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Swift Trigger: 536831

Presumed name: GRB 121027A

Back to trigger list.

BAT 04h 14m 26.40s, -58° 48′ 03.6″
position:(63.610, -58.801 ± 180″)
XRT 04h 14m 23.45s, -58° 49′ 47.3″
position:(63.5977, -58.8298 ± 2.3″)
UVOT No position available.
Galactic NHI:1.50×1020 cm-2
Galactic E(B-V):NED unavailable
Best RA:04h 14m 23.45s= 63.5977 d
Best Dec:-58° 49′ 47.3″= -58.8298 d
Gal Lat:-42.97
Gal Long:269.72
Sun angle:103.80°, 9.9 hr West

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)

XRT SPER data

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
0.0′′63.59770-58.82980GCN #13906GRB 121027A: Swift detection of a burstVizier logo
0.1′′63.59767-58.82983GCN #13911GRB 121027A: nIR afterglow candidate with AATVizier logo
0.9′′63.59738-58.82962GCN #13916GRB 121027A: Enhanced Swift-XRT positionVizier logo
4.5′′63.59612-58.82887GCN #13907GRB 121027A: Swift detection of a burstVizier logo
33.1′′63.59800-58.83900GCN #13910GRB 121027A: Swift-BAT refined analysisVizier logo
43.4′′63.59096-58.84133GCN #13930GRB 121027A: X-shooter redshift confirmationVizier logo

There are 14 matches in total. See the full table for details.

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
50.463.5759-58.82152MASX J04141820-5849174B=17.57, H=13.486, J=14.29, K=12.77, R=16.16Query vizier around this object
123.763.6617-58.82072MASX J04143881-5849145B=17.29, H=12.918, J=13.594, K=12.381, R=15.85Query 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
8.463.5932-58.8296B2=21.2, R1=20.1, R2=20.1USNO-B1Query vizier around this object
27.663.5911-58.8229B2=21.1, I=18.7USNO-B1Query vizier around this object
35.863.5947-58.8200B=21.8SSSQuery vizier around this object
39.763.5806-58.8232B2=20.0, I=18.4, R2=18.6USNO-B1Query vizier around this object
41.163.5802-58.8229B2=20.1, I=18.3USNO-B1Query vizier around this object
41.163.6169-58.8355B=21.8, R2=19.2SSSQuery vizier around this object
41.263.6169-58.8355B2=20.8, R2=19.6USNO-B1Query vizier around this object
44.463.5788-58.8223B2=18.9, I=17.7USNO-B1Query vizier around this object
49.863.5762-58.8216B=17.4, R2=16.5, i=15.9SSSQuery vizier around this object
50.263.5758-58.82170.146935Mag=17.64NEDQuery vizier around this object

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

There are 50 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
36.963.5964-58.8400h=15.8, j=16.2, k=14.92MASSQuery vizier around this object
37.163.5970-58.8401R1=19.7, R2=19.1USNO-B1Query vizier around this object
37.263.5964-58.8401B2=20.7, I=17.9, R1=19.2USNO-B1Query vizier around this object
39.063.5803-58.8237B2=19.4, R1=18.9, R2=18.9USNO-B1Query vizier around this object
43.463.5910-58.8413B2=16.9, I=15.5, R1=15.6, R2=16.0USNO-B1Query vizier around this object
43.663.5911-58.8414h=14.7, j=15.1, k=14.62MASSQuery vizier around this object
50.063.5760-58.8216h=14.5, j=15.2, k=13.92MASSQuery vizier around this object
59.663.5808-58.8157I=18.5, R1=20.0, R2=20.5USNO-B1Query vizier around this object
68.863.5764-58.8454B2=20.6, R2=20.1USNO-B1Query vizier around this object
83.363.6218-58.8493B2=20.1, I=18.6, R1=19.4, R2=20.1USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 57 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.