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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: 727288;
Presumed name: GRB 161218A
| BAT | 16h 21m 01.68s, -04° 06′ 50.4″ |
|---|---|
| position: | (245.257, -4.114 ± 180″) |
| XRT | No position available. |
| UVOT | No position available. |
| Galactic NHI: | 1.02×100 cm-2 |
| Galactic E(B-V): | 0.219 mag |
| Best RA: | 16h 21m 01.68s | = 245.257 d |
|---|---|---|
| Best Dec: | -04° 06′ 50.4″ | = -4.114 d |
| Gal Lat: | 30.59 | |
| Gal Long: | 9.57 | |
| Sun angle: | 27.87°, 1.4 hr West | |
Galaxies within 3.33 of BAT position
| RA* | Dec* | Redshift | Catalogue | Query | ||
|---|---|---|---|---|---|---|
| 36.2 | 245.2469 | -4.1136 | B=20.9, R2=19.0, i=18.1 | SSS |  | |
| 38.3 | 245.2621 | -4.1047 | B=21.9, R2=19.9, i=17.9 | SSS | | |
| 38.4 | 245.2621 | -4.1046 | I=17.9, R2=19.4 | USNO-B1 | | |
| 58.2 | 245.2523 | -4.0985 | B=18.9, R2=17.9, i=17.1 | SSS | | |
| 60.5 | 245.2514 | -4.1299 | B=22.1 | SSS | | |
| 66.6 | 245.2421 | -4.1250 | B=21.2, R2=20.8 | SSS | | |
| 69.0 | 245.2670 | -4.1304 | I=18.4, R2=19.3 | USNO-B1 | | |
| 69.1 | 245.2435 | -4.1003 | B=21.2, R2=20.6 | SSS | | |
| 77.8 | 245.2536 | -4.0927 | B=22.1 | SSS | | |
| 86.0 | 245.2694 | -4.0935 | B=21.6, R2=19.9, i=18.9 | SSS | | |
| 93.5 | 245.2392 | -4.1331 | NED | | ||
| 94.2 | 245.2415 | -4.0929 | B=22.2 | SSS | | |
| 98.6 | 245.2743 | -4.1353 | B=21.7, R2=20.0, i=19.0 | SSS | | |
| 100.2 | 245.2334 | -4.1289 | B1=21.1, B2=20.6 | USNO-B1 | | |
| 103.5 | 245.2327 | -4.1295 | B=21.5, R2=20.8 | SSS | | |
| 106.2 | 245.2857 | -4.1071 | B=22.0 | SSS | | |
| 111.1 | 245.2337 | -4.1344 | B=22.3, R2=20.5 | SSS | | |
| 112.0 | 245.2847 | -4.0997 | B=22.5, R2=21.0 | SSS | | |
| 113.6 | 245.2671 | -4.1439 | NED | | ||
| 118.1 | 245.2897 | -4.1176 | B=22.4 | SSS | | |
| 121.3 | 245.2233 | -4.1139 | NED | | ||
| 127.4 | 245.2921 | -4.1108 | NED | | ||
| 128.4 | 245.2610 | -4.0786 | B=22.2, R2=20.3, i=18.9 | SSS | | |
| 133.2 | 245.2754 | -4.1461 | B=22.2, R2=21.0 | SSS | | |
| 135.3 | 245.2947 | -4.1151 | B=19.1, R2=18.3, i=17.9 | SSS | | |
| 139.1 | 245.2563 | -4.1526 | B2=20.6, I=17.9, R2=19.4 | USNO-B1 | | |
| 140.7 | 245.2714 | -4.0777 | I=18.3, R1=20.0 | USNO-B1 | | |
| 141.2 | 245.2903 | -4.0931 | B=21.7, R2=20.3 | SSS | | |
| 141.9 | 245.2628 | -4.1530 | B=22.1 | SSS | | |
| 142.8 | 245.2802 | -4.0818 | B=22.4, R2=20.2 | SSS | | |
| 143.7 | 245.2311 | -4.0836 | B2=20.4, I=18.4, R1=19.7 | USNO-B1 | | |
| 152.7 | 245.2304 | -4.0808 | NED | | ||
| 157.0 | 245.2142 | -4.1050 | B=22.2 | SSS | | |
| 165.1 | 245.3008 | -4.1278 | NED | | ||
| 165.7 | 245.2507 | -4.1596 | B=21.7, R2=20.2 | SSS | | |
| 166.8 | 245.2896 | -4.1470 | B=21.5, R2=19.6, i=18.3 | SSS | | |
| 166.8 | 245.2454 | -4.0691 | B=21.9, R2=19.6, i=18.4 | SSS | | |
| 168.6 | 245.2100 | -4.1131 | NED | | ||
| 170.5 | 245.3005 | -4.1329 | B=22.5 | SSS | | |
| 171.4 | 245.3033 | -4.1025 | B=21.6, R2=19.9, i=18.6 | SSS | | |
| 176.3 | 245.2100 | -4.1286 | NED | | ||
| 177.3 | 245.3063 | -4.1161 | B=21.6, R2=20.7 | SSS | | |
| 177.5 | 245.2789 | -4.1582 | B2=20.6, I=18.3, R2=19.3 | USNO-B1 | | |
| 177.9 | 245.3065 | -4.1159 | B1=21.2, B2=20.6 | USNO-B1 | | |
| 180.3 | 245.3063 | -4.1234 | B=21.5, R2=20.6 | SSS | | |
| 183.7 | 245.2171 | -4.1459 | B=19.5, R2=18.5, i=17.9 | SSS | | |
| 184.4 | 245.2078 | -4.1288 | I=17.6, R2=18.2 | USNO-B1 | | |
| 184.9 | 245.2334 | -4.0683 | B=19.4, R2=18.2, i=17.3 | SSS | | |
| 188.1 | 245.3093 | -4.1104 | B=20.7, R2=19.4, i=18.7 | SSS | | |
| 188.6 | 245.2045 | -4.1121 | I=18.4, R1=20.0, R2=19.3 | USNO-B1 | | |
| 191.5 | 245.2837 | -4.1600 | B=20.7, R2=19.5 | SSS | | |
| 191.9 | 245.3063 | -4.1347 | NED | | ||
| 192.0 | 245.2648 | -4.0612 | B=21.8, R2=20.8 | SSS | | |
| 192.7 | 245.2742 | -4.1647 | B=21.2, R2=19.4, i=18.8 | SSS | | |
| 194.8 | 245.2828 | -4.0664 | I=18.1, R1=19.6 | USNO-B1 | | |
| 197.0 | 245.2915 | -4.1565 | B2=20.7, R2=19.3 | USNO-B1 | | |
| 197.7 | 245.2092 | -4.0868 | B=22.2, R2=20.5 | SSS | |
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