Uranus_2031-12-09T04_23_46.6000_MCD.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:24:29 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2031-12-09T04:26:35.120 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 : 3404401291689361792 2Mass ID (if available) : 05384333+2330007 ICRS Star Coord at Epoch: 05h 38m 43.33502s +23:30:00.61190s RUWE (>1.4 is poor) : 1.04 K magnitude : 14.752 G magnitude : 17.575 RP magnitude : 16.700 BP magnitude : 18.347 DUPflag : 0 Distance (au) : 18.114 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -23.10 Sun-Target sep (deg) : 171.31 Sun-Moon sep (deg) : 105.17 B (ring opening deg) : 79.16 PA of pole (deg) : 41.16 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 0.953 C/A sky separation (km) : 12522.9 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 2031-12-09T03:51:16.915 42.12 -49.99 51269.62 -22.75 lambda I 2031-12-09T03:52:11.475 42.31 -50.19 50026.71 -22.76 delta I 2031-12-09T03:53:27.410 42.59 -50.46 48300.35 -22.71 gamma I 2031-12-09T03:53:56.962 42.69 -50.57 47629.66 -22.68 eta I 2031-12-09T03:54:16.963 42.76 -50.64 47176.12 -22.67 beta I 2031-12-09T03:55:23.171 43.00 -50.88 45676.90 -22.61 alpha I 2031-12-09T03:56:05.392 43.15 -51.03 44723.60 -22.56 4 I 2031-12-09T03:57:39.478 43.49 -51.36 42602.74 -22.47 5 I 2031-12-09T03:57:57.757 43.56 -51.43 42196.76 -22.46 6 I 2031-12-09T03:58:15.560 43.62 -51.49 41796.92 -22.43 Uranus I 2031-12-09T04:10:43.425 46.31 -54.18 25527.96 -2.49 -2.60 Uranus E 2031-12-09T04:42:02.072 53.07 -60.89 25042.23 10.35 10.83 6 E 2031-12-09T04:54:35.701 55.78 -63.56 41862.34 22.50 5 E 2031-12-09T04:54:55.172 55.85 -63.63 42306.73 22.54 4 E 2031-12-09T04:55:07.058 55.89 -63.67 42563.82 22.55 alpha E 2031-12-09T04:56:41.288 56.23 -64.01 44695.97 22.64 beta E 2031-12-09T04:57:22.978 56.38 -64.15 45641.17 22.69 eta E 2031-12-09T04:58:30.515 56.62 -64.39 47176.12 22.75 gamma E 2031-12-09T04:58:50.259 56.70 -64.46 47625.45 22.77 delta E 2031-12-09T04:59:19.888 56.80 -64.57 48300.35 22.79 lambda E 2031-12-09T05:00:35.537 57.07 -64.83 50026.71 22.85 epsilon E 2031-12-09T05:01:11.709 57.20 -64.96 50853.70 22.84