Cora»OccDetail

Stellar Occultation by (420) Bertholda on 2022-12-04 (18:18:31 UT)

Event Details
Occultation UUID [and db] : 3c185f00-ddb3-11f0-547e-e49a7a7ccefe [observed] Occultation Date + Time : 2022-12-04 at 18:18:31 UT +/- 0.0 min [1] Object Designation : (420) Bertholda Star Designation : GDR3 6894949766091524480 Star Coordinates (ICRF) : RA = 21 33 02.2017, DE = -07 53 51.502 [2] Star Magnitudes : G = 13.73 mag, RP = 12.93 mag, BP = 14.42 mag Object Magnitude : V = 14.71 mag Estimated Magnitude Drop : 1.4 mag Estimated Max. Duration : 5.5 sec Speed of the shadow : 25.5 km/s Object Mean Diameter : 141.2 km (src: astorb) => apparent = 53 mas Apparent Motion : 0.5733 arcs/min @ PA = 78 deg Horizontal Parallax : 2.3870 arcs Dynamical Class : MBA Elongation to Moon & Sun : 71° (sunlit = 89%), Sun = 71° Cross-track uncertainty : 1.0 mas = 2 km = 0.02 path-width (1-sig) RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#144 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

Occultation UUID [and db] : 3c185f00-ddb3-11f0-547e-e49a7a7ccefe [observed] Occultation Date + Time : 2022-12-04 at 18:18:31 UT +/- 0.0 min [1] Object Designation : (420) Bertholda Star Designation : GDR3 6894949766091524480 Star Coordinates (ICRF) : RA = 21 33 02.2017, DE = -07 53 51.502 [2] Star Magnitudes : G = 13.73 mag, RP = 12.93 mag, BP = 14.42 mag Object Magnitude : V = 14.71 mag Estimated Magnitude Drop : 1.4 mag Estimated Max. Duration : 5.5 sec Speed of the shadow : 25.5 km/s Object Mean Diameter : 141.2 km (src: astorb) => apparent = 53 mas Apparent Motion : 0.5733 arcs/min @ PA = 78 deg Horizontal Parallax : 2.3870 arcs Dynamical Class : MBA Elongation to Moon & Sun : 71° (sunlit = 89%), Sun = 71° Cross-track uncertainty : 1.0 mas = 2 km = 0.02 path-width (1-sig) RUWE and duplicate source : 1.0 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#144 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
------------------ Time[UT] \| Lat----CENTR----Lon \| Alt hh:mm:ss \| +DD.dddd +DDD.dddd \| deg ---------------------------------------------- 18:15:31 +30.1857 -104.2050 +05 102 +37 18:15:37 +29.4122 -096.0191 +12 106 +38 18:15:43 +29.1167 -091.1716 +16 109 +38 18:15:49 +28.9711 -087.3349 +19 111 +38 18:15:56 +28.9095 -084.0430 +22 113 +37 18:16:02 +28.9041 -081.1030 +24 115 +37 18:16:08 +28.9404 -078.4130 +26 117 +36 18:16:14 +29.0095 -075.9113 +28 118 +35 18:16:20 +29.1055 -073.5572 +30 120 +34 18:16:26 +29.2244 -071.3220 +32 122 +33 18:16:32 +29.3632 -069.1848 +33 124 +32 18:16:38 +29.5195 -067.1297 +34 125 +31 18:16:44 +29.6918 -065.1441 +36 127 +30 18:16:50 +29.8785 -063.2179 +37 129 +29 18:16:56 +30.0786 -061.3429 +38 131 +28 18:17:03 +30.2913 -059.5121 +39 133 +26 18:17:09 +30.5157 -057.7199 +40 135 +25 18:17:15 +30.7512 -055.9610 +41 137 +24 18:17:21 +30.9975 -054.2312 +42 139 +23 18:17:27 +31.2540 -052.5266 +43 141 +22 18:17:33 +31.5205 -050.8436 +43 143 +20 18:17:39 +31.7967 -049.1791 +44 145 +19 18:17:45 +32.0824 -047.5302 +44 147 +18 18:17:51 +32.3774 -045.8944 +45 150 +17 18:17:57 +32.6815 -044.2690 +45 152 +16 18:18:03 +32.9949 -042.6517 +46 154 +14 18:18:10 +33.3172 -041.0403 +46 157 +13 18:18:16 +33.6487 -039.4326 +46 159 +12 18:18:22 +33.9893 -037.8265 +46 161 +10 18:18:28 +34.3390 -036.2198 +46 164 +09 18:18:34 +34.6980 -034.6104 +46 166 +08 18:18:40 +35.0664 -032.9962 +46 168 +06 18:18:46 +35.4443 -031.3751 +46 171 +05 18:18:52 +35.8320 -029.7448 +46 173 +04 18:18:58 +36.2297 -028.1030 +46 176 +02 18:19:04 +36.6376 -026.4473 +45 178 +01 18:19:10 +37.0561 -024.7751 +45 180 +00 18:19:17 +37.4856 -023.0837 +45 183 -02 18:19:23 +37.9264 -021.3700 +44 185 -03 18:19:29 +38.3792 -019.6308 +43 188 -05 18:19:35 +38.8443 -017.8626 +43 190 -06 18:19:41 +39.3225 -016.0613 +42 192 -08 18:19:47 +39.8146 -014.2226 +41 195 -09 18:19:53 +40.3213 -012.3415 +40 197 -11 18:19:59 +40.8436 -010.4120 +39 199 -12 18:20:05 +41.3827 -008.4277 +38 202 -14 18:20:11 +41.9399 -006.3808 +37 204 -15 18:20:17 +42.5169 -004.2619 +36 206 -17 18:20:24 +43.1155 -002.0600 +35 209 -19 18:20:30 +43.7381 +000.2385 +33 211 -21 18:20:36 +44.3876 +002.6506 +32 213 -23 18:20:42 +45.0676 +005.1977 +30 216 -24 18:20:48 +45.7828 +007.9081 +29 218 -26 18:20:54 +46.5395 +010.8201 +27 221 -28 18:21:00 +47.3464 +013.9876 +25 224 -31 18:21:06 +48.2162 +017.4909 +22 227 -33 18:21:12 +49.1693 +021.4598 +20 230 -36 18:21:18 +50.2415 +026.1295 +17 234 -38 18:21:24 +51.5109 +032.0229 +13 239 -42 18:21:31 +53.2518 +041.0200 +07 246 -46 Longitude measured positiv to the East.

