Uranus_2027-10-25T11_47_23.7800_MCD.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:24:00 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2027-10-25T11:44:01.680 Event type : PgtRgt : Uranus occs: geocentric, topocentric : Ring occs: geocentric, topocentric Observer code : MCD Location : McDonald Obs. 2.7m Latitude (deg) : 30.67158 E. Longitude (deg) : 255.97844 Altitude (km) : 2.075 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) : 89.76 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 (") : 1.559 C/A sky separation (km) : 20997.0 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 2027-10-25T11:00:04.482 64.32 -27.57 51258.97 -16.21 lambda I 2027-10-25T11:01:20.426 64.06 -27.30 50026.71 -16.18 delta I 2027-10-25T11:03:07.529 63.68 -26.92 48300.35 -16.05 gamma I 2027-10-25T11:03:49.291 63.53 -26.77 47631.10 -16.00 eta I 2027-10-25T11:04:17.765 63.43 -26.66 47176.12 -15.96 beta I 2027-10-25T11:05:54.339 63.10 -26.32 45641.26 -15.82 alpha I 2027-10-25T11:06:52.782 62.89 -26.11 44720.53 -15.73 4 I 2027-10-25T11:09:12.781 62.40 -25.61 42535.72 -15.48 5 I 2027-10-25T11:09:33.324 62.32 -25.53 42215.70 -15.43 6 I 2027-10-25T11:09:56.034 62.24 -25.45 41865.57 -15.39 Uranus I 2027-10-25T11:30:16.269 57.91 -21.07 25551.35 -1.32 -1.38 Uranus E 2027-10-25T11:56:55.181 52.18 -15.35 25036.52 -11.14 -11.66 6 E 2027-10-25T12:17:16.850 47.78 -10.99 41795.76 15.35 5 E 2027-10-25T12:17:42.590 47.69 -10.90 42177.02 15.38 4 E 2027-10-25T12:18:07.246 47.60 -10.81 42564.94 15.43 alpha E 2027-10-25T12:20:27.272 47.10 -10.32 44745.57 15.68 beta E 2027-10-25T12:21:26.475 46.88 -10.10 45674.83 15.77 eta E 2027-10-25T12:23:01.221 46.54 -9.77 47176.12 15.90 gamma E 2027-10-25T12:23:29.417 46.44 -9.67 47625.09 15.94 delta E 2027-10-25T12:24:11.704 46.29 -9.52 48300.35 16.00 lambda E 2027-10-25T12:25:59.197 45.90 -9.14 50026.71 16.12 epsilon E 2027-10-25T12:26:45.903 45.73 -8.97 50780.96 16.15