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GRB 250506A - Incorrect SVOM position: Swift observation summary

Mission:SVOM/ECLAIRs
SVOM RA:219.613°
SVOM Dec:+29.277°
SVOM Err:6.5 arcmin
T0:2025-05-06 02:23:22 UT
Galactic:44.46° +66.38°
Galactic NH:1.36× 1020 cm-2
Sun distance:134.13°
Sun angle:11.77 [hr] (East of Sun)
Moon distance:61.34°
Visibility of this field.
First slew:2025-05-06 02:48:35 UT
First observation:2025-05-06 02:48:03 UT
First analysis:2025-05-06 06:59:20 UT
Data analysed so far:
  • ObsID: 00019764001 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 1 sources have been found in the XRT data. 0 sources match catalogued sources.

:

# RA (J2000) Dec (J2000) Err901 Detection
Flag2
Rank3 Dist from
SVOM/ECLAIRs pos
Exposure Notes Vizier
1
[details]
14h 38m 34.04s +29° 13′ 02.7″ 4.6′′ * Good 3 (U) 3.9′ 1.7 ks 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