School of Physics & Astronomy

| site map

Home
About
The Swift Mission UK involvement Instruments
GRBs before Swift GRBs in the Swift era Non-GRB science with Swift GRB research at Leicester
Spacecraft status Swift in the press Swift Videos
Support
Helpdesk TOO requests Guest Investigator program Target visibility checker Search transient database
Data Access
Overview Quick Look GCN Notices Download obs data Search obs catalogue The 2SXPS catalogue The LSXPS catalogue
Data Analysis
Data analysis overview Swift software
Build XRT products
BAT data analysis guide XRT data analysis guide XRT digest UVOT data analysis guide
Data Products
GRBs Full dataset Swift XRT products for GRBs XRT positions XRT light curves XRT spectra XRT GRB catalogue XRT GRB images Burst analyser Prompt data GRB field info XRT prompt analysis External triggers Einstein Probe follow up SVOM follow up Neutrino follow up Gravitational Wave follow up
Publications
Publication index Published papers Submitted papers XRT instrument papers ATels GCNs Conferences
Links
Databases NED Simbad GCN circulars archive GRB data table Software & Tools Swift Software (HEASoft) Xanadu WebPIMMS Institutional Swift Sites GSFC PSU OAB SSDC MSSL University of Leicester

Stacked image 30479, version 1

Version 1

Field flag:	Flagged — contains diffuse emission / artifacts.
Central position:	RA=20^h 21^m 48.82^s, Dec=+40° 36′ 59.1″ (J2000) (view as decimal)	RA=305.4534°, Dec=+40.6164° (J2000) (view as sexagesimal)
Observed between:	2012-02-27 15:23:12 UT and 2024-01-06 12:46:07 UT
Exposure:	11 ks (19 ks raw)
Number of snapshots:	34
Number of sources:	23 (Show all bands)
Total band:	17
Soft band:	11
Medium band:	2
Hard band:	5
Mean background rate:	2.21×10^-6 ct s^-1 pixel^-1 (Show all bands)
Total band:	2.21×10^-6 ct s^-1 pixel^-1
Soft band:	1.14×10^-6 ct s^-1 pixel^-1
Medium band:	1.16×10^-6 ct s^-1 pixel^-1
Hard band:	1.16×10^-6 ct s^-1 pixel^-1
Field published on:	2025-04-23 18:16:09
Comprised of:	15 observations (Show observations) 00020207007—4.0 ks 00020209001—2.3 ks 00020210001—2.4 ks 00020211001—2.4 ks 00020212001—2.2 ks 03112222001—0.5 ks 03112233001—0.5 ks 03112237001—0.6 ks 03112250003—0.2 ks 03112254003—0.6 ks 03112254005—0.2 ks 03112258001—0.3 ks 03112258003—0.6 ks 07400060001—1.4 ks 07400060002—0.9 ks
This image overlaps with other stacked images:	There are 13 overlapping stacks. [Show]. 347433 268381 283226 353802 353818 353807 353819 353786 353803 353816 353824 283225 353817
Dataset ID:	353812

Working....

Total | Soft | Medium | Hard | Exposure

Show source regions? Include sources not detected in this image?
(There are 263, loading this may be slow). [about the regions]
Show artifacts?

Image type:

Downloads (Total band): FITS image | BG map | BG map with sources | Exposure map.

Loading image…

Loading regions…