Cora»OccDetail

Stellar Occultation by (49) Pales on 2025-08-15 (22:01:34 UT)

Event Details
Occultation UUID [and db] : 43988cb0-ddb7-11f0-547e-582af1d788c5 [observed] Occultation Date + Time : 2025-08-15 at 22:01:34 UT +/- 0.01 min [1] Object Designation : (49) Pales Star Designation : GDR3 6872890165523028352 Star Coordinates (ICRF) : RA = 20 12 45.4577, DE = -17 58 55.250 [2] Star Magnitudes : G = 13.77 mag, RP = 13.24 mag, BP = 14.13 mag Object Magnitude : V = 12.34 mag Estimated Magnitude Drop : 0.3 mag Estimated Max. Duration : 14.2 sec Speed of the shadow : 10.5 km/s Object Mean Diameter : 149.8 km (src: astorb) => apparent = 104 mas Apparent Motion : 0.4400 arcs/min @ PA = 261 deg Horizontal Parallax : 4.4460 arcs Dynamical Class : MBA Elongation to Moon & Sun : 108° (sunlit = 53%), Sun = 158° Cross-track uncertainty : 1.7 mas = 2 km = 0.02 path-width (1-sig) RUWE and duplicate source : 0.91 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#126 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and db] : 43988cb0-ddb7-11f0-547e-582af1d788c5 [observed] Occultation Date + Time : 2025-08-15 at 22:01:34 UT +/- 0.01 min [1] Object Designation : (49) Pales Star Designation : GDR3 6872890165523028352 Star Coordinates (ICRF) : RA = 20 12 45.4577, DE = -17 58 55.250 [2] Star Magnitudes : G = 13.77 mag, RP = 13.24 mag, BP = 14.13 mag Object Magnitude : V = 12.34 mag Estimated Magnitude Drop : 0.3 mag Estimated Max. Duration : 14.2 sec Speed of the shadow : 10.5 km/s Object Mean Diameter : 149.8 km (src: astorb) => apparent = 104 mas Apparent Motion : 0.4400 arcs/min @ PA = 261 deg Horizontal Parallax : 4.4460 arcs Dynamical Class : MBA Elongation to Moon & Sun : 108° (sunlit = 53%), Sun = 158° Cross-track uncertainty : 1.7 mas = 2 km = 0.02 path-width (1-sig) RUWE and duplicate source : 0.91 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#126 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 ---------------------------------------------- 21:56:33 +57.1099 +049.3797 +08 218 -18 21:56:48 +54.4842 +043.1945 +12 213 -21 21:57:04 +52.6237 +038.7090 +15 209 -23 21:57:20 +51.1283 +034.9924 +17 206 -25 21:57:35 +49.8607 +031.7315 +19 203 -26 21:57:51 +48.7538 +028.7761 +21 200 -27 21:58:07 +47.7692 +026.0407 +23 197 -28 21:58:22 +46.8822 +023.4710 +24 195 -29 21:58:38 +46.0762 +021.0302 +25 193 -29 21:58:54 +45.3392 +018.6917 +26 190 -30 21:59:10 +44.6622 +016.4357 +27 188 -30 21:59:25 +44.0385 +014.2466 +28 186 -30 21:59:41 +43.4630 +012.1120 +28 184 -30 21:59:57 +42.9314 +010.0219 +29 182 -30 22:00:12 +42.4404 +007.9676 +30 179 -30 22:00:28 +41.9876 +005.9418 +30 177 -30 22:00:44 +41.5707 +003.9378 +30 175 -29 22:00:59 +41.1882 +001.9498 +31 173 -29 22:01:15 +40.8389 -000.0276 +31 171 -28 22:01:31 +40.5218 -001.9997 +31 169 -28 22:01:46 +40.2364 -003.9713 +31 167 -27 22:02:02 +39.9823 -005.9475 +31 164 -26 22:02:18 +39.7596 -007.9333 +30 162 -26 22:02:34 +39.5684 -009.9338 +30 160 -25 22:02:49 +39.4094 -011.9547 +30 158 -24 22:03:05 +39.2835 -014.0019 +29 156 -23 22:03:21 +39.1921 -016.0822 +29 154 -22 22:03:36 +39.1368 -018.2033 +28 152 -21 22:03:52 +39.1202 -020.3743 +27 150 -19 22:04:08 +39.1452 -022.6058 +26 148 -18 22:04:23 +39.2160 -024.9113 +25 146 -16 22:04:39 +39.3381 -027.3075 +24 144 -15 22:04:55 +39.5190 -029.8165 +23 141 -13 22:05:11 +39.7690 -032.4687 +21 139 -11 22:05:26 +40.1034 -035.3075 +20 137 -09 22:05:42 +40.5458 -038.4001 +18 134 -07 22:05:58 +41.1364 -041.8602 +15 132 -04 22:06:13 +41.9549 -045.9129 +13 129 -01 22:06:29 +43.2119 -051.1577 +09 125 +03 Longitude measured positiv to the East.

