Uranus_2033-12-17T04_19_10.2900_IRTF.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:29:11 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2033-12-17T04:23:23.300 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 : 3425565314273721984 2Mass ID (if available) : 06171278+2339038 ICRS Star Coord at Epoch: 06h 17m 12.78603s +23:39:03.89185s RUWE (>1.4 is poor) : 1.02 K magnitude : 14.577 G magnitude : 17.585 RP magnitude : 16.669 BP magnitude : 18.407 DUPflag : 0 Distance (au) : 17.982 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -23.05 Sun-Target sep (deg) : 171.11 Sun-Moon sep (deg) : 118.88 B (ring opening deg) : 71.89 PA of pole (deg) : 65.17 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 1.965 C/A sky separation (km) : 25626.8 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 2033-12-17T03:53:27.721 -5.74x -2.39x 51075.30 -20.67 lambda I 2033-12-17T03:54:18.858 -5.56x -2.57x 50026.71 -20.43 delta I 2033-12-17T03:55:43.918 -5.26x -2.88x 48300.35 -20.16 gamma I 2033-12-17T03:56:17.274 -5.15x -3.00x 47629.88 -20.04 eta I 2033-12-17T03:56:39.959 -5.07x -3.08x 47176.12 -19.96 beta I 2033-12-17T03:57:56.043 -4.80x -3.35x 45667.01 -19.67 alpha I 2033-12-17T03:58:46.156 -4.63x -3.53x 44690.61 -19.46 4 I 2033-12-17T04:00:38.083 -4.23x -3.93x 42536.85 -18.96 5 I 2033-12-17T04:00:49.304 -4.20x -3.97x 42313.44 -18.89 6 I 2033-12-17T04:01:16.292 -4.10x -4.07x 41806.98 -18.74 No planet occultations 6 E 2033-12-17T04:46:57.408 5.68 -14.06 41815.26 18.81 5 E 2033-12-17T04:47:19.380 5.76 -14.14 42231.61 18.97 4 E 2033-12-17T04:47:38.844 5.83 -14.21 42608.71 19.04 alpha E 2033-12-17T04:49:27.870 6.22 -14.61 44709.52 19.54 beta E 2033-12-17T04:50:15.237 6.39 -14.79 45641.10 19.75 eta E 2033-12-17T04:51:32.346 6.67 -15.07 47176.12 20.05 gamma E 2033-12-17T04:51:54.850 6.75 -15.15 47628.34 20.14 delta E 2033-12-17T04:52:28.123 6.87 -15.28 48300.35 20.25 lambda E 2033-12-17T04:53:52.765 7.18 -15.59 50026.71 20.53 epsilon E 2033-12-17T04:55:05.684 7.45 -15.86 51532.02 20.78