Skip banner and navigation tools.

 |  site map

Sky images|
UVOT images|
SPER data|

[Hide] [Trigger list]

Swift Trigger: 768939

Presumed name: GRB 170822A

Back to trigger list.

BAT 06h 17m 31.68s, +55° 01′ 08.4″
position:(94.382, 55.019 ± 180″)
XRT 06h 17m 32.88s, +55° 00′ 15.5″
position:(94.3870, 55.0043 ± 2.0″)
UVOT No position available.
Galactic NHI:1.27×100 cm-2
Galactic E(B-V):0.153 mag
Best RA:06h 17m 32.88s= 94.3870 d
Best Dec:+55° 00′ 15.5″= 55.0043 d
Gal Lat:17.36
Gal Long:159.4
Sun angle:61.79°, 3.8 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 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 15 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
0.6′′94.3867255.00424GCN #21643GRB 170822A: Enhanced Swift-XRT positionVizier logo
0.7′′94.3870455.00448GCN #21642GRB 170822A:BOOTES-5/JGT optical afterglow candidateVizier logo
1.0′′94.3869255.00403GCN #21640GRB 170822A: Swift detection of a burstVizier logo
29.2′′94.3750055.00000GCN #21651GRB 170822A: 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
81.194.369355.0244GB6 B0613+5502Query vizier around this object
98.494.415054.9822LEDA 2486615Query 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.


RA*Dec*Redshift CatalogueQuery
23.894.386854.9977B2=21.2, I=18.7, R1=19.4, R2=19.4USNO-B1Query vizier around this object
24.394.386854.9976B=21.6, R=19.4APM-NQuery vizier around this object
38.294.401254.9978NEDQuery vizier around this object
40.594.390454.9932B2=21.7, I=18.8, R2=20.2USNO-B1Query vizier around this object
52.794.376355.0176B=18.7, R=17.0APM-NQuery vizier around this object
72.494.354755.0121B2=20.9, I=17.2, R1=19.2, R2=19.2USNO-B1Query vizier around this object
72.894.418355.0136NEDQuery vizier around this object
73.294.354355.0121I=17.8, R1=19.3USNO-B1Query vizier around this object
74.094.420854.9975NEDQuery vizier around this object
74.294.393354.9839NEDQuery vizier around this object


There are 101 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
3.894.387155.0032B1=20.5, B2=20.8, I=18.8, R1=19.5, R2=20.1USNO-B1Query vizier around this object
10.594.388155.0072h=16.0, j=16.6, k=15.32MASSQuery vizier around this object
10.694.388055.0072B1=19.3, B2=18.6, I=17.9, R1=17.9, R2=17.7USNO-B1Query vizier around this object
17.294.395255.0050h=15.0, j=15.8, k=14.92MASSQuery vizier around this object
17.294.395355.0050B2=21.0, I=17.6, R1=19.0, R2=18.8USNO-B1Query vizier around this object
23.894.398355.0030h=15.9, j=16.0, k=15.52MASSQuery vizier around this object
23.994.398455.0031B1=18.3, B2=17.7, I=16.8, R1=17.0, R2=17.0USNO-B1Query vizier around this object
24.994.376555.0009B2=20.6, I=18.2, R1=18.4, R2=19.2USNO-B1Query vizier around this object
30.194.396354.9979B1=20.6, B2=20.8, R1=19.7, R2=19.5USNO-B1Query vizier around this object
33.194.373554.9994B1=17.9, B2=17.3, I=15.7, R1=16.2, R2=16.2USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 176 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.