Occultation Ground Track

 ------------------ Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 21:56:33   +57.1099  +049.3797   +08  218  -18 21:56:48   +54.4842  +043.1945   +12  213  -21 21:57:04   +52.6237  +038.7090   +15  209  -23 21:57:20   +51.1283  +034.9924   +17  206  -25 21:57:35   +49.8607  +031.7315   +19  203  -26 21:57:51   +48.7538  +028.7761   +21  200  -27 21:58:07   +47.7692  +026.0407   +23  197  -28 21:58:22   +46.8822  +023.4710   +24  195  -29 21:58:38   +46.0762  +021.0302   +25  193  -29 21:58:54   +45.3392  +018.6917   +26  190  -30 21:59:10   +44.6622  +016.4357   +27  188  -30 21:59:25   +44.0385  +014.2466   +28  186  -30 21:59:41   +43.4630  +012.1120   +28  184  -30 21:59:57   +42.9314  +010.0219   +29  182  -30 22:00:12   +42.4404  +007.9676   +30  179  -30 22:00:28   +41.9876  +005.9418   +30  177  -30 22:00:44   +41.5707  +003.9378   +30  175  -29 22:00:59   +41.1882  +001.9498   +31  173  -29 22:01:15   +40.8389  -000.0276   +31  171  -28 22:01:31   +40.5218  -001.9997   +31  169  -28 22:01:46   +40.2364  -003.9713   +31  167  -27 22:02:02   +39.9823  -005.9475   +31  164  -26 22:02:18   +39.7596  -007.9333   +30  162  -26 22:02:34   +39.5684  -009.9338   +30  160  -25 22:02:49   +39.4094  -011.9547   +30  158  -24 22:03:05   +39.2835  -014.0019   +29  156  -23 22:03:21   +39.1921  -016.0822   +29  154  -22 22:03:36   +39.1368  -018.2033   +28  152  -21 22:03:52   +39.1202  -020.3743   +27  150  -19 22:04:08   +39.1452  -022.6058   +26  148  -18 22:04:23   +39.2160  -024.9113   +25  146  -16 22:04:39   +39.3381  -027.3075   +24  144  -15 22:04:55   +39.5190  -029.8165   +23  141  -13 22:05:11   +39.7690  -032.4687   +21  139  -11 22:05:26   +40.1034  -035.3075   +20  137  -09 22:05:42   +40.5458  -038.4001   +18  134  -07 22:05:58   +41.1364  -041.8602   +15  132  -04 22:06:13   +41.9549  -045.9129   +13  129  -01 22:06:29   +43.2119  -051.1577   +09  125  +03

Longitude measured positiv to the East.

------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +54.1570 +046.2266 +63.2971 +059.7310 +52.1650 +041.4065 +57.3409 +045.9167 +50.5953 +037.5100 +54.9458 +040.3318 +49.2766 +034.1353 +53.1815 +036.0928 +48.1305 +031.1022 +51.7446 +032.5165 +47.1135 +028.3114 +50.5190 +029.3464 +46.1986 +025.7017 +49.4457 +026.4534 +45.3673 +023.2322 +48.4895 +023.7619 +44.6068 +020.8737 +47.6280 +021.2232 +43.9077 +018.6046 +46.8455 +018.8036 +43.2626 +016.4085 +46.1306 +016.4784 +42.6660 +014.2721 +45.4752 +014.2292 +42.1135 +012.1848 +44.8727 +012.0414 +41.6016 +010.1377 +44.3183 +009.9030 +41.1275 +008.1232 +43.8080 +007.8044 +40.6889 +006.1347 +43.3387 +005.7371 +40.2841 +004.1662 +42.9081 +003.6939 +39.9116 +002.2124 +42.5143 +001.6681 +39.5704 +000.2684 +42.1559 -000.3462 +39.2597 -001.6706 +41.8317 -002.3548 +38.9789 -003.6091 +41.5412 -004.3630 +38.7278 -005.5517 +41.2840 -006.3765 +38.5063 -007.5029 +41.0601 -008.4005 +38.3146 -009.4676 +40.8697 -010.4411 +38.1534 -011.4507 +40.7136 -012.5043 +38.0233 -013.4576 +40.5930 -014.5968 +37.9255 -015.4945 +40.5092 -016.7265 +37.8615 -017.5681 +40.4645 -018.9019 +37.8334 -019.6862 +40.4617 -021.1338 +37.8438 -021.8583 +40.5045 -023.4347 +37.8960 -024.0955 +40.5982 -025.8207 +37.9946 -026.4120 +40.7494 -028.3125 +38.1456 -028.8257 +40.9679 -030.9384 +38.3570 -031.3605 +41.2675 -033.7381 +38.6403 -034.0495 +41.6695 -036.7721 +39.0126 -036.9412 +42.2094 -040.1401 +39.5007 -040.1119 +42.9544 -044.0315 +40.1518 -043.6955 +44.0676 -048.9077 +41.0645 -047.9725 +46.3856 -057.1532 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.