Cora»OccDetail

Stellar Occultation by (85312) 1994 YB1 on 2026-09-15 (20:32:12 UT)

Event Details
Occultation UUID [and db] : 81fe6380-d9b0-11f1-43f3-495dfeef9fb5 [observed] Occultation Date + Time : 2026-09-15 at 20:32:12 UT +/- 0.09 min [1] Object Designation : (85312) 1994 YB1 Star Designation : GDR3 4073704599687557376 Star Coordinates (ICRF) : RA = 18 59 29.4244, DE = -25 56 50.767 [2] Star Magnitudes : G = 12.64 mag, RP = 11.84 mag, BP = 13.31 mag Object Magnitude : V = 19.91 mag Estimated Magnitude Drop : 7.3 mag Estimated Max. Duration : 1.2 sec Speed of the shadow : 3.8 km/s Object Mean Diameter : 4.7 km (src: astorb) => apparent = 2 mas Apparent Motion : 0.1167 arcs/min @ PA = 109 deg Horizontal Parallax : 3.2600 arcs Dynamical Class : MBA Elongation to Moon & Sun : 54° (sunlit = 23%), Sun = 110° Cross-track uncertainty : 1.3 mas = 2 km = 0.54 path-width (1-sig) RUWE and duplicate source : 1.23 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL43 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

 Occultation UUID [and db] : 81fe6380-d9b0-11f1-43f3-495dfeef9fb5 [observed]

 Occultation Date + Time   : 2026-09-15 at 20:32:12 UT +/- 0.09 min  [1]
 Object Designation        : (85312) 1994 YB1
 Star Designation          : GDR3 4073704599687557376
 Star Coordinates (ICRF)   : RA = 18 59 29.4244, DE = -25 56 50.767  [2]
 Star Magnitudes           : G = 12.64 mag, RP = 11.84 mag, BP = 13.31 mag
 Object Magnitude          : V = 19.91 mag
 Estimated Magnitude Drop  : 7.3 mag
 Estimated Max. Duration   : 1.2 sec
 Speed of the shadow       : 3.8 km/s
 Object Mean Diameter      : 4.7 km  (src: astorb) => apparent = 2 mas
 Apparent Motion           : 0.1167 arcs/min @ PA = 109 deg
 Horizontal Parallax       : 3.2600 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 54° (sunlit = 23%), Sun = 110°
 Cross-track uncertainty   : 1.3 mas = 2 km = 0.54 path-width (1-sig)
 RUWE and duplicate source : 1.23 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL43
 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
Loading 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 ---------------------------------------------- 20:25:45 +61.0867 -005.1062 +03 190 -13 20:25:52 +59.9695 -005.0153 +04 190 -13 20:26:00 +59.1197 -004.8407 +04 190 -14 20:26:07 +58.4076 -004.6284 +05 190 -14 20:26:15 +57.7838 -004.3950 +06 191 -15 20:26:22 +57.2231 -004.1482 +06 191 -15 20:26:30 +56.7106 -003.8924 +07 191 -15 20:26:37 +56.2363 -003.6303 +07 191 -16 20:26:45 +55.7937 -003.3636 +08 192 -16 20:26:52 +55.3778 -003.0935 +08 192 -17 20:27:00 +54.9847 -002.8207 +08 192 -17 20:27:07 +54.6117 -002.5459 +09 192 -17 20:27:15 +54.2564 -002.2696 +09 193 -18 20:27:22 +53.9169 -001.9920 +09 193 -18 20:27:30 +53.5916 -001.7133 +09 193 -18 20:27:37 +53.2793 -001.4338 +10 194 -19 20:27:45 +52.9789 -001.1537 +10 194 -19 20:27:52 +52.6895 -000.8729 +10 194 -19 20:28:00 +52.4101 -000.5916 +10 195 -19 20:28:07 +52.1402 -000.3098 +11 195 -20 20:28:15 +51.8790 -000.0276 +11 195 -20 20:28:22 +51.6262 +000.2550 +11 195 -20 20:28:30 +51.3811 +000.5379 +11 196 -21 20:28:37 +51.1433 +000.8213 +11 196 -21 20:28:45 +50.9125 +001.1050 +12 196 -21 20:28:52 +50.6883 +001.3891 +12 197 -22 