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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: 684098
Presumed name: GRB 160425A
| BAT | 18h 41m 15.12s, -54° 21′ 32.4″ |
|---|---|
| position: | (280.313, -54.359 ± 180″) |
| XRT | 18h 41m 18.58s, -54° 21′ 36.4″ |
| position: | (280.3274, -54.3601 ± 2.0″) |
| UVOT | 18h 41m 18.55s, -54° 21′ 36.0″ |
| position: | (280.3273, -54.3600 ± 0.7″) |
| Galactic NHI: | 6.21×100 cm-2 |
| Galactic E(B-V): | 0.067 mag |
| Best RA: | 18h 41m 18.55s | = 280.3273 d |
|---|---|---|
| Best Dec: | -54° 21′ 36.0″ | = -54.3600 d |
| Gal Lat: | -20.34 | |
| Gal Long: | 341.31 | |
| Sun angle: | 114.46°, 7.5 hr West | |
1Sper #7 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.
There are 10 SPER messages, and 1 objects have been found
- Object 1 - enhanced position.
- RA (J2000) : 18 41 18.56 (-54.3601)
- Dec (J2000): -54 21 36.2 ( -54.35922)
- Error (90%): 2.0
- Counts in Source: 721
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 |
|---|---|---|---|---|---|---|
| 0.2′′ | 280.32738 | -54.36003 | GCN #19343 | GRB 160425A: Swift detection of an unusual burst with an optical afterglow |  | |
| 0.2′′ | 280.32721 | -54.36000 | GCN #19347 | GRB 160425A: Enhanced Swift-XRT position | | |
| 0.2′′ | 280.32738 | -54.36004 | GCN #19351 | GRB 160425A MASTER notices: possible host galaxy in the optical error-box | | |
| 0.4′′ | 280.32742 | -54.36008 | GCN #19357 | GRB 160425A: Swift/UVOT Detection | | |
| 65.9′′ | 280.33900 | -54.34300 | GCN #19355 | GRB 160425A: Swift-BAT refined analysis | |
There are 11 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 | ||
|---|---|---|---|---|---|
| 48.9 | 280.3220 | -54.3733 | TYC 8758-12-1 | B=12.70, H=10.832, J=11.181, K=10.785, V=12.12 | |
| 119.4 | 280.2984 | -54.3886 | 6dFGS gJ184111.6-542319 | B=17.93, H=13.15, J=13.667, K=12.622, R=16.16 | |
* 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 | ||
|---|---|---|---|---|---|---|
| 28.2 | 280.3368 | -54.3657 | B2=17.1, I=15.9, R1=15.9, R2=16.2 | USNO-B1 | | |
| 28.8 | 280.3403 | -54.3574 | I=18.3, R1=19.7 | USNO-B1 | | |
| 45.7 | 280.3487 | -54.3575 | B=20.3, R2=19.1, i=18.5 | SSS | | |
| 50.0 | 280.3036 | -54.3595 | I=18.2, R1=19.4 | USNO-B1 | | |
| 51.3 | 280.3291 | -54.3459 | B=22.2 | SSS | | |
| 72.2 | 280.3125 | -54.3419 | NED | | ||
| 74.8 | 280.3119 | -54.3414 | B=20.6, R2=20.4, i=18.9 | SSS | | |
| 80.5 | 280.2929 | -54.3497 | NED | | ||
| 80.5 | 280.3464 | -54.3407 | B=22.3 | SSS | | |
| 83.0 | 280.2880 | -54.3619 | B=20.2, R2=18.7, i=18.0 | SSS | |
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 | ||
|---|---|---|---|---|---|
| 8.0 | 280.3311 | -54.3605 | h=15.8, j=16.1, k=15.2 | 2MASS | |
| 8.6 | 280.3314 | -54.3606 | B2=18.7, I=17.2, R1=16.9, R2=17.3 | USNO-B1 | |
| 13.4 | 280.3234 | -54.3630 | B2=18.9, I=17.8, R1=18.1, R2=18.3 | USNO-B1 | |
| 16.3 | 280.3232 | -54.3563 | B2=19.6, I=18.2, R1=18.8, R2=19.2 | USNO-B1 | |
| 18.1 | 280.3360 | -54.3598 | B2=21.1, R1=19.4 | USNO-B1 | |
| 20.9 | 280.3260 | -54.3658 | B2=19.2, I=17.9, R1=18.1, R2=18.7 | USNO-B1 | |
| 22.7 | 280.3318 | -54.3658 | B2=20.6, I=18.2, R1=19.0, R2=19.5 | USNO-B1 | |
| 24.2 | 280.3170 | -54.3571 | B2=17.1, I=15.0, R1=15.2, R2=15.5 | USNO-B1 | |
| 24.3 | 280.3169 | -54.3572 | h=13.7, j=14.3, k=13.7 | 2MASS | |
| 28.2 | 280.3365 | -54.3659 | h=15.4, j=16.0, k=15.6 | 2MASS | |
There are 446 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.