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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: 436737;
Presumed name: GRB 101020A
| BAT | 12h 38m 15.84s, +23° 09′ 39.2″ |
|---|---|
| position: | (189.566, 23.1609 ± 180″) |
| XRT | No position available. |
| UVOT | No position available. |
| Galactic NHI: | 0.00×100 cm-2 |
| Galactic E(B-V): | 0.015 mag |
| Best RA: | 12h 38m 15.84s | = 189.566 d |
|---|---|---|
| Best Dec: | +23° 09′ 39.2″ | = 23.1609 d |
| Gal Lat: | ||
| Gal Long: | ||
| Sun angle: | not found | |
Stars within 3.33 of BAT position
| RA* | Dec* | Catalogue | Query | ||
|---|---|---|---|---|---|
| 29.7 | 189.5745 | 23.1634 | I=22.1, R=23.4, g=24.3, u=23.6, z=21.6 | SDSS |  |
| 36.1 | 189.5744 | 23.1673 | B1=20.6, B2=20.6, I=18.4, R1=19.8, R2=19.4 | USNO-B1 | |
| 40.6 | 189.5776 | 23.1573 | I=24.8, R=24.2, g=23.5, u=24.0, z=22.3 | SDSS | |
| 40.7 | 189.5640 | 23.1721 | I=24.7, R=24.2, g=25.6, u=22.4, z=22.8 | SDSS | |
| 49.1 | 189.5747 | 23.1719 | B2=19.9, R1=19.5, R2=20.0 | USNO-B1 | |
| 52.9 | 189.5559 | 23.1723 | I=25.1, R=25.6, g=26.2, u=21.9, z=22.6 | SDSS | |
| 54.0 | 189.5774 | 23.1716 | I=23.7, R=24.5, g=25.6, u=22.4, z=22.8 | SDSS | |
| 54.6 | 189.5824 | 23.1626 | I=22.5, R=22.8, g=23.6, u=24.1, z=22.0 | SDSS | |
| 59.0 | 189.5820 | 23.1537 | I=20.7, R=21.2, g=22.3, u=24.2, z=20.7 | SDSS | |
| 59.7 | 189.5637 | 23.1773 | I=24.5, R=24.8, g=25.5, u=25.3, z=20.8 | SDSS | |
| 59.8 | 189.5839 | 23.1589 | B1=20.4, B2=20.5, I=18.2, R1=19.0, R2=18.9 | USNO-B1 | |
| 59.8 | 189.5839 | 23.1588 | I=18.4, R=18.7, g=19.6, u=21.8, z=18.3 | SDSS | |
| 64.0 | 189.5832 | 23.1527 | I=23.8, R=24.9, g=23.5, u=23.8, z=23.2 | SDSS | |
| 65.9 | 189.5768 | 23.1763 | I=21.2, R=21.9, g=23.2, u=24.3, z=20.8 | SDSS | |
| 66.1 | 189.5538 | 23.1755 | I=21.5, R=22.6, g=23.7, u=23.7, z=20.6 | SDSS | |
| 70.5 | 189.5638 | 23.1804 | I=24.9, R=24.4, g=25.6, u=22.4, z=23.4 | SDSS | |
| 72.9 | 189.5803 | 23.1455 | B1=20.8, B2=20.6, I=18.6, R1=19.6, R2=19.6 | USNO-B1 | |
| 73.3 | 189.5718 | 23.1412 | I=22.5, R=22.4, g=23.0, u=24.9, z=22.2 | SDSS | |
| 76.1 | 189.5890 | 23.1622 | I=24.7, R=23.0, g=24.7, u=25.8, z=22.5 | SDSS | |
| 77.5 | 189.5511 | 23.1443 | I=25.0, R=24.5, g=23.5, u=24.8, z=23.6 | SDSS | |
| 79.9 | 189.5569 | 23.1815 | I=24.2, R=25.1, g=25.6, u=22.5, z=21.6 | SDSS | |
| 81.5 | 189.5679 | 23.1383 | I=20.5, R=21.6, g=22.9, u=24.6, z=19.9 | SDSS | |
| 82.0 | 189.5439 | 23.1713 | I=23.5, R=25.1, g=25.3, u=22.6, z=22.3 | SDSS | |
