Uranus_2033-01-18T08_13_53.3900_IRTF.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:28:59 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2033-01-18T08:14:05.150 Event type : PgtRgt : Uranus occs: geocentric, topocentric : Ring occs: geocentric, topocentric Observer code : IRTF Location : Mauna Kea/IRTF Latitude (deg) : 19.82622 E. Longitude (deg) : 204.52800 Altitude (km) : 4.168 Gaia source ID : 3427506257238156416 2Mass ID (if available) : 05511953+2338235 ICRS Star Coord at Epoch: 05h 51m 19.53642s +23:38:23.56226s RUWE (>1.4 is poor) : 1.12 K magnitude : 12.444 G magnitude : 16.140 RP magnitude : 15.100 BP magnitude : 17.225 DUPflag : 0 Distance (au) : 18.157 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -19.41 Sun-Target sep (deg) : 149.93 Sun-Moon sep (deg) : 62.34 B (ring opening deg) : 76.97 PA of pole (deg) : 51.40 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 1.243 C/A sky separation (km) : 16365.7 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 2033-01-18T07:34:46.447 78.11 -48.44 50780.61 -19.04 lambda I 2033-01-18T07:35:26.022 78.25 -48.60 50026.71 -19.03 delta I 2033-01-18T07:36:56.928 78.59 -48.95 48300.35 -18.95 gamma I 2033-01-18T07:37:32.478 78.71 -49.09 47627.39 -18.91 eta I 2033-01-18T07:37:56.357 78.80 -49.18 47176.12 -18.89 beta I 2033-01-18T07:39:17.011 79.09 -49.49 45656.20 -18.79 alpha I 2033-01-18T07:40:08.121 79.28 -49.69 44699.16 -18.73 4 I 2033-01-18T07:42:00.686 79.68 -50.13 42592.70 -18.57 5 I 2033-01-18T07:42:24.822 79.77 -50.22 42157.75 -18.55 6 I 2033-01-18T07:42:41.512 79.83 -50.28 41845.70 -18.54 Uranus I 2033-01-18T07:58:12.556 83.02 -53.90 25004.60 -13.01 -13.61 Uranus E 2033-01-18T08:30:32.769 85.68 -61.44 25533.04 2.75 2.88 6 E 2033-01-18T08:46:11.449 83.31 -65.10 41861.47 18.53 5 E 2033-01-18T08:46:33.751 83.24 -65.19 42273.23 18.54 4 E 2033-01-18T08:46:47.793 83.19 -65.24 42527.72 18.57 alpha E 2033-01-18T08:48:44.822 82.82 -65.70 44713.52 18.73 beta E 2033-01-18T08:49:34.816 82.65 -65.89 45651.69 18.79 eta E 2033-01-18T08:50:55.757 82.39 -66.21 47176.12 18.88 gamma E 2033-01-18T08:51:19.360 82.31 -66.30 47622.04 18.91 delta E 2033-01-18T08:51:55.204 82.19 -66.44 48300.35 18.94 lambda E 2033-01-18T08:53:26.138 81.88 -66.79 50026.71 19.03 epsilon E 2033-01-18T08:54:34.758 81.65 -67.06 51334.33 19.04