Uranus_2028-09-28T16_03_35.1800_IRTF.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:28:19 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2028-09-28T15:56:53.880 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 : 3412875816215720320 2Mass ID (if available) : 04494250+2224544 ICRS Star Coord at Epoch: 04h 49m 42.50155s +22:24:54.24975s RUWE (>1.4 is poor) : 0.99 K magnitude : 14.428 G magnitude : 16.692 RP magnitude : 15.943 BP magnitude : 17.320 DUPflag : 0 Distance (au) : 18.911 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -4.77 Sun-Target sep (deg) : 111.86 Sun-Moon sep (deg) : 123.34 B (ring opening deg) : 81.41 PA of pole (deg) : -33.39 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 0.146 C/A sky separation (km) : 2007.2 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 2028-09-28T13:13:54.248 69.29 -42.42 50803.63 -5.13 lambda I 2028-09-28T13:16:25.728 69.88 -41.84 50026.71 -5.13 delta I 2028-09-28T13:22:02.061 71.17 -40.57 48300.35 -5.14 gamma I 2028-09-28T13:24:14.324 71.68 -40.07 47620.96 -5.14 eta I 2028-09-28T13:25:40.896 72.01 -39.74 47176.12 -5.14 beta I 2028-09-28T13:30:37.765 73.15 -38.61 45649.55 -5.14 alpha I 2028-09-28T13:33:39.757 73.85 -37.91 44713.96 -5.15 4 I 2028-09-28T13:40:35.772 75.44 -36.32 42570.22 -5.15 5 I 2028-09-28T13:41:45.486 75.71 -36.05 42215.01 -5.15 6 I 2028-09-28T13:43:03.002 76.01 -35.75 41810.10 -5.15 Uranus I 2028-09-28T14:35:39.082 86.90 -23.53 25393.04 4.55 4.77 Uranus E 2028-09-28T17:18:40.537 53.29 14.73x 25473.40 -3.26 -3.42 6 E 2028-09-28T18:11:45.555 41.04 27.00x 41860.04 5.10 5 E 2028-09-28T18:13:00.242 40.76 27.29x 42244.99 5.10 4 E 2028-09-28T18:14:03.929 40.51 27.53x 42566.59 5.10 alpha E 2028-09-28T18:21:06.108 38.90 29.14x 44719.02 5.09 beta E 2028-09-28T18:24:13.994 38.18 29.85x 45674.56 5.09 eta E 2028-09-28T18:29:09.259 37.05 30.97x 47176.12 5.08 gamma E 2028-09-28T18:30:38.892 36.71 31.30x 47631.55 5.08 delta E 2028-09-28T18:32:50.573 36.20 31.80x 48300.35 5.08 lambda E 2028-09-28T18:38:30.789 34.90 33.08x 50026.71 5.07 epsilon E 2028-09-28T18:43:24.406 33.79 34.18x 51514.74 5.07