Stellar Occultation by (6857) Castelli on 2025-10-03 (21:04:22 UT)
| Event Details |
Occultation UUID [and db] : 80869530-ddb8-11f0-547e-3052fbd290ac [observed]
Occultation Date + Time : 2025-10-03 at 21:04:22 UT +/- 0.0 min [1]
Object Designation : (6857) Castelli
Star Designation : GDR3 6877079751501354624
Star Coordinates (ICRF) : RA = 20 03 22.4267, DE = -16 18 29.663 [2]
Star Magnitudes : G = 13.76 mag, RP = 13.17 mag, BP = 14.18 mag
Object Magnitude : V = 18.06 mag
Estimated Magnitude Drop : 4.3 mag
Estimated Max. Duration : 0.4 sec
Speed of the shadow : 11.1 km/s
Object Mean Diameter : 4.8 km (src: astorb) => apparent = 4 mas
Apparent Motion : 0.5800 arcs/min @ PA = 69 deg
Horizontal Parallax : 5.5730 arcs
Dynamical Class : MBA
Elongation to Moon & Sun : 28° (sunlit = 86%), Sun = 109°
Cross-track uncertainty : 1.0 mas = 1 km = 0.24 path-width (1-sig)
RUWE and duplicate source : 1.03 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#65
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 |
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Time[UT] | Lat----CENTR----Lon | Alt Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon
hh:mm:ss | +DD.dddd +DDD.dddd | deg deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd
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20:56:33 -54.6986 -133.3610 +04 113 +40 -54.7572 -133.0474 -54.6350 -133.6905
20:56:40 -56.9449 -124.4935 +09 106 +36 -56.9495 -124.3466 -56.9399 -124.6416
20:56:48 -58.1235 -118.8555 +12 101 +34 -58.1176 -118.7401 -58.1292 -118.9714
20:56:55 -58.9559 -114.2111 +15 097 +33 -58.9447 -114.1120 -58.9670 -114.3106
20:57:03 -59.5914 -110.1091 +17 093 +31 -59.5767 -110.0209 -59.6060 -110.1976
20:57:10 -60.0928 -106.3642 +19 090 +30 -60.0756 -106.2842 -60.1099 -106.4444
20:57:18 -60.4939 -102.8797 +21 087 +28 -60.4748 -102.8065 -60.5130 -102.9531
20:57:25 -60.8155 -099.5980 +22 084 +27 -60.7949 -099.5306 -60.8362 -099.6655
20:57:33 -61.0718 -096.4818 +24 081 +26 -61.0498 -096.4196 -61.0937 -096.5442
20:57:40 -61.2726 -093.5056 +25 078 +24 -61.2496 -093.4480 -61.2956 -093.5633
20:57:48 -61.4255 -090.6508 +26 075 +23 -61.4016 -090.5976 -61.4494 -090.7042
20:57:55 -61.5364 -087.9039 +28 072 +22 -61.5118 -087.8547 -61.5610 -087.9532
20:58:03 -61.6100 -085.2542 +29 070 +21 -61.5847 -085.2088 -61.6352 -085.2997
20:58:10 -61.6501 -082.6934 +30 067 +20 -61.6242 -082.6515 -61.6759 -082.7354
20:58:18 -61.6599 -080.2148 +31 065 +19 -61.6336 -080.1763 -61.6862 -080.2534
20:58:25 -61.6423 -077.8128 +32 062 +18 -61.6156 -077.7775 -61.6690 -077.8482
20:58:33 -61.5995 -075.4828 +33 060 +17 -61.5725 -075.4506 -61.6265 -075.5151
20:58:40 -61.5337 -073.2207 +34 057 +16 -61.5065 -073.1914 -61.5610 -073.2501
20:58:48 -61.4468 -071.0230 +35 055 +15 -61.4193 -070.9964 -61.4743 -071.0496
