Uranus_2030-04-20T20_42_16.0600_RIO.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:32:41 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2030-04-20T20:44:26.410 Event type : PgtRgt : Uranus occs: geocentric, topocentric : Ring occs: geocentric, topocentric Observer code : RIO Location : Rio de Janeiro Latitude (deg) : -22.89506 E. Longitude (deg) : 316.77708 Altitude (km) : 0.033 Gaia source ID : 3412547234038768000 2Mass ID (if available) : 04570769+2241595 ICRS Star Coord at Epoch: 04h 57m 07.70185s +22:41:59.47493s RUWE (>1.4 is poor) : 1.18 K magnitude : 14.969 G magnitude : 17.441 RP magnitude : 16.606 BP magnitude : 18.112 DUPflag : 0 Distance (au) : 19.895 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : 27.33 Sun-Target sep (deg) : 45.14 Sun-Moon sep (deg) : 173.79 B (ring opening deg) : 81.95 PA of pole (deg) : -21.36 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 1.620 C/A sky separation (km) : 23372.1 NAIF SPICE kernels : RAJobs_U111+rgf15.spk URKALLv1.spk ura111.bsp IAU_URANUS_for_RINGFIT.tpc vgr2.ura111.bsp ura161.bsp vgr2.ura161.bsp peph.ura160.bsp earthstns_itrf93_040916.bsp earth_720101_070426.bpc earth_200101_990628_predict.bpc pg3f0000r.bsp pg490000r.bsp naif0012.tls earth_flat_IAU.spk b: ring blocked by planet x: target alt < 5.0 deg or sun > -5.0 deg Ring I/E UTC b? alt alt-sun radius r-dot lat-geo lat-geodetic --------------------------------------------------------------------------------------------------- epsilon I 2030-04-20T20:16:13.093 33.13 3.47x 51555.25 -23.98 lambda I 2030-04-20T20:17:17.105 32.98 3.23x 50026.71 -23.78 delta I 2030-04-20T20:18:30.080 32.80 2.96x 48300.35 -23.53 gamma I 2030-04-20T20:18:58.867 32.73 2.85x 47624.48 -23.42 eta I 2030-04-20T20:19:18.036 32.68 2.78x 47176.12 -23.35 beta I 2030-04-20T20:20:22.403 32.52 2.54x 45681.13 -23.09 alpha I 2030-04-20T20:21:05.398 32.41 2.38x 44691.96 -22.90 4 I 2030-04-20T20:22:39.252 32.18 2.03x 42564.75 -22.46 5 I 2030-04-20T20:22:56.106 32.14 1.96x 42187.13 -22.38 6 I 2030-04-20T20:23:13.549 32.09 1.90x 41799.58 -22.27 Uranus I 2030-04-20T20:38:58.690 29.64 -1.64x 24989.84 -8.01 -8.39 Uranus E 2030-04-20T20:50:14.315 27.80 -4.19x 25188.87 -6.42 -6.72 6 E 2030-04-20T21:05:49.733 25.15 -7.73 41869.24 22.32 5 E 2030-04-20T21:06:09.679 25.10 -7.80 42312.68 22.43 4 E 2030-04-20T21:06:23.024 25.06 -7.85 42615.13 22.51 alpha E 2030-04-20T21:07:55.201 24.79 -8.20 44711.33 22.95 beta E 2030-04-20T21:08:35.927 24.67 -8.36 45650.02 23.15 eta E 2030-04-20T21:09:41.477 24.48 -8.61 47176.12 23.42 gamma E 2030-04-20T21:10:00.526 24.43 -8.68 47622.87 23.49 delta E 2030-04-20T21:10:29.302 24.34 -8.79 48300.35 23.60 lambda E 2030-04-20T21:11:42.067 24.13 -9.06 50026.71 23.85 epsilon E 2030-04-20T21:12:19.370 24.02 -9.20 50918.57 24.05