Occultation Ground Track

 ------------------ Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 18:15:31   +30.1857  -104.2050   +05  102  +37 18:15:37   +29.4122  -096.0191   +12  106  +38 18:15:43   +29.1167  -091.1716   +16  109  +38 18:15:49   +28.9711  -087.3349   +19  111  +38 18:15:56   +28.9095  -084.0430   +22  113  +37 18:16:02   +28.9041  -081.1030   +24  115  +37 18:16:08   +28.9404  -078.4130   +26  117  +36 18:16:14   +29.0095  -075.9113   +28  118  +35 18:16:20   +29.1055  -073.5572   +30  120  +34 18:16:26   +29.2244  -071.3220   +32  122  +33 18:16:32   +29.3632  -069.1848   +33  124  +32 18:16:38   +29.5195  -067.1297   +34  125  +31 18:16:44   +29.6918  -065.1441   +36  127  +30 18:16:50   +29.8785  -063.2179   +37  129  +29 18:16:56   +30.0786  -061.3429   +38  131  +28 18:17:03   +30.2913  -059.5121   +39  133  +26 18:17:09   +30.5157  -057.7199   +40  135  +25 18:17:15   +30.7512  -055.9610   +41  137  +24 18:17:21   +30.9975  -054.2312   +42  139  +23 18:17:27   +31.2540  -052.5266   +43  141  +22 18:17:33   +31.5205  -050.8436   +43  143  +20 18:17:39   +31.7967  -049.1791   +44  145  +19 18:17:45   +32.0824  -047.5302   +44  147  +18 18:17:51   +32.3774  -045.8944   +45  150  +17 18:17:57   +32.6815  -044.2690   +45  152  +16 18:18:03   +32.9949  -042.6517   +46  154  +14 18:18:10   +33.3172  -041.0403   +46  157  +13 18:18:16   +33.6487  -039.4326   +46  159  +12 18:18:22   +33.9893  -037.8265   +46  161  +10 18:18:28   +34.3390  -036.2198   +46  164  +09 18:18:34   +34.6980  -034.6104   +46  166  +08 18:18:40   +35.0664  -032.9962   +46  168  +06 18:18:46   +35.4443  -031.3751   +46  171  +05 18:18:52   +35.8320  -029.7448   +46  173  +04 18:18:58   +36.2297  -028.1030   +46  176  +02 18:19:04   +36.6376  -026.4473   +45  178  +01 18:19:10   +37.0561  -024.7751   +45  180  +00 18:19:17   +37.4856  -023.0837   +45  183  -02 18:19:23   +37.9264  -021.3700   +44  185  -03 18:19:29   +38.3792  -019.6308   +43  188  -05 18:19:35   +38.8443  -017.8626   +43  190  -06 18:19:41   +39.3225  -016.0613   +42  192  -08 18:19:47   +39.8146  -014.2226   +41  195  -09 18:19:53   +40.3213  -012.3415   +40  197  -11 18:19:59   +40.8436  -010.4120   +39  199  -12 18:20:05   +41.3827  -008.4277   +38  202  -14 18:20:11   +41.9399  -006.3808   +37  204  -15 18:20:17   +42.5169  -004.2619   +36  206  -17 18:20:24   +43.1155  -002.0600   +35  209  -19 18:20:30   +43.7381  +000.2385   +33  211  -21 18:20:36   +44.3876  +002.6506   +32  213  -23 18:20:42   +45.0676  +005.1977   +30  216  -24 18:20:48   +45.7828  +007.9081   +29  218  -26 18:20:54   +46.5395  +010.8201   +27  221  -28 18:21:00   +47.3464  +013.9876   +25  224  -31 18:21:06   +48.2162  +017.4909   +22  227  -33 18:21:12   +49.1693  +021.4598   +20  230  -36 18:21:18   +50.2415  +026.1295   +17  234  -38 18:21:24   +51.5109  +032.0229   +13  239  -42 18:21:31   +53.2518  +041.0200   +07  246  -46

