Cora»OccDetail

Stellar Occultation by (53) Kalypso on 2025-08-17 (02:42:15 UT)

Event Details
Occultation UUID [and db] : 464e0fc0-ddb7-11f0-547e-d768efabcc0d [observed] Occultation Date + Time : 2025-08-17 at 02:42:15 UT +/- 0.01 min [1] Object Designation : (53) Kalypso Star Designation : GDR3 6884346664363798528 Star Coordinates (ICRF) : RA = 21 16 32.0047, DE = -15 14 53.810 [2] Star Magnitudes : G = 13.98 mag, RP = 13.42 mag, BP = 14.38 mag Object Magnitude : V = 12.98 mag Estimated Magnitude Drop : 0.4 mag Estimated Max. Duration : 8.6 sec Speed of the shadow : 13.5 km/s Object Mean Diameter : 115.4 km (src: astorb) => apparent = 81 mas Apparent Motion : 0.5700 arcs/min @ PA = 246 deg Horizontal Parallax : 4.5010 arcs Dynamical Class : MBA Elongation to Moon & Sun : 109° (sunlit = 40%), Sun = 172° Cross-track uncertainty : 1.0 mas = 1 km = 0.01 path-width (1-sig) RUWE and duplicate source : 1.08 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#205 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and db] : 464e0fc0-ddb7-11f0-547e-d768efabcc0d [observed] Occultation Date + Time : 2025-08-17 at 02:42:15 UT +/- 0.01 min [1] Object Designation : (53) Kalypso Star Designation : GDR3 6884346664363798528 Star Coordinates (ICRF) : RA = 21 16 32.0047, DE = -15 14 53.810 [2] Star Magnitudes : G = 13.98 mag, RP = 13.42 mag, BP = 14.38 mag Object Magnitude : V = 12.98 mag Estimated Magnitude Drop : 0.4 mag Estimated Max. Duration : 8.6 sec Speed of the shadow : 13.5 km/s Object Mean Diameter : 115.4 km (src: astorb) => apparent = 81 mas Apparent Motion : 0.5700 arcs/min @ PA = 246 deg Horizontal Parallax : 4.5010 arcs Dynamical Class : MBA Elongation to Moon & Sun : 109° (sunlit = 40%), Sun = 172° Cross-track uncertainty : 1.0 mas = 1 km = 0.01 path-width (1-sig) RUWE and duplicate source : 1.08 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#205 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

More Data and Informations

SiMDA \| 3D Asteroid Catalogue \| Johnston Archive \| Star at CDS (Vizier) \| JPL Small-Body Node \| Minor Planet Center \| Wikipedia

