Cora»OccDetail

Stellar Occultation by (196) Philomela on 2023-08-10 (22:16:12 UT)

Event Details
Occultation UUID [and db] : ef22b8c0-ddb3-11f0-547e-32d27db7ff14 [observed] Occultation Date + Time : 2023-08-10 at 22:16:12 UT +/- 0.03 min [1] Object Designation : (196) Philomela Star Designation : GDR3 4062430894646972800 Star Coordinates (ICRF) : RA = 18 04 00.6759, DE = -28 42 26.035 [2] Star Magnitudes : G = 12.58 mag, RP = 11.98 mag, BP = 12.95 mag Object Magnitude : V = 11.74 mag Estimated Magnitude Drop : 0.4 mag Estimated Max. Duration : 40.0 sec Speed of the shadow : 3.4 km/s Object Mean Diameter : 136.3 km (src: astorb) => apparent = 82 mas Apparent Motion : 0.1233 arcs/min @ PA = 266 deg Horizontal Parallax : 3.8470 arcs Dynamical Class : MBA Elongation to Moon & Sun : 166° (sunlit = 25%), Sun = 133° Cross-track uncertainty : 1.3 mas = 2 km = 0.02 path-width (1-sig) RUWE and duplicate source : 0.72 mas, dup.src = 0 (0:false, 1:true) Ephemeris Reference : JPL#148 Note : FP:true [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

Event Details

 Occultation UUID [and db] : ef22b8c0-ddb3-11f0-547e-32d27db7ff14 [observed]

 Occultation Date + Time   : 2023-08-10 at 22:16:12 UT +/- 0.03 min  [1]
 Object Designation        : (196) Philomela
 Star Designation          : GDR3 4062430894646972800
 Star Coordinates (ICRF)   : RA = 18 04 00.6759, DE = -28 42 26.035  [2]
 Star Magnitudes           : G = 12.58 mag, RP = 11.98 mag, BP = 12.95 mag
 Object Magnitude          : V = 11.74 mag
 Estimated Magnitude Drop  : 0.4 mag
 Estimated Max. Duration   : 40.0 sec
 Speed of the shadow       : 3.4 km/s
 Object Mean Diameter      : 136.3 km  (src: astorb) => apparent = 82 mas
 Apparent Motion           : 0.1233 arcs/min @ PA = 266 deg
 Horizontal Parallax       : 3.8470 arcs
 Dynamical Class           : MBA
 Elongation to Moon & Sun  : 166° (sunlit = 25%), Sun = 133°
 Cross-track uncertainty   : 1.3 mas = 2 km = 0.02 path-width (1-sig)
 RUWE and duplicate source : 0.72 mas, dup.src = 0  (0:false, 1:true)

 Ephemeris Reference       : JPL#148
 Note                      : FP:true

 
 [1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0

More Data and Informations

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Occultation Ground Track
Time[UT] \| Lat----CENTR----Lon \| Alt hh:mm:ss \| +DD.dddd +DDD.dddd \| deg ---------------------------------------------- 22:01:49 +48.6216 +018.0114 +06 212 -25 22:02:33 +45.5650 +013.2207 +10 208 -27 22:03:17 +43.5758 +009.7219 +13 206 -28 22:04:01 +42.0427 +006.7581 +15 203 -29 22:04:45 +40.7836 +004.1042 +17 201 -29 22:05:29 +39.7143 +001.6563 +19 200 -29 22:06:13 +38.7880 -000.6436 +20 198 -29 22:06:57 +37.9752 -002.8321 +21 196 -29 22:07:41 +37.2564 -004.9339 +23 194 -28 22:08:26 +36.6177 -006.9668 +23 193 -28 22:09:10 +36.0488 -008.9440 +24 191 -27 22:09:54 +35.5421 -010.8760 +25 189 -27 22:10:38 +35.0916 -012.7710 +26 188 -26 22:11:22 +34.6928 -014.6359 +26 186 -25 22:12:06 +34.3421 -016.4764 +27 185 -25 22:12:50 +34.0366 -018.2977 +27 183 -24 22:13:34 +33.7741 -020.1040 +28 181 -23 22:14:18 +33.5529 -021.8995 +28 180 -22 22:15:02 +33.3717 -023.6878 +28 178 -21 22:15:47 +33.2298 -025.4724 +28 177 -20 22:16:31 +33.1266 -027.2568 +28 175 -19 22:17:15 +33.0620 -029.0442 +28 173 -18 22:17:59 +33.0361 -030.8380 +28 172 -17 22:18:43 +33.0496 -032.6419 +28 170 -16 22:19:27 +33.1032 -034.4595 +27 169 -14 22:20:11 +33.1983 -036.2949 +27 167 -13 22:20:55 +33.3367 -038.1525 +26 166 -12 22:21:39 +33.5208 -040.0374 +26 164 -10 22:22:23 +33.7536 -041.9554 +25 162 -09 22:23:08 +34.0390 -043.9135 +24 161 -08 22:23:52 +34.3821 -045.9201 +24 159 -06 22:24:36 +34.7894 -047.9856 +23 158 -04 22:25:20 +35.2697 -050.1233 +22 156 -03 22:26:04 +35.8349 -052.3511 +20 154 -01 22:26:48 +36.5018 -054.6935 +19 152 +01 22:27:32 +37.2952 -057.1867 +17 151 +03 22:28:16 +38.2545 -059.8872 +16 149 +05 22:29:00 +39.4487 -062.8947 +13 147 +07 22:29:44 +41.0234 -066.4183 +11 144 +10 22:30:28 +43.4240 -071.1009 +07 141 +14 Longitude measured positiv to the East.

