Uranus_2031-03-09T12_33_38.2700_AAT.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:37:08 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2031-03-09T12:46:39.140 Event type : PgtRgt : Uranus occs: geocentric, topocentric : Ring occs: geocentric, topocentric Observer code : AAT Location : Siding Spring (AAT) Latitude (deg) : -31.27703 E. Longitude (deg) : 149.06608 Altitude (km) : 1.164 Gaia source ID : 3415397236897636736 2Mass ID (if available) : 05094754+2302164 ICRS Star Coord at Epoch: 05h 09m 47.53598s +23:02:16.32304s RUWE (>1.4 is poor) : 1.03 K magnitude : 14.026 G magnitude : 16.610 RP magnitude : 15.780 BP magnitude : 17.331 DUPflag : 0 Distance (au) : 19.111 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : 6.24 Sun-Target sep (deg) : 90.16 Sun-Moon sep (deg) : 94.06 B (ring opening deg) : 82.14 PA of pole (deg) : 0.97 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 0.358 C/A sky separation (km) : 4963.7 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 2031-03-09T10:24:44.217 26.65 -24.81 51064.19 -5.83 lambda I 2031-03-09T10:27:42.258 26.28 -25.40 50026.71 -5.83 delta I 2031-03-09T10:32:38.344 25.65 -26.37 48300.35 -5.83 gamma I 2031-03-09T10:34:34.329 25.40 -26.75 47623.74 -5.83 eta I 2031-03-09T10:35:51.043 25.23 -27.00 47176.12 -5.84 beta I 2031-03-09T10:40:08.212 24.66 -27.83 45674.95 -5.84 alpha I 2031-03-09T10:42:55.849 24.28 -28.38 44695.90 -5.84 4 I 2031-03-09T10:49:03.033 23.44 -29.55 42550.33 -5.85 5 I 2031-03-09T10:49:51.156 23.33 -29.71 42268.79 -5.85 6 I 2031-03-09T10:50:57.824 23.18 -29.92 41879.13 -5.85 Uranus I 2031-03-09T11:37:21.418 16.11 -38.39 25552.38 -0.83 -0.87 Uranus E 2031-03-09T13:54:19.242 -9.11x -54.15 25513.13 -2.18 -2.28 6 E 2031-03-09T14:37:56.961 -17.96x -54.03 41794.85 6.28 5 E 2031-03-09T14:38:58.809 -18.18x -53.99 42184.82 6.28 4 E 2031-03-09T14:40:02.325 -18.39x -53.95 42582.06 6.28 alpha E 2031-03-09T14:45:44.306 -19.57x -53.69 44734.92 6.30 beta E 2031-03-09T14:48:08.629 -20.07x -53.57 45644.49 6.31 eta E 2031-03-09T14:52:11.270 -20.90x -53.35 47176.12 6.32 gamma E 2031-03-09T14:53:23.043 -21.15x -53.27 47629.71 6.32 delta E 2031-03-09T14:55:09.094 -21.52x -53.17 48300.35 6.33 lambda E 2031-03-09T14:59:41.733 -22.46x -52.87 50026.71 6.34 epsilon E 2031-03-09T15:03:03.049 -23.16x -52.62 51303.51 6.35