Cora»OccDetail

Stellar Occultation by (2241) Alcathous on 2022-08-11 (23:06:52 UT)

Event Details
Occultation UUID [and db] : 6b4667c8-57ed-4292-89f8-673b667c7699 [observed] Occultation Date + Time : 2022-08-11 at 23:06:52 UT +/- 0.06 min [1] Object Designation : (2241) Alcathous Star Designation : GDR3 4185930587612613376 Star Coordinates (ICRF) : RA = 19 16 39.9161, DE = -12 58 57.340 [2] Star Magnitudes : G = 12.44 mag, RP = 11.51 mag, BP = 13.36 mag Object Magnitude : V = 15.79 mag Estimated Magnitude Drop : 3.4 mag Estimated Max. Duration : 9.0 sec Object Mean Diameter : 115 km (src: astorb) Orbital Class : JTRO Speed of the shadow : 12.7 km/s Elongation to Moon & Sun : 32° (sunlit = 100%), Sun = 148° Cross-track uncertainty : 6.7 mas = 20 km = 0.18 path-width (1-sig) RUWE and duplicate source : 0.98 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#88 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

 Occultation UUID [and db] : 6b4667c8-57ed-4292-89f8-673b667c7699 [observed]

 Occultation Date + Time   : 2022-08-11 at 23:06:52 UT +/- 0.06 min  [1]
 Object Designation        : (2241) Alcathous
 Star Designation          : GDR3 4185930587612613376
 Star Coordinates (ICRF)   : RA = 19 16 39.9161, DE = -12 58 57.340  [2]
 Star Magnitudes           : G = 12.44 mag, RP = 11.51 mag, BP = 13.36 mag
 Object Magnitude          : V = 15.79 mag
 Estimated Magnitude Drop  : 3.4 mag
 Estimated Max. Duration   : 9.0 sec
 Object Mean Diameter      : 115 km  (src: astorb)
 Orbital Class             : JTRO
 Speed of the shadow       : 12.7 km/s
 Elongation to Moon & Sun  : 32° (sunlit = 100%), Sun = 148°
 Cross-track uncertainty   : 6.7 mas = 20 km = 0.18 path-width (1-sig)
 RUWE and duplicate source : 0.98 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#88

 
 [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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Aladin Lite direct link (has Gaia overlay)

Occultation Ground Track
Time[UT] \| Lat----CENTR----Lon \| Alt hh:mm:ss \| +DD.dddd +DDD.dddd \| deg ---------------------------------------------- 23:03:18 +59.7976 +031.7751 +07 228 -14 23:03:28 +58.3805 +026.1104 +10 223 -16 23:03:38 +57.3459 +021.8134 +13 219 -17 23:03:48 +56.5109 +018.2000 +15 216 -18 23:03:58 +55.8049 +015.0109 +16 213 -19 23:04:08 +55.1921 +012.1148 +17 210 -20 23:04:18 +54.6511 +009.4343 +19 208 -20 23:04:28 +54.1681 +006.9195 +20 205 -20 23:04:38 +53.7335 +004.5359 +21 203 -21 23:04:48 +53.3403 +002.2583 +22 201 -21 23:04:57 +52.9833 +000.0677 +22 199 -21 23:05:07 +52.6586 -002.0506 +23 196 -21 23:05:17 +52.3630 -004.1085 +24 194 -21 23:05:27 +52.0941 -006.1157 +24 192 -20 23:05:37 +51.8498 -008.0804 +25 190 -20 23:05:47 +51.6285 -010.0095 +25 188 -20 23:05:57 +51.4288 -011.9091 +25 186 -20 23:06:07 +51.2499 -013.7845 +26 184 -19 23:06:17 +51.0907 -015.6406 +26 182 -19 23:06:27 +50.9507 -017.4818 +26 180 -18 23:06:37 +50.8293 -019.3124 +26 178 -18 23:06:47 +50.7262 -021.1361 +26 177 -17 23:06:57 +50.6411 -022.9570 +26 175 -17 23:07:07 +50.5740 -024.7786 +26 173 -16 23:07:16 +50.5249 -026.6049 +26 171 -15 23:07:26 +50.4939 -028.4397 +26 169 -14 23:07:36 +50.4814 -030.2871 +26 167 -14 23:07:46 +50.4877 -032.1514 +25 165 -13 23:07:56 +50.5136 -034.0372 +25 163 -12 23:08:06 +50.5597 -035.9496 +25 161 -11 23:08:16 +50.6272 -037.8944 +24 159 -10 23:08:26 +50.7172 -039.8783 +24 157 -09 23:08:36 +50.8315 -041.9087 +23 155 -08 23:08:46 +50.9721 -043.9949 +22 153 -07 23:08:56 +51.1416 -046.1479 +21 151 -06 23:09:06 +51.3433 -048.3814 +21 149 -04 23:09:16 +51.5815 -050.7131 +20 147 -03 23:09:25 +51.8622 -053.1660 +19 144 -02 23:09:35 +52.1935 -055.7721 +17 142 +00 23:09:45 +52.5872 -058.5772 +16 139 +02 23:09:55 +53.0615 -061.6524 +14 137 +04 23:10:05 +53.6474 -065.1180 +13 134 +06 23:10:15 +54.4055 -069.2118 +10 130 +08 23:10:25 +55.4954 -074.5636 +07 126 +11 Longitude measured positiv to the East.

