Cora»OccDetail

Stellar Occultation by (119979) 2002 WC19 on 2025-11-15 (06:00:44 UT)

Event Details
Occultation UUID [and db] : 63a69920-4096-11f0-4ed7-9efdfdbe36a8 [cetnos] Occultation Date + Time : 2025-11-15 at 06:00:44 UT +/- 6.3 min [1] Object Designation : (119979) 2002 WC19 Star Designation : GDR3 3378870704710012544 Star Coordinates (ICRF) : RA = 06 41 18.0424, DE = +21 16 13.754 [2] Star Magnitudes : G = 14.52 mag, RP = 14.04 mag, BP = 14.83 mag Object Magnitude : V = 20.68 mag Estimated Magnitude Drop : 6.2 mag Estimated Max. Duration : 25.4 sec Speed of the shadow : 15.8 km/s Object Mean Diameter : 401.3 km (src: CORA+astorb) => apparent = 14 mas Apparent Motion : 0.0350 arcs/min @ PA = 275 deg Horizontal Parallax : 0.2300 arcs Dynamical Class : TNO Elongation to Moon & Sun : 78° (sunlit = 21%), Sun = 133° Cross-track uncertainty : 75.7 mas = 2099 km = 5.23 path-width (1-sig) RUWE and duplicate source : 1.05 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#10 Object is a <TNOs are Cool> target ! [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and db] : 63a69920-4096-11f0-4ed7-9efdfdbe36a8 [cetnos] Occultation Date + Time : 2025-11-15 at 06:00:44 UT +/- 6.3 min [1] Object Designation : (119979) 2002 WC19 Star Designation : GDR3 3378870704710012544 Star Coordinates (ICRF) : RA = 06 41 18.0424, DE = +21 16 13.754 [2] Star Magnitudes : G = 14.52 mag, RP = 14.04 mag, BP = 14.83 mag Object Magnitude : V = 20.68 mag Estimated Magnitude Drop : 6.2 mag Estimated Max. Duration : 25.4 sec Speed of the shadow : 15.8 km/s Object Mean Diameter : 401.3 km (src: CORA+astorb) => apparent = 14 mas Apparent Motion : 0.0350 arcs/min @ PA = 275 deg Horizontal Parallax : 0.2300 arcs Dynamical Class : TNO Elongation to Moon & Sun : 78° (sunlit = 21%), Sun = 133° Cross-track uncertainty : 75.7 mas = 2099 km = 5.23 path-width (1-sig) RUWE and duplicate source : 1.05 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#10 Object is a <TNOs are Cool> target ! [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 ---------------------------------------------- 05:55:09 +29.1992 +043.8901 +13 287 +26 05:55:37 +33.9722 +031.8649 +24 280 +16 05:56:05 +37.1823 +023.2811 +31 274 +08 05:56:33 +39.7496 +015.8833 +37 268 +02 05:57:01 +41.9169 +009.0754 +42 262 -04 05:57:29 +43.7893 +002.5916 +46 255 -09 05:57:57 +45.4215 -003.7150 +49 247 -13 05:58:24 +46.8443 -009.9360 +53 239 -18 05:58:52 +48.0756 -016.1326 +55 230 -22 05:59:20 +49.1250 -022.3470 +57 220 -26 05:59:48 +49.9970 -028.6089 +59 209 -30 06:00:16 +50.6925 -034.9384 +60 198 -34 06:00:44 +51.2094 -041.3491 +60 186 -37 06:01:12 +51.5438 -047.8490 +60 174 -41 06:01:40 +51.6899 -054.4434 +59 162 -45 06:02:08 +51.6400 -061.1362 +57 151 -48 06:02:36 +51.3844 -067.9333 +55 141 -51 06:03:04 +50.9108 -074.8457 +52 131 -54 06:03:32 +50.2022 -081.8949 +49 121 -57 06:04:00 +49.2345 -089.1209 +46 113 -59 06:04:28 +47.9709 -096.5954 +41 105 -61 06:04:56 +46.3503 -104.4495 +36 097 -61 06:05:24 +44.2580 -112.9421 +31 089 -60 06:05:51 +41.4321 -122.6834 +23 082 -57 06:06:19 +36.8756 -136.0558 +12 073 -50 Longitude measured positiv to the East.

Occultation Ground Track

 ------------------ Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 05:55:09   +29.1992  +043.8901   +13  287  +26 05:55:37   +33.9722  +031.8649   +24  280  +16 05:56:05   +37.1823  +023.2811   +31  274  +08 05:56:33   +39.7496  +015.8833   +37  268  +02 05:57:01   +41.9169  +009.0754   +42  262  -04 05:57:29   +43.7893  +002.5916   +46  255  -09 05:57:57   +45.4215  -003.7150   +49  247  -13 05:58:24   +46.8443  -009.9360   +53  239  -18 05:58:52   +48.0756  -016.1326   +55  230  -22 05:59:20   +49.1250  -022.3470   +57  220  -26 05:59:48   +49.9970  -028.6089   +59  209  -30 06:00:16   +50.6925  -034.9384   +60  198  -34 06:00:44   +51.2094  -041.3491   +60  186  -37 06:01:12   +51.5438  -047.8490   +60  174  -41 06:01:40   +51.6899  -054.4434   +59  162  -45 06:02:08   +51.6400  -061.1362   +57  151  -48 06:02:36   +51.3844  -067.9333   +55  141  -51 06:03:04   +50.9108  -074.8457   +52  131  -54 06:03:32   +50.2022  -081.8949   +49  121  -57 06:04:00   +49.2345  -089.1209   +46  113  -59 06:04:28   +47.9709  -096.5954   +41  105  -61 06:04:56   +46.3503  -104.4495   +36  097  -61 06:05:24   +44.2580  -112.9421   +31  089  -60 06:05:51   +41.4321  -122.6834   +23  082  -57 06:06:19   +36.8756  -136.0558   +12  073  -50

Longitude measured positiv to the East.

------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +28.7387 +039.4191 +28.8638 +050.4076 +32.8726 +028.8385 +34.9235 +035.3666 +35.8472 +020.7311 +38.4407 +026.1552 +38.2659 +013.6196 +41.1873 +018.4163 +40.3210 +007.0312 +43.4859 +011.3595 +42.1014 +000.7411 +45.4645 +004.6613 +43.6550 -005.3790 +47.1870 -001.8501 +45.0095 -011.4106 +48.6882 -008.2792 +46.1814 -017.4088 +49.9877 -014.6951 +47.1801 -023.4124 +51.0956 -021.1446 +48.0101 -029.4490 +52.0162 -027.6600 +48.6726 -035.5385 +52.7497 -034.2623 +49.1665 -041.6947 +53.2933 -040.9639 +49.4884 -047.9275 +53.6419 -047.7709 +49.6334 -054.2446 +53.7887 -054.6849 +49.5946 -060.6529 +53.7250 -061.7057 +49.3633 -067.1611 +53.4403 -068.8347 +48.9278 -073.7831 +52.9211 -076.0794 +48.2725 -080.5414 +52.1489 -083.4593 +47.3753 -087.4747 +51.0976 -091.0160 +46.2029 -094.6484 +49.7256 -098.8293 +44.7016 -102.1779 +47.9619 -107.0523 +42.7745 -110.2809 +45.6671 -116.0020 +40.2151 -119.4372 +42.4910 -126.4967 +36.3785 -131.1819 +36.4608 -143.2801 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.