Uranus_2031-03-01T05_13_41.1200_AAT.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:37:08 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2031-03-01T04:30:19.510 Event type : PgtRgt : Uranus occs: geocentric, topocentric : Ring occs: geocentric, topocentric Observer code : AAT Location : Siding Spring (AAT) Latitude (deg) : -31.27703 E. Longitude (deg) : 149.06608 Altitude (km) : 1.164 Gaia source ID : 3415408747410005632 2Mass ID (if available) : 05093215+2301564 ICRS Star Coord at Epoch: 05h 09m 32.14296s +23:01:56.30520s RUWE (>1.4 is poor) : 0.99 K magnitude : 14.674 G magnitude : 18.469 RP magnitude : 17.314 BP magnitude : 19.955 DUPflag : 0 Distance (au) : 18.970 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : 1.97 Sun-Target sep (deg) : 98.42 Sun-Moon sep (deg) : 7.27 B (ring opening deg) : 82.14 PA of pole (deg) : 0.51 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 0.089 C/A sky separation (km) : 1223.4 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 2031-02-28T21:33:40.428 -75.82x 20.56x 51063.04 -2.19 lambda I 2031-02-28T21:41:33.392 -74.35x 22.25x 50026.71 -2.19 delta I 2031-02-28T21:54:41.349 -71.78x 25.04x 48300.35 -2.19 gamma I 2031-02-28T21:59:50.187 -70.75x 26.14x 47623.94 -2.19 eta I 2031-02-28T22:03:14.707 -70.06x 26.86x 47176.12 -2.19 beta I 2031-02-28T22:14:41.267 -67.71x 29.28x 45673.82 -2.19 alpha I 2031-02-28T22:22:09.761 -66.15x 30.86x 44693.64 -2.19 4 I 2031-02-28T22:38:33.999 -62.71x 34.30x 42544.74 -2.18 5 I 2031-02-28T22:40:46.774 -62.24x 34.76x 42257.17 -2.18 6 I 2031-02-28T22:43:40.286 -61.63x 35.36x 41877.36 -2.18 Uranus I 2031-03-01T00:51:08.556 -34.36x 59.33x 25525.41 1.86 1.95 Uranus E 2031-03-01T08:41:24.073 35.82 -1.44x 25548.87 -1.02 -1.07 6 E 2031-03-01T11:19:46.504 23.51 -32.81 41798.06 1.79 5 E 2031-03-01T11:23:39.585 22.97 -33.49 42217.45 1.80 4 E 2031-03-01T11:27:12.669 22.46 -34.10 42599.94 1.80 alpha E 2031-03-01T11:46:52.483 19.55 -37.39 44744.81 1.83 beta E 2031-03-01T11:55:04.421 18.27 -38.70 45649.50 1.85 eta E 2031-03-01T12:08:46.392 16.08 -40.79 47176.12 1.87 gamma E 2031-03-01T12:12:47.891 15.42 -41.38 47628.28 1.88 delta E 2031-03-01T12:18:45.201 14.43 -42.23 48300.35 1.89 lambda E 2031-03-01T12:33:54.019 11.86 -44.27 50026.71 1.91 epsilon E 2031-03-01T12:44:05.548 10.08 -45.53 51202.41 1.93