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Swift Trigger: 510649

Presumed name: GRB 111228A

Back to trigger list.

BAT 10h 00m 18.96s, +18° 17′ 34.8″
position:(150.079, +18.293 ± 180″)
XRT 10h 00m 16.15s, +18° 17′ 51.7″
position:(150.0673, 18.2977 ± 2.0″)
UVOT 10h 00m 15.98s, +18° 17′ 51.7″
position:(150.0666, +18.2977 ± 0.8″)
Galactic NHI:2.95×1020 cm-2
Galactic E(B-V):0.032 mag
Best RA:10h 00m 15.98s= 150.0666 d
Best Dec:+18° 17′ 51.7″= +18.2977 d
Gal Lat:49.75
Gal Long:216.33
Sun angle:130.34°, 8.5 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 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
0.4′′150.0667118.29772GCN #12737GRB 111228A: Swift detection of a burst with an optical counterpartVizier logo
0.9′′150.0668318.29783GCN #12908GRB 111228A: Possible host detected by Swift/UVOTVizier logo
1.3′′150.0669618.29781GCN #12754GRB 111228A: GRAS017 optical observationsVizier logo
1.4′′150.0669918.29781GCN #12747GRB 111228A: Enhanced Swift-XRT positionVizier logo
8.3′′150.0643918.29866GCN #12741GRB 111228A: Possible host galaxy in the SDSS arhiveVizier logo
9.9′′150.0646918.29977GCN #12742GRB 111228A: TAROT Calern observatory. OT seems still brightVizier logo
50.8′′150.0630018.28400GCN #12749GRB 111228A� Swift-BAT refined analysisVizier logo
51.7′′150.0670018.28333GCN #12918=?WINDOWS-1251?Q?GRB_111228=C0�_the_review_of_the_sky_area_in_pl?= =?WINDOWS-1251?Q?ate_archives__?=Vizier logo
132.5′′150.0945818.32317GCN #12832GRB 111228A: optical observationsVizier logo
132.6′′150.0945818.32319GCN #12798GRB 111228A: optical observations in CrAOVizier logo
132.6′′150.0946018.32318GCN #12758GRB 111228A: TAROT La Silla observatory observationsVizier logo

There are 22 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).


RA*Dec*SIMBAD name Query
83.6150.045718.3086SDSSCGB 17158.3g=21.994, i=20.035, r=20.615, u=23.508, z=19.693Query vizier around this object
96.5150.043818.3126SDSSCGB 17158.4g=21.778, i=20.090, r=20.836, u=23.859, z=19.537Query vizier around this object
97.4150.042918.3117SDSSCGB 17158Query vizier around this object
98.9150.042518.3118SDSSCGB 17158.1g=19.152, i=17.888, r=18.318, u=20.228, z=17.647Query vizier around this object
111.0150.039418.3135SDSSCGB 17158.2g=19.838, i=17.943, r=18.403, u=21.916, z=17.581Query vizier around this object

There are 5 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.


RA*Dec*Redshift CatalogueQuery
8.3150.064218.2986Mag=21.3NEDQuery vizier around this object
10.5150.064418.2987R=20.9, g=21.4, i=20.7, u=22.0, z=20.7SDSSQuery vizier around this object
11.6150.064718.2998B2=20.7, R1=19.4, R2=19.9USNO-B1Query vizier around this object
22.1150.061818.2944R=22.9, g=23.4, i=21.6, u=24.3, z=20.6SDSSQuery vizier around this object
31.9150.069618.3063R=23.5, g=23.8, i=21.8, u=25.3, z=21.6SDSSQuery vizier around this object
36.4150.074618.3044Mag=20.9NEDQuery vizier around this object
36.6150.057518.3028Mag=20.5NEDQuery vizier around this object
38.3150.078018.2946R=22.4, g=21.9, i=22.8, u=23.6, z=22.1SDSSQuery vizier around this object
49.8150.078818.2892R=21.9, g=23.9, i=21.9, u=25.7, z=21.6SDSSQuery vizier around this object
51.8150.078818.2892Mag=24.3NEDQuery vizier around this object


There are 338 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
11.6150.068518.2947I=19.2, R1=19.7USNO-B1Query vizier around this object
21.1150.073018.3000I=24.8, R=24.8, g=25.7, u=22.4, z=22.7SDSSQuery vizier around this object
28.5150.062418.2913I=24.5, R=24.9, g=25.8, u=22.1, z=22.9SDSSQuery vizier around this object
29.4150.067518.3059I=18.7, R1=19.4, R2=19.7USNO-B1Query vizier around this object
34.6150.074518.3045I=19.8, R=20.2, g=20.9, u=23.2, z=19.6SDSSQuery vizier around this object
35.1150.074518.3047B1=20.9, B2=20.8, R1=19.3, R2=19.7USNO-B1Query vizier around this object
38.7150.057418.3029I=18.0, R=19.0, g=20.5, u=22.7, z=17.4SDSSQuery vizier around this object
38.7150.057318.3028h=15.4, j=16.1, k=15.12MASSQuery vizier around this object
38.9150.057418.3030B2=20.6, I=17.5, R1=18.9, R2=18.9USNO-B1Query vizier around this object
53.2150.081518.2917B1=20.8, B2=20.8, R2=19.5USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 171 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.