20:29:00 +50.4704 +001.6736 +12 197 -22 20:29:07 +50.2585 +001.9586 +12 197 -22 20:29:15 +50.0524 +002.2439 +12 198 -22 20:29:22 +49.8517 +002.5297 +12 198 -23 20:29:30 +49.6565 +002.8160 +12 198 -23 20:29:37 +49.4663 +003.1028 +13 198 -23 20:29:45 +49.2810 +003.3902 +13 199 -24 20:29:52 +49.1006 +003.6781 +13 199 -24 20:30:00 +48.9248 +003.9666 +13 199 -24 20:30:07 +48.7534 +004.2558 +13 200 -24 20:30:15 +48.5864 +004.5456 +13 200 -25 20:30:22 +48.4237 +004.8362 +13 200 -25 20:30:30 +48.2651 +005.1275 +13 201 -25 20:30:37 +48.1105 +005.4196 +13 201 -25 20:30:45 +47.9599 +005.7126 +13 201 -26 20:30:52 +47.8132 +006.0064 +13 201 -26 20:31:00 +47.6702 +006.3012 +13 202 -26 20:31:07 +47.5310 +006.5969 +13 202 -27 20:31:15 +47.3954 +006.8937 +14 202 -27 20:31:22 +47.2634 +007.1916 +14 203 -27 20:31:30 +47.1349 +007.4906 +14 203 -27 20:31:37 +47.0100 +007.7908 +14 203 -28 20:31:45 +46.8884 +008.0922 +14 204 -28 20:31:52 +46.7703 +008.3950 +14 204 -28 20:32:00 +46.6556 +008.6991 +14 204 -28 20:32:07 +46.5443 +009.0046 +14 204 -29 20:32:15 +46.4362 +009.3116 +14 205 -29 20:32:22 +46.3315 +009.6202 +14 205 -29 20:32:30 +46.2300 +009.9304 +14 205 -29 20:32:37 +46.1319 +010.2423 +14 206 -30 20:32:45 +46.0369 +010.5559 +14 206 -30 20:32:52 +45.9453 +010.8715 +14 206 -30 20:33:00 +45.8569 +011.1889 +14 207 -30 20:33:07 +45.7718 +011.5084 +14 207 -30 20:33:15 +45.6899 +011.8300 +13 207 -31 20:33:22 +45.6114 +012.1538 +13 208 -31 20:33:30 +45.5361 +012.4800 +13 208 -31 20:33:37 +45.4642 +012.8085 +13 208 -31 20:33:45 +45.3956 +013.1396 +13 209 -32 20:33:52 +45.3305 +013.4733 +13 209 -32 20:34:00 +45.2687 +013.8098 +13 209 -32 20:34:07 +45.2104 +014.1492 +13 209 -32 20:34:15 +45.1556 +014.4917 +13 210 -33 20:34:22 +45.1044 +014.8373 +13 210 -33 20:34:30 +45.0568 +015.1863 +13 210 -33 20:34:37 +45.0129 +015.5388 +13 211 -33 20:34:45 +44.9728 +015.8950 +13 211 -33 20:34:52 +44.9366 +016.2552 +12 211 -34 20:35:00 +44.9043 +016.6194 +12 212 -34 20:35:07 +44.8761 +016.9880 +12 212 -34 20:35:15 +44.8521 +017.3611 +12 212 -34 20:35:22 +44.8324 +017.7392 +12 213 -34 20:35:30 +44.8171 +018.1223 +12 213 -35 20:35:37 +44.8065 +018.5109 +12 214 -35 20:35:45 +44.8007 +018.9054 +11 214 -35 20:35:52 +44.8000 +019.3060 +11 214 -35 20:36:00 +44.8044 +019.7132 +11 215 -35 20:36:07 +44.8144 +020.1276 +11 215 -36 20:36:15 +44.8301 +020.5495 +11 215 -36 20:36:22 +44.8519 +020.9797 +11 216 -36 20:36:30 +44.8802 +021.4187 +10 216 -36 20:36:37 +44.9155 +021.8673 +10 216 -36 20:36:45 +44.9581 +022.3264 +10 217 -36 20:36:52 +45.0087 +022.7970 +10 217 -37 20:37:00 +45.0679 +023.2802 +09 218 -37 20:37:07 +45.1365 +023.7775 +09 218 -37 20:37:15 +45.2154 +024.2903 +09 218 -37 20:37:22 +45.3058 +024.8207 +08 219 -37 20:37:30 +45.4091 +025.3710 +08 219 -37 20:37:37 +45.5269 +025.9442 +08 220 -37 20:37:45 +45.6615 +026.5440 +07 220 -38 20:37:52 +45.8158 +027.1754 +07 221 -38 20:38:00 +45.9936 +027.8450 +06 221 -38 20:38:07 +46.2005 +028.5621 +06 222 -38 20:38:15 +46.4445 +029.3407 +05 223 -38 20:38:22 +46.7390 +030.2030 +05 223 -38 20:38:30 +47.1079 +031.1899 +04 224 -38 20:38:37 +47.6051 +032.3924 +03 225 -38 20:38:45 +48.4317 +034.1505 +02 226 -37 Longitude measured positiv to the East.