| 82.1 | 189.5664 | 23.1381 | I=19.0, R1=19.9, R2=20.0 | USNO-B1 | |
| 85.1 | 189.5875 | 23.1739 | I=24.3, R=25.6, g=24.7, u=22.6, z=22.7 | SDSS | |
| 88.4 | 189.5810 | 23.1812 | B1=20.7, B2=20.6, R2=19.8 | USNO-B1 | |
| 89.9 | 189.5902 | 23.1723 | I=19.0, R=19.1, g=19.4, u=20.3, z=19.0 | SDSS | |
| 90.0 | 189.5902 | 23.1723 | B1=19.8, B2=20.2, I=18.7, R1=19.3, R2=19.2 | USNO-B1 | |
| 90.5 | 189.5498 | 23.1407 | I=23.5, R=24.6, g=25.2, u=24.9, z=21.1 | SDSS | |
| 94.8 | 189.5946 | 23.1612 | h=15.9, j=16.9, k=15.1 | 2MASS | |
| 95.5 | 189.5648 | 23.1874 | I=23.3, R=23.0, g=24.5, u=25.4, z=23.2 | SDSS | |
| 96.0 | 189.5905 | 23.1752 | I=22.3, R=23.4, g=23.7, u=23.1, z=22.3 | SDSS | |
| 98.3 | 189.5392 | 23.1727 | I=24.2, R=25.3, g=24.7, u=22.3, z=22.5 | SDSS | |
| 101.1 | 189.5423 | 23.1787 | B1=20.9, B2=20.4, R1=19.9 | USNO-B1 | |
| 101.3 | 189.5376 | 23.1504 | I=21.8, R=22.3, g=23.7, u=24.6, z=21.2 | SDSS | |
| 101.6 | 189.5628 | 23.1328 | I=22.2, R=23.3, g=25.1, u=24.7, z=23.2 | SDSS | |
| 102.4 | 189.5659 | 23.1894 | h=15.7, j=16.3, k=15.6 | 2MASS | |
| 102.5 | 189.5658 | 23.1894 | I=18.2, R=19.4, g=20.9, u=23.4, z=17.6 | SDSS | |
| 103.2 | 189.5438 | 23.1408 | I=23.6, R=24.5, g=24.5, u=24.5, z=21.0 | SDSS | |
| 103.4 | 189.5940 | 23.1736 | B2=20.6, I=18.8, R1=19.8, R2=19.8 | USNO-B1 | |
| 104.0 | 189.5548 | 23.1879 | B1=20.9, I=19.0, R2=19.4 | USNO-B1 | |
| 107.2 | 189.5794 | 23.1880 | B1=18.6, B2=19.2, I=17.1, R1=18.3, R2=17.4 | USNO-B1 | |
| 107.3 | 189.5792 | 23.1881 | h=16.1, j=16.7, k=15.7 | 2MASS | |
| 108.0 | 189.5820 | 23.1870 | I=24.9, R=23.0, g=25.6, u=24.4, z=23.1 | SDSS | |
| 110.8 | 189.5388 | 23.1789 | B2=20.3, R1=18.5, R2=18.4 | USNO-B1 | |
| 111.1 | 189.5390 | 23.1792 | B1=20.8, I=17.6 | USNO-B1 | |
| 111.9 | 189.5385 | 23.1789 | h=15.8, j=16.5, k=15.0 | 2MASS | |
| 111.9 | 189.5938 | 23.1786 | B2=20.0, I=18.7, R1=19.4, R2=19.4 | USNO-B1 | |
| 113.0 | 189.5851 | 23.1869 | I=25.2, R=23.3, g=25.1, u=25.9, z=22.4 | SDSS | |
| 115.0 | 189.5666 | 23.1290 | B2=20.3, R2=19.9 | USNO-B1 | |
| 115.3 | 189.5666 | 23.1289 | I=20.3, R=20.5, g=21.0, u=22.3, z=20.2 | SDSS | |
| 115.6 | 189.5635 | 23.1289 | B1=20.4, B2=20.1, I=18.9, R2=20.0 | USNO-B1 | |
| 117.0 | 189.5637 | 23.1285 | h=16.1, j=16.9, k=16.1 | 2MASS | |
| 117.1 | 189.5636 | 23.1284 | I=19.3, R=21.1, g=22.7, u=25.3, z=18.4 | SDSS | |
| 119.2 | 189.5309 | 23.1535 | I=23.5, R=22.8, g=23.5, u=24.2, z=22.2 | SDSS | |
| 119.3 | 189.5695 | 23.1939 | B1=20.9, B2=20.3, I=19.1, R2=19.9 | USNO-B1 | |
