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Swift Trigger: 974827

Presumed name: GRB 200528A

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BAT 11h 46m 32.88s, +58° 08′ 49.2″
position:(176.637, +58.147 ± 180″)
XRT 11h 46m 34.51s, +58° 11′ 31.6″
position:(176.6438, 58.1921 ± 5.2″)
UVOT No position available.
Galactic NHI:1.17×100 cm-2
Galactic E(B-V):0.014 mag
Best RA:11h 46m 34.51s= 176.6438 d
Best Dec:+58° 11′ 31.6″= 58.1921 d
Gal Lat:56.92
Gal Long:138.58
Sun angle:82.28°, -7.4 hr East of Sun

1Sper #0 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.

No SPER data received yet. Refresh this page to check again.

Known transients within 5′ of the GRB

Click on the offset to view the transient announcement.

Offset (′′)RA DecDate reportedSource MiscQuery
0.0′′176.6438058.19210GCN #27832GRB 200528A: Swift detection of a burstVizier logo
4.0′′176.6429758.19313GCN #27833GRB 200528A: Potential host galaxy in PanSTARRS´┐Ż SDSS and WISEVizier logo
12.2′′176.6374658.19258GCN #27836GRB 200528A: Enhanced Swift-XRT positionVizier logo
27.8′′176.6366758.18536GCN #27839GRB 200528A: 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
91.6176.626658.1683TYC 3838-269-1B=11.70, G=11.1584, H=10.241, J=10.404, K=10.206, V=11.13Query vizier around this object
139.5176.603458.1598SDSS J114624.80+580935.4G=20.5637, g=20.525, i=20.2885, r=20.295, u=21.604, z=19.9232Query 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
3.9176.642958.1931R=20.5, g=21.5, i=20.3, u=23.8, z=19.9SDSSQuery vizier around this object
4.0176.642958.1931Mag=21.5NEDQuery vizier around this object
21.1176.646958.1977R=20.2, g=20.6, i=20.1, u=21.4, z=20.2SDSSQuery vizier around this object
21.1176.646758.1978Mag=20.5NEDQuery vizier around this object
21.3176.647058.1978B=21.0, R=19.4APM-NQuery vizier around this object
22.6176.654258.1952R=21.3, g=22.6, i=21.0, u=23.1, z=21.4SDSSQuery vizier around this object
22.6176.654258.1953Mag=22.2NEDQuery vizier around this object
23.9176.647358.1985B1=19.6, B2=20.3USNO-B1Query vizier around this object
25.1176.633158.1880B=22.1, R=20.0APM-NQuery vizier around this object
25.4176.651358.1981Mag=22.3NEDQuery vizier around this object


There are 391 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
4.2176.643258.1932B2=20.2, R1=20.3USNO-B1Query vizier around this object
21.7176.646758.1979B2=20.6, R1=19.7USNO-B1Query vizier around this object
21.9176.648258.1977B1=20.2, B2=20.0, R2=19.6USNO-B1Query vizier around this object
34.4176.660358.1961B2=20.5, R2=19.3USNO-B1Query vizier around this object
36.1176.624858.1914I=22.0, R=22.8, g=23.4, u=26.4, z=21.4SDSSQuery vizier around this object
39.3176.639458.2028B1=19.8, B2=20.7, I=18.7USNO-B1Query vizier around this object
42.1176.621858.1906I=23.1, R=22.4, g=22.9, u=24.1, z=22.2SDSSQuery vizier around this object
46.4176.638458.1795B2=20.0, R1=20.4USNO-B1Query vizier around this object
46.9176.668558.1930h=14.0, j=14.4, k=13.92MASSQuery vizier around this object
46.9176.668558.1930I=15.3, R=15.4, g=15.8, u=17.1, z=15.2SDSSQuery vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 157 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.