Cora»OccDetail

Stellar Occultation by (940) Kordula on 2025-08-22 (01:56:58 UT)

Event Details
Occultation UUID [and db] : 4d60d270-ddb7-11f0-547e-797af7ff62a2 [observed] Occultation Date + Time : 2025-08-22 at 01:56:58 UT +/- 0.01 min [1] Object Designation : (940) Kordula Star Designation : GDR3 6820939443697220864 Star Coordinates (ICRF) : RA = 22 20 07.3919, DE = -20 42 03.239 [2] Star Magnitudes : G = 13.99 mag, RP = 13.51 mag, BP = 14.31 mag Object Magnitude : V = 13.28 mag Estimated Magnitude Drop : 0.5 mag Estimated Max. Duration : 8.4 sec Speed of the shadow : 10.4 km/s Object Mean Diameter : 87.2 km (src: astorb) => apparent = 66 mas Apparent Motion : 0.4717 arcs/min @ PA = 247 deg Horizontal Parallax : 4.8250 arcs Dynamical Class : MBA Elongation to Moon & Sun : 164° (sunlit = 2%), Sun = 170° Cross-track uncertainty : 2.0 mas = 2 km = 0.03 path-width (1-sig) RUWE and duplicate source : 1.04 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#78 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

 Occultation UUID [and db] : 4d60d270-ddb7-11f0-547e-797af7ff62a2 [observed]

 Occultation Date + Time   : 2025-08-22 at 01:56:58 UT +/- 0.01 min  [1]
 Object Designation        : (940) Kordula
 Star Designation          : GDR3 6820939443697220864
 Star Coordinates (ICRF)   : RA = 22 20 07.3919, DE = -20 42 03.239  [2]
 Star Magnitudes           : G = 13.99 mag, RP = 13.51 mag, BP = 14.31 mag
 Object Magnitude          : V = 13.28 mag
 Estimated Magnitude Drop  : 0.5 mag
 Estimated Max. Duration   : 8.4 sec
 Speed of the shadow       : 10.4 km/s
 Object Mean Diameter      : 87.2 km  (src: astorb) => apparent = 66 mas
 Apparent Motion           : 0.4717 arcs/min @ PA = 247 deg
 Horizontal Parallax       : 4.8250 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 164° (sunlit = 2%), Sun = 170°
 Cross-track uncertainty   : 2.0 mas = 2 km = 0.03 path-width (1-sig)
 RUWE and duplicate source : 1.04 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#78
 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

(If error 404: link not valid which means no data available)

Interactive map

Download KMZ file

Aladin Sky Atlas

Aladin Lite direct link (has Gaia overlay)