| 119.9 | 189.5450 | 23.1881 | I=24.6, R=23.1, g=24.5, u=24.2, z=23.7 | SDSS | |
| 122.5 | 189.5520 | 23.1294 | I=21.8, R=23.8, g=24.3, u=23.9, z=20.8 | SDSS | |
| 122.7 | 189.5297 | 23.1680 | I=25.3, R=25.1, g=25.5, u=24.9, z=21.0 | SDSS | |
| 123.6 | 189.5479 | 23.1910 | I=22.4, R=22.8, g=23.6, u=25.8, z=21.7 | SDSS | |
| 124.6 | 189.5686 | 23.1954 | B2=20.7, I=19.1, R1=19.8, R2=19.6 | USNO-B1 | |
| 125.1 | 189.5548 | 23.1277 | I=18.1, R1=19.8 | USNO-B1 | |
| 126.5 | 189.5788 | 23.1940 | B1=20.4, B2=20.6, I=17.9, R1=19.1, R2=18.6 | USNO-B1 | |
| 126.7 | 189.5302 | 23.1734 | B2=20.1, I=18.7, R1=19.9, R2=19.6 | USNO-B1 | |
| 126.8 | 189.5302 | 23.1734 | I=18.9, R=19.6, g=21.1, u=22.8, z=18.5 | SDSS | |
| 126.9 | 189.5310 | 23.1465 | I=22.0, R=22.9, g=23.0, u=23.3, z=21.8 | SDSS | |
| 127.3 | 189.5391 | 23.1861 | I=22.1, R=22.4, g=22.6, u=22.3, z=22.1 | SDSS | |
| 130.7 | 189.5881 | 23.1308 | I=21.5, R=22.7, g=24.0, u=24.5, z=20.7 | SDSS | |
| 132.0 | 189.5269 | 23.1681 | I=24.2, R=24.2, g=25.9, u=24.9, z=20.8 | SDSS | |
| 133.8 | 189.5421 | 23.1909 | I=24.3, R=24.8, g=25.4, u=22.4, z=23.0 | SDSS | |
| 134.9 | 189.5911 | 23.1314 | I=21.9, R=24.0, g=24.6, u=24.6, z=20.6 | SDSS | |
| 137.9 | 189.5791 | 23.1245 | B1=20.7, B2=20.6, R2=19.9 | USNO-B1 | |
| 138.0 | 189.5792 | 23.1245 | I=20.4, R=20.6, g=20.9, u=21.7, z=20.3 | SDSS | |
| 138.2 | 189.5257 | 23.1708 | B2=20.6, I=19.1, R1=19.7, R2=19.6 | USNO-B1 | |
| 139.0 | 189.6080 | 23.1616 | I=22.4, R=22.7, g=22.8, u=23.5, z=22.6 | SDSS | |
| 139.1 | 189.5686 | 23.1995 | I=25.3, R=25.0, g=23.4, u=25.4, z=22.8 | SDSS | |
| 140.1 | 189.5804 | 23.1243 | I=21.8, R=23.6, g=24.9, u=24.0, z=21.8 | SDSS | |
| 140.1 | 189.5840 | 23.1961 | B2=20.1, R1=19.9 | USNO-B1 | |
| 140.2 | 189.5659 | 23.1220 | h=16.0, j=16.4, k=15.5 | 2MASS | |
| 140.2 | 189.5660 | 23.1220 | B1=20.7, B2=20.7, I=17.7, R1=19.1, R2=18.8 | USNO-B1 | |
| 140.3 | 189.5659 | 23.1219 | I=18.1, R=18.9, g=20.3, u=22.3, z=17.7 | SDSS | |
| 140.5 | 189.6072 | 23.1515 | B1=20.7, R1=19.3 | USNO-B1 | |
| 140.7 | 189.5839 | 23.1964 | I=20.8, R=21.1, g=21.6, u=23.0, z=20.8 | SDSS | |
| 141.6 | 189.6087 | 23.1634 | I=22.2, R=22.4, g=23.1, u=24.2, z=21.1 | SDSS | |
| 142.2 | 189.5988 | 23.1864 | I=22.0, R=22.6, g=23.2, u=25.7, z=22.3 | SDSS | |
| 142.6 | 189.5380 | 23.1910 | I=23.4, R=24.1, g=25.1, u=22.6, z=23.4 | SDSS | |
| 143.2 | 189.5559 | 23.1996 | I=24.4, R=24.2, g=24.4, u=22.9, z=22.4 | SDSS | |
| 144.2 | 189.5693 | 23.1210 | B1=20.8, B2=20.4, I=17.0, R1=18.3, R2=17.1 | USNO-B1 | |