20:58:55 -61.3403 -068.8865 +36 053 +14 -61.3126 -068.8626 -61.3680 -068.9105
20:59:03 -61.2156 -066.8084 +37 051 +13 -61.1878 -066.7870 -61.2435 -066.8299
20:59:10 -61.0742 -064.7862 +38 048 +12 -61.0463 -064.7672 -61.1022 -064.8053
20:59:18 -60.9172 -062.8174 +39 046 +11 -60.8892 -062.8007 -60.9453 -062.8343
20:59:25 -60.7458 -060.8999 +39 044 +10 -60.7177 -060.8853 -60.7738 -060.9146
20:59:33 -60.5608 -059.0315 +40 042 +09 -60.5327 -059.0190 -60.5888 -059.0441
20:59:40 -60.3632 -057.2104 +41 040 +08 -60.3351 -057.1998 -60.3912 -057.2210
20:59:48 -60.1538 -055.4345 +42 038 +08 -60.1258 -055.4258 -60.1818 -055.4433
20:59:55 -59.9334 -053.7023 +42 036 +07 -59.9054 -053.6953 -59.9614 -053.7093
21:00:03 -59.7028 -052.0119 +43 034 +06 -59.6748 -052.0066 -59.7307 -052.0172
21:00:10 -59.4624 -050.3617 +44 032 +05 -59.4346 -050.3580 -59.4903 -050.3654
21:00:18 -59.2131 -048.7502 +44 030 +04 -59.1853 -048.7480 -59.2408 -048.7524
21:00:25 -58.9552 -047.1759 +45 028 +03 -58.9275 -047.1752 -58.9829 -047.1767
21:00:33 -58.6894 -045.6374 +45 026 +03 -58.6618 -045.6380 -58.7169 -045.6368
21:00:40 -58.4160 -044.1332 +46 024 +02 -58.3886 -044.1351 -58.4435 -044.1313
21:00:48 -58.1356 -042.6620 +47 022 +01 -58.1083 -042.6651 -58.1629 -042.6589
21:00:55 -57.8486 -041.2226 +47 020 +00 -57.8214 -041.2268 -57.8758 -041.2183
21:01:03 -57.5553 -039.8136 +48 018 -01 -57.5282 -039.8190 -57.5823 -039.8083
21:01:10 -57.2560 -038.4340 +48 016 -02 -57.2291 -038.4404 -57.2829 -038.4276
21:01:18 -56.9512 -037.0825 +49 014 -02 -56.9245 -037.0899 -56.9779 -037.0752
21:01:25 -56.6411 -035.7581 +49 012 -03 -56.6145 -035.7664 -56.6676 -035.7498
21:01:33 -56.3259 -034.4596 +50 011 -04 -56.2995 -034.4688 -56.3524 -034.4504
21:01:40 -56.0061 -033.1861 +50 009 -05 -55.9798 -033.1961 -56.0323 -033.1761
21:01:48 -55.6817 -031.9365 +50 007 -05 -55.6556 -031.9473 -55.7078 -031.9257
21:01:55 -55.3531 -030.7099 +51 005 -06 -55.3272 -030.7214 -55.3790 -030.6983
21:02:03 -55.0204 -029.5053 +51 003 -07 -54.9946 -029.5176 -55.0461 -029.4931
21:02:10 -54.6838 -028.3220 +52 001 -08 -54.6582 -028.3349 -54.7093 -028.3090
21:02:18 -54.3435 -027.1589 +52 359 -09 -54.3181 -027.1724 -54.3689 -027.1453
21:02:25 -53.9997 -026.0153 +52 358 -09 -53.9745 -026.0294 -54.0249 -026.0011
21:02:33 -53.6525 -024.8904 +53 356 -10 -53.6275 -024.9051 -53.6776 -024.8757
21:02:40 -53.3021 -023.7834 +53 354 -11 -53.2773 -023.7986 -53.3270 -023.7681
21:02:48 -52.9486 -022.6935 +53 352 -12 -52.9240 -022.7093 -52.9733 -022.6778
21:02:55 -52.5922 -021.6201 +53 350 -12 -52.5677 -021.6364 -52.6167 -021.6039
21:03:03 -52.2328 -020.5625 +54 348 -13 -52.2085 -020.5792 -52.2572 -020.5458
21:03:10 -51.8707 -019.5199 +54 347 -14 -51.8466 -019.5370 -51.8949 -019.5028
21:03:18 -51.5060 -018.4917 +54 345 -15 -51.4820 -018.5093 -51.5300 -018.4742
