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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: 349510;
Presumed name: GRB 090418A
| BAT | 17h 57m 20.16s, +33° 24′ 32.4″ |
|---|---|
| position: | (269.334, +33.409 ± 180″) |
| XRT | 17h 57m 15.10s, +33° 24′ 19.8″ |
| position: | (269.3129, 33.4055 ± 2.1″) |
| UVOT | No position available. |
| Galactic NHI: | 0.00×100 cm-2 |
| Galactic E(B-V): | 0.043 mag |
| Best RA: | 17h 57m 15.10s | = 269.3129 d |
|---|---|---|
| Best Dec: | +33° 24′ 19.8″ | = 33.4055 d |
| Gal Lat: | ||
| Gal Long: | ||
| Sun angle: | not found | |
Galaxies within 3.33 of XRT position
| RA* | Dec* | Redshift | Catalogue | Query | ||
|---|---|---|---|---|---|---|
| 1.2 | 269.3129 | 33.4058 | NED |  | ||
| 3.8 | 269.3141 | 33.4052 | B=21.8, R=20.0 | APM-N | | |
| 4.3 | 269.3143 | 33.4055 | B1=20.9, B2=20.8, R2=20.2 | USNO-B1 | | |
| 12.2 | 269.3132 | 33.4021 | B=21.2, R=20.0 | APM-N | | |
| 20.1 | 269.3180 | 33.4019 | B=21.3, R=18.9 | APM-N | | |
| 39.6 | 269.3249 | 33.4009 | B1=20.7, R2=17.9 | USNO-B1 | | |
| 41.4 | 269.3003 | 33.4009 | B2=20.9, I=18.7, R1=19.5 | USNO-B1 | | |
| 41.7 | 269.2999 | 33.4014 | B=22.0, R=20.0 | APM-N | | |
| 60.9 | 269.3105 | 33.4223 | B2=20.8, I=17.7, R1=18.7, R2=19.1 | USNO-B1 | | |
| 61.5 | 269.3326 | 33.4007 | B1=20.4, I=16.9, R1=18.0 | USNO-B1 | | |
| 61.5 | 269.3099 | 33.4224 | B=22.2, R=18.7 | APM-N | | |
| 61.6 | 269.3327 | 33.4010 | R1=17.0, R2=17.3 | USNO-B1 | | |
| 69.8 | 269.2897 | 33.4048 | B=21.7, R=19.6 | APM-N | | |
| 69.9 | 269.3122 | 33.4249 | B2=20.7, I=16.9, R1=19.0, R2=18.9 | USNO-B1 | | |
| 71.6 | 269.2896 | 33.4097 | B=20.6, R=18.3 | APM-N | | |
| 73.1 | 269.3129 | 33.3852 | B=21.8, R=20.0 | APM-N | | |
| 74.7 | 269.3212 | 33.4251 | B=21.1, R=19.1 | APM-N | | |
| 77.5 | 269.2978 | 33.3881 | B1=21.0, I=18.6, R1=19.7, R2=20.1 | USNO-B1 | | |
| 79.4 | 269.2879 | 33.4125 | B=22.2, R=19.6 | APM-N | | |
| 79.8 | 269.2877 | 33.4124 | B2=20.9, I=18.7, R1=19.5, R2=20.1 | USNO-B1 | | |
| 79.8 | 269.3321 | 33.3902 | B=22.2, R=19.5 | APM-N | | |
| 81.2 | 269.2881 | 33.4144 | B2=20.7, I=18.7, R1=20.1, R2=20.3 | USNO-B1 | | |
| 84.6 | 269.3361 | 33.3922 | B=22.2, R=18.9 | APM-N | | |
| 87.0 | 269.2845 | 33.4007 | B=20.4, R=19.1 | APM-N | | |
| 93.4 | 269.2933 | 33.3854 | B=20.6, R=19.3 | APM-N | | |
