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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: 744791;
Presumed name: GRB 170331A
| BAT | 21h 35m 07.68s, -24° 24′ 49.3″ |
|---|---|
| position: | (323.782, -24.4137 ± 180″) |
| XRT | 21h 35m 10.13s, -24° 23′ 08.9″ |
| position: | (323.7922, -24.3858 ± 2.1″) |
| UVOT | No position available. |
| Galactic NHI: | 3.97×100 cm-2 |
| Galactic E(B-V): | 0.049 mag |
| Best RA: | 21h 35m 10.13s | = 323.7922 d |
|---|---|---|
| Best Dec: | -24° 23′ 08.9″ | = -24.3858 d |
| Gal Lat: | -46 | |
| Gal Long: | 25.04 | |
| Sun angle: | 52.99°, -20.94 hr East of Sun | |
1Sper #6 auto processing.
Galaxies within 3.33 of XRT position
| RA* | Dec* | Redshift | Catalogue | Query | ||
|---|---|---|---|---|---|---|
| 31.2 | 323.7858 | -24.3922 | Mag=18.6 | NED |  | |
| 52.6 | 323.7771 | -24.3911 | Mag=18.6 | NED | | |
| 53.6 | 323.7954 | -24.4004 | B=22.0 | SSS | | |
| 59.7 | 323.7854 | -24.4014 | Mag=19.2 | NED | | |
| 63.9 | 323.7811 | -24.3712 | B=21.8, R2=20.1 | SSS | | |
| 65.5 | 323.7854 | -24.3686 | Mag=20.1 | NED | | |
| 65.6 | 323.7857 | -24.3686 | B=22.3 | SSS | | |
| 73.2 | 323.7937 | -24.3656 | Mag=20.1 | NED | | |
| 74.0 | 323.8144 | -24.3822 | B=22.1 | SSS | | |
| 75.9 | 323.7758 | -24.4007 | B=21.6 | SSS | | |
| 81.1 | 323.8105 | -24.3707 | B=21.9 | SSS | | |
| 85.2 | 323.8090 | -24.3677 | B=21.8 | SSS | | |
| 88.1 | 323.7883 | -24.4100 | B=21.2, R2=19.4 | SSS | | |
| 91.3 | 323.8155 | -24.3719 | B2=20.7, R1=18.6 | USNO-B1 | | |
| 92.8 | 323.7685 | -24.3999 | B=22.1 | SSS | | |
| 97.9 | 323.7662 | -24.3991 | B=22.6, R2=20.5 | SSS | | |
| 101.4 | 323.7665 | -24.3701 | B=18.3 | SSS | | |
| 116.9 | 323.8248 | -24.3989 | B=22.5 | SSS | | |
| 120.8 | 323.7866 | -24.3526 | B=22.1 | SSS | | |
| 122.9 | 323.7867 | -24.4194 | Mag=20.1 | NED | | |
| 124.5 | 323.7562 | -24.3749 | B2=20.6, I=18.3, R1=19.3, R2=20.9 | USNO-B1 | | |
| 124.5 | 323.7562 | -24.3750 | Mag=19.4 | NED | | |
| 124.7 | 323.8053 | -24.3533 | B=22.2 | SSS | | |
| 126.5 | 323.8233 | -24.3650 | B=21.2, R2=19.4 | SSS | | |
| 127.3 | 323.7803 | -24.3521 | B=21.3, R2=20.2 | SSS | | |
| 127.7 | 323.8029 | -24.3517 | B=21.3, R2=19.9 | SSS | | |
| 134.5 | 323.8204 | -24.3587 | B=21.6 | SSS | | |
| 134.6 | 323.7880 | -24.3486 | B=22.3 | SSS | | |
| 134.9 | 323.8329 | -24.3897 | Mag=19.4 | NED | | |
| 136.4 | 323.8150 | -24.3542 | Mag=19.4 | NED | | |
| 139.3 | 323.7817 | -24.3483 | Mag=20.29 | NED | | |
| 143.1 | 323.7771 | -24.3486 | Mag=20.29 | NED | | |
| 148.1 | 323.8373 | -24.3836 | B=19.8, R2=18.0, i=17.2 | SSS | | |
| 148.2 | 323.8371 | -24.3839 | Mag=20.01 | NED | | |
| 148.9 | 323.7955 | -24.3445 | B2=20.7, I=18.1, R1=19.1, R2=20.3 | USNO-B1 | | |
| 148.9 | 323.7954 | -24.3444 | Mag=18.9 | NED | | |
| 152.4 | 323.8254 | -24.4154 | B1=20.4, R1=19.3 | USNO-B1 | | |
| 156.4 | 323.8391 | -24.3779 | B=21.8 | SSS | | |
| 157.4 | 323.7713 | -24.4253 | Mag=18.9 | NED | | |
| 162.1 | 323.8146 | -24.4259 | I=18.5, R1=19.2 | USNO-B1 | | |
| 163.1 | 323.7627 | -24.4223 | B=22.0, R2=20.6, i=18.3 | SSS | | |
| 165.8 | 323.8133 | -24.3439 | Mag=18.9 | NED | | |
| 167.8 | 323.7987 | -24.4319 | Mag=18.9 | NED | | |
| 168.7 | 323.8197 | -24.4254 | B=22.0 | SSS | | |
| 171.0 | 323.8413 | -24.4018 | B1=19.4, R1=19.5 | USNO-B1 | | |
| 174.9 | 323.7824 | -24.3380 | B=21.5 | SSS | | |
| 175.5 | 323.7592 | -24.4242 | B2=20.6, R1=19.9 | USNO-B1 | | |
| 179.4 | 323.7916 | -24.4356 | B1=20.5, B2=20.7, R1=19.2 | USNO-B1 | | |
| 181.1 | 323.8294 | -24.4230 | B=20.5, R2=19.1, i=18.4 | SSS | | |
| 183.1 | 323.7769 | -24.3369 | B=20.6, R2=20.0 | SSS | | |
| 183.5 | 323.7771 | -24.3367 | Mag=19.6 | NED | | |
| 184.8 | 323.7523 | -24.3496 | R1=19.8, R2=21.0 | USNO-B1 | | |
| 185.2 | 323.8482 | -24.3792 | B=20.7, R2=18.6, i=17.8 | SSS | | |
| 185.8 | 323.8483 | -24.3792 | Mag=18.6 | NED | | |
| 187.2 | 323.8037 | -24.3349 | B=20.8, R2=18.9, i=18.3 | SSS | | |
| 193.3 | 323.7487 | -24.3494 | Mag=18.6 | NED | |
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