Uranus_2031-12-27T09_07_29.5800_PMO.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:20:06 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2031-12-27T09:11:16.530 Event type : PgtRgt : Uranus occs: geocentric, topocentric : Ring occs: geocentric, topocentric Observer code : PMO Location : Purple Mtn Obs. Nanking Latitude (deg) : 32.06667 E. Longitude (deg) : 118.82089 Altitude (km) : 0.364 Gaia source ID : 3404548321308072192 2Mass ID (if available) : 05352071+2328182 ICRS Star Coord at Epoch: 05h 35m 20.71535s +23:28:18.13259s RUWE (>1.4 is poor) : 0.00 K magnitude : 14.177 G magnitude : 17.554 RP magnitude : 16.415 BP magnitude : 18.144 DUPflag : 0 Distance (au) : 18.117 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -22.92 Sun-Target sep (deg) : 169.39 Sun-Moon sep (deg) : 4.97 B (ring opening deg) : 79.67 PA of pole (deg) : 37.72 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 0.973 C/A sky separation (km) : 12778.8 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 2031-12-27T08:35:19.487 3.53x 5.16x 51533.43 -22.27 lambda I 2031-12-27T08:36:27.244 3.75x 4.95x 50026.71 -22.21 delta I 2031-12-27T08:37:45.053 4.00x 4.72x 48300.35 -22.16 gamma I 2031-12-27T08:38:15.585 4.10x 4.63x 47624.17 -22.13 eta I 2031-12-27T08:38:35.834 4.16x 4.57x 47176.12 -22.12 beta I 2031-12-27T08:39:43.612 4.38x 4.36x 45678.34 -22.06 alpha I 2031-12-27T08:40:25.686 4.52x 4.23x 44752.07 -22.02 4 I 2031-12-27T08:42:06.078 4.84x 3.93x 42543.23 -21.91 5 I 2031-12-27T08:42:23.859 4.90x 3.87x 42160.79 -21.90 6 I 2031-12-27T08:42:38.235 4.94x 3.83x 41847.67 -21.89 Uranus I 2031-12-27T08:55:35.022 7.46 1.44x 25054.84 -9.71 -10.17 Uranus E 2031-12-27T09:27:21.631 13.77 -4.58x 25542.81 1.71 1.79 6 E 2031-12-27T09:40:09.590 16.35 -7.06 41852.83 21.98 5 E 2031-12-27T09:40:30.654 16.42 -7.13 42313.12 21.99 4 E 2031-12-27T09:40:42.524 16.46 -7.17 42573.52 22.00 alpha E 2031-12-27T09:42:18.546 16.79 -7.48 44693.25 22.12 beta E 2031-12-27T09:43:01.399 16.93 -7.62 45641.06 22.16 eta E 2031-12-27T09:44:10.564 17.17 -7.84 47176.12 22.22 gamma E 2031-12-27T09:44:30.779 17.23 -7.91 47625.52 22.24 delta E 2031-12-27T09:45:01.104 17.34 -8.01 48300.35 22.27 lambda E 2031-12-27T09:46:18.532 17.60 -8.26 50026.71 22.33 epsilon E 2031-12-27T09:46:56.523 17.73 -8.39 50875.43 22.39