Cora»OccDetail

Stellar Occultation by (42480) 1985 RJ on 2023-04-03 (02:27:05 UT)

Event Details
Occultation UUID [and db] : 8539fd60-ddb3-11f0-547e-7bc9fbc5a963 [observed] Occultation Date + Time : 2023-04-03 at 02:27:05 UT +/- 0.0 min [1] Object Designation : (42480) 1985 RJ Star Designation : GDR3 3636371483209265536 Star Coordinates (ICRF) : RA = 13 21 23.1968, DE = -03 09 11.487 [2] Star Magnitudes : G = 12.81 mag, RP = 12.36 mag, BP = 13.1 mag Object Magnitude : V = 18.37 mag Estimated Magnitude Drop : 5.6 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 12.6 km/s Object Mean Diameter : 3.6 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.6383 arcs/min @ PA = 311 deg Horizontal Parallax : 5.3900 arcs Dynamical Class : MBA Elongation to Moon & Sun : 42° (sunlit = 91%), Sun = 171° Cross-track uncertainty : 0.3 mas = 0 km = 0.10 path-width (1-sig) RUWE and duplicate source : 0.97 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#50 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

 Occultation UUID [and db] : 8539fd60-ddb3-11f0-547e-7bc9fbc5a963 [observed]

 Occultation Date + Time   : 2023-04-03 at 02:27:05 UT +/- 0.0 min  [1]
 Object Designation        : (42480) 1985 RJ
 Star Designation          : GDR3 3636371483209265536
 Star Coordinates (ICRF)   : RA = 13 21 23.1968, DE = -03 09 11.487  [2]
 Star Magnitudes           : G = 12.81 mag, RP = 12.36 mag, BP = 13.1 mag
 Object Magnitude          : V = 18.37 mag
 Estimated Magnitude Drop  : 5.6 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 12.6 km/s
 Object Mean Diameter      : 3.6 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.6383 arcs/min @ PA = 311 deg
 Horizontal Parallax       : 5.3900 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 42° (sunlit = 91%), Sun = 171°
 Cross-track uncertainty   : 0.3 mas = 0 km = 0.10 path-width (1-sig)
 RUWE and duplicate source : 0.97 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#50
 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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Interactive map

