Cora»OccDetail

Stellar Occultation by (447178) 2005 RO43 on 2025-12-31 (02:52:29 UT)

Event Details
Occultation UUID [and db] : 3b1d1ae0-d294-11ee-7567-e3efee2f661e [cetnos] Occultation Date + Time : 2025-12-31 at 02:52:29 UT +/- 2.16 min [1] Object Designation : (447178) 2005 RO43 Star Designation : GDR3 5718298743276254464 Star Coordinates (ICRF) : RA = 07 55 42.8544, DE = -16 30 41.735 [2] Star Magnitudes : G = 15.25 mag, RP = 14.75 mag, BP = 15.57 mag Object Magnitude : V = 19.2 mag Estimated Magnitude Drop : 4.0 mag Estimated Max. Duration : 6.3 sec Speed of the shadow : 19.5 km/s Object Mean Diameter : 123.4 km (src: CORA+astorb) => apparent = 12 mas Apparent Motion : 0.1100 arcs/min @ PA = 265 deg Horizontal Parallax : 0.6010 arcs Dynamical Class : CEN Elongation to Moon & Sun : 78° (sunlit = 85%), Sun = 137° Cross-track uncertainty : 56.0 mas = 594 km = 4.82 path-width (1-sig) RUWE and duplicate source : 0.91 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#20 (24-02-23) 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] : 3b1d1ae0-d294-11ee-7567-e3efee2f661e [cetnos] Occultation Date + Time : 2025-12-31 at 02:52:29 UT +/- 2.16 min [1] Object Designation : (447178) 2005 RO43 Star Designation : GDR3 5718298743276254464 Star Coordinates (ICRF) : RA = 07 55 42.8544, DE = -16 30 41.735 [2] Star Magnitudes : G = 15.25 mag, RP = 14.75 mag, BP = 15.57 mag Object Magnitude : V = 19.2 mag Estimated Magnitude Drop : 4.0 mag Estimated Max. Duration : 6.3 sec Speed of the shadow : 19.5 km/s Object Mean Diameter : 123.4 km (src: CORA+astorb) => apparent = 12 mas Apparent Motion : 0.1100 arcs/min @ PA = 265 deg Horizontal Parallax : 0.6010 arcs Dynamical Class : CEN Elongation to Moon & Sun : 78° (sunlit = 85%), Sun = 137° Cross-track uncertainty : 56.0 mas = 594 km = 4.82 path-width (1-sig) RUWE and duplicate source : 0.91 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#20 (24-02-23) Object is a <TNOs are Cool> target ! [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

