Uranus_2027-12-02T00_05_19.3200_MCD.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:24:01 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2027-12-02T00:08:45.320 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 : 145339253756105856 2Mass ID (if available) : 04224314+2127543 ICRS Star Coord at Epoch: 04h 22m 43.14193s +21:27:53.89206s RUWE (>1.4 is poor) : 1.04 K magnitude : 14.706 G magnitude : 18.179 RP magnitude : 17.194 BP magnitude : 19.207 DUPflag : 0 Distance (au) : 18.377 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -23.45 Sun-Target sep (deg) : 178.28 Sun-Moon sep (deg) : 134.52 B (ring opening deg) : 77.30 PA of pole (deg) : -62.27 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 0.456 C/A sky separation (km) : 6079.5 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 2027-12-01T23:33:04.996 -2.18x 3.34x 51027.00 -23.50 lambda I 2027-12-01T23:33:47.529 -2.04x 3.21x 50026.71 -23.51 delta I 2027-12-01T23:35:00.963 -1.80x 2.97x 48300.35 -23.50 gamma I 2027-12-01T23:35:29.436 -1.71x 2.88x 47631.20 -23.50 eta I 2027-12-01T23:35:48.804 -1.65x 2.82x 47176.12 -23.49 beta I 2027-12-01T23:36:53.669 -1.44x 2.61x 45652.30 -23.48 alpha I 2027-12-01T23:37:32.116 -1.31x 2.49x 44749.15 -23.47 4 I 2027-12-01T23:39:06.364 -1.01x 2.19x 42535.07 -23.45 5 I 2027-12-01T23:39:22.556 -0.96x 2.14x 42154.87 -23.45 6 I 2027-12-01T23:39:37.712 -0.91x 2.09x 41810.26 -23.45 Uranus I 2027-12-01T23:51:12.969 1.36x -0.15x 25329.02 8.04 8.41 Uranus E 2027-12-02T00:26:05.434 8.33 -7.04 25081.44 -11.71 -12.25 6 E 2027-12-02T00:37:38.834 10.69 -9.37 41853.54 23.54 5 E 2027-12-02T00:37:58.755 10.75 -9.44 42312.60 23.55 4 E 2027-12-02T00:38:11.620 10.80 -9.48 42613.67 23.55 alpha E 2027-12-02T00:39:39.715 11.10 -9.78 44692.96 23.58 beta E 2027-12-02T00:40:21.271 11.24 -9.92 45674.44 23.59 eta E 2027-12-02T00:41:24.903 11.46 -10.14 47176.12 23.61 gamma E 2027-12-02T00:41:43.746 11.52 -10.20 47621.00 23.61 delta E 2027-12-02T00:42:12.515 11.62 -10.30 48300.35 23.62 lambda E 2027-12-02T00:43:25.587 11.87 -10.54 50026.71 23.63 epsilon E 2027-12-02T00:44:13.954 12.04 -10.71 51170.03 23.62