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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: 727610;
Presumed name: GRB 161220A
| BAT | 23h 23m 16.08s, -47° 30′ 07.2″ |
|---|---|
| position: | (350.817, -47.502 ± 180″) |
| XRT | 23h 23m 23.49s, -47° 29′ 51.7″ |
| position: | (350.84788, -47.49769 ± 3.6″) |
| UVOT | No position available. |
| Galactic NHI: | 1.16×100 cm-2 |
| Galactic E(B-V): | 0.008 mag |
| Best RA: | 23h 23m 23.49s | = 350.84788 d |
|---|---|---|
| Best Dec: | -47° 29′ 51.7″ | = -47.49769 d |
| Gal Lat: | -63.33 | |
| Gal Long: | 337.28 | |
| Sun angle: | 67.89°, -5.5 hr East of Sun | |
1Sper #9 auto processing.
Galaxies within 3.33 of XRT position
| RA* | Dec* | Redshift | Catalogue | Query | ||
|---|---|---|---|---|---|---|
| 23.5 | 350.8575 | -47.4986 | B2=19.3, I=18.5, R2=18.6 | USNO-B1 |  | |
| 25.0 | 350.8390 | -47.4942 | B=22.7 | SSS | | |
| 25.6 | 350.8373 | -47.4977 | B2=20.2, I=18.1 | USNO-B1 | | |
| 33.4 | 350.8617 | -47.4983 | NED | | ||
| 48.8 | 350.8664 | -47.5030 | I=17.7, R1=19.2 | USNO-B1 | | |
| 57.5 | 350.8329 | -47.4853 | Mag=18.6 | NED | | |
| 60.5 | 350.8245 | -47.4919 | I=17.9, R1=19.7 | USNO-B1 | | |
| 63.4 | 350.8446 | -47.5153 | Mag=18.1 | NED | | |
| 63.5 | 350.8446 | -47.5152 | B=19.2, R2=18.1, i=17.7 | SSS | | |
| 64.7 | 350.8740 | -47.5012 | B2=20.3, I=18.3, R1=19.2, R2=18.6 | USNO-B1 | | |
| 72.5 | 350.8638 | -47.4807 | B=21.9 | SSS | | |
| 77.3 | 350.8401 | -47.4769 | B=22.6 | SSS | | |
| 85.0 | 350.8185 | -47.4850 | B=19.5, R2=18.9, i=18.6 | SSS | | |
| 85.2 | 350.8183 | -47.4850 | Mag=18.1 | NED | | |
| 87.7 | 350.8624 | -47.4754 | I=17.8, R1=20.5, R2=19.6 | USNO-B1 | | |
| 88.5 | 350.8216 | -47.4807 | B=22.2 | SSS | | |
| 88.7 | 350.8155 | -47.4864 | B2=20.7, I=17.5, R2=20.3 | USNO-B1 | | |
| 88.9 | 350.8175 | -47.4839 | Mag=16.4 | NED | | |
| 95.1 | 350.8620 | -47.4731 | B2=20.4, I=18.3, R1=19.0, R2=21.0 | USNO-B1 | | |
| 98.8 | 350.8870 | -47.5050 | B=19.7, R2=18.8, i=17.3 | SSS | | |
| 100.2 | 350.8875 | -47.5053 | Mag=19.26 | NED | | |
| 102.2 | 350.8884 | -47.5053 | B=20.1, R2=18.2, i=17.3 | SSS | | |
| 107.5 | 350.8509 | -47.5275 | B=21.5, R2=19.9 | SSS | | |
| 107.5 | 350.8507 | -47.5275 | B2=20.6, R1=20.3, R2=21.3 | USNO-B1 | | |
| 107.8 | 350.8477 | -47.4677 | B=22.7 | SSS | | |
| 107.9 | 350.8512 | -47.5275 | Mag=19.26 | NED | | |
| 112.3 | 350.8067 | -47.5117 | Mag=19.26 | NED | | |
| 112.9 | 350.8056 | -47.5107 | B=21.8 | SSS | | |
| 113.9 | 350.8940 | -47.5032 | B=22.3 | SSS | | |