More Data and Informations

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Occultation Ground Track
------------------ Time[UT] \| Lat----CENTR----Lon \| Alt hh:mm:ss \| +DD.dddd +DDD.dddd \| deg ---------------------------------------------- 02:49:22 +52.2239 +028.1893 +08 229 -30 02:49:29 +50.3243 +022.5433 +12 225 -34 02:49:36 +48.9472 +018.3755 +15 221 -37 02:49:43 +47.8291 +014.9129 +17 218 -39 02:49:50 +46.8751 +011.8802 +19 216 -41 02:49:57 +46.0376 +009.1419 +21 213 -43 02:50:04 +45.2891 +006.6196 +22 211 -45 02:50:11 +44.6117 +004.2634 +24 209 -47 02:50:18 +43.9931 +002.0390 +25 207 -49 02:50:25 +43.4245 -000.0784 +26 205 -50 02:50:32 +42.8992 -002.1073 +27 203 -52 02:50:39 +42.4120 -004.0618 +28 201 -53 02:50:46 +41.9590 -005.9534 +29 199 -55 02:50:53 +41.5369 -007.7912 +30 198 -56 02:51:00 +41.1431 -009.5827 +31 196 -57 02:51:07 +40.7754 -011.3344 +32 194 -59 02:51:14 +40.4319 -013.0516 +32 192 -60 02:51:21 +40.1112 -014.7391 +33 190 -61 02:51:28 +39.8120 -016.4009 +33 188 -63 02:51:35 +39.5332 -018.0408 +34 187 -64 02:51:42 +39.2740 -019.6619 +34 185 -65 02:51:49 +39.0335 -021.2674 +34 183 -66 02:51:56 +38.8111 -022.8599 +35 181 -67 02:52:03 +38.6064 -024.4419 +35 179 -68 02:52:09 +38.4189 -026.0160 +35 178 -69 02:52:16 +38.2482 -027.5844 +35 176 -70 02:52:23 +38.0942 -029.1493 +35 174 -71 02:52:30 +37.9567 -030.7129 +35 172 -72 02:52:37 +37.8355 -032.2774 +35 170 -73 02:52:44 +37.7308 -033.8449 +35 169 -74 02:52:51 +37.6425 -035.4176 +35 167 -74 02:52:58 +37.5708 -036.9978 +35 165 -75 02:53:05 +37.5160 -038.5879 +34 163 -75 02:53:12 +37.4783 -040.1904 +34 161 -75 02:53:19 +37.4583 -041.8078 +34 160 -76 02:53:26 +37.4565 -043.4431 +33 158 -76 02:53:33 +37.4734 -045.0995 +33 156 -75 02:53:40 +37.5101 -046.7804 +32 154 -75 02:53:47 +37.5673 -048.4898 +31 153 -75 02:53:54 +37.6465 -050.2322 +31 151 -74 02:54:01 +37.7489 -052.0127 +30 149 -73 02:54:08 +37.8764 -053.8374 +29 147 -72 02:54:15 +38.0311 -055.7134 +28 146 -71 02:54:22 +38.2158 -057.6497 +27 144 -70 02:54:29 +38.4339 -059.6569 +26 142 -69 02:54:36 +38.6897 -061.7487 +25 140 -68 02:54:43 +38.9889 -063.9430 +23 138 -66 02:54:50 +39.3392 -066.2635 +22 137 -64 02:54:57 +39.7516 -068.7438 +20 135 -63 02:55:03 +40.2419 -071.4334 +19 133 -61 02:55:10 +40.8358 -074.4114 +16 130 -58 02:55:17 +41.5786 -077.8188 +14 128 -56 02:55:24 +42.5678 -081.9607 +11 125 -52 02:55:31 +44.1224 -087.8444 +07 121 -48 Longitude measured positiv to the East.

Occultation Ground Track

 ------------------ Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 02:49:22   +52.2239  +028.1893   +08  229  -30 02:49:29   +50.3243  +022.5433   +12  225  -34 02:49:36   +48.9472  +018.3755   +15  221  -37 02:49:43   +47.8291  +014.9129   +17  218  -39 02:49:50   +46.8751  +011.8802   +19  216  -41 02:49:57   +46.0376  +009.1419   +21  213  -43 02:50:04   +45.2891  +006.6196   +22  211  -45 02:50:11   +44.6117  +004.2634   +24  209  -47 02:50:18   +43.9931  +002.0390   +25  207  -49 02:50:25   +43.4245  -000.0784   +26  205  -50 02:50:32   +42.8992  -002.1073   +27  203  -52 02:50:39   +42.4120  -004.0618   +28  201  -53 02:50:46   +41.9590  -005.9534   +29  199  -55 02:50:53   +41.5369  -007.7912   +30  198  -56 02:51:00   +41.1431  -009.5827   +31  196  -57 02:51:07   +40.7754  -011.3344   +32  194  -59 02:51:14   +40.4319  -013.0516   +32  192  -60 02:51:21   +40.1112  -014.7391   +33  190  -61 02:51:28   +39.8120  -016.4009   +33  188  -63 02:51:35   +39.5332  -018.0408   +34  187  -64 02:51:42   +39.2740  -019.6619   +34  185  -65 02:51:49   +39.0335  -021.2674   +34  183  -66 02:51:56   +38.8111  -022.8599   +35  181  -67 02:52:03   +38.6064  -024.4419   +35  179  -68 02:52:09   +38.4189  -026.0160   +35  178  -69 02:52:16   +38.2482  -027.5844   +35  176  -70 02:52:23   +38.0942  -029.1493   +35  174  -71 02:52:30   +37.9567  -030.7129   +35  172  -72 02:52:37   +37.8355  -032.2774   +35  170  -73 02:52:44   +37.7308  -033.8449   +35  169  -74 02:52:51   +37.6425  -035.4176   +35  167  -74 02:52:58   +37.5708  -036.9978   +35  165  -75 02:53:05   +37.5160  -038.5879   +34  163  -75 02:53:12   +37.4783  -040.1904   +34  161  -75 02:53:19   +37.4583  -041.8078   +34  160  -76 02:53:26   +37.4565  -043.4431   +33  158  -76 02:53:33   +37.4734  -045.0995   +33  156  -75 02:53:40   +37.5101  -046.7804   +32  154  -75 02:53:47   +37.5673  -048.4898   +31  153  -75 02:53:54   +37.6465  -050.2322   +31  151  -74 02:54:01   +37.7489  -052.0127   +30  149  -73 02:54:08   +37.8764  -053.8374   +29  147  -72 02:54:15   +38.0311  -055.7134   +28  146  -71 02:54:22   +38.2158  -057.6497   +27  144  -70 02:54:29   +38.4339  -059.6569   +26  142  -69 02:54:36   +38.6897  -061.7487   +25  140  -68 02:54:43   +38.9889  -063.9430   +23  138  -66 02:54:50   +39.3392  -066.2635   +22  137  -64 02:54:57   +39.7516  -068.7438   +20  135  -63 02:55:03   +40.2419  -071.4334   +19  133  -61 02:55:10   +40.8358  -074.4114   +16  130  -58 02:55:17   +41.5786  -077.8188   +14  128  -56 02:55:24   +42.5678  -081.9607   +11  125  -52 02:55:31   +44.1224  -087.8444   +07  121  -48