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Occultation Ground Track
Time[UT] \| Lat----CENTR----Lon \| Alt hh:mm:ss \| +DD.dddd +DDD.dddd \| deg ---------------------------------------------- 02:21:36 +08.7824 +061.5733 +02 267 +07 02:21:43 +08.9882 +055.0425 +08 265 +00 02:21:51 +09.3745 +051.7298 +11 265 -03 02:21:58 +09.8039 +049.1643 +14 264 -05 02:22:06 +10.2567 +046.9922 +16 264 -07 02:22:13 +10.7251 +045.0735 +18 263 -09 02:22:21 +11.2051 +043.3357 +19 263 -11 02:22:28 +11.6944 +041.7355 +21 262 -12 02:22:36 +12.1913 +040.2444 +22 261 -13 02:22:43 +12.6949 +038.8427 +23 261 -15 02:22:51 +13.2043 +037.5159 +24 260 -16 02:22:58 +13.7190 +036.2530 +25 260 -17 02:23:06 +14.2385 +035.0454 +26 259 -18 02:23:13 +14.7627 +033.8863 +27 258 -19 02:23:21 +15.2911 +032.7702 +28 258 -20 02:23:28 +15.8236 +031.6924 +29 257 -21 02:23:36 +16.3600 +030.6491 +30 256 -22 02:23:43 +16.9003 +029.6370 +31 256 -22 02:23:51 +17.4444 +028.6534 +32 255 -23 02:23:58 +17.9921 +027.6956 +32 254 -24 02:24:06 +18.5435 +026.7617 +33 253 -25 02:24:13 +19.0986 +025.8498 +34 253 -25 02:24:21 +19.6572 +024.9581 +34 252 -26 02:24:28 +20.2195 +024.0852 +35 251 -26 02:24:36 +20.7854 +023.2298 +35 250 -27 02:24:43 +21.3550 +022.3906 +36 249 -28 02:24:51 +21.9283 +021.5665 +36 248 -28 02:24:58 +22.5053 +020.7566 +37 247 -29 02:25:06 +23.0862 +019.9599 +37 247 -29 02:25:13 +23.6709 +019.1757 +38 246 -29 02:25:21 +24.2596 +018.4030 +38 245 -30 02:25:28 +24.8523 +017.6412 +38 244 -30 02:25:36 +25.4490 +016.8897 +39 243 -31 02:25:43 +26.0500 +016.1477 +39 242 -31 02:25:51 +26.6553 +015.4147 +39 241 -31 02:25:58 +27.2650 +014.6902 +39 240 -32 02:26:06 +27.8793 +013.9735 +40 239 -32 02:26:13 +28.4982 +013.2643 +40 238 -32 02:26:21 +29.1219 +012.5621 +40 237 -32 02:26:28 +29.7506 +011.8663 +40 236 -33 02:26:36 +30.3843 +011.1766 +40 235 -33 02:26:43 +31.0234 +010.4926 +40 234 -33 