Cora»OccDetail

Stellar Occultation by (120) Lachesis on 2024-12-10 (23:25:47 UT)

Event Details
Occultation UUID [and db] : b98278c0-ddb5-11f0-547e-44144ff71853 [observed] Occultation Date + Time : 2024-12-10 at 23:25:47 UT +/- 0.01 min [1] Object Designation : (120) Lachesis Star Designation : GDR3 3436174669471885568 Star Coordinates (ICRF) : RA = 06 35 26.8896, DE = +32 21 30.036 [2] Star Magnitudes : G = 12.21 mag, RP = 11.57 mag, BP = 12.7 mag Object Magnitude : V = 12.59 mag Estimated Magnitude Drop : 1.0 mag Estimated Max. Duration : 14.0 sec Speed of the shadow : 12.4 km/s Object Mean Diameter : 174.1 km (src: astorb) => apparent = 105 mas Apparent Motion : 0.4517 arcs/min @ PA = 276 deg Horizontal Parallax : 3.8620 arcs Dynamical Class : MBA Elongation to Moon & Sun : 77° (sunlit = 76%), Sun = 160° Cross-track uncertainty : 0.7 mas = 1 km = 0.01 path-width (1-sig) RUWE and duplicate source : 1.13 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#161 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

 Occultation UUID [and db] : b98278c0-ddb5-11f0-547e-44144ff71853 [observed]

 Occultation Date + Time   : 2024-12-10 at 23:25:47 UT +/- 0.01 min  [1]
 Object Designation        : (120) Lachesis
 Star Designation          : GDR3 3436174669471885568
 Star Coordinates (ICRF)   : RA = 06 35 26.8896, DE = +32 21 30.036  [2]
 Star Magnitudes           : G = 12.21 mag, RP = 11.57 mag, BP = 12.7 mag
 Object Magnitude          : V = 12.59 mag
 Estimated Magnitude Drop  : 1.0 mag
 Estimated Max. Duration   : 14.0 sec
 Speed of the shadow       : 12.4 km/s
 Object Mean Diameter      : 174.1 km  (src: astorb) => apparent = 105 mas
 Apparent Motion           : 0.4517 arcs/min @ PA = 276 deg
 Horizontal Parallax       : 3.8620 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 77° (sunlit = 76%), Sun = 160°
 Cross-track uncertainty   : 0.7 mas = 1 km = 0.01 path-width (1-sig)
 RUWE and duplicate source : 1.13 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#161
 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 ---------------------------------------------- 23:17:33 +09.3229 +110.2147 +13 301 +07 23:17:48 +12.7990 +104.7884 +19 300 +00 23:18:04 +15.3895 +100.6560 +24 299 -04 23:18:19 +17.5451 +097.1268 +28 298 -08 23:18:35 +19.4261 +093.9577 +31 297 -12 23:18:50 +21.1113 +091.0298 +34 296 -15 23:19:05 +22.6466 +088.2739 +37 294 -18 23:19:21 +24.0614 +085.6461 +40 293 -20 23:19:36 +25.3758 +083.1161 +42 292 -23 23:19:52 +26.6041 +080.6620 +45 290 -25 23:20:07 +27.7571 +078.2676 +47 289 -27 23:20:23 +28.8429 +075.9201 +49 287 -30 23:20:38 +29.8680 +073.6094 +52 286 -32 23:20:54 +30.8374 +071.3275 +54 284 -34 23:21:09 +31.7550 +069.0677 +56 282 -36 23:21:24 +32.6243 +066.8243 +58 280 -38 23:21:40 +33.4478 +064.5927 +60 278 -40 23:21:55 +34.2277 +062.3689 +62 276 -41 23:22:11 +34.9658 +060.1494 +63 274 -43 23:22:26 +35.6635 +057.9313 +65 271 -45 23:22:42 +36.3220 +055.7122 +67 268 -47 23:22:57 +36.9423 +053.4897 +69 265 -48 23:23:13 +37.5251 +051.2620 +70 262 -50 23:23:28 +38.0710 +049.0276 +72 258 -52 23:23:43 +38.5804 +046.7850 +73 254 -53 23:23:59 +39.0536 +044.5330 +75 249 -55 23:24:14 +39.4908 +042.2708 +76 243 -56 23:24:30 +39.8922 +039.9975 +77 237 -58 23:24:45 +40.2576 +037.7125 +79 229 -59 23:25:01 +40.5872 +035.4154 +80 220 -60 23:25:16 +40.8806 +033.1058 +80 210 -62 23:25:32 +41.1378 +030.7835 +81 199 -63 23:25:47 +41.3585 +028.4484 +81 187 -64 23:26:02 +41.5423 +026.1006 +81 174 -65 23:26:18 +41.6889 +023.7400 +80 163 -67 23:26:33 +41.7980 +021.3668 +80 153 -68 23:26:49 +41.8689 +018.9812 +79 144 -69 23:27:04 +41.9014 +016.5834 +77 136 -69 23:27:20 +41.8947 +014.1736 +76 129 -70 23:27:35 +41.8483 +011.7520 +75 124 -71 23:27:51 +41.7614 +009.3187 +73 119 -71 23:28:06 +41.6335 +006.8738 +72 114 -71 23:28:21 +41.4636 +004.4172 +70 110 -71 23:28:37 +41.2508 +001.9488 +69 107 -71 23:28:52 +40.9941 -000.5317 +67 103 -71 23:29:08 +40.6923 -003.0250 +65 100 -71 23:29:23 +40.3442 -005.5319 +63 097 -70 23:29:39 +39.9481 -008.0536 +61 095 -69 23:29:54 +39.5024 -010.5916 +60 092 -68 23:30:10 +39.0049 -013.1480 +58 090 -67 23:30:25 +38.4533 -015.7255 +56 087 -66 23:30:40 +37.8447 -018.3274 +54 085 -65 23:30:56 +37.1756 -020.9581 +52 083 -63 23:31:11 +36.4418 -023.6232 +49 081 -62 23:31:27 +35.6380 -026.3295 +47 079 -60 23:31:42 +34.7577 -029.0861 +45 077 -58 23:31:58 +33.7925 -031.9047 +42 075 -56 23:32:13 +32.7314 -034.8009 +40 073 -54 23:32:29 +31.5598 -037.7958 +37 071 -51 23:32:44 +30.2571 -040.9192 +34 069 -48 23:32:59 +28.7931 -044.2150 +31 068 -46 23:33:15 +27.1208 -047.7526 +28 066 -42 23:33:30 +25.1590 -051.6524 +24 064 -39 23:33:46 +22.7422 -056.1623 +19 062 -34 23:34:01 +19.4020 -061.9925 +13 060 -28 Longitude measured positiv to the East.

