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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: 661775;
Presumed name: GRB 151027A
| BAT | 18h 09m 57.84s, +61° 22′ 51.6″ |
|---|---|
| position: | (272.491, +61.381 ± 180″) |
| XRT | 18h 09m 57.26s, +61° 21′ 05.4″ |
| position: | (272.4886, 61.3515 ± 4.8″) |
| UVOT | No position available. |
| Galactic NHI: | 3.30×100 cm-2 |
| Galactic E(B-V): | 0.040 mag |
| Best RA: | 18h 09m 57.26s | = 272.4886 d |
|---|---|---|
| Best Dec: | +61° 21′ 05.4″ | = 61.3515 d |
| Gal Lat: | 28.49 | |
| Gal Long: | 90.48 | |
| Sun angle: | 88.18°, -4.1 hr East of Sun | |
1Sper #0 auto processing.
Galaxies within 3.33 of XRT position
| RA* | Dec* | Redshift | Catalogue | Query | ||
|---|---|---|---|---|---|---|
| 19.5 | 272.4786 | 61.3490 | B2=20.5, I=18.3, R2=18.9 | USNO-B1 |  | |
| 36.8 | 272.5066 | 61.3460 | B1=18.9, B2=18.8, I=18.1, R1=19.3, R2=19.2 | USNO-B1 | | |
| 37.7 | 272.5067 | 61.3456 | NED | | ||
| 48.5 | 272.4758 | 61.3635 | B2=21.9, I=18.2, R1=19.6, R2=19.6 | USNO-B1 | | |
| 51.0 | 272.4599 | 61.3481 | B1=20.6, B2=20.7, R2=19.8 | USNO-B1 | | |
| 60.8 | 272.4882 | 61.3346 | B2=21.5, I=18.3, R1=19.2, R2=19.4 | USNO-B1 | | |
| 61.0 | 272.4888 | 61.3345 | B=22.1, R=19.2 | APM-N | | |
| 61.5 | 272.4890 | 61.3344 | B1=20.6, I=18.3 | USNO-B1 | | |
| 61.9 | 272.4776 | 61.3679 | B=21.5, R=18.9 | APM-N | | |
| 63.5 | 272.4753 | 61.3679 | B1=20.6, B2=20.9, I=18.1, R2=19.3 | USNO-B1 | | |
| 71.8 | 272.4519 | 61.3421 | I=18.4, R2=19.9 | USNO-B1 | | |
| 73.4 | 272.5289 | 61.3449 | B=22.1, R=18.6 | APM-N | | |
| 90.2 | 272.5158 | 61.3728 | NED | | ||
| 90.3 | 272.4363 | 61.3523 | B2=21.6, R1=19.7, R2=19.9 | USNO-B1 | | |
| 91.9 | 272.4786 | 61.3766 | B2=22.2, I=18.5, R2=19.9 | USNO-B1 | | |
| 93.4 | 272.4411 | 61.3390 | B=21.8, R=20.0 | APM-N | | |
| 94.0 | 272.4764 | 61.3260 | B1=20.2, B2=21.7, R2=19.9 | USNO-B1 | | |
| 94.3 | 272.4563 | 61.3728 | NED | | ||
| 94.8 | 272.5191 | 61.3296 | B1=20.2, B2=22.0, R1=19.6, R2=19.9 | USNO-B1 | | |
| 100.2 | 272.4404 | 61.3358 | NED | | ||
| 107.1 | 272.4392 | 61.3695 | B1=20.2, B2=20.6, R1=19.6, R2=19.9 | USNO-B1 | | |
| 108.4 | 272.4693 | 61.3802 | B1=18.6, B2=17.5, I=16.4, R1=17.1 | USNO-B1 | | |
| 111.7 | 272.4733 | 61.3816 | B2=21.0, R2=19.8 | USNO-B1 | | |
| 112.0 | 272.4646 | 61.3803 | NED | | ||
| 113.9 | 272.5538 | 61.3565 | B=22.1, R=18.7 | APM-N | | |
| 116.4 | 272.4495 | 61.3251 | R1=19.4, R2=19.9 | USNO-B1 | | |
| 116.7 | 272.4498 | 61.3250 | B=22.1, R=19.9 | APM-N | | |
| 117.2 | 272.5014 | 61.3195 | B2=21.3, R2=19.7 | USNO-B1 | | |
| 117.8 | 272.4738 | 61.3834 | B=21.6, R=20.0 | APM-N | | |
| 122.1 | 272.4428 | 61.3774 | B2=21.9, I=18.3, R2=19.8 | USNO-B1 | | |
| 125.2 | 272.4189 | 61.3419 | B1=19.6, B2=20.3, R1=19.5, R2=19.7 | USNO-B1 | | |
| 127.2 | 272.5303 | 61.3224 | B2=20.8, R2=20.0 | USNO-B1 | | |
| 127.6 | 272.4312 | 61.3739 | NED | | ||
| 127.8 | 272.5308 | 61.3224 | B=22.1, R=19.8 | APM-N | | |
| 131.5 | 272.5429 | 61.3769 | NED | | ||
