Cora»OccDetail

Stellar Occultation by (498) Tokio on 2026-05-19 (23:21:01 UT)

Event Details
Occultation UUID [and db] : 24354fc0-33ca-11f1-6999-73cbf7f7e76e [asteroids] Occultation Date + Time : 2026-05-19 at 23:21:01 UT +/- 0.0 min [1] Object Designation : (498) Tokio Star Designation : GDR3 6334251273181716096 Star Coordinates (ICRF) : RA = 14 58 37.0837, DE = -05 23 17.926 [2] Star Magnitudes : G = 12.56 mag, RP = 12.03 mag, BP = 12.92 mag Object Magnitude : V = 12.75 mag Estimated Magnitude Drop : 0.9 mag Estimated Max. Duration : 6.9 sec Speed of the shadow : 12.1 km/s Object Mean Diameter : 82.8 km (src: astorb) => apparent = 65 mas Apparent Motion : 0.5717 arcs/min @ PA = 274 deg Horizontal Parallax : 5.0390 arcs Dynamical Class : MBA Elongation to Moon & Sun : 119° (sunlit = 14%), Sun = 161° Cross-track uncertainty : 1.0 mas = 1 km = 0.02 path-width (1-sig) RUWE and duplicate source : 1.21 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#111 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

 Occultation UUID [and db] : 24354fc0-33ca-11f1-6999-73cbf7f7e76e [asteroids]