| 98.0 | 269.3401 | 33.3905 | B=22.0, R=19.6 | APM-N | | |
| 112.6 | 269.3339 | 33.3796 | B=22.2, R=19.8 | APM-N | | |
| 113.6 | 269.2992 | 33.3761 | B=21.1, R=18.2 | APM-N | | |
| 116.1 | 269.3391 | 33.3818 | B=21.4, R=19.4 | APM-N | | |
| 117.6 | 269.3163 | 33.3730 | B=22.2, R=20.0 | APM-N | | |
| 117.7 | 269.2752 | 33.3967 | B2=20.9, R1=19.4 | USNO-B1 | | |
| 121.2 | 269.2726 | 33.4068 | B=20.8, R=18.4 | APM-N | | |
| 121.3 | 269.3259 | 33.3736 | B=21.1, R=19.6 | APM-N | | |
| 121.5 | 269.3259 | 33.3736 | B1=20.6, B2=20.9, I=18.7, R1=19.7, R2=19.5 | USNO-B1 | | |
| 126.1 | 269.3206 | 33.4399 | B1=20.6, B2=20.9 | USNO-B1 | | |
| 127.9 | 269.3326 | 33.4370 | B=20.3, R=18.4 | APM-N | | |
| 129.6 | 269.3474 | 33.4271 | B=22.2, R=19.1 | APM-N | | |
| 129.9 | 269.3475 | 33.4271 | B2=19.6, I=17.6, R1=19.0 | USNO-B1 | | |
| 130.1 | 269.3510 | 33.4226 | B2=19.3, R1=19.1 | USNO-B1 | | |
| 131.5 | 269.3508 | 33.3872 | B=21.8, R=20.0 | APM-N | | |
| 133.7 | 269.2755 | 33.4257 | B=22.2, R=20.0 | APM-N | | |
| 136.3 | 269.3127 | 33.4434 | B1=20.9, B2=20.9 | USNO-B1 | | |
| 137.7 | 269.3004 | 33.4423 | B=21.8, R=20.0 | APM-N | | |
| 138.4 | 269.3507 | 33.4274 | B2=20.3, I=18.6 | USNO-B1 | | |
| 144.0 | 269.3507 | 33.4301 | I=18.9, R1=19.7 | USNO-B1 | | |
| 145.1 | 269.2759 | 33.4314 | B2=20.9, I=18.5, R1=19.5, R2=19.8 | USNO-B1 | | |
| 145.4 | 269.2758 | 33.4314 | B=21.9, R=19.6 | APM-N | | |
| 146.3 | 269.3516 | 33.4302 | B=22.2, R=19.9 | APM-N | | |
| 150.5 | 269.3518 | 33.3791 | B1=21.0, B2=20.3, I=18.1, R2=19.3 | USNO-B1 | | |
| 152.8 | 269.3515 | 33.4331 | B=21.8, R=20.0 | APM-N | | |
| 153.0 | 269.3284 | 33.3650 | B=22.1, R=20.0 | APM-N | | |
| 153.9 | 269.3173 | 33.3629 | B=22.2, R=20.0 | APM-N | | |
| 155.9 | 269.3518 | 33.3769 | B2=20.4, R2=19.5 | USNO-B1 | | |
| 157.9 | 269.3514 | 33.4354 | B=21.9, R=20.0 | APM-N | | |
| 157.9 | 269.3507 | 33.3750 | B=21.6, R=19.6 | APM-N | | |
| 158.3 | 269.2668 | 33.4268 | B=22.2, R=19.8 | APM-N | | |
| 159.3 | 269.2640 | 33.4226 | B1=20.6, B2=20.6, I=19.0, R2=20.2 | USNO-B1 | | |
| 161.3 | 269.2633 | 33.4226 | B=20.3, R=20.0 | APM-N | | |
| 163.0 | 269.2604 | 33.4170 | B1=20.9, B2=20.7, I=18.6, R1=19.6, R2=19.6 | USNO-B1 | | |
| 163.1 | 269.2625 | 33.4224 | B1=20.3, B2=20.3 | USNO-B1 | | |