Longitude measured positiv to the East.

------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +50.1685 +025.2872 +55.1567 +033.5256 +48.6512 +020.7124 +52.2550 +024.9983 +47.4555 +017.0332 +50.5874 +020.0371 +46.4495 +013.8632 +49.3133 +016.1632 +45.5736 +011.0296 +48.2576 +012.8704 +44.7947 +008.4375 +47.3473 +009.9495 +44.0920 +006.0283 +46.5432 +007.2905 +43.4517 +003.7627 +45.8218 +004.8271 +42.8639 +001.6130 +45.1672 +002.5157 +42.3212 -000.4413 +44.5686 +000.3260 +41.8181 -002.4160 +44.0179 -001.7643 +41.3502 -004.3233 +43.5090 -003.7719 +40.9139 -006.1731 +43.0371 -005.7101 +40.5065 -007.9734 +42.5985 -007.5893 +40.1256 -009.7311 +42.1903 -009.4181 +39.7693 -011.4519 +41.8098 -011.2037 +39.4360 -013.1407 +41.4551 -012.9520 +39.1243 -014.8017 +41.1244 -014.6682 +38.8330 -016.4387 +40.8164 -016.3570 +38.5613 -018.0552 +40.5299 -018.0221 +38.3083 -019.6541 +40.2638 -019.6673 +38.0733 -021.2383 +40.0173 -021.2957 +37.8557 -022.8103 +39.7898 -022.9102 +37.6550 -024.3724 +39.5806 -024.5137 +37.4709 -025.9270 +39.3894 -026.1086 +37.3031 -027.4762 +39.2157 -027.6975 +37.1513 -029.0222 +39.0593 -029.2828 +37.0154 -030.5669 +38.9200 -030.8666 +36.8953 -032.1124 +38.7977 -032.4514 +36.7911 -033.6608 +38.6924 -034.0395 +36.7027 -035.2142 +38.6042 -035.6331 +36.6304 -036.7745 +38.5333 -037.2347 +36.5743 -038.3442 +38.4800 -038.8468 +36.5347 -039.9254 +38.4445 -040.4721 +36.5121 -041.5208 +38.4274 -042.1135 +36.5070 -043.1329 +38.4292 -043.7740 +36.5198 -044.7647 +38.4508 -045.4571 +36.5515 -046.4194 +38.4930 -047.1667 +36.6029 -048.1006 +38.5569 -048.9069 +36.6750 -049.8125 +38.6439 -050.6829 +36.7691 -051.5596 +38.7557 -052.5002 +36.8870 -053.3475 +38.8942 -054.3659 +37.0303 -055.1825 +39.0619 -056.2880 +37.2016 -057.0724 +39.2620 -058.2766 +37.4038 -059.0265 +39.4984 -060.3442 +37.6405 -061.0566 +39.7765 -062.5072 +37.9165 -063.1777 +40.1030 -064.7870 +38.2383 -065.4094 +40.4876 -067.2133 +38.6145 -067.7787 +40.9444 -069.8291 +39.0574 -070.3237 +41.4948 -072.7010 +39.5858 -073.1027 +42.1758 -075.9432 +40.2306 -076.2114 +43.0604 -079.7833 +41.0496 -079.8308 +44.3460 -084.8404 +42.1802 -084.3930 +44.1916 -085.7231 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.