| 114.1 | 350.8047 | -47.5100 | B=21.0, R2=20.4, i=19.1 | SSS | | |
| 117.3 | 350.8267 | -47.5269 | Mag=18.4 | NED | | |
| 117.4 | 350.8267 | -47.5270 | B=21.2, R2=18.8, i=17.9 | SSS | | |
| 117.7 | 350.8717 | -47.5261 | B2=20.2, I=18.5, R1=19.9, R2=19.5 | USNO-B1 | | |
| 118.1 | 350.8720 | -47.5262 | B=21.0, R2=19.3, i=18.9 | SSS | | |
| 118.5 | 350.8721 | -47.5264 | Mag=19.0 | NED | | |
| 121.6 | 350.8087 | -47.4768 | B=21.6 | SSS | | |
| 124.9 | 350.8917 | -47.5158 | B=21.1 | SSS | | |
| 128.3 | 350.8058 | -47.4758 | Mag=19.0 | NED | | |
| 129.8 | 350.8913 | -47.4769 | Mag=17.3 | NED | | |
| 132.1 | 350.8046 | -47.4756 | B=21.9, R2=20.0 | SSS | | |
| 134.2 | 350.9026 | -47.5026 | B2=20.6, R1=19.7 | USNO-B1 | | |
| 135.6 | 350.9032 | -47.5023 | B=21.4 | SSS | | |
| 140.0 | 350.8964 | -47.4767 | B2=20.1, I=18.5, R1=19.7, R2=18.9 | USNO-B1 | | |
| 140.9 | 350.8528 | -47.5367 | B=21.3, R2=19.1, i=17.9 | SSS | | |
| 148.9 | 350.8461 | -47.5390 | B=21.2, R2=19.1, i=18.4 | SSS | | |
| 149.0 | 350.8458 | -47.5392 | Mag=19.0 | NED | | |
| 149.1 | 350.8387 | -47.4567 | B=22.7 | SSS | | |
| 149.2 | 350.8946 | -47.5247 | Mag=19.0 | NED | | |
| 156.2 | 350.8008 | -47.5272 | Mag=19.0 | NED | | |
| 160.3 | 350.9036 | -47.4739 | B=21.0, R2=19.5 | SSS | | |
| 164.8 | 350.7825 | -47.5097 | I=17.4, R1=18.1 | USNO-B1 | | |
| 167.5 | 350.7875 | -47.4750 | Mag=19.0 | NED | | |
| 168.5 | 350.8433 | -47.4511 | Mag=18.4 | NED | | |
| 168.9 | 350.8432 | -47.4509 | B2=19.7, I=18.3, R1=19.5, R2=18.9 | USNO-B1 | | |
| 169.9 | 350.7785 | -47.4921 | B=21.8, R2=19.8, i=18.8 | SSS | | |
| 177.5 | 350.8721 | -47.5442 | B=21.4, R2=19.2, i=18.6 | SSS | | |
| 180.3 | 350.8682 | -47.5459 | B=20.5, R2=19.3, i=19.0 | SSS | | |
| 184.0 | 350.7770 | -47.4797 | B=22.4 | SSS | | |
| 185.2 | 350.8615 | -47.5483 | B=22.3 | SSS | | |
| 191.1 | 350.9221 | -47.4806 | Mag=18.4 | NED | | |
| 191.5 | 350.9200 | -47.5192 | Mag=18.4 | NED | | |
| 191.6 | 350.9200 | -47.5192 | B2=16.2, I=13.7, R1=14.2, R2=13.9 | USNO-B1 | | |
| 192.9 | 350.8029 | -47.4536 | B=22.6 | SSS | | |
| 195.3 | 350.9226 | -47.4779 | B2=20.1, R1=19.7 | USNO-B1 | | |
| 195.9 | 350.8708 | -47.5497 | Mag=18.4 | NED | | |
| 196.0 | 350.8712 | -47.5498 | B=20.4, R2=18.5, i=17.8 | SSS | | |
| 196.5 | 350.8282 | -47.5506 | B2=20.2, R1=17.0 | USNO-B1 | | |
| 199.4 | 350.8838 | -47.4478 | Mag=19.2 | NED | | |
| 199.9 | 350.8841 | -47.4478 | I=18.3, R1=19.7 | USNO-B1 | |
Queried APM-N, SDSS, PSCz, SSS, NED, 2MASSX, USNO-B1.
* 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