Longitude measured positiv to the East.

------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +31.6331 -109.3240 +28.8740 -100.0143 +30.5067 -098.6183 +28.4003 -093.9594 +30.0933 -092.9342 +28.1788 -089.6392 +29.8978 -088.7397 +28.0707 -086.0719 +29.8073 -085.2372 +28.0322 -082.9503 +29.7828 -082.1544 +28.0427 -080.1305 +29.8056 -079.3594 +28.0905 -077.5312 +29.8647 -076.7761 +28.1682 -075.1011 +29.9531 -074.3561 +28.2709 -072.8055 +30.0662 -072.0663 +28.3949 -070.6195 +30.2004 -069.8827 +28.5377 -068.5244 +30.3533 -067.7874 +28.6972 -066.5059 +30.5228 -065.7665 +28.8718 -064.5527 +30.7076 -063.8088 +29.0603 -062.6555 +30.9063 -061.9054 +29.2616 -060.8067 +31.1181 -060.0488 +29.4750 -059.0000 +31.3420 -058.2328 +29.6997 -057.2299 +31.5775 -056.4519 +29.9353 -055.4917 +31.8241 -054.7014 +30.1812 -053.7812 +32.0813 -052.9772 +30.4371 -052.0948 +32.3487 -051.2757 +30.7027 -050.4292 +32.6261 -049.5935 +30.9777 -048.7814 +32.9133 -047.9277 +31.2619 -047.1486 +33.2101 -046.2753 +31.5551 -045.5283 +33.5163 -044.6338 +31.8574 -043.9182 +33.8319 -043.0007 +32.1685 -042.3159 +34.1569 -041.3738 +32.4884 -040.7193 +34.4912 -039.7506 +32.8172 -039.1262 +34.8348 -038.1289 +33.1548 -037.5347 +35.1879 -036.5067 +33.5014 -035.9428 +35.5505 -034.8816 +33.8569 -034.3483 +35.9228 -033.2515 +34.2216 -032.7492 +36.3050 -031.6141 +34.5956 -031.1435 +36.6972 -029.9671 +34.9790 -029.5291 +37.0997 -028.3080 +35.3721 -027.9037 +37.5128 -026.6344 +35.7752 -026.2649 +37.9368 -024.9435 +36.1885 -024.6104 +38.3722 -023.2324 +36.6124 -022.9375 +38.8194 -021.4980 +37.0473 -021.2433 +39.2790 -019.7369 +37.4937 -019.5248 +39.7514 -017.9452 +37.9520 -017.7787 +40.2375 -016.1188 +38.4229 -016.0011 +40.7380 -014.2529 +38.9070 -014.1878 +41.2538 -012.3421 +39.4052 -012.3343 +41.7860 -010.3803 +39.9184 -010.4350 +42.3358 -008.3602 +40.4475 -008.4839 +42.9048 -006.2735 +40.9939 -006.4737 +43.4947 -004.1100 +41.5590 -004.3959 +44.1075 -001.8574 +42.1446 -002.2404 +44.7460 +000.4992 +42.7527 +000.0052 +45.4132 +002.9789 +43.3860 +002.3561 +46.1135 +005.6059 +44.0477 +004.8314 +46.8521 +008.4129 +44.7418 +007.4561 +47.6364 +011.4443 +45.4740 +010.2633 +48.4768 +014.7647 +46.2516 +013.2987 +49.3889 +018.4729 +47.0851 +016.6291 +50.3987 +022.7363 +47.9908 +020.3581 +51.5558 +027.8811 +48.9961 +024.6631 +52.9849 +034.7477 +50.1543 +029.9005 +55.6982 +050.3849 +51.6092 +037.0469 Azimuth (Azm) measured from North to East.

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CTU: Cross-track uncertainty (zero means: use the nominal prediction value, see event details below). Offsets and CTU all in mas.