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Interactive map

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Occultation Ground Track
------------------ Time[UT] \| Lat----CENTR----Lon \| Alt hh:mm:ss \| +DD.dddd +DDD.dddd \| deg ---------------------------------------------- 02:35:18 +44.5467 +015.4046 +09 238 -15 02:35:28 +42.1198 +009.1035 +14 234 -20 02:35:37 +40.2876 +004.7379 +17 231 -23 02:35:47 +38.7317 +001.2308 +21 229 -26 02:35:56 +37.3467 -001.7661 +23 227 -29 02:36:05 +36.0820 -004.4178 +26 225 -31 02:36:15 +34.9082 -006.8177 +28 223 -33 02:36:24 +33.8067 -009.0246 +30 222 -35 02:36:34 +32.7645 -011.0782 +32 220 -37 02:36:43 +31.7723 -013.0069 +33 219 -39 02:36:52 +30.8232 -014.8319 +35 217 -40 02:37:02 +29.9115 -016.5691 +37 216 -42 02:37:11 +29.0331 -018.2313 +38 215 -43 02:37:21 +28.1844 -019.8285 +40 214 -45 02:37:30 +27.3625 -021.3692 +41 212 -46 02:37:39 +26.5649 -022.8600 +43 211 -47 02:37:49 +25.7897 -024.3069 +44 210 -49 02:37:58 +25.0351 -025.7146 +45 208 -50 02:38:08 +24.2996 -027.0873 +46 207 -51 02:38:17 +23.5818 -028.4288 +47 206 -52 02:38:26 +22.8806 -029.7421 +49 204 -53 02:38:36 +22.1950 -031.0301 +50 203 -54 02:38:45 +21.5241 -032.2952 +51 202 -55 02:38:55 +20.8671 -033.5396 +52 200 -55 02:39:04 +20.2233 -034.7653 +53 199 -56 02:39:13 +19.5920 -035.9741 +54 197 -57 02:39:23 +18.9727 -037.1676 +55 196 -58 02:39:32 +18.3649 -038.3473 +55 194 -58 02:39:42 +17.7680 -039.5145 +56 192 -59 02:39:51 +17.1817 -040.6706 +57 191 -59 02:40:00 +16.6055 -041.8166 +58 189 -60 02:40:10 +16.0392 -042.9536 +59 187 -60 02:40:19 +15.4823 -044.0827 +59 185 -61 02:40:29 +14.9347 -045.2047 +60 183 -61 02:40:38 +14.3960 -046.3206 +60 181 -61 02:40:47 +13.8660 -047.4312 +61 179 -62 02:40:57 +13.3446 -048.5374 +61 177 -62 02:41:06 +12.8314 -049.6398 +62 174 -62 02:41:16 +12.3263 -050.7392 +62 172 -62 02:41:25 +11.8292 -051.8363 +62 170 -62 02:41:34 +11.3399 -052.9318 +63 167 -62 02:41:44 +10.8584 -054.0264 +63 165 -62 02:41:53 +10.3844 -055.1206 +63 163 -62 02:42:03 +09.9179 -056.2153 +63 160 -61 02:42:12 +09.4588 -057.3108 +63 158 -61 02:42:21 +09.0071 -058.4080 +63 155 -61 02:42:31 +08.5627 -059.5074 +63 153 -60 02:42:40 +08.1255 -060.6096 +63 150 -60 02:42:50 +07.6955 -061.7152 +63 148 -60 02:42:59 +07.2728 -062.8248 +63 146 -59 02:43:08 +06.8573 -063.9392 +62 144 -59 02:43:18 +06.4490 -065.0588 +62 141 -58 02:43:27 +06.0479 -066.1844 +62 139 -57 02:43:37 +05.6542 -067.3166 +61 137 -57 02:43:46 +05.2678 -068.4561 +61 135 -56 02:43:55 +04.8888 -069.6036 +60 133 -55 02:44:05 +04.5173 -070.7599 +60 131 -55 02:44:14 +04.1534 -071.9256 +59 129 -54 02:44:24 +03.7973 -073.1017 +58 128 -53 02:44:33 +03.4490 -074.2889 +58 126 -52 02:44:42 +03.1087 -075.4882 +57 125 -51 02:44:52 +02.7766 -076.7005 +56 123 -50 02:45:01 +02.4530 -077.9267 +55 122 -49 02:45:11 +02.1380 -079.1681 +55 120 -48 02:45:20 +01.8319 -080.4256 +54 119 -47 02:45:29 +01.5349 -081.7007 +53 118 -46 02:45:39 +01.2476 -082.9947 +52 117 -45 02:45:48 +00.9701 -084.3091 +51 116 -44 02:45:58 +00.7030 -085.6455 +50 115 -43 02:46:07 +00.4467 -087.0057 +49 114 -42 02:46:16 +00.2017 -088.3918 +47 113 -41 02:46:26 -00.0312 -089.8061 +46 112 -39 02:46:35 -00.2515 -091.2511 +45 112 -38 02:46:45 -00.4582 -092.7298 +44 111 -37 02:46:54 -00.6504 -094.2455 +42 110 -35 02:47:04 -00.8271 -095.8021 +41 110 -34 02:47:13 -00.9869 -097.4043 +40 109 -33 02:47:22 -01.1282 -099.0573 +38 109 -31 02:47:32 -01.2493 -100.7676 +37 108 -30 02:47:41 -01.3477 -102.5433 +35 108 -28 02:47:51 -01.4207 -104.3942 +33 107 -26 02:48:00 -01.4646 -106.3328 +31 107 -24 02:48:09 -01.4748 -108.3755 +30 107 -22 02:48:19 -01.4450 -110.5442 +27 106 -20 02:48:28 -01.3662 -112.8701 +25 106 -18 02:48:38 -01.2255 -115.3991 +23 106 -16 02:48:47 -01.0020 -118.2050 +20 106 -13 02:48:56 -00.6583 -121.4213 +17 106 -10 02:49:06 -00.1123 -125.3417 +13 106 -06 02:49:15 +00.9233 -131.0028 +07 106 +00 Longitude measured positiv to the East.