| 163.4 | 269.3074 | 33.3603 | B1=17.5, B2=17.4, I=15.6, R1=16.1, R2=16.0 | USNO-B1 | | |
| 168.3 | 269.2738 | 33.4389 | B=21.9, R=19.5 | APM-N | | |
| 168.3 | 269.2983 | 33.4506 | B1=20.9, B2=20.9 | USNO-B1 | | |
| 168.6 | 269.3258 | 33.4511 | B=21.5, R=19.1 | APM-N | | |
| 171.8 | 269.3698 | 33.4010 | I=17.9, R1=18.4 | USNO-B1 | | |
| 176.1 | 269.3423 | 33.3632 | B1=20.5, B2=20.2, I=18.6, R2=19.4 | USNO-B1 | | |
| 179.0 | 269.3519 | 33.3680 | I=18.1, R2=19.6 | USNO-B1 | | |
| 179.7 | 269.3725 | 33.4012 | B1=18.9, B2=18.5, R2=17.2 | USNO-B1 | | |
| 182.6 | 269.2849 | 33.4505 | B1=20.6, B2=20.0, I=17.8, R1=18.8, R2=18.5 | USNO-B1 | | |
| 182.9 | 269.2849 | 33.4506 | B=20.1, R=18.7 | APM-N | | |
| 183.7 | 269.3413 | 33.4507 | B1=19.6, B2=20.9, R2=20.1 | USNO-B1 | | |
| 185.7 | 269.3485 | 33.3633 | B=22.1, R=20.0 | APM-N | | |
| 186.1 | 269.3523 | 33.3657 | B1=20.6, B2=20.9, I=18.3, R2=19.9 | USNO-B1 | | |
| 186.3 | 269.2513 | 33.4000 | B1=18.3, B2=18.2, I=17.1, R1=17.1, R2=17.2 | USNO-B1 | | |
| 187.7 | 269.3722 | 33.3891 | B=21.6, R=20.0 | APM-N | | |
| 187.9 | 269.2571 | 33.4290 | B1=20.7, B2=20.7, I=18.5, R1=19.2, R2=19.2 | USNO-B1 | | |
| 191.0 | 269.3372 | 33.4545 | B=22.2, R=20.0 | APM-N | | |
| 191.5 | 269.3758 | 33.4138 | B=22.1, R=20.0 | APM-N | | |
| 191.7 | 269.2889 | 33.4548 | B=21.5, R=20.0 | APM-N | | |
| 192.6 | 269.3756 | 33.4168 | B1=18.8, B2=18.4, I=17.2, R1=17.3, R2=17.3 | USNO-B1 | | |
| 193.7 | 269.3771 | 33.4009 | B1=19.9, I=17.8 | USNO-B1 | | |
| 193.7 | 269.2788 | 33.3598 | B=22.2, R=19.5 | APM-N | | |
| 194.0 | 269.2487 | 33.4109 | B2=20.9, I=17.8, R1=19.2, R2=19.3 | USNO-B1 | | |
| 194.3 | 269.2699 | 33.4458 | B=22.2, R=19.3 | APM-N | | |
| 194.8 | 269.2946 | 33.3536 | B2=20.9, I=18.1 | USNO-B1 | | |
| 194.9 | 269.3775 | 33.4010 | B1=20.6, I=17.9 | USNO-B1 | | |
| 195.6 | 269.3777 | 33.4008 | B1=20.5, B2=19.2 | USNO-B1 | | |
| 195.7 | 269.3423 | 33.4540 | B=19.4, R=17.7 | APM-N | | |
| 196.2 | 269.3213 | 33.3514 | B1=14.2, B2=13.7, I=11.3, R1=12.8, R2=12.6 | USNO-B1 | | |
| 198.5 | 269.2605 | 33.3720 | B=21.1, R=20.0 | APM-N | | |
| 199.1 | 269.2939 | 33.3525 | B=22.2, R=19.9 | APM-N | | |
| 199.1 | 269.3756 | 33.3877 | B=21.6, R=20.0 | APM-N | | |
| 199.6 | 269.2465 | 33.4065 | B=20.9, R=19.5 | APM-N | |
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