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SPER data|
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Swift Trigger: 1293340

Presumed name: GRB 250306A

Back to trigger list.

BAT 23h 38m 55.20s, -47° 59′ 34.8″
position:(354.730, -47.993 ± 180″)
XRT No position available.
UVOT No position available.
Galactic NHI:1.35×1020 cm-2
Galactic E(B-V):0.013 mag
Best RA:23h 38m 55.20s= 354.730 d
Best Dec:-47° 59′ 34.8″= -47.993 d
Gal Lat:-64.8
Gal Long:332.22
Sun angle:42.97°, -0.5 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

Catalogue Searches. Searched 200′ 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
60.1354.7176-48.0075LEDA 492527B=16.14, G=20.631083, H=12.854, J=13.464, K=12.474, R=15.23Query vizier around this object
178.2354.7432-48.0417GALEX J233858.4-480229G=19.690079Query 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
19.3354.7362-47.9897NEDQuery vizier around this object
20.3354.7267-47.9878NEDQuery vizier around this object
20.3354.7377-47.9953B=21.9SSSQuery vizier around this object
22.6354.7337-47.9986NEDQuery vizier around this object
28.9354.7229-47.9864NEDQuery vizier around this object
30.4354.7308-47.9847NEDQuery vizier around this object
38.5354.7333-48.0033NEDQuery vizier around this object
40.2354.7467-47.9914NEDQuery vizier around this object
41.9354.7413-48.0019NEDQuery vizier around this object
42.0354.7200-48.0025NEDQuery vizier around this object

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

There are 230 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
19.0354.7361-47.9897h=13.9, j=14.4, k=13.72MASSQuery vizier around this object
19.2354.7361-47.9896B2=16.7, I=14.5, R1=15.6, R2=15.5USNO-B1Query vizier around this object
22.2354.7337-47.9986B2=19.7, I=15.9, R1=17.9, R2=17.9USNO-B1Query vizier around this object
22.5354.7337-47.9988h=14.0, j=14.7, k=13.72MASSQuery vizier around this object
41.6354.7411-48.0018B2=20.1, I=18.3, R1=19.6, R2=19.7USNO-B1Query vizier around this object
59.1354.7062-47.9970I=18.3, R1=19.6, R2=19.5USNO-B1Query vizier around this object
60.2354.7175-48.0075h=14.1, j=14.9, k=13.72MASSQuery vizier around this object
60.2354.7174-48.0074B2=12.1, I=11.9, R1=12.1, R2=12.7USNO-B1Query vizier around this object
62.7354.7325-47.9757I=18.0, R1=20.1USNO-B1Query vizier around this object
64.0354.7312-47.9752B2=20.1, R1=20.4, R2=19.8USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 88 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.