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Swift Trigger: 772006

Presumed name: GRB 170912A

Back to trigger list.

BAT 11h 09m 29.28s, -54° 21′ 36.0″
position:(167.372, -54.360 ± 180″)
XRT 11h 09m 29.59s, -54° 19′ 34.3″
position:(167.3733, -54.3262 ± 2.3″)
UVOT No position available.
Galactic NHI:1.92×100 cm-2
Galactic E(B-V):0.304 mag
Best RA:11h 09m 29.59s= 167.3733 d
Best Dec:-54° 19′ 34.3″= -54.3262 d
Gal Lat:5.63
Gal Long:288.33
Sun angle:58.66°, 0.2 hr West

1Sper #9 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)

XRT SPER data

SPER results page for this trigger.

Image of the SPER data

There are 10 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
0.2′′167.37338-54.32622GCN #21862GRB 170912A: Prompt enhanced Swift-XRT positionVizier logo
0.7′′167.37343-54.32638GCN #21863GRB 170912A: Enhanced Swift-XRT positionVizier logo
2.5′′167.37342-54.32689GCN #21861GRB 170912A: Swift detection of a burstVizier logo
66.1′′167.38600-54.34300GCN #21877GRB 170912A: 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).

SIMBAD

RA*Dec*SIMBAD name Query
62.1167.3879-54.3112TYC 8616-2964-1B=11.68, H=10.735, J=10.867, K=10.707, V=11.30Query vizier around this object
112.0167.3793-54.3571TYC 8616-2591-1B=11.98, H=10.16, J=10.427, K=10.092, V=11.34Query vizier around this object
166.7167.4516-54.3186TYC 8616-2659-1B=11.58, H=9.549, J=9.849, K=9.452, V=10.86Query vizier around this object
189.1167.2856-54.3384HD 96965B=11.28, H=7.938, J=8.355, K=7.724, V=10.12Query vizier around this object

There are 4 SIMBAD objects within the position error. The full list is here.

* 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.

Galaxies

RA*Dec*Redshift CatalogueQuery
21.8167.3634-54.3244B2=20.0, I=17.5, R1=17.6USNO-B1Query vizier around this object
23.9167.3683-54.3322I=16.8, R1=17.8USNO-B1Query vizier around this object
24.2167.3798-54.3207I=16.8, R1=16.7USNO-B1Query vizier around this object
37.3167.3891-54.3215I=17.5, R2=18.4USNO-B1Query vizier around this object
40.0167.3780-54.3370B2=17.2, I=16.3, R1=15.7, R2=16.3USNO-B1Query vizier around this object
41.2167.3702-54.3375B2=17.8, I=15.8, R1=15.8, R2=16.4USNO-B1Query vizier around this object
44.9167.3520-54.3250B2=14.2, I=13.1, R2=15.9USNO-B1Query vizier around this object
50.2167.3575-54.3157R1=17.8, R2=18.2USNO-B1Query vizier around this object
50.8167.3544-54.3174B2=14.8, I=13.0, R1=13.8, R2=13.8USNO-B1Query vizier around this object
53.2167.3935-54.3351B2=19.6, R1=17.6USNO-B1Query vizier around this object

Queried APM-N, SDSS, PSCz, SSS, NED, 2MASSX, USNO-B1.

There are 170 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

Stars

RA*Dec* CatalogueQuery
17.1167.3653-54.3272h=16.4, j=17.1, k=15.82MASSQuery vizier around this object
18.6167.3704-54.3311B2=17.4, I=15.5, R1=16.0, R2=16.4USNO-B1Query vizier around this object
18.6167.3701-54.3310h=14.8, j=15.3, k=14.62MASSQuery vizier around this object
21.4167.3833-54.3274B2=19.0, R1=17.5, R2=18.4USNO-B1Query vizier around this object
22.7167.3629-54.3245h=15.9, j=16.5, k=15.52MASSQuery vizier around this object
23.5167.3761-54.3325h=16.0, j=16.9, k=15.42MASSQuery vizier around this object
23.7167.3796-54.3208h=15.9, j=16.4, k=14.52MASSQuery vizier around this object
23.7167.3691-54.3201B2=18.6, I=16.7, R1=16.7, R2=17.6USNO-B1Query vizier around this object
23.7167.3689-54.3201h=15.2, j=15.6, k=14.82MASSQuery vizier around this object
24.0167.3796-54.3317h=15.9, j=16.9, k=15.62MASSQuery vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 649 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.