Occultation Ground Track

 Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 20:25:45   +61.0867  -005.1062   +03  190  -13 20:25:52   +59.9695  -005.0153   +04  190  -13 20:26:00   +59.1197  -004.8407   +04  190  -14 20:26:07   +58.4076  -004.6284   +05  190  -14 20:26:15   +57.7838  -004.3950   +06  191  -15 20:26:22   +57.2231  -004.1482   +06  191  -15 20:26:30   +56.7106  -003.8924   +07  191  -15 20:26:37   +56.2363  -003.6303   +07  191  -16 20:26:45   +55.7937  -003.3636   +08  192  -16 20:26:52   +55.3778  -003.0935   +08  192  -17 20:27:00   +54.9847  -002.8207   +08  192  -17 20:27:07   +54.6117  -002.5459   +09  192  -17 20:27:15   +54.2564  -002.2696   +09  193  -18 20:27:22   +53.9169  -001.9920   +09  193  -18 20:27:30   +53.5916  -001.7133   +09  193  -18 20:27:37   +53.2793  -001.4338   +10  194  -19 20:27:45   +52.9789  -001.1537   +10  194  -19 20:27:52   +52.6895  -000.8729   +10  194  -19 20:28:00   +52.4101  -000.5916   +10  195  -19 20:28:07   +52.1402  -000.3098   +11  195  -20 20:28:15   +51.8790  -000.0276   +11  195  -20 20:28:22   +51.6262  +000.2550   +11  195  -20 20:28:30   +51.3811  +000.5379   +11  196  -21 20:28:37   +51.1433  +000.8213   +11  196  -21 20:28:45   +50.9125  +001.1050   +12  196  -21 20:28:52   +50.6883  +001.3891   +12  197  -22 20:29:00   +50.4704  +001.6736   +12  197  -22 20:29:07   +50.2585  +001.9586   +12  197  -22 20:29:15   +50.0524  +002.2439   +12  198  -22 20:29:22   +49.8517  +002.5297   +12  198  -23 20:29:30   +49.6565  +002.8160   +12  198  -23 20:29:37   +49.4663  +003.1028   +13  198  -23 20:29:45   +49.2810  +003.3902   +13  199  -24 20:29:52   +49.1006  +003.6781   +13  199  -24 20:30:00   +48.9248  +003.9666   +13  199  -24 20:30:07   +48.7534  +004.2558   +13  200  -24 20:30:15   +48.5864  +004.5456   +13  200  -25 20:30:22   +48.4237  +004.8362   +13  200  -25 20:30:30   +48.2651  +005.1275   +13  201  -25 20:30:37   +48.1105  +005.4196   +13  201  -25 20:30:45   +47.9599  +005.7126   +13  201  -26 20:30:52   +47.8132  +006.0064   +13  201  -26 20:31:00   +47.6702  +006.3012   +13  202  -26 20:31:07   +47.5310  +006.5969   +13  202  -27 20:31:15   +47.3954  +006.8937   +14  202  -27 20:31:22   +47.2634  +007.1916   +14  203  -27 20:31:30   +47.1349  +007.4906   +14  203  -27 20:31:37   +47.0100  +007.7908   +14  203  -28 20:31:45   +46.8884  +008.0922   +14  204  -28 20:31:52   +46.7703  +008.3950   +14  204  -28 20:32:00   +46.6556  +008.6991   +14  204  -28 20:32:07   +46.5443  +009.0046   +14  204  -29 20:32:15   +46.4362  +009.3116   +14  205  -29 20:32:22   +46.3315  +009.6202   +14  205  -29 20:32:30   +46.2300  +009.9304   +14  205  -29 20:32:37   +46.1319  +010.2423   +14  206  -30 20:32:45   +46.0369  +010.5559   +14  206  -30 20:32:52   +45.9453  +010.8715   +14  206  -30 20:33:00   +45.8569  +011.1889   +14  207  -30 20:33:07   +45.7718  +011.5084   +14  207  -30 20:33:15   +45.6899  +011.8300   +13  207  -31 20:33:22   +45.6114  +012.1538   +13  208  -31 20:33:30   +45.5361  +012.4800   +13  208  -31 20:33:37   +45.4642  +012.8085   +13  208  -31 20:33:45   +45.3956  +013.1396   +13  209  -32 20:33:52   +45.3305  +013.4733   +13  209  -32 20:34:00   +45.2687  +013.8098   +13  209  -32 20:34:07   +45.2104  +014.1492   +13  209  -32 20:34:15   +45.1556  +014.4917   +13  210  -33 20:34:22   +45.1044  +014.8373   +13  210  -33 20:34:30   +45.0568  +015.1863   +13  210  -33 20:34:37   +45.0129  +015.5388   +13  211  -33 20:34:45   +44.9728  +015.8950   +13  211  -33 20:34:52   +44.9366  +016.2552   +12  211  -34 20:35:00   +44.9043  +016.6194   +12  212  -34 20:35:07   +44.8761  +016.9880   +12  212  -34 20:35:15   +44.8521  +017.3611   +12  212  -34 20:35:22   +44.8324  +017.7392   +12  213  -34 20:35:30   +44.8171  +018.1223   +12  213  -35 20:35:37   +44.8065  +018.5109   +12  214  -35 20:35:45   +44.8007  +018.9054   +11  214  -35 20:35:52   +44.8000  +019.3060   +11  214  -35 20:36:00   +44.8044  +019.7132   +11  215  -35 20:36:07   +44.8144  +020.1276   +11  215  -36 20:36:15   +44.8301  +020.5495   +11  215  -36 20:36:22   +44.8519  +020.9797   +11  216  -36 20:36:30   +44.8802  +021.4187   +10  216  -36 20:36:37   +44.9155  +021.8673   +10  216  -36 20:36:45   +44.9581  +022.3264   +10  217  -36 20:36:52   +45.0087  +022.7970   +10  217  -37 20:37:00   +45.0679  +023.2802   +09  218  -37 20:37:07   +45.1365  +023.7775   +09  218  -37 20:37:15   +45.2154  +024.2903   +09  218  -37 20:37:22   +45.3058  +024.8207   +08  219  -37 20:37:30   +45.4091  +025.3710   +08  219  -37 20:37:37   +45.5269  +025.9442   +08  220  -37 20:37:45   +45.6615  +026.5440   +07  220  -38 20:37:52   +45.8158  +027.1754   +07  221  -38 20:38:00   +45.9936  +027.8450   +06  221  -38 20:38:07   +46.2005  +028.5621   +06  222  -38 20:38:15   +46.4445  +029.3407   +05  223  -38 20:38:22   +46.7390  +030.2030   +05  223  -38 20:38:30   +47.1079  +031.1899   +04  224  -38 20:38:37   +47.6051  +032.3924   +03  225  -38 20:38:45   +48.4317  +034.1505   +02  226  -37

Longitude measured positiv to the East.

------------------------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +61.5893 -004.9142 +60.6688 -005.2629 +60.3022 -004.8886 +59.6650 -005.1298 +59.3870 -004.7381 +58.8677 -004.9364 +58.6379 -004.5391 +58.1873 -004.7132 +57.9896 -004.3141 +57.5853 -004.4725 +57.4111 -004.0733 +57.0407 -004.2205 +56.8850 -003.8219 +56.5406 -003.9607 +56.3999 -003.5632 +56.0765 -003.6955 +55.9485 -003.2992 +55.6421 -003.4264 +55.5251 -003.0313 +55.2332 -003.1542 +55.1257 -002.7603 +54.8461 -002.8798 +54.7473 -002.4871 +54.4783 -002.6036 +54.3872 -002.2120 +54.1275 -002.3260 +54.0434 -001.9355 +53.7920 -002.0474 +53.7144 -001.6578 +53.4704 -001.7678 +53.3988 -001.3792 +53.1613 -001.4876 +53.0954 -001.0997 +52.8639 -001.2067 +52.8031 -000.8196 +52.5771 -000.9254 +52.5213 -000.5388 +52.3001 -000.6436 +52.2491 -000.2575 +52.0324 -000.3614 +51.9858 +000.0243 +51.7733 -000.0788 +51.7310 +000.3065 +51.5223 +000.2041 +51.4841 +000.5892 +51.2790 +000.4873 +51.2447 +000.8723 +51.0428 +000.7709 +51.0123 +001.1558 +50.8135 +001.0549 +50.7867 +001.4397 +50.5907 +001.3391 +50.5675 +001.7241 +50.3741 +001.6238 +50.3543 +002.0089 +50.1634 +001.9088 +50.1471 +002.2942 +49.9584 +002.1942 +49.9454 +002.5799 +49.7589 +002.4801 +49.7491 +002.8662 +49.5646 +002.7664 +49.5579 +003.1530 +49.3753 +003.0532 +49.3718 +003.4403 +49.1909 +003.3406 +49.1905 +003.7283 +49.0113 +003.6284 +49.0139 +004.0168 +48.8362 +003.9169 +48.8418 +004.3061 +48.6656 +004.2060 +48.6741 +004.5960 +48.4993 +004.4957 +48.5108 +004.8867 +48.3372 +004.7862 +48.3516 +005.1781 +48.1792 +005.0773 +48.1964 +005.4704 +48.0252 +005.3693 +48.0453 +005.7635 +47.8751 +005.6621 +47.8981 +006.0576 +47.7288 +005.9557 +47.7546 +006.3526 +47.5863 +006.2503 +47.6150 +006.6485 +47.4475 +006.5458 +47.4790 +006.9456 +47.3123 +006.8424 +47.3466 +007.2437 +47.1806 +007.1400 +47.2179 +007.5430 +47.0525 +007.4387 +47.0926 +007.8435 +46.9278 +007.7386 +46.9708 +008.1452 +46.8066 +008.0397 +46.8525 +008.4483 +46.6887 +008.3421 +46.7375 +008.7527 +46.5742 +008.6459 +46.6260 +009.0586 +46.4630 +008.9510 +46.5178 +009.3661 +46.3552 +009.2577 +46.4129 +009.6750 +46.2506 +009.5658 +46.3113 +009.9857 +46.1492 +009.8756 +46.2131 +010.2980 +46.0511 +010.1870 +46.1181 +010.6122 +45.9563 +010.5002 +46.0264 +010.9282 +45.8647 +010.8152 +45.9380 +011.2462 +45.7763 +011.1322 +45.8529 +011.5663 +45.6912 +011.4511 +45.7711 +011.8885 +45.6093 +011.7721 +45.6926 +012.2129 +45.5307 +012.0954 +45.6175 +012.5397 +45.4553 +012.4208 +45.5457 +012.8689 +45.3833 +012.7487 +45.4772 +013.2007 +45.3146 +013.0791 +45.4122 +013.5352 +45.2492 +013.4121 +45.3507 +013.8725 +45.1872 +013.7478 +45.2926 +014.2127 +45.1287 +014.0864 +45.2381 +014.5560 +45.0736 +014.4280 +45.1872 +014.9026 +45.0221 +014.7727 +45.1400 +015.2525 +44.9742 +015.1208 +45.0965 +015.6061 +44.9299 +015.4723 +45.0568 +015.9634 +44.8894 +015.8274 +45.0211 +016.3246 +44.8527 +016.1865 +44.9893 +016.6901 +44.8199 +016.5495 +44.9617 +017.0599 +44.7912 +016.9168 +44.9383 +017.4344 +44.7666 +017.2887 +44.9192 +017.8139 +44.7462 +017.6653 +44.9047 +018.1986 +44.7302 +018.0469 +44.8949 +018.5888 +44.7189 +018.4340 +44.8900 +018.9850 +44.7122 +018.8267 +44.8902 +019.3875 +44.7105 +019.2255 +44.8957 +019.7968 +44.7139 +019.6308 +44.9068 +020.2133 +44.7228 +020.0430 +44.9238 +020.6376 +44.7373 +020.4627 +44.9470 +021.0703 +44.7578 +020.8904 +44.9768 +021.5120 +44.7846 +021.3267 +45.0137 +021.9637 +44.8183 +021.7724 +45.0582 +022.4261 +44.8591 +022.2283 +45.1109 +022.9004 +44.9077 +022.6954 +45.1724 +023.3877 +44.9647 +023.1747 +45.2436 +023.8895 +45.0308 +023.6676 +45.3255 +024.4074 +45.1069 +024.1755 +45.4193 +024.9436 +45.1941 +024.7003 +45.5265 +025.5007 +45.2936 +025.2442 +45.6489 +026.0817 +45.4071 +025.8100 +45.7890 +026.6908 +45.5366 +026.4011 +45.9499 +027.3334 +45.6847 +027.0221 +46.1359 +028.0169 +45.8549 +027.6788 +46.3533 +028.7519 +46.0521 +028.3797 +46.6117 +029.5544 +46.2835 +029.1368 +46.9268 +030.4514 +46.5600 +029.9689 +47.3292 +031.4947 +46.9012 +030.9090 +47.8958 +032.8139 +47.3466 +032.0244 +49.1289 +035.2570 +48.0126 +033.5117 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.