Occultation Ground Track

 Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 23:17:33   +09.3229  +110.2147   +13  301  +07 23:17:48   +12.7990  +104.7884   +19  300  +00 23:18:04   +15.3895  +100.6560   +24  299  -04 23:18:19   +17.5451  +097.1268   +28  298  -08 23:18:35   +19.4261  +093.9577   +31  297  -12 23:18:50   +21.1113  +091.0298   +34  296  -15 23:19:05   +22.6466  +088.2739   +37  294  -18 23:19:21   +24.0614  +085.6461   +40  293  -20 23:19:36   +25.3758  +083.1161   +42  292  -23 23:19:52   +26.6041  +080.6620   +45  290  -25 23:20:07   +27.7571  +078.2676   +47  289  -27 23:20:23   +28.8429  +075.9201   +49  287  -30 23:20:38   +29.8680  +073.6094   +52  286  -32 23:20:54   +30.8374  +071.3275   +54  284  -34 23:21:09   +31.7550  +069.0677   +56  282  -36 23:21:24   +32.6243  +066.8243   +58  280  -38 23:21:40   +33.4478  +064.5927   +60  278  -40 23:21:55   +34.2277  +062.3689   +62  276  -41 23:22:11   +34.9658  +060.1494   +63  274  -43 23:22:26   +35.6635  +057.9313   +65  271  -45 23:22:42   +36.3220  +055.7122   +67  268  -47 23:22:57   +36.9423  +053.4897   +69  265  -48 23:23:13   +37.5251  +051.2620   +70  262  -50 23:23:28   +38.0710  +049.0276   +72  258  -52 23:23:43   +38.5804  +046.7850   +73  254  -53 23:23:59   +39.0536  +044.5330   +75  249  -55 23:24:14   +39.4908  +042.2708   +76  243  -56 23:24:30   +39.8922  +039.9975   +77  237  -58 23:24:45   +40.2576  +037.7125   +79  229  -59 23:25:01   +40.5872  +035.4154   +80  220  -60 23:25:16   +40.8806  +033.1058   +80  210  -62 23:25:32   +41.1378  +030.7835   +81  199  -63 23:25:47   +41.3585  +028.4484   +81  187  -64 23:26:02   +41.5423  +026.1006   +81  174  -65 23:26:18   +41.6889  +023.7400   +80  163  -67 23:26:33   +41.7980  +021.3668   +80  153  -68 23:26:49   +41.8689  +018.9812   +79  144  -69 23:27:04   +41.9014  +016.5834   +77  136  -69 23:27:20   +41.8947  +014.1736   +76  129  -70 23:27:35   +41.8483  +011.7520   +75  124  -71 23:27:51   +41.7614  +009.3187   +73  119  -71 23:28:06   +41.6335  +006.8738   +72  114  -71 23:28:21   +41.4636  +004.4172   +70  110  -71 23:28:37   +41.2508  +001.9488   +69  107  -71 23:28:52   +40.9941  -000.5317   +67  103  -71 23:29:08   +40.6923  -003.0250   +65  100  -71 23:29:23   +40.3442  -005.5319   +63  097  -70 23:29:39   +39.9481  -008.0536   +61  095  -69 23:29:54   +39.5024  -010.5916   +60  092  -68 23:30:10   +39.0049  -013.1480   +58  090  -67 23:30:25   +38.4533  -015.7255   +56  087  -66 23:30:40   +37.8447  -018.3274   +54  085  -65 23:30:56   +37.1756  -020.9581   +52  083  -63 23:31:11   +36.4418  -023.6232   +49  081  -62 23:31:27   +35.6380  -026.3295   +47  079  -60 23:31:42   +34.7577  -029.0861   +45  077  -58 23:31:58   +33.7925  -031.9047   +42  075  -56 23:32:13   +32.7314  -034.8009   +40  073  -54 23:32:29   +31.5598  -037.7958   +37  071  -51 23:32:44   +30.2571  -040.9192   +34  069  -48 23:32:59   +28.7931  -044.2150   +31  068  -46 23:33:15   +27.1208  -047.7526   +28  066  -42 23:33:30   +25.1590  -051.6524   +24  064  -39 23:33:46   +22.7422  -056.1623   +19  062  -34 23:34:01   +19.4020  -061.9925   +13  060  -28

