Uranus_2031-12-07T17_07_45.2900_PMO.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:20:04 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2031-12-07T17:07:16.940 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 : 3404402597359421568 2Mass ID (if available) : 05385950+2330056 ICRS Star Coord at Epoch: 05h 38m 59.51307s +23:30:05.49203s RUWE (>1.4 is poor) : 0.98 K magnitude : 14.902 G magnitude : 18.591 RP magnitude : 17.529 BP magnitude : 19.706 DUPflag : 0 Distance (au) : 18.118 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -22.96 Sun-Target sep (deg) : 169.75 Sun-Moon sep (deg) : 87.12 B (ring opening deg) : 79.12 PA of pole (deg) : 41.42 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 1.366 C/A sky separation (km) : 17955.4 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 2031-12-07T16:33:26.712 81.47 -77.58 51462.96 -22.08 lambda I 2031-12-07T16:34:32.021 81.51 -77.42 50026.71 -21.95 delta I 2031-12-07T16:35:50.901 81.56 -77.22 48300.35 -21.82 gamma I 2031-12-07T16:36:21.806 81.57 -77.14 47626.66 -21.77 eta I 2031-12-07T16:36:42.516 81.58 -77.09 47176.12 -21.74 beta I 2031-12-07T16:37:51.456 81.60 -76.91 45681.22 -21.61 alpha I 2031-12-07T16:38:34.928 81.61 -76.79 44742.94 -21.53 4 I 2031-12-07T16:40:16.018 81.62 -76.53 42575.23 -21.29 5 I 2031-12-07T16:40:36.018 81.62 -76.47 42160.80 -21.25 6 I 2031-12-07T16:40:51.941 81.62 -76.43 41814.68 -21.23 Uranus I 2031-12-07T16:54:52.394 81.05 -74.02 24994.24 -10.88 -11.39 Uranus E 2031-12-07T17:20:15.878 77.86 -69.19 25558.68 -0.26 -0.27 6 E 2031-12-07T17:34:12.969 75.47 -66.39 41879.45 21.22 5 E 2031-12-07T17:34:30.804 75.41 -66.33 42258.30 21.25 4 E 2031-12-07T17:34:43.908 75.37 -66.29 42533.93 21.29 alpha E 2031-12-07T17:36:25.931 75.06 -65.94 44719.45 21.53 beta E 2031-12-07T17:37:09.006 74.93 -65.80 45647.75 21.61 eta E 2031-12-07T17:38:19.528 74.71 -65.56 47176.12 21.73 gamma E 2031-12-07T17:38:40.042 74.65 -65.49 47622.27 21.77 delta E 2031-12-07T17:39:11.156 74.56 -65.38 48300.35 21.82 lambda E 2031-12-07T17:40:30.058 74.31 -65.11 50026.71 21.94 epsilon E 2031-12-07T17:41:17.938 74.16 -64.95 51078.82 22.07