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Swift Trigger: 671231

Presumed name: GRB 160121A

Back to trigger list.

BAT 07h 16m 18.96s, -23° 34′ 40.8″
position:(109.079, -23.578 ± 180″)
XRT 07h 16m 21.22s, -23° 35′ 31.9″
position:(109.0884, -23.5922 ± 2.2″)
UVOT No position available.
Galactic NHI:3.82×100 cm-2
Galactic E(B-V):0.550 mag
Best RA:07h 16m 21.22s= 109.0884 d
Best Dec:-23° 35′ 31.9″= -23.5922 d
Gal Lat:-5.39
Gal Long:236.72
Sun angle:134.38°, -11.1 hr East of Sun

1Sper #3 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 u image

u 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
0.6′′109.08821-23.59222GCN #18918GRB 160121A: Enhanced Swift-XRT positionVizier logo
0.9′′109.08817-23.59208GCN #18924GRB 160121A: RATIR Optical ObservationsVizier logo
1.9′′109.08896-23.59203GCN #18912GRB 160121A: Swift detection of a burstVizier logo
28.8′′109.08000-23.59000GCN #18919GRB 160121A: Swift-BAT refined analysisVizier logo

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
14.5109.0882-23.5882B=19.7, R2=19.1, i=18.3SSSQuery vizier around this object
15.2109.0883-23.5880B1=20.1, B2=19.6, I=18.2, R1=18.8, R2=17.9USNO-B1Query vizier around this object
26.1109.0937-23.5975I=18.8, R1=19.3, R2=20.5USNO-B1Query vizier around this object
35.9109.0993-23.5920I=18.6, R2=20.1USNO-B1Query vizier around this object
43.5109.0888-23.5801B2=20.4, R2=18.7USNO-B1Query vizier around this object
49.2109.0752-23.5859B=20.9, R2=19.9, i=19.3SSSQuery vizier around this object
49.5109.1020-23.5865B=20.5, R2=19.3, i=18.7SSSQuery vizier around this object
49.6109.0829-23.5794B=20.2, R2=19.0, i=18.4SSSQuery vizier around this object
55.0109.0718-23.5937B=19.5, R2=15.4, i=18.7SSSQuery vizier around this object
56.4109.0713-23.5933B1=19.2, B2=18.8, I=17.8, R1=17.6USNO-B1Query vizier around this object


There are 110 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
7.3109.0863-23.5917B1=20.0, B2=19.9, R2=19.5USNO-B1Query vizier around this object
8.4109.0888-23.5899B2=19.5, I=18.6, R1=18.9, R2=19.0USNO-B1Query vizier around this object
9.7109.0877-23.5948B1=19.4, B2=18.5, I=17.3, R1=17.5, R2=17.7USNO-B1Query vizier around this object
9.7109.0876-23.5948h=15.6, j=16.1, k=15.52MASSQuery vizier around this object
13.1109.0883-23.5886B2=19.7, I=18.1, R2=18.5USNO-B1Query vizier around this object
15.3109.0900-23.5882h=16.0, j=16.3, k=16.52MASSQuery vizier around this object
15.7109.0901-23.5881B1=19.5, B2=18.9, I=17.6, R1=18.2, R2=17.8USNO-B1Query vizier around this object
20.6109.0924-23.5878B1=19.4, B2=18.6, I=17.3, R1=17.9, R2=17.8USNO-B1Query vizier around this object
20.8109.0925-23.5878h=15.9, j=16.4, k=15.92MASSQuery vizier around this object
23.3109.0953-23.5937B1=18.1, B2=17.3, I=16.1, R1=16.5, R2=16.7USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 706 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.