit.

Sources found so far

So far 2 sources have been found in the XRT data. 2 sources match catalogued sources.

:

# RA (J2000) Dec (J2000) Err901 Detection
Flag2		 Rank3 Dist from
SVOM/ECLAIRs pos		 Exposure Notes Vizier
1
[details]		 04h 49m 45.25s +51° 46′ 07.2″ 5.2′′ * Good 3 (U) 5.8′ 1.7 ks Matches SIMBAD source: NVSS J044945+514603, 7.5″ away. Vizier logo
2
[details]		 04h 50m 52.54s +51° 56′ 30.6″ 9.7′′ Reasonable 3 (U) 9.6′ 1.7 ks Matches SIMBAD source: NVSS J045052+515630, 3.9″ away. Vizier logo

1 Radius, 90% confidence.
2 Indicates how likely the source is to be real. See the LSXPS documentation.
3 T=Transient Source, O=Outbursting known source, U=Uncatalogued X-ray source, K=Known X-ray source.
* 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