21:03:25 -51.1386 -017.4774 +54 343 -15 -51.1148 -017.4953 -51.1624 -017.4594
21:03:33 -50.7688 -016.4762 +54 341 -16 -50.7452 -016.4945 -50.7924 -016.4579
21:03:40 -50.3965 -015.4876 +54 339 -17 -50.3730 -015.5063 -50.4200 -015.4689
21:03:48 -50.0219 -014.5110 +55 337 -18 -49.9986 -014.5300 -50.0452 -014.4920
21:03:55 -49.6449 -013.5459 +55 336 -18 -49.6218 -013.5653 -49.6681 -013.5266
21:04:03 -49.2657 -012.5918 +55 334 -19 -49.2428 -012.6114 -49.2887 -012.5721
21:04:10 -48.8843 -011.6480 +55 332 -20 -48.8615 -011.6679 -48.9071 -011.6281
21:04:18 -48.5007 -010.7141 +55 330 -21 -48.4781 -010.7343 -48.5234 -010.6939
21:04:25 -48.1150 -009.7896 +55 328 -21 -48.0926 -009.8101 -48.1375 -009.7692
21:04:33 -47.7272 -008.8741 +55 327 -22 -47.7049 -008.8948 -47.7495 -008.8533
21:04:40 -47.3373 -007.9669 +55 325 -23 -47.3152 -007.9879 -47.3594 -007.9460
21:04:48 -46.9454 -007.0678 +55 323 -24 -46.9234 -007.0890 -46.9673 -007.0466
21:04:55 -46.5514 -006.1761 +55 322 -24 -46.5296 -006.1975 -46.5731 -006.1547
21:05:03 -46.1553 -005.2916 +55 320 -25 -46.1337 -005.3132 -46.1770 -005.2699
21:05:10 -45.7573 -004.4136 +54 318 -26 -45.7358 -004.4355 -45.7787 -004.3918
21:05:18 -45.3572 -003.5419 +54 316 -27 -45.3359 -003.5639 -45.3785 -003.5198
21:05:25 -44.9551 -002.6760 +54 315 -27 -44.9339 -002.6982 -44.9762 -002.6537
21:05:33 -44.5509 -001.8154 +54 313 -28 -44.5299 -001.8378 -44.5719 -001.7929
21:05:40 -44.1447 -000.9597 +54 312 -29 -44.1239 -000.9823 -44.1655 -000.9371
21:05:48 -43.7364 -000.1087 +54 310 -30 -43.7157 -000.1314 -43.7571 -000.0859
21:05:55 -43.3261 +000.7383 +53 308 -30 -43.3056 +000.7153 -43.3466 +000.7613
21:06:03 -42.9136 +001.5815 +53 307 -31 -42.8933 +001.5584 -42.9340 +001.6047
21:06:10 -42.4990 +002.4214 +53 305 -32 -42.4788 +002.3981 -42.5192 +002.4447
21:06:18 -42.0823 +003.2584 +53 304 -33 -42.0622 +003.2349 -42.1023 +003.2819
21:06:25 -41.6633 +004.0929 +52 302 -33 -41.6434 +004.0692 -41.6832 +004.1165
21:06:33 -41.2421 +004.9252 +52 301 -34 -41.2223 +004.9014 -41.2618 +004.9490
21:06:40 -40.8185 +005.7559 +52 299 -35 -40.7989 +005.7319 -40.8381 +005.7798
21:06:48 -40.3927 +006.5852 +51 298 -36 -40.3732 +006.5612 -40.4121 +006.6094
21:06:55 -39.9644 +007.4138 +51 297 -36 -39.9451 +007.3895 -39.9837 +007.4380
21:07:03 -39.5336 +008.2418 +50 295 -37 -39.5145 +008.2174 -39.5528 +008.2663
21:07:10 -39.1003 +009.0699 +50 294 -38 -39.0813 +009.0454 -39.1193 +009.0945
21:07:18 -38.6644 +009.8984 +49 293 -39 -38.6455 +009.8737 -38.6832 +009.9232
21:07:25 -38.2257 +010.7279 +49 291 -39 -38.2070 +010.7030 -38.2444 +010.7528
21:07:33 -37.7843 +011.5587 +49 290 -40 -37.7658 +011.5336 -37.8029 +011.5837
21:07:40 -37.3400 +012.3913 +48 289 -41 -37.3216 +012.3661 -37.3584 +012.4166
21:07:48 -36.8927 +013.2264 +48 287 -42 -36.8745 +013.2010 -36.9109 +013.2518
