Uranus_2031-12-26T14_59_19.9200_IRTF.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:28:46 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2031-12-26T14:54:51.520 Event type : PtRgt : Uranus occs: topocentric, not geoecetric : 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 : 3404507188403061760 2Mass ID (if available) : 05352896+2328269 ICRS Star Coord at Epoch: 05h 35m 28.99072s +23:28:26.14948s RUWE (>1.4 is poor) : 0.99 K magnitude : 13.016 G magnitude : 16.462 RP magnitude : 15.400 BP magnitude : 17.605 DUPflag : 0 Distance (au) : 18.115 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -23.00 Sun-Target sep (deg) : 170.19 Sun-Moon sep (deg) : 14.71 B (ring opening deg) : 79.65 PA of pole (deg) : 37.86 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 2.402 C/A sky separation (km) : 31557.0 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 2031-12-26T14:25:44.387 24.10 -33.70 51272.53 -18.15 lambda I 2031-12-26T14:26:53.174 23.84 -33.44 50026.71 -17.96 delta I 2031-12-26T14:28:30.495 23.48 -33.07 48300.35 -17.51 gamma I 2031-12-26T14:29:09.035 23.33 -32.92 47629.31 -17.32 eta I 2031-12-26T14:29:35.313 23.23 -32.82 47176.12 -17.18 beta I 2031-12-26T14:31:03.742 22.90 -32.49 45678.49 -16.68 alpha I 2031-12-26T14:32:01.200 22.69 -32.27 44729.29 -16.33 4 I 2031-12-26T14:34:15.489 22.19 -31.77 42593.26 -15.46 5 I 2031-12-26T14:34:42.504 22.08 -31.66 42179.08 -15.27 6 I 2031-12-26T14:35:07.245 21.99 -31.57 41802.56 -15.06 No planet occultations 6 E 2031-12-26T15:13:53.319 13.36 -22.84 41807.30 15.01 5 E 2031-12-26T15:14:24.542 13.24 -22.72 42284.06 15.22 4 E 2031-12-26T15:14:46.770 13.16 -22.64 42613.20 15.41 alpha E 2031-12-26T15:16:57.388 12.68 -22.15 44686.57 16.27 beta E 2031-12-26T15:17:56.031 12.46 -21.94 45650.58 16.62 eta E 2031-12-26T15:19:26.461 12.13 -21.60 47176.12 17.10 gamma E 2031-12-26T15:19:52.908 12.03 -21.50 47630.28 17.24 delta E 2031-12-26T15:20:31.560 11.89 -21.36 48300.35 17.43 lambda E 2031-12-26T15:22:09.324 11.53 -20.99 50026.71 17.88 epsilon E 2031-12-26T15:22:49.328 11.39 -20.84 50745.34 18.06