Uranus_2027-10-25T11_47_23.7800_PMO.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:19:36 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2027-10-25T11:51:53.410 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 : 144666185138539904 2Mass ID (if available) : 04285155+2141211 ICRS Star Coord at Epoch: 04h 28m 51.54871s +21:41:21.43167s RUWE (>1.4 is poor) : 0.97 K magnitude : 12.904 G magnitude : 16.292 RP magnitude : 15.282 BP magnitude : 17.340 DUPflag : 0 Distance (au) : 18.571 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -17.32 Sun-Target sep (deg) : 142.54 Sun-Moon sep (deg) : 89.05 B (ring opening deg) : 78.42 PA of pole (deg) : -57.47 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 1.318 C/A sky separation (km) : 17748.6 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 2027-10-25T11:05:33.177 -3.35x -22.56 51289.32 -16.23 lambda I 2027-10-25T11:06:50.902 -3.10x -22.83 50026.71 -16.22 delta I 2027-10-25T11:08:37.632 -2.77x -23.21 48300.35 -16.13 gamma I 2027-10-25T11:09:19.176 -2.64x -23.36 47630.90 -16.10 eta I 2027-10-25T11:09:47.451 -2.55x -23.46 47176.12 -16.07 beta I 2027-10-25T11:11:23.207 -2.25x -23.80 45641.08 -15.98 alpha I 2027-10-25T11:12:21.197 -2.07x -24.00 44717.46 -15.93 4 I 2027-10-25T11:14:38.741 -1.63x -24.49 42538.58 -15.76 5 I 2027-10-25T11:14:58.555 -1.57x -24.56 42223.33 -15.72 6 I 2027-10-25T11:15:21.171 -1.50x -24.64 41868.53 -15.71 Uranus I 2027-10-25T11:34:06.616 2.10x -28.62 25554.13 1.05 1.10 Uranus E 2027-10-25T12:08:53.118 8.95 -35.96 25000.21 -11.54 -12.07 6 E 2027-10-25T12:27:30.310 12.70 -39.86 41795.16 15.83 5 E 2027-10-25T12:27:55.541 12.78 -39.95 42181.45 15.85 4 E 2027-10-25T12:28:19.413 12.86 -40.03 42568.36 15.89 alpha E 2027-10-25T12:30:35.500 13.32 -40.50 44744.06 16.06 beta E 2027-10-25T12:31:33.517 13.52 -40.70 45675.80 16.12 eta E 2027-10-25T12:33:06.246 13.83 -41.02 47176.12 16.22 gamma E 2027-10-25T12:33:33.885 13.93 -41.12 47624.75 16.25 delta E 2027-10-25T12:34:15.424 14.07 -41.26 48300.35 16.28 lambda E 2027-10-25T12:36:01.141 14.43 -41.63 50026.71 16.37 epsilon E 2027-10-25T12:36:47.794 14.58 -41.79 50791.53 16.39