Occultation Ground Track

 Time[UT] | Lat----CENTR----Lon | Alt hh:mm:ss | +DD.dddd  +DDD.dddd | deg ---------------------------------------------- 22:01:49   +48.6216  +018.0114   +06  212  -25 22:02:33   +45.5650  +013.2207   +10  208  -27 22:03:17   +43.5758  +009.7219   +13  206  -28 22:04:01   +42.0427  +006.7581   +15  203  -29 22:04:45   +40.7836  +004.1042   +17  201  -29 22:05:29   +39.7143  +001.6563   +19  200  -29 22:06:13   +38.7880  -000.6436   +20  198  -29 22:06:57   +37.9752  -002.8321   +21  196  -29 22:07:41   +37.2564  -004.9339   +23  194  -28 22:08:26   +36.6177  -006.9668   +23  193  -28 22:09:10   +36.0488  -008.9440   +24  191  -27 22:09:54   +35.5421  -010.8760   +25  189  -27 22:10:38   +35.0916  -012.7710   +26  188  -26 22:11:22   +34.6928  -014.6359   +26  186  -25 22:12:06   +34.3421  -016.4764   +27  185  -25 22:12:50   +34.0366  -018.2977   +27  183  -24 22:13:34   +33.7741  -020.1040   +28  181  -23 22:14:18   +33.5529  -021.8995   +28  180  -22 22:15:02   +33.3717  -023.6878   +28  178  -21 22:15:47   +33.2298  -025.4724   +28  177  -20 22:16:31   +33.1266  -027.2568   +28  175  -19 22:17:15   +33.0620  -029.0442   +28  173  -18 22:17:59   +33.0361  -030.8380   +28  172  -17 22:18:43   +33.0496  -032.6419   +28  170  -16 22:19:27   +33.1032  -034.4595   +27  169  -14 22:20:11   +33.1983  -036.2949   +27  167  -13 22:20:55   +33.3367  -038.1525   +26  166  -12 22:21:39   +33.5208  -040.0374   +26  164  -10 22:22:23   +33.7536  -041.9554   +25  162  -09 22:23:08   +34.0390  -043.9135   +24  161  -08 22:23:52   +34.3821  -045.9201   +24  159  -06 22:24:36   +34.7894  -047.9856   +23  158  -04 22:25:20   +35.2697  -050.1233   +22  156  -03 22:26:04   +35.8349  -052.3511   +20  154  -01 22:26:48   +36.5018  -054.6935   +19  152  +01 22:27:32   +37.2952  -057.1867   +17  151  +03 22:28:16   +38.2545  -059.8872   +16  149  +05 22:29:00   +39.4487  -062.8947   +13  147  +07 22:29:44   +41.0234  -066.4183   +11  144  +10 22:30:28   +43.4240  -071.1009   +07  141  +14

Longitude measured positiv to the East.

------------------------------------------------------------------------------------------- Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd --------------------------------------------- +45.1789 +015.4978 +54.2154 +023.1125 +43.0570 +011.8147 +48.9187 +015.4957 +41.4463 +008.7507 +46.1046 +011.0551 +40.1312 +006.0324 +44.2105 +007.6902 +39.0170 +003.5398 +42.7381 +004.8032 +38.0521 +001.2078 +41.5252 +002.1994 +37.2047 -001.0041 +40.4947 -000.2136 +36.4538 -003.1227 +39.6028 -002.4889 +35.7846 -005.1673 +38.8219 -004.6601 +35.1863 -007.1519 +38.1334 -006.7502 +34.6508 -009.0877 +37.5241 -008.7759 +34.1718 -010.9833 +36.9841 -010.7499 +33.7444 -012.8458 +36.5062 -012.6821 +33.3648 -014.6812 +36.0847 -014.5804 +33.0299 -016.4946 +35.7154 -016.4516 +32.7373 -018.2905 +35.3948 -018.3013 +32.4850 -020.0728 +35.1203 -020.1345 +32.2717 -021.8452 +34.8900 -021.9557 +32.0963 -023.6110 +34.7023 -023.7690 +31.9579 -025.3735 +34.5563 -025.5783 +31.8563 -027.1357 +34.4515 -027.3872 +31.7911 -028.9007 +34.3875 -029.1996 +31.7626 -030.6716 +34.3648 -031.0191 +31.7713 -032.4516 +34.3838 -032.8496 +31.8180 -034.2442 +34.4456 -034.6953 +31.9037 -036.0529 +34.5519 -036.5608 +32.0300 -037.8818 +34.7047 -038.4510 +32.1990 -039.7354 +34.9068 -040.3718 +32.4131 -041.6187 +35.1619 -042.3299 +32.6757 -043.5378 +35.4748 -044.3335 +32.9910 -045.4999 +35.8517 -046.3926 +33.3643 -047.5136 +36.3010 -048.5201 +33.8026 -049.5899 +36.8339 -050.7327 +34.3152 -051.7431 +37.4664 -053.0538 +34.9149 -053.9921 +38.2218 -055.5169 +35.6196 -056.3634 +39.1369 -058.1743 +36.4561 -058.8964 +40.2753 -061.1163 +37.4676 -061.6541 +41.7669 -064.5265 +38.7319 -064.7499 +43.9820 -068.9300 +40.4195 -068.4328 +43.8655 -070.4806 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.