Occultation Ground Track

 ------------------ Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 02:35:18   +44.5467  +015.4046   +09  238  -15 02:35:28   +42.1198  +009.1035   +14  234  -20 02:35:37   +40.2876  +004.7379   +17  231  -23 02:35:47   +38.7317  +001.2308   +21  229  -26 02:35:56   +37.3467  -001.7661   +23  227  -29 02:36:05   +36.0820  -004.4178   +26  225  -31 02:36:15   +34.9082  -006.8177   +28  223  -33 02:36:24   +33.8067  -009.0246   +30  222  -35 02:36:34   +32.7645  -011.0782   +32  220  -37 02:36:43   +31.7723  -013.0069   +33  219  -39 02:36:52   +30.8232  -014.8319   +35  217  -40 02:37:02   +29.9115  -016.5691   +37  216  -42 02:37:11   +29.0331  -018.2313   +38  215  -43 02:37:21   +28.1844  -019.8285   +40  214  -45 02:37:30   +27.3625  -021.3692   +41  212  -46 02:37:39   +26.5649  -022.8600   +43  211  -47 02:37:49   +25.7897  -024.3069   +44  210  -49 02:37:58   +25.0351  -025.7146   +45  208  -50 02:38:08   +24.2996  -027.0873   +46  207  -51 02:38:17   +23.5818  -028.4288   +47  206  -52 02:38:26   +22.8806  -029.7421   +49  204  -53 02:38:36   +22.1950  -031.0301   +50  203  -54 02:38:45   +21.5241  -032.2952   +51  202  -55 02:38:55   +20.8671  -033.5396   +52  200  -55 02:39:04   +20.2233  -034.7653   +53  199  -56 02:39:13   +19.5920  -035.9741   +54  197  -57 02:39:23   +18.9727  -037.1676   +55  196  -58 02:39:32   +18.3649  -038.3473   +55  194  -58 02:39:42   +17.7680  -039.5145   +56  192  -59 02:39:51   +17.1817  -040.6706   +57  191  -59 02:40:00   +16.6055  -041.8166   +58  189  -60 02:40:10   +16.0392  -042.9536   +59  187  -60 02:40:19   +15.4823  -044.0827   +59  185  -61 02:40:29   +14.9347  -045.2047   +60  183  -61 02:40:38   +14.3960  -046.3206   +60  181  -61 02:40:47   +13.8660  -047.4312   +61  179  -62 02:40:57   +13.3446  -048.5374   +61  177  -62 02:41:06   +12.8314  -049.6398   +62  174  -62 02:41:16   +12.3263  -050.7392   +62  172  -62 02:41:25   +11.8292  -051.8363   +62  170  -62 02:41:34   +11.3399  -052.9318   +63  167  -62 02:41:44   +10.8584  -054.0264   +63  165  -62 02:41:53   +10.3844  -055.1206   +63  163  -62 02:42:03   +09.9179  -056.2153   +63  160  -61 02:42:12   +09.4588  -057.3108   +63  158  -61 02:42:21   +09.0071  -058.4080   +63  155  -61 02:42:31   +08.5627  -059.5074   +63  153  -60 02:42:40   +08.1255  -060.6096   +63  150  -60 02:42:50   +07.6955  -061.7152   +63  148  -60 02:42:59   +07.2728  -062.8248   +63  146  -59 02:43:08   +06.8573  -063.9392   +62  144  -59 02:43:18   +06.4490  -065.0588   +62  141  -58 02:43:27   +06.0479  -066.1844   +62  139  -57 02:43:37   +05.6542  -067.3166   +61  137  -57 02:43:46   +05.2678  -068.4561   +61  135  -56 02:43:55   +04.8888  -069.6036   +60  133  -55 02:44:05   +04.5173  -070.7599   +60  131  -55 02:44:14   +04.1534  -071.9256   +59  129  -54 02:44:24   +03.7973  -073.1017   +58  128  -53 02:44:33   +03.4490  -074.2889   +58  126  -52 02:44:42   +03.1087  -075.4882   +57  125  -51 02:44:52   +02.7766  -076.7005   +56  123  -50 02:45:01   +02.4530  -077.9267   +55  122  -49 02:45:11   +02.1380  -079.1681   +55  120  -48 02:45:20   +01.8319  -080.4256   +54  119  -47 02:45:29   +01.5349  -081.7007   +53  118  -46 02:45:39   +01.2476  -082.9947   +52  117  -45 02:45:48   +00.9701  -084.3091   +51  116  -44 02:45:58   +00.7030  -085.6455   +50  115  -43 02:46:07   +00.4467  -087.0057   +49  114  -42 02:46:16   +00.2017  -088.3918   +47  113  -41 02:46:26   -00.0312  -089.8061   +46  112  -39 02:46:35   -00.2515  -091.2511   +45  112  -38 02:46:45   -00.4582  -092.7298   +44  111  -37 02:46:54   -00.6504  -094.2455   +42  110  -35 02:47:04   -00.8271  -095.8021   +41  110  -34 02:47:13   -00.9869  -097.4043   +40  109  -33 02:47:22   -01.1282  -099.0573   +38  109  -31 02:47:32   -01.2493  -100.7676   +37  108  -30 02:47:41   -01.3477  -102.5433   +35  108  -28 02:47:51   -01.4207  -104.3942   +33  107  -26 02:48:00   -01.4646  -106.3328   +31  107  -24 02:48:09   -01.4748  -108.3755   +30  107  -22 02:48:19   -01.4450  -110.5442   +27  106  -20 02:48:28   -01.3662  -112.8701   +25  106  -18 02:48:38   -01.2255  -115.3991   +23  106  -16 02:48:47   -01.0020  -118.2050   +20  106  -13 02:48:56   -00.6583  -121.4213   +17  106  -10 02:49:06   -00.1123  -125.3417   +13  106  -06 02:49:15   +00.9233  -131.0028   +07  106  +00

