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Swift Trigger: 922808

Presumed name: GRB 190828B

Back to trigger list.

BAT 16h 47m 16.32s, +27° 14′ 13.2″
position:(251.818, +27.237 ± 180″)
XRT 16h 47m 19.54s, +27° 16′ 49.8″
position:(251.8314, 27.2805 ± 2.0″)
UVOT No position available.
Galactic NHI:5.21×100 cm-2
Galactic E(B-V):0.086 mag
Best RA:16h 47m 19.54s= 251.8314 d
Best Dec:+27° 16′ 49.8″= 27.2805 d
Gal Lat:38.08
Gal Long:47.58
Sun angle:90.17°, -6.3 hr East of Sun

1Sper #11 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 11 SPER messages, and 2 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
1.4′′251.8316727.28081GCN #25517GRB 190828B: Swift detection of a burstVizier logo
1.5′′251.8312727.28091GCN #25521GRB 190828B: Enhanced Swift-XRT positionVizier logo
31.5′′251.8380027.28700GCN #25534GRB 190828B: Swift-BAT refined analysisVizier logo
162.4′′251.8180027.23700GCN #25518Swift GRB190828.54 Global MASTER-Net observations report Vizier 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
103.0251.858227.26462XMMi J164725.9+271553G=16.1859, H=12.901, J=13.561, K=12.713, g=18.005, i=15.471, r=16.551, u=20.558, z=14.900Query vizier around this object
116.8251.820827.2494NVSS J164717+271457Query vizier around this object
138.8251.825227.2423TYC 2066-691-1B=11.90, G=11.3943, H=10.069, J=10.338, K=10.016, V=11.52Query vizier around this object
147.6251.840827.3206TYC 2066-179-1B=13.08, G=11.7827, H=9.404, J=9.98, K=9.268, V=11.96Query vizier around this object
152.5251.826227.2384TYC 2066-215-1B=11.30, G=9.9211, H=7.692, J=8.249, K=7.557, V=10.21, g=10.950, i=12.483, r=12.562, u=14.632, z=9.724Query vizier around this object
157.2251.822927.23751RXS J164717.5+271415Query vizier around this object

There are 6 SIMBAD objects within the position error. The full list is here.

* RA/Dec in equinox J2000

X-ray sources

RA*Dec* Source table2Observatory Query
60.7251.844427.29280.00956698 +/- 0.00224337XMM-NEWTONQuery vizier around this object
85.0251.811527.29610.0170709 +/- 0.00255867XMM-NEWTONQuery vizier around this object
98.6251.800627.28000.00762465 +/- 0.00231487XMM-NEWTONQuery vizier around this object
103.5251.858327.26460.00886107 +/- 0.00192044XMM-NEWTONQuery vizier around this object
109.3251.800627.26740.013322 +/- 0.00223286XMM-NEWTONQuery vizier around this object
152.5251.826227.23840.428315 +/- 0.00824802XMM-NEWTONQuery vizier around this object
157.2251.822927.23750.02228 +/- 0.007832ROSATQuery vizier around this object
160.2251.822427.23670 +/- 0ROSATQuery vizier around this object
160.2251.822427.23670.0236 +/- 0.0082ROSATQuery vizier around this object
163.6251.824527.32550.0141209 +/- 0.00265805XMM-NEWTONQuery vizier around this object

Queried the X-ray MASTER catalogue.

There are 10 X-ray sources within the position error. The full list is here.

* RA/Dec in equinox J2000

1Energy band for count-rate is mission specific.


RA*Dec*Redshift CatalogueQuery
17.3251.833327.2761Mag=20.0NEDQuery vizier around this object
17.4251.833427.2760R=19.6, g=20.0, i=19.5, u=21.1, z=19.6SDSSQuery vizier around this object
17.9251.833427.2758B=20.9, R=18.9APM-NQuery vizier around this object
18.2251.833327.2757B=21.3, R=20.0APM-NQuery vizier around this object
19.1251.836727.2831Mag=21.3NEDQuery vizier around this object
19.1251.836627.2831R=20.8, g=23.3, i=19.9, u=23.4, z=19.5SDSSQuery vizier around this object
24.1251.827927.2744Mag=22.6NEDQuery vizier around this object
24.8251.823827.2808Mag=22.9NEDQuery vizier around this object
24.9251.823627.2808R=21.6, g=22.6, i=20.2, u=23.2, z=20.1SDSSQuery vizier around this object
28.0251.837927.2756Mag=22.6NEDQuery vizier around this object


There are 347 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
16.8251.833627.2763B1=20.7, B2=20.1, I=19.3, R2=19.3USNO-B1Query vizier around this object
17.9251.833127.2758B2=20.4, R2=19.1USNO-B1Query vizier around this object
18.4251.832827.2755B1=20.7, B2=20.1, R2=19.8USNO-B1Query vizier around this object
19.3251.836627.2832R1=19.9, R2=20.0USNO-B1Query vizier around this object
24.1251.827927.2746I=19.8, R=21.4, g=22.7, u=23.7, z=19.0SDSSQuery vizier around this object
28.0251.838227.2756I=22.3, R=22.0, g=22.5, u=23.4, z=22.2SDSSQuery vizier around this object
28.7251.827427.2876I=21.4, R=21.8, g=22.6, u=25.4, z=20.7SDSSQuery vizier around this object
30.0251.840727.2793I=24.0, R=25.5, g=22.5, u=23.0, z=22.2SDSSQuery vizier around this object
35.2251.820427.2799I=21.6, R=22.3, g=24.2, u=24.9, z=22.6SDSSQuery vizier around this object
43.7251.836627.2918I=19.7, R1=18.8USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 308 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.