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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: 539866
Presumed name: GRB 121128A
| BAT | 20h 02m 19.92s, +54° 19′ 15.6″ |
|---|---|
| position: | (300.583, +54.321 ± 180″) |
| XRT | 20h 02m 24.00s, +54° 17′ 58.9″ |
| position: | (300.6000, 54.2997 ± 2.1″) |
| UVOT | 20h 02m 24.00s, +54° 17′ 58.9″ |
| position: | (300.6000, +54.2997 ± 0.6″) |
| Galactic NHI: | 2.08×1021 cm-2 |
| Galactic E(B-V): | NED unavailable |
| Best RA: | 20h 02m 24.00s | = 300.6000 d |
|---|---|---|
| Best Dec: | +54° 17′ 58.9″ | = +54.2997 d |
| Gal Lat: | 12.24 | |
| Gal Long: | 88.27 | |
| Sun angle: | 89.65°, -3.7 hr East of Sun | |
1Sper #5 auto processing.
Observability of this burst for Swift.
UVOT data
u image
white image
white image
Blink images with DSS (link via GSFC)
XRT SPER data
SPER results page for this trigger.
There are 15 SPER messages, and 1 objects have been found
- Object 1 - enhanced position.
- RA (J2000) : 20 02 23.98 (54.2995)
- Dec (J2000): +54 17 58.3 ( 54.30061)
- Error (90%): 2.0
- Counts in Source: 1800
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 | Dec | Date reported | Source | Misc | Query |
|---|---|---|---|---|---|---|
| 0.0′′ | 300.60000 | 54.29969 | GCN #14015 | GRB 121128A: Enhanced Swift-XRT position |  | |
| 0.2′′ | 300.60000 | 54.29975 | GCN #14017 | GRB 121128A: Swift/UVOT Detection | | |
| 0.3′′ | 300.60004 | 54.29978 | GCN #14007 | GRB 121128A: Swift detection of a burst with an optical counterpart | | |
| 23.6′′ | 300.58900 | 54.30100 | GCN #14011 | GRB 121128A� Swift-BAT refined analysis | | |
| 60.1′′ | 300.59825 | 54.28303 | GCN #14024 | GRB 121128A: optical observation in Mondy observatory | | |
| 60.1′′ | 300.59825 | 54.28303 | GCN #14256 | GRB 121128A: optical observations in Mondy observatory | |
There are 20 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).
SIMBAD
| RA* | Dec* | SIMBAD name | Query | ||
|---|---|---|---|---|---|
| 80.2 | 300.6368 | 54.2939 | TYC 3936-391-1 | B=12.32, V=12.08 | |
| 152.8 | 300.6100 | 54.3417 | TYC 3936-541-1 | B=13.19, V=12.68 | |
| 154.0 | 300.6496 | 54.3312 | TYC 3936-1-1 | B=13.08, V=12.14 | |
There are 3 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 |
|---|
Queried the X-ray MASTER catalogue.
* RA/Dec in equinox J2000
1Energy band for count-rate is mission specific.
Galaxies
| RA* | Dec* | Redshift | Catalogue | Query | ||
|---|---|---|---|---|---|---|
| 6.5 | 300.5972 | 54.3005 | B2=21.6, I=18.2, R1=19.7, R2=19.9 | USNO-B1 | | |
| 19.4 | 300.6092 | 54.3002 | I=18.2, R1=19.8, R2=20.3 | USNO-B1 | | |
| 33.3 | 300.6099 | 54.2925 | I=18.0, R1=18.1, R2=20.1 | USNO-B1 | | |
| 40.7 | 300.6190 | 54.2976 | B1=18.9, B2=18.9, I=17.7, R1=18.1, R2=18.2 | USNO-B1 | | |
| 43.9 | 300.5874 | 54.3094 | B1=19.9, B2=19.5, I=17.3, R1=18.5, R2=18.0 | USNO-B1 | | |
| 44.0 | 300.5871 | 54.3093 | B1=20.3, B2=20.4, I=17.4, R1=17.7, R2=18.5 | USNO-B1 | | |
| 44.1 | 300.5887 | 54.3100 | B1=19.9, B2=18.8, I=17.5, R1=17.5, R2=17.6 | USNO-B1 | | |
| 47.1 | 300.6173 | 54.2914 | B1=18.7, B2=18.5, I=17.5, R1=17.6, R2=18.0 | USNO-B1 | | |
| 47.6 | 300.5887 | 54.2882 | B2=21.5, I=18.3, R2=19.5 | USNO-B1 | | |
| 49.4 | 300.5983 | 54.3134 | B1=19.2, R1=18.7 | USNO-B1 | |
Queried APM-N, SDSS, PSCz, SSS, NED, 2MASSX, USNO-B1.
There are 99 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 | ||
|---|---|---|---|---|---|
| 21.8 | 300.5942 | 54.3047 | h=15.1, j=15.7, k=15.2 | 2MASS | |
| 22.0 | 300.5941 | 54.3048 | B1=18.3, B2=17.7, I=16.4, R1=16.4, R2=17.1 | USNO-B1 | |
| 29.0 | 300.6116 | 54.2953 | B1=18.9, B2=18.8, I=17.4, R1=17.6, R2=18.0 | USNO-B1 | |
| 32.5 | 300.6102 | 54.2929 | h=15.8, j=16.5, k=15.3 | 2MASS | |
| 32.5 | 300.5846 | 54.2988 | B1=17.6, B2=17.5, I=15.7, R1=15.7, R2=15.9 | USNO-B1 | |
| 32.6 | 300.5846 | 54.2989 | h=14.7, j=15.2, k=14.5 | 2MASS | |
| 34.5 | 300.5838 | 54.3013 | B1=20.1, B2=20.2, I=17.9, R1=18.5, R2=18.9 | USNO-B1 | |
| 34.6 | 300.5938 | 54.2908 | B1=14.9, B2=14.9, I=13.9, R1=13.8, R2=14.2 | USNO-B1 | |
| 34.6 | 300.5940 | 54.2908 | h=13.0, j=13.2, k=13.0 | 2MASS | |
| 36.1 | 300.5885 | 54.3071 | h=15.6, j=16.6, k=15.6 | 2MASS | |
There are 378 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.