Uranus_2031-04-09T06_04_14.1900_MCD.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:24:22 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2031-04-09T06:08:31.770 Event type : PgtRgt : Uranus occs: geocentric, topocentric : Ring occs: geocentric, topocentric Observer code : MCD Location : McDonald Obs. 2.7m Latitude (deg) : 30.67158 E. Longitude (deg) : 255.97844 Altitude (km) : 2.075 Gaia source ID : 3415715919175995008 2Mass ID (if available) : 05125622+2306035 ICRS Star Coord at Epoch: 05h 12m 56.23116s +23:06:03.56367s RUWE (>1.4 is poor) : 0.98 K magnitude : 14.933 G magnitude : 17.531 RP magnitude : 16.728 BP magnitude : 18.208 DUPflag : 0 Distance (au) : 19.608 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : 21.02 Sun-Target sep (deg) : 60.42 Sun-Moon sep (deg) : 140.06 B (ring opening deg) : 82.03 PA of pole (deg) : 6.44 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 1.079 C/A sky separation (km) : 15342.8 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 2031-04-09T05:30:24.097 5.79 -46.60 50753.20 -20.04 lambda I 2031-04-09T05:31:00.362 5.67 -46.67 50026.71 -20.02 delta I 2031-04-09T05:32:26.763 5.38 -46.83 48300.35 -19.94 gamma I 2031-04-09T05:33:00.845 5.27 -46.89 47621.21 -19.91 eta I 2031-04-09T05:33:23.212 5.20 -46.94 47176.12 -19.89 beta I 2031-04-09T05:34:38.799 4.95x -47.08 45675.97 -19.81 alpha I 2031-04-09T05:35:25.837 4.79x -47.16 44745.42 -19.76 4 I 2031-04-09T05:37:13.940 4.44x -47.36 42616.00 -19.62 5 I 2031-04-09T05:37:30.613 4.38x -47.39 42290.81 -19.59 6 I 2031-04-09T05:37:54.377 4.30x -47.43 41826.74 -19.56 Uranus I 2031-04-09T05:52:42.783 1.41x -48.91 25234.64 5.94 6.22 Uranus E 2031-04-09T06:24:31.732 -4.64x -51.15 25443.02 3.52 3.69 6 E 2031-04-09T06:39:08.805 -7.33x -51.71 41816.54 19.67 5 E 2031-04-09T06:39:25.916 -7.39x -51.72 42154.93 19.70 4 E 2031-04-09T06:39:45.631 -7.45x -51.73 42543.05 19.74 alpha E 2031-04-09T06:41:35.089 -7.78x -51.77 44711.40 19.88 beta E 2031-04-09T06:42:21.799 -7.92x -51.79 45641.08 19.93 eta E 2031-04-09T06:43:38.634 -8.15x -51.82 47176.12 20.02 gamma E 2031-04-09T06:44:01.354 -8.22x -51.83 47631.25 20.04 delta E 2031-04-09T06:44:34.707 -8.32x -51.84 48300.35 20.08 lambda E 2031-04-09T06:46:00.516 -8.58x -51.86 50026.71 20.16 epsilon E 2031-04-09T06:47:09.525 -8.79x -51.88 51419.92 20.18