Skip banner and navigation tools.

 |  site map

Sky images|
UVOT images|
SPER data|

[Hide] [Trigger list]

Swift Trigger: 534402

Presumed name: GRB 120923A

Back to trigger list.

BAT 20h 15m 10.80s, +06° 14′ 06.0″
position:(303.795, 6.235 ± 180″)
XRT 20h 15m 10.75s, +06° 13′ 15.6″
position:(303.7948, 6.2210 ± 2.3″)
UVOT No position available.
Galactic NHI:9.80×1020 cm-2
Galactic E(B-V):NED unavailable
Best RA:20h 15m 10.75s= 303.7948 d
Best Dec:+06° 13′ 15.6″= 6.2210 d
Gal Lat:-15.47
Gal Long:48.48
Sun angle:123.22°, -8.2 hr East of Sun

1Sper #4 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 7 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
0.8′′303.794926.22119GCN #13802GRB 120923A: Gemini afterglow detection´┐Ż high-z candidateVizier logo
1.1′′303.794796.22131GCN #13801GRB 120923A: Enhanced Swift-XRT positionVizier logo
5.1′′303.795826.22003GCN #13798GRB 120923A: TAROT La Silla observatory optical observationsVizier logo
5.8′′303.796296.22039GCN #13796GRB 120923A: Swift detection of a burstVizier logo
131.7′′303.780426.25467GCN #13807GRB 120923A: 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
5.1303.79586.2200B1=19.1, B2=18.5, I=17.7, R1=17.8, R2=17.9USNO-B1Query vizier around this object
11.9303.79596.2179B1=20.9, B2=20.0, I=18.4, R1=18.6, R2=19.5USNO-B1Query vizier around this object
12.9303.79376.2176B1=20.5, B2=19.2, I=18.0, R1=18.1, R2=18.2USNO-B1Query vizier around this object
24.1303.79656.2145R1=19.2, R2=19.8USNO-B1Query vizier around this object
25.0303.78796.2200B1=20.9, B2=19.9, I=18.9, R1=18.8, R2=19.7USNO-B1Query vizier around this object
28.2303.79376.2132B1=18.5, B2=18.0, I=17.6, R1=17.6, R2=17.8USNO-B1Query vizier around this object
31.4303.80286.2245B1=20.8, B2=20.9, R2=19.9USNO-B1Query vizier around this object
32.6303.79156.2295B1=20.8, B2=20.0, I=18.7, R1=19.2, R2=19.7USNO-B1Query vizier around this object
35.8303.78576.2251B1=18.4, B2=16.3, I=15.7, R1=16.2, R2=16.4USNO-B1Query vizier around this object
39.9303.78436.2247B2=19.9, R1=18.6, R2=18.0USNO-B1Query vizier around this object


There are 179 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
27.9303.79946.2273B1=20.2, B2=20.1, I=18.3, R1=19.1, R2=19.4USNO-B1Query vizier around this object
29.9303.78736.2247h=13.3, j=13.8, k=13.12MASSQuery vizier around this object
30.6303.78726.2249B1=16.4, B2=15.6, I=14.3, R1=14.5, R2=15.2USNO-B1Query vizier around this object
32.3303.79116.2128B2=21.2, R2=20.2USNO-B1Query vizier around this object
35.9303.78906.2292h=11.4, j=12.1, k=11.32MASSQuery vizier around this object
36.1303.78916.2292B1=16.1, B2=15.6, I=13.4, R1=14.0, R2=14.5USNO-B1Query vizier around this object
36.7303.78556.2252h=15.6, j=16.2, k=15.82MASSQuery vizier around this object
37.8303.79826.2111B1=19.4, B2=18.2, I=17.2, R1=17.1, R2=17.7USNO-B1Query vizier around this object
38.1303.79826.2110h=15.8, j=16.1, k=15.92MASSQuery vizier around this object
38.8303.78476.2248B2=19.1, R2=18.1USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 337 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.