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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: 337889;
Presumed name: GRB 081221
| BAT | 01h 03m 13.20s, -24° 31′ 33.6″ |
|---|---|
| position: | (15.805, -24.526 ± 180″) |
| XRT | 01h 03m 10.42s, -24° 32′ 54.2″ |
| position: | (15.7934, -24.5484 ± 5.0″) |
| UVOT | No position available. |
| Galactic NHI: | 0.00×100 cm-2 |
| Galactic E(B-V): | 0.021 mag |
| Best RA: | 01h 03m 10.42s | = 15.7934 d |
|---|---|---|
| Best Dec: | -24° 32′ 54.2″ | = -24.5484 d |
| Gal Lat: | ||
| Gal Long: | ||
| Sun angle: | not found | |
Stars within 3.33 of XRT position
| RA* | Dec* | Catalogue | Query | ||
|---|---|---|---|---|---|
| 14.0 | 15.7900 | -24.5460 | h=15.2, j=15.7, k=15.0 | 2MASS |  |
| 14.6 | 15.7899 | -24.5458 | B1=18.0, B2=18.5, I=17.6, R1=16.7, R2=17.2 | USNO-B1 | |
| 19.9 | 15.7876 | -24.5499 | B1=20.5, B2=21.1 | USNO-B1 | |
| 33.0 | 15.8002 | -24.5416 | I=18.7, R2=21.8 | USNO-B1 | |
| 37.9 | 15.7981 | -24.5580 | B1=19.0, B2=19.1, I=18.0, R1=17.1, R2=17.7 | USNO-B1 | |
| 38.7 | 15.7982 | -24.5582 | h=15.1, j=16.1, k=15.1 | 2MASS | |
| 42.1 | 15.7826 | -24.5420 | B2=21.1, I=18.7, R2=20.1 | USNO-B1 | |
| 44.1 | 15.7831 | -24.5563 | B2=21.6, I=18.7, R2=21.6 | USNO-B1 | |
| 47.4 | 15.7989 | -24.5606 | B1=20.2, B2=21.0, R1=20.5, R2=21.2 | USNO-B1 | |
| 49.7 | 15.7858 | -24.5364 | h=15.9, j=16.2, k=16.6 | 2MASS | |
| 50.1 | 15.7857 | -24.5364 | B1=17.6, B2=18.4, I=17.8, R1=16.9, R2=17.4 | USNO-B1 | |
| 50.5 | 15.8081 | -24.5443 | I=18.8, R2=23.4 | USNO-B1 | |
| 50.9 | 15.8057 | -24.5571 | B1=20.8, B2=21.9, R2=20.7 | USNO-B1 | |
| 52.1 | 15.7839 | -24.5600 | B1=19.6, B2=19.8, I=18.7, R1=19.5, R2=19.2 | USNO-B1 | |
| 57.2 | 15.7776 | -24.5417 | B1=19.3, B2=19.1, I=18.4, R1=18.1, R2=17.7 | USNO-B1 | |
| 62.9 | 15.8122 | -24.5448 | B2=21.0, R1=20.7, R2=21.7 | USNO-B1 | |
| 88.6 | 15.8190 | -24.5564 | B1=20.0, B2=19.7, I=18.5, R1=19.0, R2=18.6 | USNO-B1 | |
| 90.4 | 15.8210 | -24.5485 | B2=21.0, I=18.6, R1=19.6, R2=19.8 | USNO-B1 | |
| 92.3 | 15.8212 | -24.5523 | B1=19.5, B2=20.5, I=18.8 | USNO-B1 | |
| 97.9 | 15.8162 | -24.5660 | B1=19.3, B2=17.8, I=17.2, R1=16.8, R2=16.3 | USNO-B1 | |
| 98.5 | 15.8162 | -24.5662 | h=15.6, j=16.3, k=14.9 | 2MASS | |
| 99.5 | 15.8229 | -24.5552 | B1=20.8, B2=20.2, I=18.2, R1=19.1, R2=18.6 | USNO-B1 | |
| 100.7 | 15.8231 | -24.5556 | B2=21.2, I=18.5, R1=19.7, R2=19.2 | USNO-B1 | |
| 102.1 | 15.8023 | -24.5756 | I=18.7, R2=21.0 | USNO-B1 | |
| 102.2 | 15.8013 | -24.5759 | I=18.7, R1=20.2, R2=20.0 | USNO-B1 | |
| 105.8 | 15.7976 | -24.5775 | B2=21.7, I=18.8 | USNO-B1 | |
| 107.1 | 15.7726 | -24.5714 | B2=21.0, I=18.5, R2=19.9 | USNO-B1 | |
| 107.2 | 15.7727 | -24.5715 | h=15.8, j=16.4, k=15.5 | 2MASS | |
| 108.1 | 15.7957 | -24.5185 | B1=20.4, R1=20.6 | USNO-B1 | |