Longitude measured positiv to the East.

------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +43.4040 +014.0792 +45.8280 +017.1591 +41.1841 +008.4354 +43.1008 +009.8862 +39.4383 +004.3225 +41.1648 +005.2127 +37.9345 +000.9572 +39.5495 +001.5422 +36.5860 -001.9467 +38.1240 -001.5589 +35.3490 -004.5321 +36.8291 -004.2837 +34.1972 -006.8819 +35.6314 -006.7382 +33.1139 -009.0495 +34.5104 -008.9874 +32.0871 -011.0714 +33.4518 -011.0750 +31.1082 -012.9741 +32.4455 -013.0316 +30.1706 -014.7771 +31.4841 -014.8798 +29.2692 -016.4957 +30.5616 -016.6367 +28.4000 -018.1419 +29.6735 -018.3158 +27.5595 -019.7252 +28.8162 -019.9278 +26.7450 -021.2537 +27.9864 -021.4812 +25.9542 -022.7338 +27.1818 -022.9834 +25.1852 -024.1710 +26.4001 -024.4403 +24.4363 -025.5702 +25.6395 -025.8569 +23.7060 -026.9353 +24.8985 -027.2378 +22.9930 -028.2698 +24.1756 -028.5864 +22.2963 -029.5768 +23.4698 -029.9063 +21.6148 -030.8591 +22.7799 -031.2002 +20.9478 -032.1189 +22.1049 -032.4708 +20.2944 -033.3586 +21.4442 -033.7201 +19.6539 -034.5799 +20.7969 -034.9504 +19.0258 -035.7846 +20.1624 -036.1634 +18.4094 -036.9744 +19.5400 -037.3608 +17.8042 -038.1507 +18.9293 -038.5441 +17.2099 -039.3147 +18.3298 -039.7147 +16.6259 -040.4678 +17.7410 -040.8738 +16.0520 -041.6111 +17.1625 -042.0227 +15.4877 -042.7455 +16.5940 -043.1624 +14.9328 -043.8722 +16.0352 -044.2940 +14.3870 -044.9919 +15.4857 -045.4184 +13.8500 -046.1057 +14.9452 -046.5365 +13.3215 -047.2144 +14.4136 -047.6492 +12.8015 -048.3186 +13.8906 -048.7573 +12.2897 -049.4192 +13.3760 -049.8616 +11.7859 -050.5169 +12.8696 -050.9627 +11.2899 -051.6124 +12.3713 -052.0615 +10.8017 -052.7064 +11.8809 -053.1587 +10.3211 -053.7995 +11.3984 -054.2548 +09.8480 -054.8924 +10.9234 -055.3505 +09.3823 -055.9857 +10.4561 -056.4466 +08.9239 -057.0800 +09.9963 -057.5435 +08.4728 -058.1759 +09.5439 -058.6420 +08.0289 -059.2741 +09.0988 -059.7427 +07.5923 -060.3751 +08.6611 -060.8462 +07.1627 -061.4795 +08.2307 -061.9530 +06.7403 -062.5880 +07.8076 -063.0639 +06.3251 -063.7012 +07.3918 -064.1795 +05.9170 -064.8197 +06.9833 -065.3004 +05.5161 -065.9441 +06.5821 -066.4272 +05.1224 -067.0751 +06.1883 -067.5607 +04.7360 -068.2135 +05.8019 -068.7014 +04.3569 -069.3598 +05.4229 -069.8503 +03.9853 -070.5148 +05.0516 -071.0079 +03.6212 -071.6793 +04.6879 -072.1750 +03.2647 -072.8540 +04.3320 -073.3526 +02.9161 -074.0399 +03.9841 -074.5413 +02.5753 -075.2377 +03.6443 -075.7422 +02.2428 -076.4484 +03.3127 -076.9562 +01.9185 -077.6729 +02.9896 -078.1843 +01.6028 -078.9125 +02.6753 -079.4276 +01.2959 -080.1681 +02.3700 -080.6873 +00.9981 -081.4411 +02.0739 -081.9646 +00.7098 -082.7328 +01.7876 -083.2611 +00.4313 -084.0447 +01.5112 -084.5782 +00.1629 -085.3783 +01.2453 -085.9175 -00.0947 -086.7355 +00.9903 -087.2810 -00.3411 -088.1183 +00.7469 -088.6708 -00.5756 -089.5288 +00.5156 -090.0892 -00.7976 -090.9696 +00.2972 -091.5387 -01.0063 -092.4435 +00.0925 -093.0225 -01.2008 -093.9539 -00.0975 -094.5441 -01.3799 -095.5043 -00.2716 -096.1073 -01.5424 -097.0994 -00.4286 -097.7170 -01.6869 -098.7442 -00.5667 -099.3788 -01.8114 -100.4451 -00.6840 -101.0995 -01.9139 -102.2095 -00.7781 -102.8873 -01.9916 -104.0469 -00.8461 -104.7527 -02.0411 -105.9692 -00.8842 -106.7090 -02.0579 -107.9918 -00.8873 -108.7734 -02.0363 -110.1352 -00.8486 -110.9698 -01.9679 -112.4281 -00.7586 -113.3319 -01.8409 -114.9124 -00.6029 -115.9104 -01.6366 -117.6542 -00.3579 -118.7889 -01.3226 -120.7687 +00.0202 -122.1235 -00.8317 -124.4963 +00.6342 -126.2833 +00.0367 -129.5592 +01.9475 -132.9436 Azimuth (Azm) measured from North to East.

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Apply ephem. offset (O-C) in RA & DE and CTU:
CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.