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Swift Trigger: 821902

Presumed name: GRB 180404B

Back to trigger list.

BAT 03h 33m 32.16s, -50° 11′ 42.0″
position:(53.384, -50.195 ± 180″)
XRT 03h 33m 34.83s, -50° 12′ 53.1″
position:(53.39512, -50.21474 ± 3.8″)
UVOT 03h 33m 34.22s, -50° 12′ 54.0″
position:(53.3926, -50.2150 ± 0.8″)
Galactic NHI:1.09×100 cm-2
Galactic E(B-V):0.012 mag
Best RA:03h 33m 34.22s= 53.3926 d
Best Dec:-50° 12′ 54.0″= -50.2150 d
Gal Lat:-51.56
Gal Long:260.95
Sun angle:65.75°, -2.7 hr East of Sun

1Sper #1 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


Blink images with DSS (link via GSFC)


XRT SPER data

SPER results page for this trigger.

Image of the SPER data

There are 1 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
0.2′′53.39267-50.21503GCN #22590GRB 180404B: Swift detection of a burst with an optical counterpartVizier logo
0.2′′53.39263-50.21506GCN #22611GRB 180404B: Swift/UVOT DetectionVizier logo
1.8′′53.39267-50.21550GCN #22594GRB 180404B: Enhanced Swift-XRT positionVizier logo
8.9′′53.39000-50.21317GCN #22601GRB 180404B: 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).

SIMBAD

RA*Dec*SIMBAD name Query
131.853.3413-50.2272IRAS F03318-5023Query vizier around this object
186.653.4759-50.2183TYC 8066-547-1B=13.05, G=12.172, H=11.22, J=11.413, K=11.168, V=12.60Query 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.

Galaxies

RA*Dec*Redshift CatalogueQuery
5.353.3971-50.2140B=22.2SSSQuery vizier around this object
19.153.3983-50.2111NEDQuery vizier around this object
41.853.4025-50.2053NEDQuery vizier around this object
50.153.3729-50.2214NEDQuery vizier around this object
61.753.3679-50.2219NEDQuery vizier around this object
65.853.4229-50.2190B=20.8, R2=18.9, i=18.8SSSQuery vizier around this object
67.653.4192-50.2072NEDQuery vizier around this object
67.953.4183-50.2058NEDQuery vizier around this object
70.753.4225-50.2189Mag=20.36NEDQuery vizier around this object
73.053.3645-50.2198B=20.9, R2=19.4SSSQuery vizier around this object

Queried APM-N, SDSS, PSCz, SSS, NED, 2MASSX, USNO-B1.

There are 117 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

Stars

RA*Dec* CatalogueQuery
38.153.4026-50.2053h=15.4, j=16.1, k=15.22MASSQuery vizier around this object
38.353.3860-50.2059R1=20.9, R2=22.0USNO-B1Query vizier around this object
38.553.4028-50.2052B2=21.1, I=17.6, R1=19.3, R2=19.2USNO-B1Query vizier around this object
43.553.3762-50.2150B2=20.8, I=18.1, R1=19.1, R2=19.9USNO-B1Query vizier around this object
55.753.3732-50.2213B2=19.4, I=15.9, R1=17.4, R2=17.6USNO-B1Query vizier around this object
55.753.3732-50.2213h=14.4, j=15.0, k=14.22MASSQuery vizier around this object
61.453.4192-50.2074B2=22.9, R1=20.8, R2=21.7USNO-B1Query vizier around this object
64.853.4228-50.2179B2=21.4, R1=20.7, R2=20.4USNO-B1Query vizier around this object
65.253.4188-50.2048B2=23.5, R1=20.9, R2=21.5USNO-B1Query vizier around this object
65.653.4229-50.2188B2=20.4, R1=19.3, R2=19.5USNO-B1Query vizier around this object

Queried USNO-B1, SDSS, 2MASS.

There are 101 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.