 Occultation Date + Time   : 2026-05-19 at 23:21:01 UT +/- 0.0 min  [1]
 Object Designation        : (498) Tokio
 Star Designation          : GDR3 6334251273181716096
 Star Coordinates (ICRF)   : RA = 14 58 37.0837, DE = -05 23 17.926  [2]
 Star Magnitudes           : G = 12.56 mag, RP = 12.03 mag, BP = 12.92 mag
 Object Magnitude          : V = 12.75 mag
 Estimated Magnitude Drop  : 0.9 mag
 Estimated Max. Duration   : 6.9 sec
 Speed of the shadow       : 12.1 km/s
 Object Mean Diameter      : 82.8 km  (src: astorb) => apparent = 65 mas
 Apparent Motion           : 0.5717 arcs/min @ PA = 274 deg
 Horizontal Parallax       : 5.0390 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 119° (sunlit = 14%), Sun = 161°
 Cross-track uncertainty   : 1.0 mas = 1 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 1.21 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#111
 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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Occultation Ground Track
Time[UT] \| Lat----CENTR----Lon \| Alt hh:mm:ss \| +DD.dddd +DDD.dddd \| deg ---------------------------------------------- 23:16:07 +51.4294 +072.5003 +05 254 +00 23:16:15 +50.9785 +066.6917 +09 250 -03 23:16:22 +50.6975 +062.6205 +11 247 -06 23:16:30 +50.4899 +059.2825 +13 244 -07 23:16:37 +50.3266 +056.3755 +15 242 -09 23:16:45 +50.1940 +053.7593 +17 239 -10 23:16:52 +50.0844 +051.3556 +18 237 -11 23:17:00 +49.9930 +049.1152 +19 235 -12 23:17:08 +49.9165 +047.0051 +20 234 -13 23:17:15 +49.8527 +045.0015 +21 232 -14 23:17:23 +49.7997 +043.0869 +22 230 -14 23:17:30 +49.7562 +041.2477 +23 228 -15 23:17:38 +49.7213 +039.4733 +24 227 -16 23:17:45 +49.6940 +037.7553 +25 225 -16 23:17:53 +49.6736 +036.0864 +26 223 -17 23:18:00 +49.6597 +034.4610 +26 222 -17 23:18:08 +49.6516 +032.8741 +27 220 -17 23:18:15 +49.6491 +031.3215 +28 219 -18 23:18:23 +49.6518 +029.7995 +28 217 -18 23:18:30 +49.6594 +028.3050 +29 216 -18 23:18:38 +49.6715 +026.8351 +29 214 -19 23:18:45 +49.6881 +025.3875 +30 213 -19 23:18:53 +49.7090 +023.9598 +30 211 -19 23:19:00 +49.7338 +022.5501 +31 210 -19 23:19:08 +49.7626 +021.1565 +31 208 -20 23:19:15 +49.7952 +019.7774 +31 207 -20 23:19:23 +49.8314 +018.4113 +32 205 -20 23:19:31 +49.8712 +017.0568 +32 204 -20 23:19:38 +49.9145 +015.7125 +32 202 -20 23:19:46 +49.9612 +014.3771 +33 201 -20 23:19:53 +50.0112 +013.0497 +33 199 -20 23:20:01 +50.0646 +011.7290 +33 198 -20 23:20:08 +50.1212 +010.4139 +33 196 -20 23:20:16 +50.1810 +009.1035 +33 195 -20 23:20:23 +50.2441 +007.7969 +34 193 -20 23:20:31 +50.3103 +006.4930 +34 192 -20 23:20:38 +50.3796 +005.1909 +34 190 -20 23:20:46 +50.4521 +003.8897 +34 188 -19 23:20:53 +50.5278 +002.5886 +34 187 -19 23:21:01 +50.6066 +001.2865 +34 185 -19 23:21:08 +50.6886 -000.0173 +34 184 -19 23:21:16 +50.7738 -001.3237 +34 182 -19 23:21:23 +50.8623 -002.6338 +34 181 -18 23:21:31 +50.9539 -003.9484 +34 179 -18 23:21:39 +51.0489 -005.2684 +34 178 -18 23:21:46 +51.1472 -006.5950 +33 176 -18 23:21:54 +51.2490 -007.9290 +33 175 -17 23:22:01 +51.3542 -009.2715 +33 173 -17 23:22:09 +51.4629 -010.6236 +33 172 -17 23:22:16 +51.5752 -011.9866 +33 170 -16 23:22:24 +51.6913 -013.3616 +32 168 -16 23:22:31 +51.8112 -014.7500 +32 167 -15 23:22:39 +51.9351 -016.1531 +32 165 -15 23:22:46 +52.0630 -017.5725 +31 164 -15 23:22:54 +52.1952 -019.0099 +31 162 -14 23:23:01 +52.3318 -020.4670 +31 161 -13 23:23:09 +52.4729 -021.9457 +30 159 -13 23:23:16 +52.6188 -023.4483 +30 157 -12 23:23:24 +52.7698 -024.9771 +29 156 -12 23:23:31 +52.9261 -026.5348 +29 154 -11 23:23:39 +53.0880 -028.1244 +28 152 -10 23:23:46 +53.2558 -029.7493 +27 151 -10 23:23:54 +53.4300 -031.4134 +27 149 -09 23:24:02 +53.6111 -033.1211 +26 147 -08 23:24:09 +53.7995 -034.8777 +25 146 -08 23:24:17 +53.9959 -036.6892 +25 144 -07 23:24:24 +54.2011 -038.5630 +24 142 -06 23:24:32 +54.4160 -040.5078 +23 140 -05 23:24:39 +54.6417 -042.5344 +22 138 -04 23:24:47 +54.8797 -044.6563 +21 136 -03 23:24:54 +55.1316 -046.8907 +20 134 -02 23:25:02 +55.3999 -049.2604 +19 132 -01 23:25:09 +55.6876 -051.7960 +18 130 +01 23:25:17 +55.9993 -054.5413 +16 127 +02 23:25:24 +56.3415 -057.5623 +15 125 +04 23:25:32 +56.7250 -060.9667 +13 122 +06 23:25:39 +57.1695 -064.9550 +11 118 +08 23:25:47 +57.7208 -069.9943 +08 114 +10 23:25:54 +58.5712 -078.0787 +04 107 +15 Longitude measured positiv to the East.