Occultation Ground Track

 Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 23:03:18   +59.7976  +031.7751   +07  228  -14 23:03:28   +58.3805  +026.1104   +10  223  -16 23:03:38   +57.3459  +021.8134   +13  219  -17 23:03:48   +56.5109  +018.2000   +15  216  -18 23:03:58   +55.8049  +015.0109   +16  213  -19 23:04:08   +55.1921  +012.1148   +17  210  -20 23:04:18   +54.6511  +009.4343   +19  208  -20 23:04:28   +54.1681  +006.9195   +20  205  -20 23:04:38   +53.7335  +004.5359   +21  203  -21 23:04:48   +53.3403  +002.2583   +22  201  -21 23:04:57   +52.9833  +000.0677   +22  199  -21 23:05:07   +52.6586  -002.0506   +23  196  -21 23:05:17   +52.3630  -004.1085   +24  194  -21 23:05:27   +52.0941  -006.1157   +24  192  -20 23:05:37   +51.8498  -008.0804   +25  190  -20 23:05:47   +51.6285  -010.0095   +25  188  -20 23:05:57   +51.4288  -011.9091   +25  186  -20 23:06:07   +51.2499  -013.7845   +26  184  -19 23:06:17   +51.0907  -015.6406   +26  182  -19 23:06:27   +50.9507  -017.4818   +26  180  -18 23:06:37   +50.8293  -019.3124   +26  178  -18 23:06:47   +50.7262  -021.1361   +26  177  -17 23:06:57   +50.6411  -022.9570   +26  175  -17 23:07:07   +50.5740  -024.7786   +26  173  -16 23:07:16   +50.5249  -026.6049   +26  171  -15 23:07:26   +50.4939  -028.4397   +26  169  -14 23:07:36   +50.4814  -030.2871   +26  167  -14 23:07:46   +50.4877  -032.1514   +25  165  -13 23:07:56   +50.5136  -034.0372   +25  163  -12 23:08:06   +50.5597  -035.9496   +25  161  -11 23:08:16   +50.6272  -037.8944   +24  159  -10 23:08:26   +50.7172  -039.8783   +24  157  -09 23:08:36   +50.8315  -041.9087   +23  155  -08 23:08:46   +50.9721  -043.9949   +22  153  -07 23:08:56   +51.1416  -046.1479   +21  151  -06 23:09:06   +51.3433  -048.3814   +21  149  -04 23:09:16   +51.5815  -050.7131   +20  147  -03 23:09:25   +51.8622  -053.1660   +19  144  -02 23:09:35   +52.1935  -055.7721   +17  142  +00 23:09:45   +52.5872  -058.5772   +16  139  +02 23:09:55   +53.0615  -061.6524   +14  137  +04 23:10:05   +53.6474  -065.1180   +13  134  +06 23:10:15   +54.4055  -069.2118   +10  130  +08 23:10:25   +55.4954  -074.5636   +07  126  +11

Longitude measured positiv to the East.

------------------------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +57.5789 +027.9549 +63.5823 +041.1463 +56.5180 +023.5575 +60.6547 +029.9093 +55.6669 +019.8926 +59.2672 +024.3785 +54.9489 +016.6741 +58.2457 +020.1336 +54.3260 +013.7609 +57.4195 +016.5455 +53.7759 +011.0715 +56.7211 +013.3687 +53.2842 +008.5535 +56.1153 +010.4770 +52.8411 +006.1710 +55.5813 +007.7956 +52.4394 +003.8981 +55.1054 +005.2759 +52.0738 +001.7152 +54.6781 +002.8840 +51.7403 -000.3927 +54.2927 +000.5954 +51.4356 -002.4377 +53.9439 -001.6087 +51.1573 -004.4298 +53.6278 -003.7429 +50.9031 -006.3770 +53.3413 -005.8190 +50.6716 -008.2864 +53.0819 -007.8466 +50.4612 -010.1640 +52.8478 -009.8340 +50.2710 -012.0151 +52.6373 -011.7881 +50.0999 -013.8445 +52.4492 -013.7152 +49.9474 -015.6564 +52.2825 -015.6208 +49.8127 -017.4548 +52.1363 -017.5097 +49.6955 -019.2435 +52.0102 -019.3868 +49.5954 -021.0260 +51.9036 -021.2565 +49.5123 -022.8057 +51.8164 -023.1230 +49.4460 -024.5862 +51.7484 -024.9904 +49.3967 -026.3708 +51.6996 -026.8632 +49.3643 -028.1630 +51.6703 -028.7455 +49.3493 -029.9665 +51.6607 -030.6420 +49.3519 -031.7852 +51.6715 -032.5575 +49.3728 -033.6231 +51.7034 -034.4973 +49.4125 -035.4848 +51.7573 -036.4674 +49.4719 -037.3753 +51.8344 -038.4743 +49.5522 -039.3003 +51.9363 -040.5257 +49.6546 -041.2664 +52.0650 -042.6309 +49.7809 -043.2813 +52.2230 -044.8009 +49.9331 -045.3541 +52.4137 -047.0492 +50.1140 -047.4961 +52.6413 -049.3934 +50.3270 -049.7212 +52.9115 -051.8563 +50.5765 -052.0474 +53.2325 -054.4691 +50.8687 -054.4985 +53.6157 -057.2770 +51.2118 -057.1074 +54.0792 -060.3491 +51.6181 -059.9219 +54.6529 -063.8019 +52.1067 -063.0162 +55.3956 -067.8636 +52.7100 -066.5177 +56.4579 -073.1247 +53.4930 -070.6821 +59.1693 -084.8753 Azimuth (Azm) measured from North to East.

Collaborative Occultation Resources and Archive (CORA)

Stellar Occultation by (2241) Alcathous on 2022-08-11 (23:06:52 UT)