Longitude measured positiv to the East.

------------------------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +08.9358 +109.3484 +09.6700 +111.1452 +12.3165 +104.0599 +13.2599 +105.5536 +14.8648 +099.9840 +15.8983 +101.3568 +16.9935 +096.4884 +18.0839 +097.7901 +18.8543 +093.3431 +19.9869 +094.5950 +20.5231 +090.4338 +21.6899 +091.6467 +22.0443 +087.6938 +23.2405 +088.8740 +23.4465 +085.0800 +24.6687 +086.2313 +24.7493 +082.5631 +25.9954 +083.6875 +25.9669 +080.1215 +27.2351 +081.2204 +27.1099 +077.7394 +28.3988 +078.8132 +28.1861 +075.4041 +29.4948 +076.4529 +29.2020 +073.1059 +30.5296 +074.1294 +30.1625 +070.8367 +31.5082 +071.8344 +31.0717 +068.5900 +32.4349 +069.5610 +31.9327 +066.3603 +33.3127 +067.3036 +32.7482 +064.1429 +34.1446 +065.0575 +33.5204 +061.9338 +34.9326 +062.8184 +34.2511 +059.7299 +35.6785 +060.5830 +34.9416 +057.5280 +36.3837 +058.3483 +35.5933 +055.3258 +37.0495 +056.1117 +36.2069 +053.1210 +37.6768 +053.8709 +36.7834 +050.9119 +38.2662 +051.6241 +37.3232 +048.6967 +38.8184 +049.3697 +37.8269 +046.4743 +39.3338 +047.1062 +38.2947 +044.2433 +39.8127 +044.8326 +38.7268 +042.0028 +40.2552 +042.5478 +39.1235 +039.7521 +40.6615 +040.2510 +39.4846 +037.4905 +41.0315 +037.9418 +39.8103 +035.2175 +41.3651 +035.6196 +40.1002 +032.9327 +41.6622 +033.2842 +40.3544 +030.6359 +41.9225 +030.9354 +40.5725 +028.3269 +42.1459 +028.5732 +40.7542 +026.0057 +42.3319 +026.1975 +40.8992 +023.6723 +42.4802 +023.8086 +41.0072 +021.3267 +42.5903 +021.4067 +41.0776 +018.9690 +42.6619 +018.9919 +41.1100 +016.5995 +42.6943 +016.5647 +41.1038 +014.2181 +42.6870 +014.1253 +41.0585 +011.8250 +42.6395 +011.6739 +40.9733 +009.4202 +42.5509 +009.2108 +40.8476 +007.0038 +42.4206 +006.7362 +40.6805 +004.5755 +42.2477 +004.2501 +40.4711 +002.1353 +42.0313 +001.7523 +40.2183 -000.3174 +41.7703 -000.7572 +39.9211 -002.7833 +41.4637 -003.2791 +39.5782 -005.2631 +41.1101 -005.8141 +39.1879 -007.7582 +40.7079 -008.3634 +38.7485 -010.2702 +40.2554 -010.9285 +38.2580 -012.8011 +39.7505 -013.5113 +37.7141 -015.3536 +39.1909 -016.1147 +37.1137 -017.9312 +38.5735 -018.7419 +36.4535 -020.5381 +37.8949 -021.3973 +35.7293 -023.1797 +37.1508 -024.0865 +34.9360 -025.8631 +36.3359 -026.8165 +34.0670 -028.5971 +35.4436 -029.5966 +33.1141 -031.3931 +34.4653 -032.4387 +32.0666 -034.2666 +33.3898 -035.3586 +30.9100 -037.2381 +32.2021 -038.3781 +29.6243 -040.3367 +30.8811 -041.5276 +28.1801 -043.6051 +29.3956 -044.8526 +26.5321 -047.1103 +27.6970 -048.4249 +24.6022 -050.9680 +25.6999 -052.3710 +22.2343 -055.4124 +23.2283 -056.9546 +19.0002 -061.0922 +19.7622 -062.9638 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.