Occultation Ground Track
Time[UT] \| Lat----CENTR----Lon \| Alt hh:mm:ss \| +DD.dddd +DDD.dddd \| deg ---------------------------------------------- 01:49:11 +51.7635 +023.2169 +07 223 -13 01:49:20 +49.0529 +018.3535 +11 219 -17 01:49:29 +47.0714 +014.9695 +14 216 -20 01:49:39 +45.4284 +012.2445 +17 214 -23 01:49:48 +43.9933 +009.9104 +19 212 -25 01:49:57 +42.7031 +007.8399 +20 211 -27 01:50:06 +41.5218 +005.9615 +22 209 -29 01:50:15 +40.4260 +004.2298 +24 208 -30 01:50:25 +39.4001 +002.6145 +25 207 -32 01:50:34 +38.4327 +001.0939 +27 206 -33 01:50:43 +37.5151 -000.3480 +28 204 -35 01:50:52 +36.6408 -001.7235 +29 203 -36 01:51:02 +35.8047 -003.0421 +30 202 -37 01:51:11 +35.0023 -004.3114 +31 201 -39 01:51:20 +34.2304 -005.5378 +32 200 -40 01:51:29 +33.4861 -006.7264 +34 199 -41 01:51:38 +32.7668 -007.8815 +34 198 -42 01:51:48 +32.0706 -009.0067 +35 197 -43 01:51:57 +31.3956 -010.1052 +36 196 -44 01:52:06 +30.7403 -011.1796 +37 195 -45 01:52:15 +30.1033 -012.2324 +38 194 -46 01:52:25 +29.4835 -013.2656 +39 193 -47 01:52:34 +28.8799 -014.2810 +40 192 -47 01:52:43 +28.2914 -015.2803 +40 190 -48 01:52:52 +27.7172 -016.2649 +41 189 -49 01:53:01 +27.1567 -017.2360 +42 188 -50 01:53:11 +26.6091 -018.1950 +42 187 -51 01:53:20 +26.0738 -019.1427 +43 186 -51 01:53:29 +25.5503 -020.0804 +44 185 -52 01:53:38 +25.0381 -021.0087 +44 184 -53 01:53:48 +24.5367 -021.9285 +45 183 -53 01:53:57 +24.0457 -022.8407 +45 182 -54 01:54:06 +23.5647 -023.7459 +46 181 -54 01:54:15 +23.0935 -024.6448 +46 179 -55 01:54:24 +22.6316 -025.5379 +47 178 -56 01:54:34 +22.1788 -026.4259 +47 177 -56 01:54:43 +21.7348 -027.3093 +47 176 -57 01:54:52 +21.2993 -028.1886 +48 175 -57 01:55:01 +20.8723 -029.0643 +48 173 -57 01:55:11 +20.4533 -029.9368 +48 172 -58 01:55:20 +20.0423 -030.8067 +49 171 -58 01:55:29 +19.6392 -031.6743 +49 170 -58 01:55:38 +19.2436 -032.5400 +49 168 -59 01:55:47 +18.8555 -033.4042 +50 167 -59 01:55:57 +18.4748 -034.2673 +50 166 -59 01:56:06 +18.1013 -035.1297 +50 165 -59 01:56:15 +17.7350 -035.9917 +50 163 -60 01:56:24 +17.3757 -036.8537 +50 162 -60 01:56:34 +17.0233 -037.7160 +50 161 -60 01:56:43 +16.6778 -038.5790 +50 160 -60 01:56:52 +16.3392 -039.4429 +50 158 -60 01:57:01 +16.0073 -040.3082 +50 157 -60 01:57:10 +15.6821 -041.1752 +50 156 -60 01:57:20 +15.3636 -042.0441 +50 155 -60 01:57:29 +15.0518 -042.9153 +50 153 -60 01:57:38 +14.7466 -043.7892 +50 152 -60 01:57:47 +14.4481 -044.6661 +50 151 -59 01:57:57 +14.1561 -045.5463 +50 150 -59 01:58:06 +13.8709 -046.4301 +50 148 -59 01:58:15 +13.5923 -047.3180 +49 147 -59 01:58:24 +13.3203 -048.2103 +49 146 -58 01:58:33 +13.0552 -049.1073 +49 145 -58 01:58:43 +12.7968 -050.0094 +49 144 -58 01:58:52 +12.5452 -050.9171 +48 143 -57 01:59:01 +12.3006 -051.8307 +48 141 -57 01:59:10 +12.0629 -052.7507 +48 140 -57 01:59:20 +11.8324 -053.6774 +47 139 -56 01:59:29 +11.6090 -054.6115 +47 138 -56 01:59:38 +11.3930 -055.5533 +46 137 -55 01:59:47 +11.1844 -056.5034 +46 136 -54 01:59:56 +10.9835 -057.4623 +45 135 -54 02:00:06 +10.7903 -058.4306 +45 134 -53 02:00:15 +10.6051 -059.4089 +44 133 -53 02:00:24 +10.4280 -060.3980 +44 132 -52 02:00:33 +10.2594 -061.3985 +43 132 -51 02:00:43 +10.0995 -062.4111 +43 131 -51 02:00:52 +09.9485 -063.4368 +42 130 -50 02:01:01 +09.8069 -064.4764 +41 129 -49 02:01:10 +09.6748 -065.5309 +41 128 -48 02:01:19 +09.5529 -066.6015 +40 127 -47 02:01:29 +09.4414 -067.6893 +39 127 -47 02:01:38 +09.3410 -068.7957 +38 126 -46 02:01:47 +09.2521 -069.9221 +38 125 -45 02:01:56 +09.1755 -071.0703 +37 125 -44 02:02:06 +09.1118 -072.2421 +36 124 -43 02:02:15 +09.0620 -073.4398 +35 123 -42 02:02:24 +09.0270 -074.6658 +34 123 -41 02:02:33 +09.0079 -075.9229 +33 122 -40 02:02:42 +09.0060 -077.2146 +32 121 -39 02:02:52 +09.0230 -078.5447 +31 121 -37 02:03:01 +09.0607 -079.9181 +30 120 -36 02:03:10 +09.1213 -081.3406 +28 120 -35 02:03:19 +09.2079 -082.8191 +27 119 -34 02:03:29 +09.3238 -084.3629 +26 118 -32 02:03:38 +09.4736 -085.9833 +24 118 -31 02:03:47 +09.6635 -087.6959 +23 117 -29 02:03:56 +09.9018 -089.5219 +21 117 -27 02:04:06 +10.2006 -091.4920 +19 116 -25 02:04:15 +10.5784 -093.6538 +17 116 -23 02:04:24 +11.0667 -096.0883 +15 115 -21 02:04:33 +11.7278 -098.9561 +12 114 -18 02:04:42 +12.7278 -102.6882 +08 114 -14 Longitude measured positiv to the East.

