Cora»OccDetail

Stellar Occultation by (223318) 2003 QT12 on 2025-09-19 (19:32:16 UT)

Event Details
Occultation UUID [and db] : 73cb1c90-ddb7-11f0-547e-60ac9ebd9605 [observed] Occultation Date + Time : 2025-09-19 at 19:32:16 UT +/- 0.07 min [1] Object Designation : (223318) 2003 QT12 Star Designation : GDR3 4080379189328716288 Star Coordinates (ICRF) : RA = 19 08 18.2593, DE = -23 39 30.028 [2] Star Magnitudes : G = 14.02 mag, RP = 13.23 mag, BP = 14.68 mag Object Magnitude : V = 20.12 mag Estimated Magnitude Drop : 6.1 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 9.2 km/s Object Mean Diameter : 2.7 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.3750 arcs/min @ PA = 106 deg Horizontal Parallax : 4.3420 arcs Dynamical Class : MBA Elongation to Moon & Sun : 132° (sunlit = 4%), Sun = 108° Cross-track uncertainty : 3.7 mas = 5 km = 2.01 path-width (1-sig) RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#32 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and db] : 73cb1c90-ddb7-11f0-547e-60ac9ebd9605 [observed] Occultation Date + Time : 2025-09-19 at 19:32:16 UT +/- 0.07 min [1] Object Designation : (223318) 2003 QT12 Star Designation : GDR3 4080379189328716288 Star Coordinates (ICRF) : RA = 19 08 18.2593, DE = -23 39 30.028 [2] Star Magnitudes : G = 14.02 mag, RP = 13.23 mag, BP = 14.68 mag Object Magnitude : V = 20.12 mag Estimated Magnitude Drop : 6.1 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 9.2 km/s Object Mean Diameter : 2.7 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.3750 arcs/min @ PA = 106 deg Horizontal Parallax : 4.3420 arcs Dynamical Class : MBA Elongation to Moon & Sun : 132° (sunlit = 4%), Sun = 108° Cross-track uncertainty : 3.7 mas = 5 km = 2.01 path-width (1-sig) RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#32 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

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Occultation Ground Track
------------------ Time[UT] \| Lat----CENTR----Lon \| Alt hh:mm:ss \| +DD.dddd +DDD.dddd \| deg ---------------------------------------------- 19:28:16 +63.6405 -012.6407 +02 172 -04 19:28:24 +60.7789 -010.6585 +05 174 -05 19:28:31 +59.0314 -009.1893 +07 175 -06 19:28:39 +57.6697 -007.9131 +09 176 -07 19:28:46 +56.5249 -006.7504 +10 178 -08 19:28:54 +55.5246 -005.6653 +11 179 -09 19:29:01 +54.6300 -004.6376 +12 180 -10 19:29:09 +53.8170 -003.6547 +13 180 -11 19:29:16 +53.0698 -002.7076 +13 181 -12 19:29:24 +52.3773 -001.7901 +14 182 -12 19:29:31 +51.7312 -000.8973 +15 183 -13 19:29:39 +51.1253 -000.0255 +15 184 -14 19:29:46 +50.5547 +000.8284 +16 185 -15 19:29:54 +50.0155 +001.6669 +16 186 -15 19:30:01 +49.5047 +002.4921 +17 187 -16 19:30:09 +49.0195 +003.3057 +17 187 -17 19:30:16 +48.5578 +004.1092 +17 188 -17 19:30:24 +48.1177 +004.9041 +18 189 -18 19:30:31 +47.6978 +005.6914 +18 190 -19 19:30:39 +47.2968 +006.4723 +18 191 -19 19:30:46 +46.9133 +007.2477 +19 191 -20 19:30:54 +46.5466 +008.0185 +19 192 -21 19:31:01 +46.1956 +008.7856 +19 193 -21 19:31:09 +45.8597 +009.5496 +19 194 -22 19:31:16 +45.5382 +010.3113 +19 195 -23 19:31:24 +45.2306 +011.0713 +20 195 -23 19:31:31 +44.9363 +011.8304 +20 196 -24 19:31:39 +44.6549 +012.5890 +20 197 -25 19:31:46 +44.3860 +013.3479 +20 198 -25 19:31:54 +44.1294 +014.1077 +20 198 -26 19:32:01 +43.8848 +014.8689 +20 199 -26 19:32:09 +43.6519 +015.6321 +20 200 -27 19:32:16 +43.4306 +016.3979 +20 201 -28 19:32:24 +43.2207 +017.1669 +20 202 -28 19:32:31 +43.0222 +017.9398 +20 202 -29 19:32:39 +42.8349 +018.7172 +20 203 -29 19:32:46 +42.6590 +019.4997 +20 204 -30 19:32:54 +42.4943 +020.2881 +20 205 -31 19:33:01 +42.3410 +021.0830 +20 205 -31 19:33:09 +42.1991 +021.8853 +20 206 -32 19:33:16 +42.0689 +022.6958 +19 207 -32 19:33:24 +41.9505 +023.5154 +19 208 -33 19:33:31 +41.8442 +024.3450 +19 209 -33 19:33:39 +41.7503 +025.1858 +19 209 -34 19:33:46 +41.6693 +026.0388 +19 210 -35 19:33:54 +41.6015 +026.9055 +18 211 -35 19:34:01 +41.5475 +027.7873 +18 212 -36 19:34:09 +41.5080 +028.6858 +18 213 -36 19:34:16 +41.4839 +029.6029 +17 213 -37 19:34:24 +41.4759 +030.5408 +17 214 -37 19:34:31 +41.4853 +031.5020 +16 215 -38 19:34:39 +41.5135 +032.4895 +16 216 -38 19:34:46 +41.5620 +033.5069 +15 217 -39 19:34:54 +41.6330 +034.5585 +15 218 -39 19:35:01 +41.7290 +035.6495 +14 219 -40 19:35:09 +41.8533 +036.7868 +14 220 -40 19:35:16 +42.0102 +037.9790 +13 220 -41 19:35:24 +42.2053 +039.2376 +12 221 -41 19:35:31 +42.4467 +040.5788 +11 223 -41 19:35:39 +42.7460 +042.0259 +10 224 -42 19:35:46 +43.1214 +043.6156 +09 225 -42 19:35:54 +43.6046 +045.4114 +08 226 -42 19:36:01 +44.2609 +047.5437 +06 228 -42 19:36:09 +45.2796 +050.3926 +04 230 -42 Longitude measured positiv to the East.

