Uranus_2031-12-30T12_18_26.9100_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 : 2031-12-30T12:21:03.960 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 : 3404548969844905088 2Mass ID (if available) : 05344670+2328016 ICRS Star Coord at Epoch: 05h 34m 46.69486s +23:28:00.87282s RUWE (>1.4 is poor) : 0.95 K magnitude : 13.668 G magnitude : 16.644 RP magnitude : 15.739 BP magnitude : 17.504 DUPflag : 0 Distance (au) : 18.128 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -22.56 Sun-Target sep (deg) : 166.07 Sun-Moon sep (deg) : 34.57 B (ring opening deg) : 79.76 PA of pole (deg) : 37.11 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 0.394 C/A sky separation (km) : 5182.3 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 2031-12-30T11:43:51.995 44.76 -31.85 51481.93 -22.82 lambda I 2031-12-30T11:44:55.747 44.99 -32.07 50026.71 -22.82 delta I 2031-12-30T11:46:11.400 45.25 -32.34 48300.35 -22.82 gamma I 2031-12-30T11:46:40.975 45.36 -32.44 47625.64 -22.81 eta I 2031-12-30T11:47:00.682 45.43 -32.51 47176.12 -22.81 beta I 2031-12-30T11:48:06.248 45.66 -32.74 45680.59 -22.80 alpha I 2031-12-30T11:48:47.148 45.81 -32.88 44749.26 -22.79 4 I 2031-12-30T11:50:23.395 46.15 -33.22 42554.50 -22.78 5 I 2031-12-30T11:50:40.983 46.21 -33.28 42155.23 -22.78 6 I 2031-12-30T11:50:55.181 46.26 -33.33 41835.60 -22.77 Uranus I 2031-12-30T12:02:53.674 48.81 -35.85 25435.78 -4.69 -4.91 Uranus E 2031-12-30T12:39:03.310 56.50 -43.49 25211.64 7.95 8.32 6 E 2031-12-30T12:51:02.630 59.03 -46.03 41828.10 22.84 5 E 2031-12-30T12:51:23.900 59.11 -46.11 42310.31 22.84 4 E 2031-12-30T12:51:36.650 59.15 -46.15 42597.80 22.85 alpha E 2031-12-30T12:53:07.879 59.47 -46.47 44685.28 22.86 beta E 2031-12-30T12:53:49.833 59.62 -46.62 45643.38 22.87 eta E 2031-12-30T12:54:56.813 59.86 -46.86 47176.12 22.88 gamma E 2031-12-30T12:55:16.562 59.93 -46.93 47628.04 22.89 delta E 2031-12-30T12:55:45.936 60.03 -47.03 48300.35 22.89 lambda E 2031-12-30T12:57:01.338 60.29 -47.30 50026.71 22.90 epsilon E 2031-12-30T12:57:34.006 60.41 -47.42 50774.92 22.90