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Swift Trigger: 995288

Presumed name: GRB 200909B

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BAT 11h 40m 42.24s, -31° 10′ 44.4″
position:(175.176, -31.179 ± 180″)
XRT No position available.
UVOT No position available.
Galactic NHI:5.25×100 cm-2
Galactic E(B-V):0.058 mag
Best RA:11h 40m 42.24s= 175.176 d
Best Dec:-31° 10′ 44.4″= -31.179 d
Gal Lat:29.3
Gal Long:285.59
Sun angle:36.71°, -0.4 hr East of Sun

GCN Notices for this burst.

View this region in Aladin.

Observability of this burst for Swift.

Sun angle for this burst.

UVOT data

No UVOT images are currently available.

XRT SPER data

No SPER data received yet. Refresh this page to check again.

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)RA DecDate reportedSource MiscQuery
0.0′′175.17600-31.17900GCN #28406GRB 200909B: Swift detection of a burstVizier logo
0.0′′175.17600-31.17900GCN #28407Swift GRB200909.97: Global MASTER-Net observations report Vizier logo
71.8′′175.17125-31.19853GCN #28408GRB 200909B: Swift-BAT refined analysisVizier logo

Catalogue Searches. Searched 3.33′ around BAT 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
192.9175.2155-31.13742MASS J11405171-3108146B=12.932, G=12.0842, H=10.659, I=11.533, J=10.954, K=10.573, R=12.04, V=12.256, g=12.523, i=12.024, r=12.063Query vizier around this object
196.8175.1127-31.1865UCAC2 18657248B=13.579, G=12.0825, H=9.869, I=11.23, J=10.423, K=9.764, R=12.12, V=12.390, g=12.95, i=11.76, r=12.017Query vizier around this object

* 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
5.6175.1742-31.1794NEDQuery vizier around this object
21.6175.1717-31.1742NEDQuery vizier around this object
22.5175.1738-31.1850NEDQuery vizier around this object
22.6175.1798-31.1844B=21.6, R2=20.1SSSQuery vizier around this object
22.6175.1800-31.1842NEDQuery vizier around this object
25.7175.1679-31.1775NEDQuery vizier around this object
26.7175.1675-31.1811NEDQuery vizier around this object
33.3175.1704-31.1869NEDQuery vizier around this object
34.7175.1658-31.1836NEDQuery vizier around this object
37.0175.1796-31.1692NEDQuery vizier around this object

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

There are 227 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
16.5175.1731-31.1751B2=20.1, I=18.9, R1=18.6, R2=19.7USNO-B1Query vizier around this object
19.4175.1701-31.1771B2=20.5, R2=19.7USNO-B1Query vizier around this object
20.4175.1779-31.1844B2=21.7, R1=18.4, R2=20.0USNO-B1Query vizier around this object
44.1175.1719-31.1673h=15.6, j=16.3, k=15.42MASSQuery vizier around this object
44.2175.1718-31.1673B2=20.3, I=17.4, R1=18.1, R2=18.1USNO-B1Query vizier around this object
50.1175.1898-31.1717h=15.7, j=16.1, k=15.82MASSQuery vizier around this object
50.9175.1900-31.1714B1=18.6, B2=18.4, I=17.0, R1=17.3, R2=16.9USNO-B1Query vizier around this object
57.4175.1665-31.1653B1=20.2, B2=21.6, R2=19.8USNO-B1Query vizier around this object
58.9175.1937-31.1729h=13.7, j=14.1, k=13.62MASSQuery vizier around this object
59.2175.1938-31.1728B1=16.1, B2=16.3, I=14.4, R1=15.0, R2=15.1USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 159 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.