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EP#01709177124: Swift observation summary

Mission:Einstein Probe/WXT
Einstein Probe RA:239.433°
Einstein Probe Dec:-79.643°
Einstein Probe Err:3.1 arcmin
T0:2025-05-28 16:45:02 UT
Galactic:310.91° -19.79°
Galactic NH:1.03× 1021 cm-2
Sun distance:121.81°
Sun angle:11.64 [hr] (East of Sun)
Moon distance:127.30°
Visibility of this field.
First slew:2025-05-28 23:26:53 UT
First observation:2025-05-28 23:26:14 UT
First analysis:2025-05-29 02:01:35 UT
Data analysed so far:
  • ObsID: 00019838001 with 1.2 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
Einstein Probe/WXT pos		 Exposure Notes Vizier
1
[details]		 15h 57m 40.27s -79° 39′ 14.3″ 4.0′′ * Good 4 (K) 0.7′ 1.2 ks Matches SIMBAD source: Gaia DR3 5778356748440163840, 1.2″ away.
Matches known X-ray source: 4XMM J155740.2-793911 (from XMM-NEWTON/XMMSSC), 3.0932225378114″ away.		 Vizier logo
2
[details]		 15h 55m 26.21s -79° 40′ 33.5″ 8.3′′ Good 4 (K) 6.5′ 1.2 ks Matches SIMBAD source: LEDA 2828587, 13.2″ away.
Matches known X-ray source: 4XMM J155521.6-794036 (from XMM-NEWTON/XMMSSC), 12.523143346983″ 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