02:26:51 +31.6679 +009.8137 +40 233 -33 02:26:58 +32.3180 +009.1398 +40 232 -33 02:27:06 +32.9739 +008.4703 +40 230 -33 02:27:13 +33.6359 +007.8049 +40 229 -33 02:27:21 +34.3042 +007.1433 +40 228 -33 02:27:28 +34.9789 +006.4850 +40 227 -33 02:27:36 +35.6605 +005.8298 +40 226 -33 02:27:43 +36.3491 +005.1772 +40 225 -33 02:27:51 +37.0450 +004.5270 +40 224 -33 02:27:58 +37.7486 +003.8787 +40 223 -33 02:28:06 +38.4602 +003.2321 +39 222 -33 02:28:13 +39.1801 +002.5868 +39 221 -33 02:28:21 +39.9088 +001.9424 +39 220 -33 02:28:28 +40.6467 +001.2985 +39 219 -33 02:28:36 +41.3941 +000.6547 +38 218 -33 02:28:43 +42.1517 +000.0108 +38 217 -32 02:28:51 +42.9199 -000.6338 +38 216 -32 02:28:58 +43.6994 -001.2794 +37 214 -32 02:29:06 +44.4906 -001.9266 +37 213 -32 02:29:13 +45.2945 -002.5757 +36 212 -31 02:29:21 +46.1116 -003.2272 +36 211 -31 02:29:28 +46.9428 -003.8817 +36 210 -30 02:29:36 +47.7890 -004.5397 +35 209 -30 02:29:43 +48.6513 -005.2019 +34 208 -30 02:29:51 +49.5307 -005.8689 +34 207 -29 02:29:58 +50.4286 -006.5414 +33 206 -29 02:30:06 +51.3462 -007.2202 +33 205 -28 02:30:13 +52.2854 -007.9061 +32 204 -28 02:30:21 +53.2477 -008.6002 +31 203 -27 02:30:28 +54.2354 -009.3035 +30 202 -26 02:30:36 +55.2508 -010.0172 +30 201 -26 02:30:43 +56.2967 -010.7428 +29 200 -25 02:30:51 +57.3763 -011.4819 +28 199 -24 02:30:58 +58.4936 -012.2364 +27 198 -23 02:31:06 +59.6532 -013.0085 +26 197 -22 02:31:13 +60.8608 -013.8008 +25 196 -22 02:31:21 +62.1235 -014.6168 +24 195 -21 02:31:28 +63.4502 -015.4602 +23 194 -19 02:31:36 +64.8526 -016.3364 +21 193 -18 02:31:43 +66.3462 -017.2518 +20 192 -17 02:31:51 +67.9526 -018.2152 +19 191 -16 02:31:58 +69.7037 -019.2388 +17 190 -14 02:32:06 +71.6495 -020.3404 +15 189 -12 02:32:13 +73.8772 -021.5472 +13 188 -10 02:32:21 +76.5687 -022.9039 +10 186 -08 02:32:28 +80.2696 -024.4699 +07 185 -04 Longitude measured positiv to the East.