| 144.2 | 189.5692 | 23.1209 | h=15.7, j=16.3, k=14.9 | 2MASS | |
| 144.5 | 189.5883 | 23.1954 | B2=19.7, I=18.9, R1=19.8, R2=19.8 | USNO-B1 | |
| 146.6 | 189.5565 | 23.1211 | I=21.8, R=23.4, g=24.9, u=24.8, z=21.5 | SDSS | |
| 147.0 | 189.5777 | 23.1215 | I=21.2, R=22.4, g=23.4, u=25.1, z=20.5 | SDSS | |
| 148.6 | 189.5221 | 23.1521 | I=23.9, R=24.9, g=22.9, u=25.0, z=23.1 | SDSS | |
| 149.1 | 189.5410 | 23.1954 | I=20.0, R=20.7, g=22.1, u=25.1, z=19.5 | SDSS | |
| 149.2 | 189.5466 | 23.1983 | I=21.4, R=22.3, g=23.5, u=24.8, z=20.9 | SDSS | |
| 149.3 | 189.5410 | 23.1954 | I=19.1, R1=19.8, R2=19.9 | USNO-B1 | |
| 150.2 | 189.5683 | 23.2026 | B1=20.8, B2=20.5, R2=19.9 | USNO-B1 | |
| 151.9 | 189.5207 | 23.1540 | I=20.0, R=20.0, g=20.3, u=21.3, z=20.0 | SDSS | |
| 152.1 | 189.5206 | 23.1540 | B1=20.7, B2=20.7, I=19.0, R2=19.9 | USNO-B1 | |
| 153.1 | 189.5561 | 23.2024 | I=20.1, R=20.9, g=22.3, u=26.2, z=19.7 | SDSS | |
| 153.8 | 189.5201 | 23.1677 | B1=20.9, I=19.1, R1=19.9 | USNO-B1 | |
| 155.3 | 189.6026 | 23.1878 | h=15.9, j=17.1, k=15.9 | 2MASS | |
| 155.5 | 189.6027 | 23.1878 | B2=20.6, I=18.0, R1=19.0, R2=18.8 | USNO-B1 | |
| 156.0 | 189.5208 | 23.1732 | I=23.8, R=24.7, g=24.9, u=22.4, z=23.0 | SDSS | |
| 156.0 | 189.6083 | 23.1801 | I=23.6, R=25.7, g=25.3, u=22.5, z=22.4 | SDSS | |
| 156.7 | 189.5336 | 23.1291 | I=21.6, R=21.6, g=21.9, u=23.0, z=21.5 | SDSS | |
| 156.8 | 189.5337 | 23.1291 | B1=20.9, B2=19.7 | USNO-B1 | |
| 159.4 | 189.5195 | 23.1722 | B1=15.8, B2=15.9, I=14.4, R1=15.1, R2=15.2 | USNO-B1 | |
| 159.4 | 189.5194 | 23.1721 | I=15.1, R=15.2, g=15.4, u=16.3, z=15.0 | SDSS | |
| 159.5 | 189.5194 | 23.1722 | h=14.0, j=14.2, k=14.1 | 2MASS | |
| 159.5 | 189.5757 | 23.2043 | I=25.7, R=25.0, g=25.1, u=22.5, z=23.0 | SDSS | |
| 161.3 | 189.5697 | 23.1162 | I=22.8, R=23.2, g=23.3, u=24.5, z=22.9 | SDSS | |
| 161.4 | 189.6127 | 23.1738 | I=21.6, R=21.6, g=22.2, u=23.8, z=21.1 | SDSS | |
| 161.9 | 189.5590 | 23.1164 | I=21.8, R=22.5, g=23.9, u=25.1, z=21.2 | SDSS | |
| 162.5 | 189.5611 | 23.1160 | B2=19.9, R1=19.4, R2=19.9 | USNO-B1 | |
| 163.9 | 189.5816 | 23.2041 | I=23.3, R=24.2, g=24.9, u=22.4, z=23.2 | SDSS | |
| 164.4 | 189.5924 | 23.1996 | I=21.2, R=21.8, g=23.2, u=24.6, z=20.8 | SDSS | |
| 164.9 | 189.5724 | 23.1155 | I=21.2, R=21.2, g=21.6, u=21.6, z=21.1 | SDSS | |
| 165.3 | 189.5728 | 23.2064 | B1=20.9, B2=20.2 | USNO-B1 | |
| 165.4 | 189.5488 | 23.1178 | I=21.7, R=22.0, g=22.6, u=23.0, z=21.6 | SDSS | |
| 165.6 | 189.5728 | 23.2065 | I=22.2, R=22.1, g=21.9, u=22.0, z=21.7 | SDSS | |
