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Databases NED Simbad GCN circulars archive GRB data table Software & Tools Swift Software (HEASoft) Xanadu WebPIMMS Institutional Swift Sites GSFC PSU OAB SSDC MSSL University of Leicester
Swift Trigger: 776347
Presumed name: GRB 171004A
| BAT | 09h 16m 38.88s, +52° 40′ 47.6″ |
|---|---|
| position: | (139.162, 52.6799 ± 180″) |
| XRT | 09h 16m 41.11s, +52° 41′ 37.3″ |
| position: | (139.1713, 52.6937 ± 4.9″) |
| UVOT | No position available. |
| Galactic NHI: | 1.45×100 cm-2 |
| Galactic E(B-V): | 0.015 mag |
| Best RA: | 09h 16m 41.11s | = 139.1713 d |
|---|---|---|
| Best Dec: | +52° 41′ 37.3″ | = 52.6937 d |
| Gal Lat: | 43.01 | |
| Gal Long: | 164.84 | |
| Sun angle: | 71.54°, 3.41 hr West | |
1Sper #0 auto processing.
Observability of this burst for Swift.
UVOT data
white image
white image
Blink images with DSS (link via GSFC)
XRT SPER data
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 | Dec | Date reported | Source | Misc | Query |
|---|---|---|---|---|---|---|
| 0.0′′ | 139.17130 | 52.69370 | GCN #21966 | GRB 171004A: Swift detection of a burst |  | |
| 4.5′′ | 139.16942 | 52.69319 | GCN #21970 | GRB 171004A: Enhanced Swift-XRT position | | |
| 4.6′′ | 139.16946 | 52.69308 | GCN #21972 | GRB 171004A: Correction to RATIR Astrometry and Photometry | | |
| 8.0′′ | 139.16942 | 52.69178 | GCN #21968 | GRB 171004A: RATIR Optical and NIR Observations | | |
| 58.1′′ | 139.15000 | 52.68400 | GCN #21973 | GRB 171004A: Swift-BAT refined analysis | |
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 | ||
|---|---|---|---|---|---|
| 53.7 | 139.1629 | 52.7077 | SDSSCGB 59742.3 | g=21.502, i=19.453, r=20.048, u=24.163, z=18.933 | |
| 53.8 | 139.1560 | 52.7054 | SDSSCGB 59742.2 | g=20.267, i=19.518, r=19.800, u=21.002, z=19.511 | |
| 61.6 | 139.1583 | 52.7089 | SDSSCGB 59742 | | |
| 65.5 | 139.1586 | 52.7102 | SDSSCGB 59742.4 | g=21.776, i=19.805, r=20.283, u=25.994, z=19.365 | |
| 74.0 | 139.1556 | 52.7119 | SDSSCGB 59742.1 | g=20.935, i=18.415, r=19.117, u=23.166, z=17.922 | |
| 163.5 | 139.2188 | 52.6586 | [ZEH2003] RX J0916.8+5238 3 | B=19.1 | |
| 185.1 | 139.2522 | 52.7092 | SDSS J091700.52+524233.2 | g=18.95, i=17.319, r=17.750, u=20.8, z=16.98 | |
| 196.9 | 139.2334 | 52.6541 | TYC 3806-899-1 | B=11.83, G=11.572, H=10.651, J=10.882, K=10.643, V=11.19 | |
| 199.6 | 139.1263 | 52.6454 | SDSSCGB 61453.2 | g=20.105, i=18.844, r=19.266, u=21.184, z=18.447 | |
There are 9 SIMBAD objects within the position error. The full list is here.
* RA/Dec in equinox J2000
X-ray sources
| RA* | Dec* | Source table2 | Observatory | Query | ||
|---|---|---|---|---|---|---|
| 152.9 | 139.2037 | 52.6561 | 0.3531000018119812 +/- 0 | ROSAT | | |
| 162.5 | 139.1408 | 52.6525 | 0.0674000009894371 +/- 0.014999999664723873 | ROSAT | | |
| 193.3 | 139.2146 | 52.6469 | 0.2029999941587448 +/- 0.00800000037997961 | ROSAT | | |
| 193.6 | 139.2229 | 52.6499 | 0.2775000035762787 +/- 0 | ROSAT | |
Queried the X-ray MASTER catalogue.
There are 4 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.
Galaxies
| RA* | Dec* | Redshift | Catalogue | Query | ||
|---|---|---|---|---|---|---|
| 4.6 | 139.1734 | 52.6936 | R=21.7, g=22.8, i=21.2, u=23.7, z=20.6 | SDSS | | |
| 4.6 | 139.1734 | 52.6936 | R=21.6, g=22.7, i=21.2, u=22.5, z=20.5 | SDSS | | |
| 4.6 | 139.1733 | 52.6936 | Mag=22.9 | NED | | |
| 12.3 | 139.1756 | 52.6915 | R=21.9, g=23.7, i=21.7, u=23.9, z=21.6 | SDSS | | |
| 17.6 | 139.1725 | 52.6889 | Mag=21.6 | NED | | |
| 17.7 | 139.1723 | 52.6888 | R=20.8, g=21.2, i=20.7, u=21.9, z=20.7 | SDSS | | |
| 17.7 | 139.1724 | 52.6888 | R=21.1, g=21.7, i=20.9, u=22.7, z=21.2 | SDSS | | |
| 27.6 | 139.1829 | 52.6968 | R=21.3, g=22.3, i=20.9, u=23.1, z=20.6 | SDSS | | |
| 27.7 | 139.1829 | 52.6967 | Mag=22.3 | NED | | |
| 27.7 | 139.1829 | 52.6968 | R=21.1, g=22.2, i=20.8, u=22.2, z=20.3 | SDSS | |
Queried APM-N, SDSS, PSCz, SSS, NED, 2MASSX, USNO-B1.
There are 515 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* | Catalogue | Query | ||
|---|---|---|---|---|---|
| 17.3 | 139.1722 | 52.6889 | B2=21.2, R2=20.9 | USNO-B1 | |
| 32.3 | 139.1811 | 52.7004 | I=20.8, R=22.8, g=23.6, u=23.4, z=20.0 | SDSS | |
| 33.3 | 139.1805 | 52.7011 | I=18.9, R1=20.0, R2=20.6 | USNO-B1 | |
| 35.2 | 139.1809 | 52.7015 | I=19.7, R=20.9, g=22.4, u=24.8, z=19.0 | SDSS | |
| 35.2 | 139.1810 | 52.7015 | I=19.8, R=20.8, g=22.3, u=23.4, z=19.1 | SDSS | |
| 44.6 | 139.1562 | 52.6853 | R1=19.8, R2=20.5 | USNO-B1 | |
| 48.9 | 139.1822 | 52.6818 | I=22.9, R=22.5, g=24.0, u=25.8, z=22.9 | SDSS | |
| 57.4 | 139.1501 | 52.6842 | I=24.7, R=25.2, g=25.6, u=22.3, z=23.0 | SDSS | |
| 61.6 | 139.1445 | 52.6883 | R1=19.8, R2=20.8 | USNO-B1 | |
| 62.9 | 139.1536 | 52.6799 | I=23.5, R=22.7, g=25.1, u=25.3, z=21.9 | SDSS | |
There are 182 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.