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Swift Trigger: 814677

Presumed name: GRB 180316A

Back to trigger list.

BAT 17h 41m 44.64s, +00° 44′ 13.2″
position:(265.436, +0.737 ± 180″)
XRT 17h 41m 42.96s, +00° 44′ 53.9″
position:(265.4290, 0.7483 ± 2.1″)
UVOT No position available.
Galactic NHI:1.07×100 cm-2
Galactic E(B-V):0.330 mag
Best RA:17h 41m 42.96s= 265.4290 d
Best Dec:+00° 44′ 53.9″= 0.7483 d
Gal Lat:15.81
Gal Long:25.47
Sun angle:90.28°, 6.0 hr West

1Sper #2 auto processing.

GCN Notices for this burst.

View this region in Aladin.

Observability of this burst for Swift.

Sun angle for this burst.

UVOT data

UVOT u image

u image

UVOT white image

white image

UVOT white image

white image

Blink images with DSS (link via GSFC)


SPER results page for this trigger.

Image of the SPER data

There are 4 SPER messages, and 1 objects have been found

See the SPER page for details of how this position was produced.

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)RA DecDate reportedSource MiscQuery
0.3′′265.428920.74833GCN #22502GRB180316A: MASTER-IAC optical detectionVizier logo
0.3′′265.428920.74833GCN #22501GRB 180316A: Prompt enhanced Swift-XRT positionVizier logo
1.4′′265.428630.74825GCN #22510GRB 180316A: Swift/UVOT DetectionVizier logo
1.7′′265.428540.74814GCN #22508GRB 180316A: Enhanced Swift-XRT positionVizier logo
5.0′′265.429000.74970GCN #22500GRB 180316A: Swift detection of a burstVizier logo
46.8′′265.422080.73731GCN #22512GRB 180316A: Swift-BAT refined analysisVizier logo

There are 11 matches in total. See the full table for details.

Catalogue Searches. Searched 3.33′ around XRT position

Click on the distance to view the full details (not available for sources from the SSS catalogue). Click on the column headers to sort the table on that column (click again to invert sort order).


RA*Dec*SIMBAD name Query

* RA/Dec in equinox J2000

X-ray sources

RA*Dec* Source table2Observatory Query

Queried the X-ray MASTER catalogue.

* RA/Dec in equinox J2000

1Energy band for count-rate is mission specific.


RA*Dec*Redshift CatalogueQuery
15.1265.42500.7467NEDQuery vizier around this object
17.7265.42930.7532B1=19.3, B2=19.2, R2=17.9USNO-B1Query vizier around this object
18.9265.43410.7496B1=20.4, B2=20.8, R2=19.7USNO-B1Query vizier around this object
19.6265.43040.7536NEDQuery vizier around this object
22.8265.43280.7432B=20.6, R2=19.5SSSQuery vizier around this object
33.3265.43130.7573B1=19.7, B2=18.8, I=17.7, R1=17.7, R2=17.6USNO-B1Query vizier around this object
41.3265.44010.7511B1=20.5, R2=19.5USNO-B1Query vizier around this object
43.5265.43920.7550NEDQuery vizier around this object
46.4265.44080.7534I=17.1, R1=19.1, R2=19.0USNO-B1Query vizier around this object
46.8265.44080.7537B=20.7, R2=19.4, i=18.1SSSQuery vizier around this object


There are 166 galaxies within the position error. The full list is here.

* RA/Dec in equinox J2000

Magnitudes depend on the catalogue. e.g. For Sloan, R is the Sloan r mag, not the Johnson R from APM, for example


RA*Dec* CatalogueQuery
3.7265.42840.7491B2=21.1, R2=20.0USNO-B1Query vizier around this object
13.3265.42610.7460h=14.3, j=15.0, k=14.22MASSQuery vizier around this object
14.8265.42530.7466B1=15.8, B2=15.6, I=13.9, R1=14.3, R2=14.3USNO-B1Query vizier around this object
15.6265.42490.7468h=13.4, j=13.8, k=13.32MASSQuery vizier around this object
18.4265.42900.7534B1=19.7, B2=19.3, I=17.8, R1=18.5, R2=18.4USNO-B1Query vizier around this object
19.6265.43330.7516B1=20.2, B2=19.9, I=18.0, R1=18.8, R2=18.7USNO-B1Query vizier around this object
20.0265.43040.7537B1=16.5, B2=16.2, I=14.8, R1=15.2, R2=15.1USNO-B1Query vizier around this object
20.3265.43060.7537h=13.5, j=13.9, k=13.52MASSQuery vizier around this object
22.7265.43270.7432B1=20.3, B2=20.2, R1=19.0, R2=19.2USNO-B1Query vizier around this object
25.7265.43430.7530B1=19.5, B2=19.3, I=18.2, R1=18.4, R2=18.2USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 445 stars within the position error. The full list is here.

* RA/Dec in equinox J2000

Magnitudes depend on the catalogue. e.g. For Sloan, R is the Sloan r mag, not the Johnson R from APM, for example.