Stellar Occultation by (171) Ophelia on 2023-07-21 (21:16:12 UT)
| Event Details |
Occultation UUID [and db] : 4b4fa9e0-ddb0-11f0-547e-2421f5fe3ccf [observed]
Occultation Date + Time : 2023-07-21 at 21:16:12 UT +/- 0.01 min [1]
Object Designation : (171) Ophelia
Star Designation : GDR3 4116871911616480768
Star Coordinates (ICRF) : RA = 17 42 16.3510, DE = -23 04 30.255 [2]
Star Magnitudes : G = 14.28 mag, RP = 13.19 mag, BP = 15.47 mag
Object Magnitude : V = 13.71 mag
Estimated Magnitude Drop : 0.5 mag
Estimated Max. Duration : 13.4 sec
Speed of the shadow : 8.7 km/s
Object Mean Diameter : 116.7 km (src: astorb) => apparent = 67 mas
Apparent Motion : 0.3017 arcs/min @ PA = 267 deg
Horizontal Parallax : 3.6830 arcs
Dynamical Class : MBA
Elongation to Moon & Sun : 102° (sunlit = 15%), Sun = 147°
Cross-track uncertainty : 0.7 mas = 1 km = 0.01 path-width (1-sig)
RUWE and duplicate source : 0.93 mas, dup.src = 0 (0:false, 1:true)
Ephemeris Reference : JPL#157
Note : FP:true
Object is a <Gaia mass determination> target !
[1] time t0 of closest geocentric approach c/a, [2] including proper motion until t0
|
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Download KMZ file
| Aladin Lite direct link (has Gaia overlay) |
| Occultation Ground Track |
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Time[UT] | Lat----CENTR----Lon | Alt Azm Sun | Lat----EDGE1----Lon | Lat----EDGE2----Lon
hh:mm:ss | +DD.dddd +DDD.dddd | deg deg deg | +DD.dddd +DDD.dddd | +DD.dddd +DDD.dddd
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21:13:02 +59.3783 +031.0481 +05 201 -10 +55.6953 +028.7829 +65.0048 +035.3932
21:13:16 +57.4490 +027.4238 +08 198 -11 +54.4875 +025.9932 +62.8075 +030.9893
21:13:31 +56.1168 +024.5043 +10 196 -12 +53.5198 +023.4962 +59.7316 +026.2625
21:13:46 +55.0863 +021.9304 +11 193 -12 +52.7166 +021.1901 +58.1169 +023.0772
21:14:01 +54.2502 +019.5686 +12 191 -13 +52.0370 +019.0186 +56.9571 +020.3688
21:14:16 +53.5550 +017.3510 +13 189 -13 +51.4558 +016.9466 +56.0527 +017.9178
21:14:30 +52.9698 +015.2369 +14 187 -13 +50.9565 +014.9499 +55.3215 +015.6304
21:14:45 +52.4752 +013.1993 +14 185 -13 +50.5277 +013.0111 +54.7205 +013.4553
21:15:00 +52.0579 +011.2190 +15 184 -12 +50.1613 +011.1168 +54.2243 +011.3599
21:15:15 +51.7090 +009.2811 +15 182 -12 +49.8513 +009.2562 +53.8164 +009.3217
21:15:29 +51.4219 +007.3741 +16 180 -12 +49.5935 +007.4205 +53.4861 +007.3239
21:15:44 +51.1922 +005.4878 +16 178 -11 +49.3847 +005.6017 +53.2261 +005.3528
21:15:59 +51.0169 +003.6135 +16 177 -11 +49.2229 +003.7930 +53.0317 +003.3967
21:16:14 +50.8941 +001.7432 +16 175 -10 +49.1066 +001.9877 +52.9002 +001.4452
21:16:28 +50.8232 -000.1310 +16 173 -10 +49.0355 +000.1795 +52.8305 -000.5119
21:16:43 +50.8044 -002.0171 +16 171 -09 +49.0095 -001.6380 +52.8229 -002.4850
21:16:58 +50.8388 -003.9234 +15 170 -08 +49.0296 -003.4716 +52.8797 -004.4851
21:17:13 +50.9291 -005.8594 +15 168 -07 +49.0975 -005.3286 +53.0046 -006.5252
21:17:27 +51.0789 -007.8360 +15 166 -06 +49.2156 -007.2173 +53.2041 -008.6207
21:17:42 +51.2940 -009.8662 +14 164 -05 +49.3879 -009.1474 +53.4881 -010.7915
21:17:57 +51.5826 -011.9669 +14 162 -04 +49.6194 -011.1307 +53.8715 -013.0651
21:18:12 +51.9568 -014.1605 +13 160 -03 +49.9176 -013.1823 +54.3785 -015.4820
21:18:26 +52.4346 -016.4792 +12 158 -01 +50.2930 -015.3217 +55.0505 -018.1084
21:18:41 +53.0455 -018.9722 +11 156 +00 +50.7607 -017.5768 +55.9689 -021.0709
21:18:56 +53.8410 -021.7244 +09 154 +02 +51.3444 -019.9886 +57.3432 -024.6881
21:19:11 +54.9285 -024.9097 +08 151 +04 +52.0832 -022.6241 +60.8371 -031.4414
21:19:25 +56.6282 -029.0399 +05 148 +07 +53.0513 -025.6084 +60.7075 -033.3426
Longitude measured positiv to the East. Azimuth (Azm) measured from North to East. |