Occultation Ground Track

 Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 01:49:11   +51.7635  +023.2169   +07  223  -13 01:49:20   +49.0529  +018.3535   +11  219  -17 01:49:29   +47.0714  +014.9695   +14  216  -20 01:49:39   +45.4284  +012.2445   +17  214  -23 01:49:48   +43.9933  +009.9104   +19  212  -25 01:49:57   +42.7031  +007.8399   +20  211  -27 01:50:06   +41.5218  +005.9615   +22  209  -29 01:50:15   +40.4260  +004.2298   +24  208  -30 01:50:25   +39.4001  +002.6145   +25  207  -32 01:50:34   +38.4327  +001.0939   +27  206  -33 01:50:43   +37.5151  -000.3480   +28  204  -35 01:50:52   +36.6408  -001.7235   +29  203  -36 01:51:02   +35.8047  -003.0421   +30  202  -37 01:51:11   +35.0023  -004.3114   +31  201  -39 01:51:20   +34.2304  -005.5378   +32  200  -40 01:51:29   +33.4861  -006.7264   +34  199  -41 01:51:38   +32.7668  -007.8815   +34  198  -42 01:51:48   +32.0706  -009.0067   +35  197  -43 01:51:57   +31.3956  -010.1052   +36  196  -44 01:52:06   +30.7403  -011.1796   +37  195  -45 01:52:15   +30.1033  -012.2324   +38  194  -46 01:52:25   +29.4835  -013.2656   +39  193  -47 01:52:34   +28.8799  -014.2810   +40  192  -47 01:52:43   +28.2914  -015.2803   +40  190  -48 01:52:52   +27.7172  -016.2649   +41  189  -49 01:53:01   +27.1567  -017.2360   +42  188  -50 01:53:11   +26.6091  -018.1950   +42  187  -51 01:53:20   +26.0738  -019.1427   +43  186  -51 01:53:29   +25.5503  -020.0804   +44  185  -52 01:53:38   +25.0381  -021.0087   +44  184  -53 01:53:48   +24.5367  -021.9285   +45  183  -53 01:53:57   +24.0457  -022.8407   +45  182  -54 01:54:06   +23.5647  -023.7459   +46  181  -54 01:54:15   +23.0935  -024.6448   +46  179  -55 01:54:24   +22.6316  -025.5379   +47  178  -56 01:54:34   +22.1788  -026.4259   +47  177  -56 01:54:43   +21.7348  -027.3093   +47  176  -57 01:54:52   +21.2993  -028.1886   +48  175  -57 01:55:01   +20.8723  -029.0643   +48  173  -57 01:55:11   +20.4533  -029.9368   +48  172  -58 01:55:20   +20.0423  -030.8067   +49  171  -58 01:55:29   +19.6392  -031.6743   +49  170  -58 01:55:38   +19.2436  -032.5400   +49  168  -59 01:55:47   +18.8555  -033.4042   +50  167  -59 01:55:57   +18.4748  -034.2673   +50  166  -59 01:56:06   +18.1013  -035.1297   +50  165  -59 01:56:15   +17.7350  -035.9917   +50  163  -60 01:56:24   +17.3757  -036.8537   +50  162  -60 01:56:34   +17.0233  -037.7160   +50  161  -60 01:56:43   +16.6778  -038.5790   +50  160  -60 01:56:52   +16.3392  -039.4429   +50  158  -60 01:57:01   +16.0073  -040.3082   +50  157  -60 01:57:10   +15.6821  -041.1752   +50  156  -60 01:57:20   +15.3636  -042.0441   +50  155  -60 01:57:29   +15.0518  -042.9153   +50  153  -60 01:57:38   +14.7466  -043.7892   +50  152  -60 01:57:47   +14.4481  -044.6661   +50  151  -59 01:57:57   +14.1561  -045.5463   +50  150  -59 01:58:06   +13.8709  -046.4301   +50  148  -59 01:58:15   +13.5923  -047.3180   +49  147  -59 01:58:24   +13.3203  -048.2103   +49  146  -58 01:58:33   +13.0552  -049.1073   +49  145  -58 01:58:43   +12.7968  -050.0094   +49  144  -58 01:58:52   +12.5452  -050.9171   +48  143  -57 01:59:01   +12.3006  -051.8307   +48  141  -57 01:59:10   +12.0629  -052.7507   +48  140  -57 01:59:20   +11.8324  -053.6774   +47  139  -56 01:59:29   +11.6090  -054.6115   +47  138  -56 01:59:38   +11.3930  -055.5533   +46  137  -55 01:59:47   +11.1844  -056.5034   +46  136  -54 01:59:56   +10.9835  -057.4623   +45  135  -54 02:00:06   +10.7903  -058.4306   +45  134  -53 02:00:15   +10.6051  -059.4089   +44  133  -53 02:00:24   +10.4280  -060.3980   +44  132  -52 02:00:33   +10.2594  -061.3985   +43  132  -51 02:00:43   +10.0995  -062.4111   +43  131  -51 02:00:52   +09.9485  -063.4368   +42  130  -50 02:01:01   +09.8069  -064.4764   +41  129  -49 02:01:10   +09.6748  -065.5309   +41  128  -48 02:01:19   +09.5529  -066.6015   +40  127  -47 02:01:29   +09.4414  -067.6893   +39  127  -47 02:01:38   +09.3410  -068.7957   +38  126  -46 02:01:47   +09.2521  -069.9221   +38  125  -45 02:01:56   +09.1755  -071.0703   +37  125  -44 02:02:06   +09.1118  -072.2421   +36  124  -43 02:02:15   +09.0620  -073.4398   +35  123  -42 02:02:24   +09.0270  -074.6658   +34  123  -41 02:02:33   +09.0079  -075.9229   +33  122  -40 02:02:42   +09.0060  -077.2146   +32  121  -39 02:02:52   +09.0230  -078.5447   +31  121  -37 02:03:01   +09.0607  -079.9181   +30  120  -36 02:03:10   +09.1213  -081.3406   +28  120  -35 02:03:19   +09.2079  -082.8191   +27  119  -34 02:03:29   +09.3238  -084.3629   +26  118  -32 02:03:38   +09.4736  -085.9833   +24  118  -31 02:03:47   +09.6635  -087.6959   +23  117  -29 02:03:56   +09.9018  -089.5219   +21  117  -27 02:04:06   +10.2006  -091.4920   +19  116  -25 02:04:15   +10.5784  -093.6538   +17  116  -23 02:04:24   +11.0667  -096.0883   +15  115  -21 02:04:33   +11.7278  -098.9561   +12  114  -18 02:04:42   +12.7278  -102.6882   +08  114  -14