Occultation Ground Track

 Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 23:16:07   +51.4294  +072.5003   +05  254  +00 23:16:15   +50.9785  +066.6917   +09  250  -03 23:16:22   +50.6975  +062.6205   +11  247  -06 23:16:30   +50.4899  +059.2825   +13  244  -07 23:16:37   +50.3266  +056.3755   +15  242  -09 23:16:45   +50.1940  +053.7593   +17  239  -10 23:16:52   +50.0844  +051.3556   +18  237  -11 23:17:00   +49.9930  +049.1152   +19  235  -12 23:17:08   +49.9165  +047.0051   +20  234  -13 23:17:15   +49.8527  +045.0015   +21  232  -14 23:17:23   +49.7997  +043.0869   +22  230  -14 23:17:30   +49.7562  +041.2477   +23  228  -15 23:17:38   +49.7213  +039.4733   +24  227  -16 23:17:45   +49.6940  +037.7553   +25  225  -16 23:17:53   +49.6736  +036.0864   +26  223  -17 23:18:00   +49.6597  +034.4610   +26  222  -17 23:18:08   +49.6516  +032.8741   +27  220  -17 23:18:15   +49.6491  +031.3215   +28  219  -18 23:18:23   +49.6518  +029.7995   +28  217  -18 23:18:30   +49.6594  +028.3050   +29  216  -18 23:18:38   +49.6715  +026.8351   +29  214  -19 23:18:45   +49.6881  +025.3875   +30  213  -19 23:18:53   +49.7090  +023.9598   +30  211  -19 23:19:00   +49.7338  +022.5501   +31  210  -19 23:19:08   +49.7626  +021.1565   +31  208  -20 23:19:15   +49.7952  +019.7774   +31  207  -20 23:19:23   +49.8314  +018.4113   +32  205  -20 23:19:31   +49.8712  +017.0568   +32  204  -20 23:19:38   +49.9145  +015.7125   +32  202  -20 23:19:46   +49.9612  +014.3771   +33  201  -20 23:19:53   +50.0112  +013.0497   +33  199  -20 23:20:01   +50.0646  +011.7290   +33  198  -20 23:20:08   +50.1212  +010.4139   +33  196  -20 23:20:16   +50.1810  +009.1035   +33  195  -20 23:20:23   +50.2441  +007.7969   +34  193  -20 23:20:31   +50.3103  +006.4930   +34  192  -20 23:20:38   +50.3796  +005.1909   +34  190  -20 23:20:46   +50.4521  +003.8897   +34  188  -19 23:20:53   +50.5278  +002.5886   +34  187  -19 23:21:01   +50.6066  +001.2865   +34  185  -19 23:21:08   +50.6886  -000.0173   +34  184  -19 23:21:16   +50.7738  -001.3237   +34  182  -19 23:21:23   +50.8623  -002.6338   +34  181  -18 23:21:31   +50.9539  -003.9484   +34  179  -18 23:21:39   +51.0489  -005.2684   +34  178  -18 23:21:46   +51.1472  -006.5950   +33  176  -18 23:21:54   +51.2490  -007.9290   +33  175  -17 23:22:01   +51.3542  -009.2715   +33  173  -17 23:22:09   +51.4629  -010.6236   +33  172  -17 23:22:16   +51.5752  -011.9866   +33  170  -16 23:22:24   +51.6913  -013.3616   +32  168  -16 23:22:31   +51.8112  -014.7500   +32  167  -15 23:22:39   +51.9351  -016.1531   +32  165  -15 23:22:46   +52.0630  -017.5725   +31  164  -15 23:22:54   +52.1952  -019.0099   +31  162  -14 23:23:01   +52.3318  -020.4670   +31  161  -13 23:23:09   +52.4729  -021.9457   +30  159  -13 23:23:16   +52.6188  -023.4483   +30  157  -12 23:23:24   +52.7698  -024.9771   +29  156  -12 23:23:31   +52.9261  -026.5348   +29  154  -11 23:23:39   +53.0880  -028.1244   +28  152  -10 23:23:46   +53.2558  -029.7493   +27  151  -10 23:23:54   +53.4300  -031.4134   +27  149  -09 23:24:02   +53.6111  -033.1211   +26  147  -08 23:24:09   +53.7995  -034.8777   +25  146  -08 23:24:17   +53.9959  -036.6892   +25  144  -07 23:24:24   +54.2011  -038.5630   +24  142  -06 23:24:32   +54.4160  -040.5078   +23  140  -05 23:24:39   +54.6417  -042.5344   +22  138  -04 23:24:47   +54.8797  -044.6563   +21  136  -03 23:24:54   +55.1316  -046.8907   +20  134  -02 23:25:02   +55.3999  -049.2604   +19  132  -01 23:25:09   +55.6876  -051.7960   +18  130  +01 23:25:17   +55.9993  -054.5413   +16  127  +02 23:25:24   +56.3415  -057.5623   +15  125  +04 23:25:32   +56.7250  -060.9667   +13  122  +06 23:25:39   +57.1695  -064.9550   +11  118  +08 23:25:47   +57.7208  -069.9943   +08  114  +10 23:25:54   +58.5712  -078.0787   +04  107  +15

Longitude measured positiv to the East.

