Uranus_2041-01-29T16_24_31.5800_IRTF.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:29:57 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2041-01-29T16:20:47.910 Event type : PgtRgt : Uranus occs: geocentric, topocentric : Ring occs: geocentric, topocentric Observer code : IRTF Location : Mauna Kea/IRTF Latitude (deg) : 19.82622 E. Longitude (deg) : 204.52800 Altitude (km) : 4.168 Gaia source ID : 662925835613168000 2Mass ID (if available) : 08311131+1934070 ICRS Star Coord at Epoch: 08h 31m 11.31204s +19:34:06.32171s RUWE (>1.4 is poor) : 1.02 K magnitude : 14.072 G magnitude : 17.626 RP magnitude : 16.479 BP magnitude : 18.947 DUPflag : 0 Distance (au) : 17.552 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -23.14 Sun-Target sep (deg) : 175.66 Sun-Moon sep (deg) : 148.82 B (ring opening deg) : 41.78 PA of pole (deg) : 93.15 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 1.726 C/A sky separation (km) : 21973.0 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 2041-01-29T16:00:17.980 10.46 -13.76 50773.30 -30.96 lambda I 2041-01-29T16:00:42.169 10.37 -13.66 50026.71 -30.81 delta I 2041-01-29T16:01:38.457 10.16 -13.45 48300.35 -30.53 gamma I 2041-01-29T16:02:00.754 10.08 -13.36 47620.97 -30.41 eta I 2041-01-29T16:02:15.401 10.02 -13.31 47176.12 -30.33 beta I 2041-01-29T16:03:05.199 9.84 -13.12 45674.02 -30.04 alpha I 2041-01-29T16:03:36.883 9.72 -13.00 44733.45 -29.83 4 I 2041-01-29T16:04:49.888 9.44 -12.72 42540.77 -29.28 5 I 2041-01-29T16:05:00.655 9.40 -12.68 42234.14 -29.21 6 I 2041-01-29T16:05:14.911 9.35 -12.63 41820.60 -29.08 Uranus I 2041-01-29T16:11:32.466 7.93 -11.19 25446.86 -29.28 -30.42 Uranus E 2041-01-29T16:30:10.756 3.76x -6.97 25528.66 14.70 15.37 6 E 2041-01-29T16:39:39.834 1.66x -4.83x 41809.29 29.00 5 E 2041-01-29T16:39:49.882 1.62x -4.79x 42163.60 29.13 4 E 2041-01-29T16:40:04.475 1.56x -4.74x 42555.24 29.20 alpha E 2041-01-29T16:41:15.973 1.30x -4.47x 44684.71 29.75 beta E 2041-01-29T16:41:49.337 1.18x -4.35x 45667.42 29.95 eta E 2041-01-29T16:42:39.395 0.99x -4.16x 47176.12 30.23 gamma E 2041-01-29T16:42:54.373 0.94x -4.10x 47629.53 30.31 delta E 2041-01-29T16:43:16.461 0.86x -4.02x 48300.35 30.43 lambda E 2041-01-29T16:44:12.942 0.65x -3.81x 50026.71 30.70 epsilon E 2041-01-29T16:45:00.864 0.47x -3.63x 51503.04 30.85