Longitude measured positiv to the East.

------------------------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +50.2494 +021.6809 +53.7008 +025.5888 +47.9090 +017.5475 +50.3117 +019.3538 +46.0837 +014.4505 +48.1219 +015.5810 +44.5332 +011.8857 +46.3660 +012.6584 +43.1615 +009.6554 +44.8570 +010.2020 +41.9184 +007.6584 +43.5135 +008.0476 +40.7738 +005.8348 +42.2911 +006.1076 +39.7078 +004.1457 +41.1626 +004.3288 +38.7066 +002.5645 +40.1097 +002.6762 +37.7602 +001.0718 +39.1194 +001.1253 +36.8607 -000.3469 +38.1824 -000.3417 +36.0023 -001.7027 +37.2911 -001.7382 +35.1801 -003.0044 +36.4401 -003.0748 +34.3902 -004.2591 +35.6245 -004.3597 +33.6295 -005.4728 +34.8407 -005.5997 +32.8952 -006.6501 +34.0857 -006.8001 +32.1851 -007.7951 +33.3567 -007.9657 +31.4972 -008.9114 +32.6517 -009.1003 +30.8299 -010.0018 +31.9686 -010.2072 +30.1816 -011.0691 +31.3059 -011.2893 +29.5512 -012.1153 +30.6621 -012.3490 +28.9375 -013.1425 +30.0360 -013.3884 +28.3394 -014.1524 +29.4265 -014.4096 +27.7561 -015.1466 +28.8325 -015.4141 +27.1868 -016.1265 +28.2533 -016.4035 +26.6308 -017.0934 +27.6881 -017.3791 +26.0874 -018.0483 +27.1360 -018.3422 +25.5561 -018.9924 +26.5966 -019.2938 +25.0363 -019.9265 +26.0693 -020.2350 +24.5276 -020.8516 +25.5534 -021.1667 +24.0295 -021.7684 +25.0486 -022.0898 +23.5415 -022.6776 +24.5544 -023.0049 +23.0635 -023.5801 +24.0704 -023.9129 +22.5949 -024.4764 +23.5963 -024.8144 +22.1356 -025.3671 +23.1318 -025.7101 +21.6852 -026.2527 +22.6765 -026.6005 +21.2434 -027.1339 +22.2301 -027.4862 +20.8101 -028.0110 +21.7925 -028.3677 +20.3851 -028.8847 +21.3633 -029.2455 +19.9680 -029.7553 +20.9424 -030.1201 +19.5588 -030.6232 +20.5296 -030.9920 +19.1573 -031.4889 +20.1247 -031.8614 +18.7633 -032.3528 +19.7276 -032.7290 +18.3766 -033.2153 +19.3380 -033.5950 +17.9973 -034.0767 +18.9559 -034.4599 +17.6250 -034.9374 +18.5811 -035.3241 +17.2599 -035.7978 +18.2135 -036.1878 +16.9016 -036.6582 +17.8531 -037.0515 +16.5503 -037.5189 +17.4997 -037.9154 +16.2057 -038.3802 +17.1533 -038.7800 +15.8679 -039.2426 +16.8137 -039.6457 +15.5368 -040.1063 +16.4811 -040.5126 +15.2123 -040.9717 +16.1552 -041.3812 +14.8944 -041.8390 +15.8361 -042.2517 +14.5831 -042.7086 +15.5237 -043.1247 +14.2783 -043.5809 +15.2180 -044.0002 +13.9802 -044.4561 +14.9191 -044.8788 +13.6886 -045.3346 +14.6268 -045.7607 +13.4035 -046.2168 +14.3413 -046.6464 +13.1251 -047.1029 +14.0625 -047.5361 +12.8533 -047.9934 +13.7905 -048.4302 +12.5881 -048.8886 +13.5253 -049.3292 +12.3296 -049.7888 +13.2670 -050.2333 +12.0779 -050.6945 +13.0156 -051.1430 +11.8331 -051.6061 +12.7711 -052.0587 +11.5952 -052.5239 +12.5338 -052.9809 +11.3642 -053.4485 +12.3036 -053.9100 +11.1404 -054.3802 +12.0808 -054.8465 +10.9239 -055.3196 +11.8653 -055.7908 +10.7147 -056.2672 +11.6574 -056.7436 +10.5130 -057.2234 +11.4571 -057.7053 +10.3190 -058.1889 +11.2648 -058.6766 +10.1328 -059.1643 +11.0806 -059.6581 +09.9547 -060.1501 +10.9046 -060.6504 +09.7850 -061.1472 +10.7372 -061.6545 +09.6238 -062.1563 +10.5786 -062.6709 +09.4714 -063.1781 +10.4291 -063.7006 +09.3282 -064.2136 +10.2891 -064.7446 +09.1944 -065.2637 +10.1588 -065.8038 +09.0706 -066.3295 +10.0388 -066.8794 +08.9570 -067.4121 +09.9295 -067.9727 +08.8543 -068.5129 +09.8315 -069.0850 +08.7629 -069.6332 +09.7453 -070.2179 +08.6835 -070.7747 +09.6716 -071.3732 +08.6168 -071.9392 +09.6111 -072.5528 +08.5636 -073.1287 +09.5649 -073.7591 +08.5248 -074.3457 +09.5338 -074.9946 +08.5014 -075.5928 +09.5192 -076.2624 +08.4948 -076.8732 +09.5224 -077.5661 +08.5065 -078.1907 +09.5450 -078.9098 +08.5381 -079.5496 +09.5892 -080.2988 +08.5918 -080.9554 +09.6574 -081.7392 +08.6702 -082.4146 +09.7526 -083.2387 +08.7767 -083.9354 +09.8787 -084.8073 +08.9153 -085.5285 +10.0409 -086.4578 +09.0914 -087.2075 +10.2459 -088.2074 +09.3126 -088.9914 +10.5033 -090.0805 +09.5892 -090.9067 +10.8271 -092.1129 +09.9370 -092.9936 +11.2397 -094.3620 +10.3815 -095.3176 +11.7809 -096.9303 +10.9698 -098.0005 +12.5366 -100.0399 +11.8114 -101.3251 +13.7931 -104.4337 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.