21:07:55 -36.4423 +014.0643 +47 286 -42 -36.4242 +014.0388 -36.4604 +014.0899
21:08:03 -35.9886 +014.9057 +46 285 -43 -35.9707 +014.8799 -36.0066 +014.9314
21:08:10 -35.5316 +015.7510 +46 284 -44 -35.5139 +015.7251 -35.5494 +015.7770
21:08:18 -35.0711 +016.6010 +45 283 -45 -35.0535 +016.5749 -35.0887 +016.6271
21:08:25 -34.6069 +017.4562 +45 282 -46 -34.5894 +017.4299 -34.6243 +017.4825
21:08:33 -34.1388 +018.3174 +44 281 -46 -34.1215 +018.2908 -34.1561 +018.3439
21:08:40 -33.6668 +019.1851 +43 280 -47 -33.6496 +019.1584 -33.6839 +019.2119
21:08:48 -33.1904 +020.0603 +43 278 -48 -33.1735 +020.0334 -33.2074 +020.0873
21:08:55 -32.7096 +020.9437 +42 277 -49 -32.6929 +020.9165 -32.7264 +020.9710
21:09:03 -32.2241 +021.8363 +41 276 -50 -32.2075 +021.8088 -32.2408 +021.8637
21:09:10 -31.7337 +022.7389 +41 275 -50 -31.7172 +022.7112 -31.7501 +022.7666
21:09:18 -31.2379 +023.6526 +40 274 -51 -31.2217 +023.6246 -31.2542 +023.6807
21:09:25 -30.7365 +024.5786 +39 274 -52 -30.7205 +024.5503 -30.7526 +024.6070
21:09:33 -30.2292 +025.5182 +38 273 -53 -30.2133 +025.4895 -30.2450 +025.5468
21:09:40 -29.7154 +026.4726 +37 272 -54 -29.6998 +026.4437 -29.7311 +026.5017
21:09:48 -29.1948 +027.4436 +37 271 -54 -29.1794 +027.4142 -29.2103 +027.4730
21:09:55 -28.6668 +028.4328 +36 270 -55 -28.6516 +028.4030 -28.6821 +028.4626
21:10:03 -28.1309 +029.4421 +35 269 -56 -28.1159 +029.4119 -28.1459 +029.4724
21:10:10 -27.5863 +030.4739 +34 268 -57 -27.5715 +030.4432 -27.6010 +030.5047
21:10:18 -27.0322 +031.5307 +33 267 -58 -27.0177 +031.4994 -27.0467 +031.5620
21:10:25 -26.4679 +032.6154 +32 267 -58 -26.4537 +032.5835 -26.4821 +032.6474
21:10:33 -25.8921 +033.7316 +31 266 -59 -25.8782 +033.6990 -25.9061 +033.7642
21:10:40 -25.3038 +034.8833 +30 265 -60 -25.2902 +034.8500 -25.3174 +034.9167
21:10:48 -24.7012 +036.0754 +28 264 -61 -24.6880 +036.0412 -24.7145 +036.1097
21:10:55 -24.0828 +037.3140 +27 263 -62 -24.0699 +037.2788 -24.0956 +037.3493
21:11:03 -23.4460 +038.6065 +26 263 -62 -23.4336 +038.5702 -23.4584 +038.6429
21:11:10 -22.7882 +039.9623 +25 262 -63 -22.7763 +039.9246 -22.8001 +040.0000
21:11:18 -22.1056 +041.3935 +23 261 -64 -22.0943 +041.3541 -22.1169 +041.4329
21:11:25 -21.3932 +042.9165 +22 260 -64 -21.3826 +042.8752 -21.4038 +042.9580
21:11:33 -20.6442 +044.5541 +20 259 -65 -20.6345 +044.5102 -20.6540 +044.5981
21:11:40 -19.8486 +046.3396 +18 259 -65 -19.8399 +046.2924 -19.8572 +046.3870
21:11:48 -18.9903 +048.3257 +16 258 -65 -18.9832 +048.2738 -18.9974 +048.3779
21:11:55 -18.0420 +050.6047 +14 257 -65 -18.0371 +050.5455 -18.0468 +050.6642
21:12:03 -16.9457 +053.3699 +11 256 -65 -16.9448 +053.2976 -16.9465 +053.4426
21:12:10 -15.5263 +057.2112 +07 255 -63 -15.5363 +057.1027 -15.5158 +057.3213
Longitude measured positiv to the East. Azimuth (Azm) measured from North to East. |