| 109.5 | 15.8181 | -24.5689 | B2=20.3, I=18.6, R1=19.7, R2=19.6 | USNO-B1 | |
| 110.3 | 15.8103 | -24.5219 | B1=20.6, R2=22.0 | USNO-B1 | |
| 112.2 | 15.8261 | -24.5391 | B2=21.7, R2=21.8 | USNO-B1 | |
| 114.3 | 15.7849 | -24.5792 | R1=20.7, R2=21.4 | USNO-B1 | |
| 123.2 | 15.7567 | -24.5561 | B2=21.5, I=18.7, R1=20.0, R2=21.6 | USNO-B1 | |
| 123.8 | 15.7557 | -24.5514 | B2=21.4, I=18.7, R2=21.9 | USNO-B1 | |
| 129.3 | 15.8322 | -24.5550 | B1=20.8, B2=21.8 | USNO-B1 | |
| 130.7 | 15.7971 | -24.5123 | B1=19.5, B2=19.6, I=18.7, R1=19.2, R2=20.0 | USNO-B1 | |
| 134.7 | 15.7558 | -24.5635 | B1=19.8, B2=20.1, I=18.8, R1=20.3, R2=20.5 | USNO-B1 | |
| 135.4 | 15.7702 | -24.5795 | B1=20.6, B2=21.1, I=18.7, R1=20.1, R2=20.3 | USNO-B1 | |
| 137.2 | 15.8195 | -24.5782 | B2=21.1, I=18.6, R1=20.0, R2=20.4 | USNO-B1 | |
| 138.2 | 15.8195 | -24.5785 | h=16.1, j=17.2, k=16.0 | 2MASS | |
| 146.8 | 15.8381 | -24.5447 | I=18.8, R2=21.4 | USNO-B1 | |
| 147.3 | 15.7684 | -24.5824 | B1=20.1, B2=20.9, R2=20.9 | USNO-B1 | |
| 148.0 | 15.7727 | -24.5850 | B1=17.6, B2=16.5, I=17.1, R1=16.4, R2=16.0 | USNO-B1 | |
| 148.9 | 15.7726 | -24.5852 | h=15.9, j=16.3, k=15.2 | 2MASS | |
| 149.7 | 15.8228 | -24.5802 | B1=19.5, B2=19.9, I=18.8, R1=18.8, R2=20.1 | USNO-B1 | |
| 151.2 | 15.8365 | -24.5635 | B1=21.2, R1=20.7 | USNO-B1 | |
| 152.6 | 15.8132 | -24.5100 | B1=20.4, B2=21.2, R2=20.7 | USNO-B1 | |
| 160.3 | 15.8408 | -24.5372 | B2=21.6, R2=23.7 | USNO-B1 | |
| 160.3 | 15.8198 | -24.5859 | B1=20.4, B2=21.2, I=18.8, R2=20.9 | USNO-B1 | |
| 161.1 | 15.7764 | -24.5064 | B1=20.9, I=18.7, R2=23.5 | USNO-B1 | |
| 166.7 | 15.8016 | -24.5027 | B1=20.8, B2=20.2, I=18.3, R1=19.0, R2=18.5 | USNO-B1 | |
| 167.0 | 15.8019 | -24.5026 | h=16.4, j=17.0, k=15.9 | 2MASS | |
| 168.9 | 15.7572 | -24.5818 | B1=18.0, B2=18.6, I=17.0, R1=15.9, R2=16.6 | USNO-B1 | |
| 169.0 | 15.7573 | -24.5819 | h=14.3, j=14.9, k=14.1 | 2MASS | |
| 178.5 | 15.8478 | -24.5508 | B1=18.5, B2=18.7, I=18.3, R1=17.4, R2=17.8 | USNO-B1 | |
| 178.8 | 15.8479 | -24.5508 | h=15.8, j=16.5, k=15.7 | 2MASS | |
| 184.1 | 15.8386 | -24.5788 | B2=21.7, I=18.7, R1=20.1, R2=20.4 | USNO-B1 | |
| 192.7 | 15.8493 | -24.5650 | h=15.8, j=16.7, k=15.4 | 2MASS | |
| 193.2 | 15.8495 | -24.5650 | B1=19.5, B2=19.3, I=18.1, R1=18.5, R2=17.8 | USNO-B1 | |
| 197.7 | 15.7436 | -24.5794 | h=14.8, j=15.2, k=14.7 | 2MASS | |
| 197.8 | 15.7434 | -24.5793 | B1=16.3, B2=17.2, I=16.8, R1=15.3, R2=16.0 | USNO-B1 | |
| 198.2 | 15.8539 | -24.5481 | h=15.9, j=16.4, k=15.2 | 2MASS | |
| 198.4 | 15.8540 | -24.5481 | B1=18.7, B2=18.0, I=17.7, R1=16.7, R2=16.8 | USNO-B1 | |
| 198.6 | 15.7334 | -24.5565 | h=16.1, j=16.8, k=16.2 | 2MASS | |
| 198.9 | 15.7333 | -24.5564 | B1=17.4, B2=18.1, I=18.0, R1=16.8, R2=17.6 | 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.