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Swift Trigger: 799669

Presumed name: GRB 171222A

Back to trigger list.

BAT 09h 53m 10.32s, +35° 37′ 19.2″
position:(148.293, 35.622 ± 180″)
XRT 09h 53m 06.82s, +35° 37′ 36.1″
position:(148.2784, 35.6267 ± 2.1″)
UVOT No position available.
Galactic NHI:1.04×100 cm-2
Galactic E(B-V):0.011 mag
Best RA:09h 53m 06.82s= 148.2784 d
Best Dec:+35° 37′ 36.1″= 35.6267 d
Gal Lat:51.34
Gal Long:188.9
Sun angle:129.26°, 8.2 hr West

1Sper #10 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 u image

u image

Blink images with DSS (link via GSFC)


SPER results page for this trigger.

Image of the SPER data

There are 10 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
1.2′′148.2780435.62653GCN #22269GRB 171222A: NOT Optical AfterglowVizier logo
3.3′′148.2773835.62711GCN #22266GRB 171222A: Enhanced Swift-XRT positionVizier logo
3.6′′148.2778335.62758GCN #22265GRB 171222A: Swift detection of a burstVizier logo
18.6′′148.2730035.62400GCN #22280GRB 171222A: 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
22.0148.278335.6328Mag=21.4NEDQuery vizier around this object
22.2148.278435.6329B2=20.9, I=18.2, R1=19.3, R2=19.9USNO-B1Query vizier around this object
29.5148.288335.6258Mag=22.9NEDQuery vizier around this object
30.6148.269135.6305R=21.4, g=22.8, i=20.9, u=22.7, z=20.6SDSSQuery vizier around this object
30.7148.269235.6306Mag=22.3NEDQuery vizier around this object
33.2148.287235.6209R=22.2, g=25.0, i=21.2, u=26.2, z=21.0SDSSQuery vizier around this object
34.4148.286735.6197Mag=20.7NEDQuery vizier around this object
38.6148.273335.6366R=22.1, g=22.7, i=21.6, u=22.6, z=21.3SDSSQuery vizier around this object
38.6148.273335.6367Mag=22.4NEDQuery vizier around this object
38.7148.268835.6192Mag=24.4NEDQuery vizier around this object


There are 443 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
21.9148.278435.6328h=16.1, j=16.3, k=15.82MASSQuery vizier around this object
22.0148.278435.6328I=18.6, R=19.9, g=21.4, u=23.0, z=17.9SDSSQuery vizier around this object
29.5148.288435.6260I=20.3, R=21.6, g=22.9, u=25.5, z=19.9SDSSQuery vizier around this object
34.0148.286535.6199B1=21.0, B2=20.5, I=18.9, R1=19.4, R2=19.3USNO-B1Query vizier around this object
34.5148.286635.6198I=19.1, R=19.5, g=20.7, u=25.2, z=18.9SDSSQuery vizier around this object
38.7148.268835.6193I=21.2, R=22.6, g=24.3, u=24.4, z=20.5SDSSQuery vizier around this object
59.1148.275335.6429I=21.7, R=22.9, g=24.4, u=25.8, z=21.7SDSSQuery vizier around this object
59.2148.291435.6393I=24.6, R=22.5, g=24.7, u=25.7, z=23.1SDSSQuery vizier around this object
59.2148.261935.6362I=19.0, R2=20.4USNO-B1Query vizier around this object
61.1148.277935.6437B2=21.8, R2=20.4USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 172 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.