Uranus_2031-02-21T13_09_40.7000_KAV.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:30:43 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2031-02-21T13:22:08.610 Event type : PtRgt : Uranus occs: topocentric, not geoecetric : Ring occs: geocentric, topocentric Observer code : KAV Location : Kavalur Observatory Latitude (deg) : 12.57556 E. Longitude (deg) : 78.83167 Altitude (km) : 0.722 Gaia source ID : 3415408747410005632 2Mass ID (if available) : 05093215+2301564 ICRS Star Coord at Epoch: 05h 09m 32.14297s +23:01:56.30531s 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) : 18.844 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -1.96 Sun-Target sep (deg) : 106.14 Sun-Moon sep (deg) : 108.50 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 (") : 2.102 C/A sky separation (km) : 28733.7 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 2031-02-21T08:27:38.710 12.98 57.99x 50869.47 -1.77 lambda I 2031-02-21T08:35:33.626 14.79 56.60x 50026.71 -1.77 delta I 2031-02-21T08:51:49.943 18.52 53.57x 48300.35 -1.76 gamma I 2031-02-21T08:58:14.670 19.99 52.33x 47623.23 -1.76 eta I 2031-02-21T09:02:29.416 20.96 51.49x 47176.12 -1.75 beta I 2031-02-21T09:16:52.531 24.27 48.58x 45669.91 -1.74 alpha I 2031-02-21T09:25:44.618 26.31 46.73x 44749.40 -1.72 4 I 2031-02-21T09:46:40.463 31.14 42.26x 42614.18 -1.68 5 I 2031-02-21T09:49:42.709 31.84 41.60x 42302.82 -1.67 6 I 2031-02-21T09:54:22.593 32.92 40.58x 41840.48 -1.66 No planet occultations 6 E 2031-02-21T16:50:32.845 46.02 -58.67 41879.71 1.65 5 E 2031-02-21T16:54:31.288 45.11 -59.64 42278.94 1.66 4 E 2031-02-21T16:57:19.735 44.46 -60.32 42556.94 1.66 alpha E 2031-02-21T17:18:33.827 39.58 -65.50 44702.14 1.70 beta E 2031-02-21T17:28:06.556 37.38 -67.83 45678.13 1.71 eta E 2031-02-21T17:42:38.541 34.03 -71.37 47176.12 1.72 gamma E 2031-02-21T17:46:57.290 33.03 -72.42 47622.50 1.73 delta E 2031-02-21T17:53:29.517 31.52 -74.01 48300.35 1.73 lambda E 2031-02-21T18:10:06.189 27.69 -78.03 50026.71 1.73 epsilon E 2031-02-21T18:18:49.996 25.68 -80.13 50934.72 1.73