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Swift Trigger: 1000613

Presumed name: GRB 201017A

Back to trigger list.

BAT 02h 26m 31.92s, +66° 40′ 22.8″
position:(36.633, +66.673 ± 180″)
XRT 02h 26m 28.46s, +66° 40′ 43.3″
position:(36.6186, 66.6787 ± 2.4″)
UVOT No position available.
Galactic NHI:4.26×100 cm-2
Galactic E(B-V):1.178 mag
Best RA:02h 26m 28.46s= 36.6186 d
Best Dec:+66° 40′ 43.3″= 66.6787 d
Gal Lat:5.52
Gal Long:132.15
Sun angle:121.90°, 11.0 hr West

1Sper #3 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

No UVOT images are currently available.


SPER results page for this trigger.

Image of the SPER data

There are 5 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′′36.6186066.67870GCN #28666GRB 201017A: Swift detection of a burstVizier logo
1.7′′36.6179666.67909GCN #28679GRB 201017A: Assy and Mondy optical observations´┐Ż possible afterglow detectionVizier logo
2.1′′36.6200866.67878GCN #28691GRB 201017A: GROWTH-India optical upper limitVizier logo
2.1′′36.6200866.67878GCN #28671GRB 201017A: Enhanced Swift-XRT positionVizier logo
72.3′′36.5870066.66300GCN #28682GRB 201017A: Swift-BAT refined analysisVizier logo

There are 12 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

* 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
13.036.614666.6756NEDQuery vizier around this object
19.636.604666.6789NEDQuery vizier around this object
19.736.608766.6825I=19.0, R1=19.4, R2=19.5USNO-B1Query vizier around this object
19.936.604766.6788B2=20.7, I=18.4, R1=19.3, R2=19.0USNO-B1Query vizier around this object
28.136.637166.6758NEDQuery vizier around this object
29.836.597966.6800NEDQuery vizier around this object
30.836.597566.6805I=19.0, R1=18.9, R2=19.4USNO-B1Query vizier around this object
31.336.640466.6792NEDQuery vizier around this object
33.636.632966.6861NEDQuery vizier around this object
33.936.615866.6693B1=21.0, I=18.9, R2=19.5USNO-B1Query vizier around this object


There are 369 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
12.936.614866.6754h=12.9, j=13.7, k=12.72MASSQuery vizier around this object
13.136.614766.6754B1=20.4, B2=19.8, I=15.3, R1=16.4, R2=16.2USNO-B1Query vizier around this object
31.536.640766.6793I=18.9, R1=19.6, R2=19.5USNO-B1Query vizier around this object
33.636.632966.6861h=15.3, j=15.5, k=15.02MASSQuery vizier around this object
33.736.632866.6862B1=20.2, B2=20.0, I=16.8, R1=17.8, R2=17.5USNO-B1Query vizier around this object
38.136.599666.6713h=15.9, j=16.8, k=15.32MASSQuery vizier around this object
38.336.614866.6682h=15.2, j=15.9, k=14.82MASSQuery vizier around this object
46.636.597666.6886h=15.4, j=16.3, k=15.42MASSQuery vizier around this object
52.136.602266.6658h=15.4, j=15.9, k=15.22MASSQuery vizier around this object
55.236.634166.6928h=13.6, j=14.0, k=13.32MASSQuery vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 301 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.