Occultation Ground Track

 ------------------ Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 19:28:16   +63.6405  -012.6407   +02  172  -04 19:28:24   +60.7789  -010.6585   +05  174  -05 19:28:31   +59.0314  -009.1893   +07  175  -06 19:28:39   +57.6697  -007.9131   +09  176  -07 19:28:46   +56.5249  -006.7504   +10  178  -08 19:28:54   +55.5246  -005.6653   +11  179  -09 19:29:01   +54.6300  -004.6376   +12  180  -10 19:29:09   +53.8170  -003.6547   +13  180  -11 19:29:16   +53.0698  -002.7076   +13  181  -12 19:29:24   +52.3773  -001.7901   +14  182  -12 19:29:31   +51.7312  -000.8973   +15  183  -13 19:29:39   +51.1253  -000.0255   +15  184  -14 19:29:46   +50.5547  +000.8284   +16  185  -15 19:29:54   +50.0155  +001.6669   +16  186  -15 19:30:01   +49.5047  +002.4921   +17  187  -16 19:30:09   +49.0195  +003.3057   +17  187  -17 19:30:16   +48.5578  +004.1092   +17  188  -17 19:30:24   +48.1177  +004.9041   +18  189  -18 19:30:31   +47.6978  +005.6914   +18  190  -19 19:30:39   +47.2968  +006.4723   +18  191  -19 19:30:46   +46.9133  +007.2477   +19  191  -20 19:30:54   +46.5466  +008.0185   +19  192  -21 19:31:01   +46.1956  +008.7856   +19  193  -21 19:31:09   +45.8597  +009.5496   +19  194  -22 19:31:16   +45.5382  +010.3113   +19  195  -23 19:31:24   +45.2306  +011.0713   +20  195  -23 19:31:31   +44.9363  +011.8304   +20  196  -24 19:31:39   +44.6549  +012.5890   +20  197  -25 19:31:46   +44.3860  +013.3479   +20  198  -25 19:31:54   +44.1294  +014.1077   +20  198  -26 19:32:01   +43.8848  +014.8689   +20  199  -26 19:32:09   +43.6519  +015.6321   +20  200  -27 19:32:16   +43.4306  +016.3979   +20  201  -28 19:32:24   +43.2207  +017.1669   +20  202  -28 19:32:31   +43.0222  +017.9398   +20  202  -29 19:32:39   +42.8349  +018.7172   +20  203  -29 19:32:46   +42.6590  +019.4997   +20  204  -30 19:32:54   +42.4943  +020.2881   +20  205  -31 19:33:01   +42.3410  +021.0830   +20  205  -31 19:33:09   +42.1991  +021.8853   +20  206  -32 19:33:16   +42.0689  +022.6958   +19  207  -32 19:33:24   +41.9505  +023.5154   +19  208  -33 19:33:31   +41.8442  +024.3450   +19  209  -33 19:33:39   +41.7503  +025.1858   +19  209  -34 19:33:46   +41.6693  +026.0388   +19  210  -35 19:33:54   +41.6015  +026.9055   +18  211  -35 19:34:01   +41.5475  +027.7873   +18  212  -36 19:34:09   +41.5080  +028.6858   +18  213  -36 19:34:16   +41.4839  +029.6029   +17  213  -37 19:34:24   +41.4759  +030.5408   +17  214  -37 19:34:31   +41.4853  +031.5020   +16  215  -38 19:34:39   +41.5135  +032.4895   +16  216  -38 19:34:46   +41.5620  +033.5069   +15  217  -39 19:34:54   +41.6330  +034.5585   +15  218  -39 19:35:01   +41.7290  +035.6495   +14  219  -40 19:35:09   +41.8533  +036.7868   +14  220  -40 19:35:16   +42.0102  +037.9790   +13  220  -41 19:35:24   +42.2053  +039.2376   +12  221  -41 19:35:31   +42.4467  +040.5788   +11  223  -41 19:35:39   +42.7460  +042.0259   +10  224  -42 19:35:46   +43.1214  +043.6156   +09  225  -42 19:35:54   +43.6046  +045.4114   +08  226  -42 19:36:01   +44.2609  +047.5437   +06  228  -42 19:36:09   +45.2796  +050.3926   +04  230  -42

