Uranus_2031-10-23T20_12_54.0200_PMO.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:20:01 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2031-10-23T20:11:48.480 Event type : PgtRgt : Uranus occs: geocentric, topocentric : Ring occs: geocentric, topocentric Observer code : PMO Location : Purple Mtn Obs. Nanking Latitude (deg) : 32.06667 E. Longitude (deg) : 118.82089 Altitude (km) : 0.364 Gaia source ID : 3427644383385003648 2Mass ID (if available) : 05451726+2332089 ICRS Star Coord at Epoch: 05h 45m 17.26439s +23:32:08.85623s RUWE (>1.4 is poor) : 0.94 K magnitude : 14.614 G magnitude : 18.103 RP magnitude : 17.096 BP magnitude : 19.180 DUPflag : 0 Distance (au) : 18.534 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -9.95 Sun-Target sep (deg) : 123.15 Sun-Moon sep (deg) : 140.18 B (ring opening deg) : 78.08 PA of pole (deg) : 47.06 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 0.712 C/A sky separation (km) : 9566.0 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 2031-10-23T18:52:18.576 75.87 -43.26 51002.95 -10.25 lambda I 2031-10-23T18:53:53.943 76.15 -42.94 50026.71 -10.23 delta I 2031-10-23T18:56:42.745 76.64 -42.36 48300.35 -10.22 gamma I 2031-10-23T18:57:48.197 76.83 -42.14 47631.56 -10.22 eta I 2031-10-23T18:58:32.790 76.95 -41.98 47176.12 -10.21 beta I 2031-10-23T19:01:01.771 77.37 -41.47 45656.09 -10.20 alpha I 2031-10-23T19:02:36.536 77.63 -41.15 44688.01 -10.19 4 I 2031-10-23T19:06:01.789 78.18 -40.44 42603.55 -10.17 5 I 2031-10-23T19:06:30.284 78.25 -40.34 42307.81 -10.16 6 I 2031-10-23T19:07:17.050 78.37 -40.18 41829.12 -10.15 Uranus I 2031-10-23T19:34:27.312 81.40 -34.51 25061.29 -11.20 -11.71 Uranus E 2031-10-23T20:49:49.540 73.17 -18.56 25450.39 5.14 5.39 6 E 2031-10-23T21:16:56.826 67.77 -12.82 41826.02 10.16 5 E 2031-10-23T21:17:28.649 67.66 -12.71 42154.84 10.17 4 E 2031-10-23T21:18:07.997 67.52 -12.57 42555.89 10.18 alpha E 2031-10-23T21:21:43.702 66.79 -11.81 44752.42 10.20 beta E 2031-10-23T21:23:13.797 66.48 -11.50 45673.65 10.21 eta E 2031-10-23T21:25:40.795 65.97 -10.98 47176.12 10.23 gamma E 2031-10-23T21:26:24.337 65.82 -10.83 47621.54 10.23 delta E 2031-10-23T21:27:30.662 65.59 -10.59 48300.35 10.24 lambda E 2031-10-23T21:30:19.180 65.01 -10.00 50026.71 10.25 epsilon E 2031-10-23T21:32:34.967 64.54 -9.53 51419.33 10.27