Occultation Ground Track

 Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 02:21:36   +08.7824  +061.5733   +02  267  +07 02:21:43   +08.9882  +055.0425   +08  265  +00 02:21:51   +09.3745  +051.7298   +11  265  -03 02:21:58   +09.8039  +049.1643   +14  264  -05 02:22:06   +10.2567  +046.9922   +16  264  -07 02:22:13   +10.7251  +045.0735   +18  263  -09 02:22:21   +11.2051  +043.3357   +19  263  -11 02:22:28   +11.6944  +041.7355   +21  262  -12 02:22:36   +12.1913  +040.2444   +22  261  -13 02:22:43   +12.6949  +038.8427   +23  261  -15 02:22:51   +13.2043  +037.5159   +24  260  -16 02:22:58   +13.7190  +036.2530   +25  260  -17 02:23:06   +14.2385  +035.0454   +26  259  -18 02:23:13   +14.7627  +033.8863   +27  258  -19 02:23:21   +15.2911  +032.7702   +28  258  -20 02:23:28   +15.8236  +031.6924   +29  257  -21 02:23:36   +16.3600  +030.6491   +30  256  -22 02:23:43   +16.9003  +029.6370   +31  256  -22 02:23:51   +17.4444  +028.6534   +32  255  -23 02:23:58   +17.9921  +027.6956   +32  254  -24 02:24:06   +18.5435  +026.7617   +33  253  -25 02:24:13   +19.0986  +025.8498   +34  253  -25 02:24:21   +19.6572  +024.9581   +34  252  -26 02:24:28   +20.2195  +024.0852   +35  251  -26 02:24:36   +20.7854  +023.2298   +35  250  -27 02:24:43   +21.3550  +022.3906   +36  249  -28 02:24:51   +21.9283  +021.5665   +36  248  -28 02:24:58   +22.5053  +020.7566   +37  247  -29 02:25:06   +23.0862  +019.9599   +37  247  -29 02:25:13   +23.6709  +019.1757   +38  246  -29 02:25:21   +24.2596  +018.4030   +38  245  -30 02:25:28   +24.8523  +017.6412   +38  244  -30 02:25:36   +25.4490  +016.8897   +39  243  -31 02:25:43   +26.0500  +016.1477   +39  242  -31 02:25:51   +26.6553  +015.4147   +39  241  -31 02:25:58   +27.2650  +014.6902   +39  240  -32 02:26:06   +27.8793  +013.9735   +40  239  -32 02:26:13   +28.4982  +013.2643   +40  238  -32 02:26:21   +29.1219  +012.5621   +40  237  -32 02:26:28   +29.7506  +011.8663   +40  236  -33 02:26:36   +30.3843  +011.1766   +40  235  -33 02:26:43   +31.0234  +010.4926   +40  234  -33 02:26:51   +31.6679  +009.8137   +40  233  -33 02:26:58   +32.3180  +009.1398   +40  232  -33 02:27:06   +32.9739  +008.4703   +40  230  -33 02:27:13   +33.6359  +007.8049   +40  229  -33 02:27:21   +34.3042  +007.1433   +40  228  -33 02:27:28   +34.9789  +006.4850   +40  227  -33 02:27:36   +35.6605  +005.8298   +40  226  -33 02:27:43   +36.3491  +005.1772   +40  225  -33 02:27:51   +37.0450  +004.5270   +40  224  -33 02:27:58   +37.7486  +003.8787   +40  223  -33 02:28:06   +38.4602  +003.2321   +39  222  -33 02:28:13   +39.1801  +002.5868   +39  221  -33 02:28:21   +39.9088  +001.9424   +39  220  -33 02:28:28   +40.6467  +001.2985   +39  219  -33 02:28:36   +41.3941  +000.6547   +38  218  -33 02:28:43   +42.1517  +000.0108   +38  217  -32 02:28:51   +42.9199  -000.6338   +38  216  -32 02:28:58   +43.6994  -001.2794   +37  214  -32 02:29:06   +44.4906  -001.9266   +37  213  -32 02:29:13   +45.2945  -002.5757   +36  212  -31 02:29:21   +46.1116  -003.2272   +36  211  -31 02:29:28   +46.9428  -003.8817   +36  210  -30 02:29:36   +47.7890  -004.5397   +35  209  -30 02:29:43   +48.6513  -005.2019   +34  208  -30 02:29:51   +49.5307  -005.8689   +34  207  -29 02:29:58   +50.4286  -006.5414   +33  206  -29 02:30:06   +51.3462  -007.2202   +33  205  -28 02:30:13   +52.2854  -007.9061   +32  204  -28 02:30:21   +53.2477  -008.6002   +31  203  -27 02:30:28   +54.2354  -009.3035   +30  202  -26 02:30:36   +55.2508  -010.0172   +30  201  -26 02:30:43   +56.2967  -010.7428   +29  200  -25 02:30:51   +57.3763  -011.4819   +28  199  -24 02:30:58   +58.4936  -012.2364   +27  198  -23 02:31:06   +59.6532  -013.0085   +26  197  -22 02:31:13   +60.8608  -013.8008   +25  196  -22 02:31:21   +62.1235  -014.6168   +24  195  -21 02:31:28   +63.4502  -015.4602   +23  194  -19 02:31:36   +64.8526  -016.3364   +21  193  -18 02:31:43   +66.3462  -017.2518   +20  192  -17 02:31:51   +67.9526  -018.2152   +19  191  -16 02:31:58   +69.7037  -019.2388   +17  190  -14 02:32:06   +71.6495  -020.3404   +15  189  -12 02:32:13   +73.8772  -021.5472   +13  188  -10 02:32:21   +76.5687  -022.9039   +10  186  -08 02:32:28   +80.2696  -024.4699   +07  185  -04