| 134.4 | 272.5124 | 61.3159 | B2=22.1, I=18.1, R2=19.9 | USNO-B1 | | |
| 134.6 | 272.4893 | 61.3141 | B2=17.9, I=17.4, R1=19.5 | USNO-B1 | | |
| 134.8 | 272.5119 | 61.3158 | B=22.1, R=19.9 | APM-N | | |
| 135.5 | 272.5632 | 61.3398 | B1=20.7, I=18.2, R2=19.7 | USNO-B1 | | |
| 136.3 | 272.4254 | 61.3288 | B=22.1, R=19.6 | APM-N | | |
| 138.0 | 272.5128 | 61.3880 | B=17.4, R=15.8 | APM-N | | |
| 139.8 | 272.5492 | 61.3258 | B=17.7, R=16.7 | APM-N | | |
| 143.4 | 272.5238 | 61.3875 | NED | | ||
| 145.5 | 272.4165 | 61.3306 | B=21.2, R=17.9 | APM-N | | |
| 147.0 | 272.4374 | 61.3842 | B=22.1, R=18.9 | APM-N | | |
| 147.2 | 272.5513 | 61.3236 | NED | | ||
| 152.6 | 272.4133 | 61.3293 | B=20.2, R=18.4 | APM-N | | |
| 156.2 | 272.5627 | 61.3764 | B=20.6, R=17.9 | APM-N | | |
| 156.5 | 272.4050 | 61.3344 | NED | | ||
| 158.5 | 272.3982 | 61.3593 | B2=22.4, R1=19.7 | USNO-B1 | | |
| 161.3 | 272.3958 | 61.3578 | NED | | ||
| 162.7 | 272.5706 | 61.3292 | B=22.1, R=19.5 | APM-N | | |
| 163.4 | 272.4236 | 61.3845 | B2=21.9, R1=19.7, R2=19.7 | USNO-B1 | | |
| 164.9 | 272.4220 | 61.3844 | B2=20.9, R2=19.3 | USNO-B1 | | |
| 165.5 | 272.4213 | 61.3843 | B1=20.3, B2=20.4, R1=19.6, R2=19.6 | USNO-B1 | | |
| 166.3 | 272.3923 | 61.3510 | B2=21.9, I=18.1, R2=19.9 | USNO-B1 | | |
| 167.4 | 272.4827 | 61.3051 | B2=20.9, I=18.4, R1=19.5, R2=19.6 | USNO-B1 | | |
| 169.0 | 272.3926 | 61.3424 | B=21.3, R=18.2 | APM-N | | |
| 169.2 | 272.3924 | 61.3425 | B1=20.1, B2=20.1, I=18.0, R1=18.2, R2=18.8 | USNO-B1 | | |
| 170.9 | 272.3918 | 61.3415 | R1=19.5, R2=18.9 | USNO-B1 | | |
| 174.9 | 272.5692 | 61.3810 | B2=19.0, R2=18.3 | USNO-B1 | | |
| 179.1 | 272.4007 | 61.3251 | B2=21.7, R2=19.8 | USNO-B1 | | |
| 180.1 | 272.4005 | 61.3247 | B2=21.4, I=18.3, R1=19.5, R2=19.4 | USNO-B1 | | |
| 181.4 | 272.5896 | 61.3653 | NED | | ||
| 182.3 | 272.5171 | 61.3028 | NED | | ||
| 186.1 | 272.5906 | 61.3683 | B=21.9, R=20.0 | APM-N | | |
| 186.4 | 272.3817 | 61.3592 | NED | | ||
| 186.5 | 272.5909 | 61.3682 | B2=20.7, R2=19.6 | USNO-B1 | | |
| 186.6 | 272.4807 | 61.2998 | B=22.1, R=19.3 | APM-N | | |
| 187.2 | 272.5015 | 61.4031 | I=18.3, R2=19.8 | USNO-B1 | | |
| 188.3 | 272.5583 | 61.3113 | B2=21.3, R2=19.6 | USNO-B1 | | |
| 191.2 | 272.5455 | 61.3971 | B2=22.2, R2=19.9 | USNO-B1 | | |
| 193.1 | 272.5962 | 61.3663 | B2=20.0, R2=18.9 | USNO-B1 | | |
| 193.2 | 272.5557 | 61.3945 | I=18.4, R1=19.3, R2=19.0 | USNO-B1 | | |
| 194.1 | 272.5561 | 61.3946 | B2=20.6, I=18.0, R1=19.1, R2=19.1 | USNO-B1 | | |
| 194.6 | 272.4170 | 61.3098 | R1=19.5, R2=19.9 | USNO-B1 | | |
| 194.6 | 272.5893 | 61.3273 | B2=20.8, I=18.4, R2=19.6 | USNO-B1 | | |
| 194.6 | 272.4129 | 61.3114 | NED | | ||
| 194.9 | 272.4170 | 61.3096 | B=22.1, R=19.6 | APM-N | | |
| 197.6 | 272.3754 | 61.3597 | B2=20.4, R2=19.6 | USNO-B1 | | |
| 198.0 | 272.3750 | 61.3592 | B2=20.3, R2=19.1 | USNO-B1 | | |
| 199.1 | 272.4104 | 61.3922 | B2=21.6, R2=19.9 | USNO-B1 | | |
| 199.7 | 272.4860 | 61.2960 | B1=19.7, B2=20.2, R2=19.6 | 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