------------------------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +50.4548 +068.5768 +52.8399 +080.9060 +50.1363 +064.1424 +51.9099 +070.0723 +49.9091 +060.6269 +51.5337 +065.0168 +49.7329 +057.6128 +51.2806 +061.2088 +49.5907 +054.9251 +51.0892 +058.0109 +49.4736 +052.4706 +50.9370 +055.1912 +49.3759 +050.1929 +50.8128 +052.6344 +49.2940 +048.0545 +50.7101 +050.2732 +49.2253 +046.0294 +50.6245 +048.0642 +49.1679 +044.0982 +50.5532 +045.9776 +49.1203 +042.2464 +50.4939 +043.9917 +49.0815 +040.4625 +50.4451 +042.0904 +49.0505 +038.7375 +50.4057 +040.2611 +49.0267 +037.0638 +50.3744 +038.4939 +49.0093 +035.4353 +50.3507 +036.7806 +48.9980 +033.8469 +50.3339 +035.1147 +48.9922 +032.2942 +50.3233 +033.4906 +48.9917 +030.7733 +50.3186 +031.9035 +48.9961 +029.2809 +50.3193 +030.3494 +49.0051 +027.8143 +50.3253 +028.8248 +49.0186 +026.3707 +50.3360 +027.3266 +49.0362 +024.9480 +50.3514 +025.8522 +49.0579 +023.5441 +50.3712 +024.3991 +49.0836 +022.1571 +50.3953 +022.9650 +49.1129 +020.7854 +50.4234 +021.5482 +49.1459 +019.4273 +50.4554 +020.1467 +49.1825 +018.0815 +50.4913 +018.7590 +49.2225 +016.7467 +50.5309 +017.3835 +49.2658 +015.4216 +50.5740 +016.0188 +49.3125 +014.1050 +50.6208 +014.6637 +49.3624 +012.7958 +50.6709 +013.3168 +49.4155 +011.4931 +50.7246 +011.9770 +49.4717 +010.1958 +50.7815 +010.6433 +49.5311 +008.9029 +50.8418 +009.3144 +49.5936 +007.6135 +50.9054 +007.9895 +49.6591 +006.3268 +50.9723 +006.6675 +49.7278 +005.0417 +51.0425 +005.3474 +49.7994 +003.7576 +51.1159 +004.0282 +49.8742 +002.4735 +51.1925 +002.7091 +49.9519 +001.1885 +51.2725 +001.3891 +50.0328 -000.0981 +51.3557 +000.0672 +50.1168 -001.3873 +51.4422 -001.2576 +50.2039 -002.6799 +51.5320 -002.5861 +50.2941 -003.9769 +51.6252 -003.9193 +50.3875 -005.2790 +51.7218 -005.2583 +50.4842 -006.5873 +51.8219 -006.6041 +50.5842 -007.9027 +51.9255 -007.9578 +50.6875 -009.2262 +52.0327 -009.3205 +50.7942 -010.5588 +52.1436 -010.6933 +50.9044 -011.9017 +52.2582 -012.0776 +51.0183 -013.2561 +52.3767 -013.4745 +51.1358 -014.6231 +52.4992 -014.8856 +51.2570 -016.0040 +52.6258 -016.3124 +51.3823 -017.4004 +52.7567 -017.7564 +51.5115 -018.8138 +52.8919 -019.2194 +51.6450 -020.2457 +53.0318 -020.7034 +51.7829 -021.6981 +53.1765 -022.2104 +51.9253 -023.1729 +53.3262 -023.7429 +52.0726 -024.6723 +53.4812 -025.3034 +52.2249 -026.1988 +53.6418 -026.8948 +52.3825 -027.7551 +53.8083 -028.5205 +52.5457 -029.3443 +53.9812 -030.1842 +52.7149 -030.9699 +54.1608 -031.8902 +52.8906 -032.6360 +54.3478 -033.6436 +53.0732 -034.3472 +54.5426 -035.4501 +53.2632 -036.1089 +54.7461 -037.3167 +53.4614 -037.9275 +54.9591 -039.2518 +53.6685 -039.8108 +55.1826 -041.2656 +53.8856 -041.7679 +55.4181 -043.3707 +54.1137 -043.8104 +55.6672 -045.5832 +54.3545 -045.9528 +55.9319 -047.9239 +54.6098 -048.2137 +56.2153 -050.4211 +54.8821 -050.6178 +56.5213 -053.1139 +55.1750 -053.1992 +56.8557 -056.0605 +55.4934 -056.0074 +57.2278 -059.3531 +55.8449 -059.1182 +57.6539 -063.1550 +56.2423 -062.6609 +58.1681 -067.8148 +56.7106 -066.8897 +58.8786 -074.4477 +57.3153 -072.4765 +58.9767 -074.9919 Azimuth (Azm) measured from North to East.

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.