Longitude measured positiv to the East.

------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +63.9034 -012.7148 +63.4020 -012.5757 +60.8976 -010.6764 +60.6626 -010.6413 +59.1211 -009.1962 +58.9428 -009.1825 +57.7452 -007.9148 +57.5947 -007.9115 +56.5918 -006.7490 +56.4584 -006.7519 +55.5855 -005.6617 +55.4641 -005.6689 +54.6864 -004.6325 +54.5738 -004.6428 +53.8699 -003.6483 +53.7642 -003.6610 +53.1200 -002.7002 +53.0198 -002.7149 +52.4252 -001.7819 +52.3295 -001.7983 +51.7772 -000.8884 +51.6853 -000.9062 +51.1696 -000.0160 +51.0810 -000.0349 +50.5976 +000.8385 +50.5119 +000.8184 +50.0573 +001.6774 +49.9739 +001.6564 +49.5453 +002.5030 +49.4641 +002.4812 +49.0591 +003.3170 +48.9799 +003.2943 +48.5966 +004.1210 +48.5190 +004.0975 +48.1558 +004.9162 +48.0798 +004.8920 +47.7352 +005.7039 +47.6605 +005.6790 +47.3335 +006.4851 +47.2601 +006.4595 +46.9495 +007.2609 +46.8772 +007.2346 +46.5823 +008.0320 +46.5109 +008.0051 +46.2309 +008.7993 +46.1604 +008.7719 +45.8946 +009.5637 +45.8249 +009.5356 +45.5727 +010.3256 +45.5038 +010.2969 +45.2647 +011.0860 +45.1964 +011.0567 +44.9701 +011.8454 +44.9024 +011.8154 +44.6885 +012.6044 +44.6213 +012.5737 +44.4194 +013.3636 +44.3527 +013.3323 +44.1626 +014.1237 +44.0963 +014.0917 +43.9178 +014.8852 +43.8518 +014.8526 +43.6848 +015.6487 +43.6191 +015.6154 +43.4634 +016.4149 +43.3979 +016.3809 +43.2534 +017.1844 +43.1881 +017.1495 +43.0548 +017.9576 +42.9897 +017.9220 +42.8675 +018.7354 +42.8025 +018.6990 +42.6915 +019.5184 +42.6265 +019.4811 +42.5268 +020.3072 +42.4618 +020.2690 +42.3735 +021.1026 +42.3085 +021.0634 +42.2317 +021.9054 +42.1666 +021.8652 +42.1016 +022.7165 +42.0363 +022.6752 +41.9833 +023.5366 +41.9178 +023.4942 +41.8771 +024.3669 +41.8113 +024.3232 +41.7834 +025.2083 +41.7173 +025.1633 +41.7026 +026.0621 +41.6360 +026.0156 +41.6350 +026.9296 +41.5680 +026.8815 +41.5814 +027.8122 +41.5137 +027.7625 +41.5422 +028.7116 +41.4739 +028.6600 +41.5185 +029.6297 +41.4493 +029.5761 +41.5110 +030.5688 +41.4409 +030.5129 +41.5209 +031.5313 +41.4498 +031.4729 +41.5497 +032.5202 +41.4773 +032.4590 +41.5990 +033.5392 +41.5251 +033.4748 +41.6708 +034.5926 +41.5953 +034.5245 +41.7678 +035.6858 +41.6903 +035.6134 +41.8933 +036.8256 +41.8134 +036.7482 +42.0517 +038.0207 +41.9688 +037.9374 +42.2486 +039.2831 +42.1622 +039.1924 +42.4923 +040.6290 +42.4012 +040.5290 +42.7947 +042.0822 +42.6975 +041.9700 +43.1744 +043.6805 +43.0687 +043.5513 +43.6643 +045.4894 +43.5455 +045.3343 +44.3324 +047.6453 +44.1903 +047.4440 +45.3832 +050.5580 +45.1794 +050.2338 Azimuth (Azm) measured from North to East.

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CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.