Cora»OccDetail

Stellar Occultation by (330798) 2008 UM255 on 2023-07-06 (21:00:46 UT)

Event Details
Occultation UUID [and db] : cf268ce0-ddb3-11f0-547e-1c69df5e3189 [observed] Occultation Date + Time : 2023-07-06 at 21:00:46 UT +/- 0.1 min [1] Object Designation : (330798) 2008 UM255 Star Designation : GDR3 4052761484538017408 Star Coordinates (ICRF) : RA = 18 21 15.9800, DE = -26 36 55.287 [2] Star Magnitudes : G = 11.49 mag, RP = 10.61 mag, BP = 12.31 mag Object Magnitude : V = 18.84 mag Estimated Magnitude Drop : 7.4 mag Estimated Max. Duration : 0.3 sec Speed of the shadow : 11.0 km/s Object Mean Diameter : 3.1 km (src: astorb) => apparent = 3 mas Apparent Motion : 0.5333 arcs/min @ PA = 248 deg Horizontal Parallax : 5.1770 arcs Dynamical Class : MBA Elongation to Moon & Sun : 57° (sunlit = 84%), Sun = 170° Cross-track uncertainty : 25.0 mas = 30 km = 9.94 path-width (1-sig) RUWE and duplicate source : 0.59 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL32 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

 Occultation UUID [and db] : cf268ce0-ddb3-11f0-547e-1c69df5e3189 [observed]

 Occultation Date + Time   : 2023-07-06 at 21:00:46 UT +/- 0.1 min  [1]
 Object Designation        : (330798) 2008 UM255
 Star Designation          : GDR3 4052761484538017408
 Star Coordinates (ICRF)   : RA = 18 21 15.9800, DE = -26 36 55.287  [2]
 Star Magnitudes           : G = 11.49 mag, RP = 10.61 mag, BP = 12.31 mag
 Object Magnitude          : V = 18.84 mag
 Estimated Magnitude Drop  : 7.4 mag
 Estimated Max. Duration   : 0.3 sec
 Speed of the shadow       : 11.0 km/s
 Object Mean Diameter      : 3.1 km  (src: astorb) => apparent = 3 mas
 Apparent Motion           : 0.5333 arcs/min @ PA = 248 deg
 Horizontal Parallax       : 5.1770 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 57° (sunlit = 84%), Sun = 170°
 Cross-track uncertainty   : 25.0 mas = 30 km = 9.94 path-width (1-sig)
 RUWE and duplicate source : 0.59 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL32
 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 ---------------------------------------------- 20:58:06 +59.8041 +024.0415 +03 169 -05 20:58:09 +58.5232 +023.9780 +04 169 -07 20:58:12 +57.5440 +023.8060 +05 169 -08 20:58:15 +56.7209 +023.5842 +06 168 -08 20:58:18 +55.9982 +023.3337 +07 168 -09 20:58:21 +55.3472 +023.0650 +07 168 -09 20:58:24 +54.7509 +022.7837 +08 168 -10 20:58:27 +54.1982 +022.4934 +08 167 -10 20:58:30 +53.6814 +022.1964 +09 167 -11 20:58:32 +53.1949 +021.8943 +09 167 -11 20:58:35 +52.7344 +021.5881 +10 167 -12 20:58:38 +52.2966 +021.2788 +10 166 -12 20:58:41 +51.8789 +020.9670 +10 166 -12 20:58:44 +51.4790 +020.6530 +11 166 -12 20:58:47 +51.0953 +020.3373 +11 165 -13 20:58:50 +50.7263 +020.0202 +11 165 -13 20:58:53 +50.3706 +019.7018 +12 165 -13 20:58:56 +50.0273 +019.3823 +12 165 -13 20:58:59 +49.6954 +019.0619 +12 164 -14 20:59:02 +49.3740 +018.7406 +12 164 -14 20:59:04 +49.0626 +018.4186 +13 164 -14 20:59:07 +48.7604 +018.0959 +13 163 -14 20:59:10 +48.4669 +017.7725 +13 163 -14 20:59:13 +48.1816 +017.4486 +13 163 -15 20:59:16 +47.9041 +017.1240 +14 162 -15 20:59:19 +47.6339 +016.7988 +14 162 -15 20:59:22 +47.3708 +016.4731 +14 162 -15 20:59:25 +47.1144 +016.1468 +14 162 -15 20:59:28 +46.8643 +015.8200 +14 161 -15 20:59:31 +46.6204 +015.4925 +14 161 -15 20:59:34 +46.3823 +015.1645 +15 161 -15 20:59:37 +46.1499 +014.8359 +15 160 -16 20:59:39 +45.9229 +014.5066 +15 160 -16 20:59:42 +45.7012 +014.1767 +15 160 -16 20:59:45 +45.4846 +013.8462 +15 159 -16 20:59:48 +45.2728 +013.5149 +15 159 -16 20:59:51 +45.0658 +013.1830 +15 159 -16 20:59:54 +44.8635 +012.8503 +15 159 -16 20:59:57 +44.6657 +012.5168 +16 158 -16 21:00:00 +44.4722 +012.1826 +16 158 -16 21:00:03 +44.2830 +011.8475 +16 158 -16 21:00:06 +44.0979 +011.5115 +16 157 -16 21:00:09 +43.9170 +011.1746 +16 157 -16 21:00:11 +43.7400 +010.8368 +16 157 -16 21:00:14 +43.5669 +010.4980 +16 156 -16 21:00:17 +43.3977 +010.1582 +16 156 -16 21:00:20 +43.2322 +009.8173 +16 156 -16 21:00:23 +43.0704 +009.4754 +16 155 -16 21:00:26 +42.9123 +009.1322 +16 155 -16 21:00:29 +42.7578 +008.7879 +16 155 -16 21:00:32 +42.6068 +008.4423 +16 155 -16 21:00:35 +42.4592 +008.0955 +16 154 -16 21:00:38 +42.3152 +007.7473 +16 154 -16 21:00:41 +42.1745 +007.3977 +16 154 -16 21:00:44 +42.0373 +007.0466 +16 153 -16 21:00:46 +41.9034 +006.6940 +16 153 -16 21:00:49 +41.7728 +006.3399 +16 153 -16 21:00:52 +41.6456 +005.9842 +16 152 -16 21:00:55 +41.5216 +005.6267 +16 152 -16 21:00:58 +41.4010 +005.2675 +16 152 -16 21:01:01 +41.2836 +004.9065 +16 151 -16 21:01:04 +41.1695 +004.5436 +16 151 -16 21:01:07 +41.0586 +004.1787 +16 151 -15 21:01:10 +40.9510 +003.8117 +16 150 -15 21:01:13 +40.8467 +003.4426 +16 150 -15 21:01:16 +40.7457 +003.0713 +16 150 -15 21:01:18 +40.6479 +002.6977 +16 149 -15 21:01:21 +40.5535 +002.3217 +16 149 -15 21:01:24 +40.4624 +001.9432 +16 149 -15 21:01:27 +40.3747 +001.5621 +16 149 -15 21:01:30 +40.2903 +001.1782 +16 148 -15 21:01:33 +40.2093 +000.7915 +16 148 -14 21:01:36 +40.1319 +000.4019 +16 148 -14 21:01:39 +40.0579 +000.0092 +16 147 -14 21:01:42 +39.9874 -000.3867 +15 147 -14 21:01:45 +39.9206 -000.7860 +15 147 -14 21:01:48 +39.8574 -001.1889 +15 146 -14 21:01:50 +39.7980 -001.5954 +15 146 -14 21:01:53 +39.7424 -002.0058 +15 146 -13 21:01:56 +39.6907 -002.4203 +15 145 -13 21:01:59 +39.6430 -002.8390 +15 145 -13 21:02:02 +39.5994 -003.2622 +15 145 -13 21:02:05 +39.5600 -003.6902 +14 144 -13 21:02:08 +39.5249 -004.1231 +14 144 -12 21:02:11 +39.4943 -004.5613 +14 144 -12 21:02:14 +39.4683 -005.0051 +14 143 -12 21:02:17 +39.4472 -005.4548 +14 143 -12 21:02:20 +39.4310 -005.9107 +13 143 -11 21:02:23 +39.4200 -006.3733 +13 142 -11 21:02:25 +39.4145 -006.8430 +13 142 -11 21:02:28 +39.4147 -007.3204 +13 141 -11 21:02:31 +39.4208 -007.8058 +13 141 -10 21:02:34 +39.4333 -008.3001 +12 141 -10 21:02:37 +39.4526 -008.8038 +12 140 -10 21:02:40 +39.4789 -009.3177 +12 140 -10 21:02:43 +39.5130 -009.8427 +12 140 -09 21:02:46 +39.5552 -010.3799 +11 139 -09 21:02:49 +39.6063 -010.9305 +11 139 -08 21:02:52 +39.6672 -011.4958 +11 138 -08 21:02:55 +39.7386 -012.0774 +10 138 -08 21:02:57 +39.8218 -012.6775 +10 138 -07 21:03:00 +39.9180 -013.2983 +10 137 -07 21:03:03 +40.0291 -013.9428 +09 137 -06 21:03:06 +40.1572 -014.6149 +09 136 -06 21:03:09 +40.3049 -015.3192 +08 136 -05 21:03:12 +40.4761 -016.0624 +08 135 -05 21:03:15 +40.6758 -016.8533 +07 135 -04 21:03:18 +40.9116 -017.7049 +07 134 -04 21:03:21 +41.1950 -018.6376 +06 133 -03 21:03:24 +41.5462 -019.6862 +05 133 -02 21:03:27 +42.0062 -020.9220 +04 132 -01 21:03:30 +42.6916 -022.5479 +03 131 +00 Longitude measured positiv to the East.

Occultation Ground Track

 Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 20:58:06   +59.8041  +024.0415   +03  169  -05 20:58:09   +58.5232  +023.9780   +04  169  -07 20:58:12   +57.5440  +023.8060   +05  169  -08 20:58:15   +56.7209  +023.5842   +06  168  -08 20:58:18   +55.9982  +023.3337   +07  168  -09 20:58:21   +55.3472  +023.0650   +07  168  -09 20:58:24   +54.7509  +022.7837   +08  168  -10 20:58:27   +54.1982  +022.4934   +08  167  -10 20:58:30   +53.6814  +022.1964   +09  167  -11 20:58:32   +53.1949  +021.8943   +09  167  -11 20:58:35   +52.7344  +021.5881   +10  167  -12 20:58:38   +52.2966  +021.2788   +10  166  -12 20:58:41   +51.8789  +020.9670   +10  166  -12 20:58:44   +51.4790  +020.6530   +11  166  -12 20:58:47   +51.0953  +020.3373   +11  165  -13 20:58:50   +50.7263  +020.0202   +11  165  -13 20:58:53   +50.3706  +019.7018   +12  165  -13 20:58:56   +50.0273  +019.3823   +12  165  -13 20:58:59   +49.6954  +019.0619   +12  164  -14 20:59:02   +49.3740  +018.7406   +12  164  -14 20:59:04   +49.0626  +018.4186   +13  164  -14 20:59:07   +48.7604  +018.0959   +13  163  -14 20:59:10   +48.4669  +017.7725   +13  163  -14 20:59:13   +48.1816  +017.4486   +13  163  -15 20:59:16   +47.9041  +017.1240   +14  162  -15 20:59:19   +47.6339  +016.7988   +14  162  -15 20:59:22   +47.3708  +016.4731   +14  162  -15 20:59:25   +47.1144  +016.1468   +14  162  -15 20:59:28   +46.8643  +015.8200   +14  161  -15 20:59:31   +46.6204  +015.4925   +14  161  -15 20:59:34   +46.3823  +015.1645   +15  161  -15 20:59:37   +46.1499  +014.8359   +15  160  -16 20:59:39   +45.9229  +014.5066   +15  160  -16 20:59:42   +45.7012  +014.1767   +15  160  -16 20:59:45   +45.4846  +013.8462   +15  159  -16 20:59:48   +45.2728  +013.5149   +15  159  -16 20:59:51   +45.0658  +013.1830   +15  159  -16 20:59:54   +44.8635  +012.8503   +15  159  -16 20:59:57   +44.6657  +012.5168   +16  158  -16 21:00:00   +44.4722  +012.1826   +16  158  -16 21:00:03   +44.2830  +011.8475   +16  158  -16 21:00:06   +44.0979  +011.5115   +16  157  -16 21:00:09   +43.9170  +011.1746   +16  157  -16 21:00:11   +43.7400  +010.8368   +16  157  -16 21:00:14   +43.5669  +010.4980   +16  156  -16 21:00:17   +43.3977  +010.1582   +16  156  -16 21:00:20   +43.2322  +009.8173   +16  156  -16 21:00:23   +43.0704  +009.4754   +16  155  -16 21:00:26   +42.9123  +009.1322   +16  155  -16 21:00:29   +42.7578  +008.7879   +16  155  -16 21:00:32   +42.6068  +008.4423   +16  155  -16 21:00:35   +42.4592  +008.0955   +16  154  -16 21:00:38   +42.3152  +007.7473   +16  154  -16 21:00:41   +42.1745  +007.3977   +16  154  -16 21:00:44   +42.0373  +007.0466   +16  153  -16 21:00:46   +41.9034  +006.6940   +16  153  -16 21:00:49   +41.7728  +006.3399   +16  153  -16 21:00:52   +41.6456  +005.9842   +16  152  -16 21:00:55   +41.5216  +005.6267   +16  152  -16 21:00:58   +41.4010  +005.2675   +16  152  -16 21:01:01   +41.2836  +004.9065   +16  151  -16 21:01:04   +41.1695  +004.5436   +16  151  -16 21:01:07   +41.0586  +004.1787   +16  151  -15 21:01:10   +40.9510  +003.8117   +16  150  -15 21:01:13   +40.8467  +003.4426   +16  150  -15 21:01:16   +40.7457  +003.0713   +16  150  -15 21:01:18   +40.6479  +002.6977   +16  149  -15 21:01:21   +40.5535  +002.3217   +16  149  -15 21:01:24   +40.4624  +001.9432   +16  149  -15 21:01:27   +40.3747  +001.5621   +16  149  -15 21:01:30   +40.2903  +001.1782   +16  148  -15 21:01:33   +40.2093  +000.7915   +16  148  -14 21:01:36   +40.1319  +000.4019   +16  148  -14 21:01:39   +40.0579  +000.0092   +16  147  -14 21:01:42   +39.9874  -000.3867   +15  147  -14 21:01:45   +39.9206  -000.7860   +15  147  -14 21:01:48   +39.8574  -001.1889   +15  146  -14 21:01:50   +39.7980  -001.5954   +15  146  -14 21:01:53   +39.7424  -002.0058   +15  146  -13 21:01:56   +39.6907  -002.4203   +15  145  -13 21:01:59   +39.6430  -002.8390   +15  145  -13 21:02:02   +39.5994  -003.2622   +15  145  -13 21:02:05   +39.5600  -003.6902   +14  144  -13 21:02:08   +39.5249  -004.1231   +14  144  -12 21:02:11   +39.4943  -004.5613   +14  144  -12 21:02:14   +39.4683  -005.0051   +14  143  -12 21:02:17   +39.4472  -005.4548   +14  143  -12 21:02:20   +39.4310  -005.9107   +13  143  -11 21:02:23   +39.4200  -006.3733   +13  142  -11 21:02:25   +39.4145  -006.8430   +13  142  -11 21:02:28   +39.4147  -007.3204   +13  141  -11 21:02:31   +39.4208  -007.8058   +13  141  -10 21:02:34   +39.4333  -008.3001   +12  141  -10 21:02:37   +39.4526  -008.8038   +12  140  -10 21:02:40   +39.4789  -009.3177   +12  140  -10 21:02:43   +39.5130  -009.8427   +12  140  -09 21:02:46   +39.5552  -010.3799   +11  139  -09 21:02:49   +39.6063  -010.9305   +11  139  -08 21:02:52   +39.6672  -011.4958   +11  138  -08 21:02:55   +39.7386  -012.0774   +10  138  -08 21:02:57   +39.8218  -012.6775   +10  138  -07 21:03:00   +39.9180  -013.2983   +10  137  -07 21:03:03   +40.0291  -013.9428   +09  137  -06 21:03:06   +40.1572  -014.6149   +09  136  -06 21:03:09   +40.3049  -015.3192   +08  136  -05 21:03:12   +40.4761  -016.0624   +08  135  -05 21:03:15   +40.6758  -016.8533   +07  135  -04 21:03:18   +40.9116  -017.7049   +07  134  -04 21:03:21   +41.1950  -018.6376   +06  133  -03 21:03:24   +41.5462  -019.6862   +05  133  -02 21:03:27   +42.0062  -020.9220   +04  132  -01 21:03:30   +42.6916  -022.5479   +03  131  +00

Longitude measured positiv to the East.

------------------------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +59.5623 +024.1435 +60.0678 +023.9291 +58.3494 +024.0512 +58.7046 +023.9012 +57.4009 +023.8666 +57.6912 +023.7434 +56.5962 +023.6374 +56.8484 +023.5295 +55.8860 +023.3822 +56.1123 +023.2843 +55.2442 +023.1100 +55.4517 +023.0193 +54.6550 +022.8261 +54.8479 +022.7408 +54.1081 +022.5337 +54.2893 +022.4526 +53.5961 +022.2350 +53.7676 +022.1573 +53.1136 +021.9315 +53.2770 +021.8566 +52.6565 +021.6242 +52.8130 +021.5517 +52.2216 +021.3139 +52.3722 +021.2434 +51.8065 +021.0012 +51.9518 +020.9324 +51.4089 +020.6865 +51.5496 +020.6192 +51.0273 +020.3702 +51.1638 +020.3041 +50.6601 +020.0525 +50.7928 +019.9876 +50.3061 +019.7336 +50.4355 +019.6697 +49.9643 +019.4137 +50.0906 +019.3506 +49.6338 +019.0929 +49.7573 +019.0306 +49.3137 +018.7713 +49.4346 +018.7097 +49.0034 +018.4490 +49.1220 +018.3880 +48.7023 +018.1260 +48.8187 +018.0656 +48.4098 +017.8024 +48.5242 +017.7425 +48.1254 +017.4782 +48.2380 +017.4187 +47.8488 +017.1535 +47.9596 +017.0943 +47.5794 +016.8282 +47.6886 +016.7693 +47.3171 +016.5023 +47.4247 +016.4438 +47.0613 +016.1759 +47.1676 +016.1176 +46.8119 +015.8489 +46.9169 +015.7909 +46.5686 +015.5214 +46.6723 +015.4635 +46.3311 +015.1933 +46.4337 +015.1356 +46.0993 +014.8646 +46.2007 +014.8070 +45.8728 +014.5353 +45.9732 +014.4778 +45.6516 +014.2053 +45.7510 +014.1480 +45.4354 +013.8747 +45.5339 +013.8175 +45.2241 +013.5435 +45.3217 +013.4863 +45.0175 +013.2115 +45.1143 +013.1543 +44.8155 +012.8788 +44.9116 +012.8216 +44.6181 +012.5454 +44.7134 +012.4882 +44.4249 +012.2111 +44.5196 +012.1539 +44.2360 +011.8761 +44.3301 +011.8187 +44.0513 +011.5402 +44.1447 +011.4827 +43.8706 +011.2033 +43.9635 +011.1458 +43.6939 +010.8656 +43.7862 +010.8080 +43.5211 +010.5268 +43.6129 +010.4691 +43.3521 +010.1871 +43.4434 +010.1292 +43.1868 +009.8463 +43.2777 +009.7882 +43.0253 +009.5044 +43.1158 +009.4462 +42.8673 +009.1614 +42.9574 +009.1029 +42.7129 +008.8172 +42.8027 +008.7585 +42.5621 +008.4717 +42.6515 +008.4128 +42.4147 +008.1250 +42.5039 +008.0658 +42.2708 +007.7769 +42.3597 +007.7175 +42.1303 +007.4275 +42.2189 +007.3677 +41.9931 +007.0766 +42.0815 +007.0165 +41.8594 +006.7242 +41.9476 +006.6638 +41.7289 +006.3702 +41.8169 +006.3095 +41.6017 +006.0146 +41.6896 +005.9536 +41.4778 +005.6574 +41.5656 +005.5959 +41.3572 +005.2984 +41.4449 +005.2365 +41.2399 +004.9376 +41.3274 +004.8753 +41.1258 +004.5749 +41.2133 +004.5121 +41.0149 +004.2102 +41.1024 +004.1470 +40.9074 +003.8435 +40.9948 +003.7798 +40.8030 +003.4747 +40.8905 +003.4104 +40.7020 +003.1037 +40.7895 +003.0388 +40.6042 +002.7303 +40.6918 +002.6649 +40.5097 +002.3546 +40.5974 +002.2886 +40.4186 +001.9764 +40.5063 +001.9098 +40.3308 +001.5956 +40.4187 +001.5283 +40.2463 +001.2121 +40.3344 +001.1441 +40.1653 +000.8258 +40.2535 +000.7571 +40.0877 +000.4366 +40.1761 +000.3671 +40.0136 +000.0443 +40.1023 -000.0260 +39.9430 -000.3512 +40.0320 -000.4224 +39.8760 -000.7501 +39.9653 -000.8222 +39.8127 -001.1524 +39.9023 -001.2255 +39.7531 -001.5585 +39.8431 -001.6325 +39.6973 -001.9683 +39.7877 -002.0435 +39.6453 -002.3823 +39.7362 -002.4585 +39.5974 -002.8004 +39.6888 -002.8778 +39.5535 -003.2230 +39.6454 -003.3017 +39.5138 -003.6503 +39.6063 -003.7303 +39.4784 -004.0825 +39.5716 -004.1639 +39.4474 -004.5200 +39.5413 -004.6029 +39.4211 -004.9630 +39.5158 -005.0474 +39.3995 -005.4118 +39.4950 -005.4980 +39.3829 -005.8669 +39.4793 -005.9548 +39.3714 -006.3285 +39.4688 -006.4184 +39.3653 -006.7972 +39.4638 -006.8892 +39.3649 -007.2734 +39.4646 -007.3676 +39.3705 -007.7577 +39.4714 -007.8543 +39.3823 -008.2506 +39.4846 -008.3498 +39.4007 -008.7529 +39.5046 -008.8550 +39.4263 -009.2653 +39.5319 -009.3704 +39.4594 -009.7887 +39.5668 -009.8972 +39.5006 -010.3240 +39.6101 -010.4363 +39.5506 -010.8725 +39.6624 -010.9889 +39.6101 -011.4355 +39.7245 -011.5565 +39.6801 -012.0147 +39.7975 -012.1408 +39.7616 -012.6118 +39.8823 -012.7438 +39.8560 -013.2293 +39.9805 -013.3680 +39.9649 -013.8700 +40.0938 -014.0165 +40.0904 -014.5376 +40.2245 -014.6931 +40.2351 -015.2366 +40.3754 -015.4030 +40.4025 -015.9733 +40.5505 -016.1529 +40.5975 -016.7560 +40.7552 -016.9523 +40.8271 -017.5970 +40.9974 -017.8151 +41.1021 -018.5150 +41.2898 -018.7634 +41.4406 -019.5418 +41.6548 -019.8357 +41.8786 -020.7396 +42.1394 -021.1142 +42.5104 -022.2726 +42.8922 -022.8566 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.