Longitude measured positiv to the East.

------------------------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +08.7490 +061.1966 +08.8219 +062.0609 +08.9709 +054.9547 +09.0056 +055.1313 +09.3585 +051.6662 +09.3905 +051.7937 +09.7885 +049.1116 +09.8193 +049.2173 +10.2416 +046.9459 +10.2717 +047.0387 +10.7103 +045.0315 +10.7399 +045.1156 +11.1905 +043.2969 +11.2198 +043.3746 +11.6799 +041.6991 +11.7089 +041.7719 +12.1769 +040.2100 +12.2058 +040.2789 +12.6805 +038.8099 +12.7093 +038.8756 +13.1900 +037.4843 +13.2186 +037.5475 +13.7047 +036.2225 +13.7333 +036.2835 +14.2243 +035.0159 +14.2528 +035.0749 +14.7484 +033.8576 +14.7769 +033.9151 +15.2768 +032.7422 +15.3053 +032.7982 +15.8093 +031.6650 +15.8378 +031.7198 +16.3458 +030.6223 +16.3743 +030.6760 +16.8861 +029.6107 +16.9146 +029.6634 +17.4301 +028.6275 +17.4586 +028.6793 +17.9779 +027.6701 +18.0064 +027.7212 +18.5293 +026.7366 +18.5578 +026.7869 +19.0843 +025.8249 +19.1129 +025.8746 +19.6429 +024.9335 +19.6716 +024.9827 +20.2051 +024.0609 +20.2339 +024.1095 +20.7710 +023.2057 +20.7998 +023.2539 +21.3406 +022.3667 +21.3694 +022.4145 +21.9138 +021.5428 +21.9428 +021.5902 +22.4908 +020.7331 +22.5199 +020.7802 +23.0716 +019.9365 +23.1008 +019.9834 +23.6563 +019.1524 +23.6855 +019.1990 +24.2449 +018.3798 +24.2742 +018.4262 +24.8375 +017.6181 +24.8670 +017.6643 +25.4343 +016.8667 +25.4638 +016.9127 +26.0352 +016.1248 +26.0649 +016.1706 +26.6404 +015.3918 +26.6703 +015.4376 +27.2500 +014.6673 +27.2800 +014.7130 +27.8642 +013.9507 +27.8944 +013.9964 +28.4831 +013.2416 +28.5134 +013.2871 +29.1067 +012.5393 +29.1372 +012.5849 +29.7353 +011.8435 +29.7659 +011.8891 +30.3689 +011.1538 +30.3998 +011.1994 +31.0079 +010.4698 +31.0389 +010.5154 +31.6522 +009.7909 +31.6835 +009.8366 +32.3022 +009.1169 +32.3337 +009.1627 +32.9581 +008.4474 +32.9897 +008.4932 +33.6199 +007.7819 +33.6519 +007.8279 +34.2881 +007.1202 +34.3202 +007.1664 +34.9627 +006.4618 +34.9951 +006.5082 +35.6441 +005.8065 +35.6768 +005.8530 +36.3326 +005.1539 +36.3656 +005.2006 +37.0284 +004.5035 +37.0616 +004.5505 +37.7318 +003.8551 +37.7654 +003.9024 +38.4432 +003.2084 +38.4771 +003.2559 +39.1630 +002.5629 +39.1972 +002.6107 +39.8915 +001.9183 +39.9261 +001.9664 +40.6291 +001.2742 +40.6642 +001.3227 +41.3764 +000.6303 +41.4118 +000.6792 +42.1338 -000.0139 +42.1696 +000.0354 +42.9018 -000.6587 +42.9381 -000.6089 +43.6810 -001.3045 +43.7178 -001.2543 +44.4720 -001.9519 +44.5093 -001.9012 +45.2755 -002.6013 +45.3134 -002.5500 +46.0923 -003.2531 +46.1308 -003.2012 +46.9232 -003.9080 +46.9623 -003.8554 +47.7691 -004.5664 +47.8089 -004.5131 +48.6311 -005.2289 +48.6715 -005.1749 +49.5101 -005.8963 +49.5513 -005.8414 +50.4075 -006.5692 +50.4496 -006.5135 +51.3248 -007.2485 +51.3677 -007.1918 +52.2634 -007.9350 +52.3073 -007.8772 +53.2252 -008.6296 +53.2702 -008.5707 +54.2123 -009.3335 +54.2584 -009.2734 +55.2271 -010.0480 +55.2745 -009.9864 +56.2723 -010.7743 +56.3210 -010.7113 +57.3512 -011.5143 +57.4015 -011.4495 +58.4676 -012.2697 +58.5196 -012.2030 +59.6262 -013.0428 +59.6802 -012.9740 +60.8327 -013.8364 +60.8890 -013.7652 +62.0941 -014.6537 +62.1530 -014.5797 +63.4193 -015.4989 +63.4812 -015.4215 +64.8198 -016.3769 +64.8854 -016.2957 +66.3112 -017.2946 +66.3812 -017.2087 +67.9149 -018.2609 +67.9905 -018.1692 +69.6623 -019.2883 +69.7453 -019.1891 +71.6030 -020.3949 +71.6961 -020.2856 +73.8230 -021.6092 +73.9316 -021.4847 +76.5008 -022.9789 +76.6370 -022.8280 +80.1647 -024.5789 +80.3762 -024.3578 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.