Swift MOC
Home Target of Opportunity Observations BAT XRT UVOT

Swift Target of Opportunity Request Summary

Below we summarize details for a given TOO request. Note not all details of the TOO request are made public.

TOO request for Cen X-4



ToO ID

22047
RequesterFijma
Time Submitted2025-02-13 09:15:33
UrgencyMedium Urgency (days to a week)
Object NameCen X-4
Type or ClassificationX-Ray Transient
Right Ascension (J2000)224.59139 (= 14h 58m 21.0s)
Declination (J2000)-31.66875 (= -31° 40' 07.0'')
Position Error (90% confidence - arcminutes)0
Science Justification
Exposure Time per Visit (s)1000
Number of Visits10
Total Exposure (s)10000
Immediate Objective
InstrumentUVOT
XRT ModeAuto
UVOT Mode0x2096
Primary Target ID35324

Below are tentative scheduling windows for this ToO request. Note that the 'Observed Time' is just an approximation for your convenience and may not be complete. Please check the online version of the Swift schedule for the full listing of observed times.

#Window StartWindow StopXRT
Mode		UVOT
Mode		Exposure (s)Observed
Time (s)
12025-02-17 00:00:002025-02-18 00:00:00PC0x20961000970
22025-02-18 00:00:002025-02-19 00:00:00PC0x20961000900
32025-02-21 00:00:002025-02-22 00:00:00PC0x209610001000
42025-02-22 05:21:002025-02-22 11:07:00PC0x209610004935
52025-02-23 00:00:002025-02-24 00:00:00PC0x209610005050
62025-02-24 00:00:002025-02-25 00:00:00PC0x20961000750
72025-02-25 00:00:002025-02-26 00:00:00PC0x20961000915
82025-02-26 00:00:002025-02-27 00:00:00PC0x20961000915
92025-02-27 00:00:002025-02-28 00:00:00PC0x20961000875

Swift Mission Operations Center

The Pennsylvania State University
301 Science Park Road,
Building 2 Suite 332,
State College, PA 16801
USA
☎ +1 (814) 865-6834
📧 swiftods@swift.psu.edu

Swift MOC Team Leads

Mission Director: John Nousek
Science Operations: Jamie Kennea
Flight Operations: Mark Hilliard
UVOT: Michael Siegel
XRT: Jamie Kennea

Swift Partners

UK: UCL MSSL Univ. of Leicester
USA: NASA/GSFC LANL Omitron SwRI
Italy: SSDC/ASI INAF OA-Brera