| 165.6 | 189.5593 | 23.1153 | I=22.2, R=23.5, g=23.5, u=24.5, z=22.0 | SDSS | |
| 168.9 | 189.6147 | 23.1748 | I=25.1, R=25.8, g=25.1, u=22.4, z=23.2 | SDSS | |
| 169.4 | 189.5166 | 23.1733 | I=24.3, R=24.5, g=24.2, u=22.5, z=23.1 | SDSS | |
| 172.3 | 189.5520 | 23.2070 | B2=20.0, R2=19.9 | USNO-B1 | |
| 172.9 | 189.6037 | 23.1277 | I=24.5, R=24.5, g=25.1, u=22.4, z=23.1 | SDSS | |
| 173.4 | 189.6002 | 23.1974 | I=20.5, R=21.3, g=22.9, u=24.2, z=19.9 | SDSS | |
| 173.9 | 189.5217 | 23.1869 | I=25.0, R=24.4, g=25.2, u=22.4, z=22.8 | SDSS | |
| 174.3 | 189.5903 | 23.2038 | I=25.0, R=25.1, g=25.7, u=22.4, z=21.9 | SDSS | |
| 174.6 | 189.6110 | 23.1862 | I=23.7, R=22.2, g=25.2, u=26.4, z=21.7 | SDSS | |
| 176.7 | 189.5964 | 23.1206 | I=24.6, R=24.0, g=25.9, u=22.5, z=22.2 | SDSS | |
| 177.8 | 189.5800 | 23.2086 | I=25.2, R=23.8, g=24.8, u=22.4, z=23.6 | SDSS | |
| 178.8 | 189.6155 | 23.1808 | B1=20.9, R1=19.5 | USNO-B1 | |
| 180.0 | 189.5121 | 23.1543 | B1=20.1, B2=20.3, I=18.8, R1=19.5, R2=19.4 | USNO-B1 | |
| 180.2 | 189.5120 | 23.1543 | I=19.2, R=19.3, g=19.6, u=20.5, z=19.2 | SDSS | |
| 183.6 | 189.6175 | 23.1421 | I=22.2, R=23.9, g=24.7, u=24.7, z=21.5 | SDSS | |
| 186.7 | 189.5815 | 23.1110 | B1=18.5, B2=18.5, I=17.3, R1=18.0, R2=17.8 | USNO-B1 | |
| 186.9 | 189.5815 | 23.1110 | I=17.7, R=17.7, g=17.9, u=18.9, z=17.7 | SDSS | |
| 187.4 | 189.5440 | 23.1129 | B2=19.5, R1=19.9, R2=19.8 | USNO-B1 | |
| 189.8 | 189.5280 | 23.2004 | I=24.0, R=24.9, g=24.9, u=24.0, z=20.9 | SDSS | |
| 190.5 | 189.5088 | 23.1666 | I=21.9, R=22.4, g=23.8, u=24.8, z=21.7 | SDSS | |
| 191.6 | 189.5087 | 23.1532 | B2=20.4, I=18.5, R1=19.7, R2=19.6 | USNO-B1 | |
| 191.7 | 189.5521 | 23.1092 | B1=20.7, B2=20.1, I=18.9, R1=19.8, R2=19.5 | USNO-B1 | |
| 192.8 | 189.5368 | 23.2072 | I=24.5, R=25.7, g=25.9, u=25.3, z=21.0 | SDSS | |
| 192.9 | 189.5239 | 23.1980 | B1=20.3, R1=19.9 | USNO-B1 | |
| 193.3 | 189.5750 | 23.2140 | h=16.4, j=16.8, k=15.8 | 2MASS | |
| 193.5 | 189.5752 | 23.2140 | I=20.0, R=21.4, g=23.0, u=25.5, z=19.3 | SDSS | |
| 194.4 | 189.5985 | 23.2059 | I=25.2, R=24.5, g=25.3, u=22.8, z=22.2 | SDSS | |
| 196.6 | 189.5271 | 23.1197 | I=22.0, R=23.2, g=23.0, u=23.6, z=22.2 | SDSS | |
| 197.5 | 189.5801 | 23.2142 | h=16.2, j=17.4, k=15.9 | 2MASS | |
| 197.9 | 189.5493 | 23.1081 | R1=19.9, R2=20.0 | USNO-B1 | |
| 198.1 | 189.5802 | 23.2144 | I=20.1, R=22.1, g=23.6, u=24.7, z=18.9 | SDSS | |
* 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.