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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 M51 ULXs


Time Submitted2023-09-12 13:40:58
UrgencyMedium Urgency (days to a week)
Object NameM51 ULXs
Type or ClassificationUltraluminous X-ray Sources
Right Ascension (J2000)202.48421 (= 13h 29m 56.0s)
Declination (J2000)47.23060 (= 47° 13' 50.0'')
Position Error (90% confidence - arcminutes)0
Science Justification
Exposure Time per Visit (s)2000
Number of Visits10
Total Exposure (s)20000
Immediate Objective
UVOT Mode0x9999: Default (Filter of the day)
Primary Target ID11417

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
Exposure (s)Observed
Time (s)
12023-09-16 00:00:002023-09-17 00:00:00PC0x99992000570
22023-09-22 00:00:002023-09-23 00:00:00PC0x999920001750
32023-09-28 00:00:002023-09-29 00:00:00PC0x999920001940
42023-10-04 00:00:002023-10-05 00:00:00PC0x999920001860
52023-10-10 00:00:002023-10-11 00:00:00PC0x999920001945
62023-10-16 00:00:002023-10-17 00:00:00PC0x999920002050
72023-10-22 00:00:002023-10-23 00:00:00PC0x99992000685
82023-10-28 00:00:002023-10-29 00:00:00PC0x999920001670
92023-11-03 00:00:002023-11-04 00:00:00PC0x999920001640
102023-11-09 00:00:002023-11-10 00:00:00PC0x999920001885

Swift Mission Operations Center

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Swift MOC Team Leads

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