SVOM_FIELD00025
SVOM
25
/SVOM
This is a confirmed GRB (GRB 250727A), the afterglow is source 1 -- please see the GRB results at https://www.swift.ac.uk/xrt_products/00019965 for updated analysis
.Mission: | SVOM/ECLAIRs |
---|---|
SVOM RA: | 355.799° |
SVOM Dec: | -81.127° |
SVOM Err: | 9.3 arcmin |
T0: | 2025-07-27 10:53:39 UT |
Galactic: | 306.12° -35.57° |
Galactic NH: | 6.65× 1020 cm-2 |
Sun distance: | 114.83° |
---|---|
Sun angle: | 8.72 [hr] (West of Sun) |
Moon distance: | 108.32° |
Visibility of this field. |
So far 1 fields have been scheduled for observations. Data are available and processed for 1 of these.
1 sources were found which matches the afterglow criteria.
# | RA (J2000) | Dec (J2000) | Err901 | Detection Flag2 |
Rank3 | Dist from SVOM/ECLAIRs pos |
Exposure | Notes | Vizier |
---|---|---|---|---|---|---|---|---|---|
1 [details] |
23h 45m 39.52s | -81° 12′ 50.4″ | 4.2′′ * | Good | 2 (O) | 7.7′ | 5.9 ks | The source is fading with 3.7-σ significance. | ![]() |
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.
So far 2 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] |
23h 45m 39.52s | -81° 12′ 50.4″ | 4.2′′ * | Good | 2 (O) | 7.7′ | 5.9 ks | The source is fading with 3.7-σ significance. | ![]() |
2 [details] |
23h 44m 06.83s | -81° 03′ 15.6″ | 8.5′′ | Good | 3 (U) | 4.9′ | 5.9 ks | ![]() |
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.
Select image style: Draggable PNG | JS9.