Uranus_2027-12-05T10_21_17.5500_IRTF.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:28:17 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2027-12-05T10:20:47.790 Event type : XRgt : No Uranus occs : 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 : 145336779854872192 2Mass ID (if available) : 04220629+2126343 ICRS Star Coord at Epoch: 04h 22m 06.33760s +21:26:34.32456s RUWE (>1.4 is poor) : 1.01 K magnitude : 14.576 G magnitude : 18.831 RP magnitude : 17.610 BP magnitude : 20.214 DUPflag : 0 Distance (au) : 18.381 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -23.33 Sun-Target sep (deg) : 174.66 Sun-Moon sep (deg) : 94.16 B (ring opening deg) : 77.18 PA of pole (deg) : -62.70 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 3.036 C/A sky separation (km) : 40466.8 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 2027-12-05T09:59:57.494 87.00 -86.07 51394.66 -14.79 lambda I 2027-12-05T10:01:33.024 86.69 -86.34 50026.71 -13.96 delta I 2027-12-05T10:03:41.477 86.26 -86.66 48300.35 -12.90 gamma I 2027-12-05T10:04:34.346 86.08 -86.78 47630.43 -12.43 eta I 2027-12-05T10:05:11.379 85.95 -86.86 47176.12 -12.10 beta I 2027-12-05T10:07:25.460 85.48 -87.10 45641.06 -10.79 alpha I 2027-12-05T10:08:54.633 85.15 -87.22 44717.59 -9.83 4 I 2027-12-05T10:13:16.464 84.19 -87.33 42534.51 -6.77 5 I 2027-12-05T10:14:08.047 84.00 -87.31 42210.77 -6.14 6 I 2027-12-05T10:15:07.469 83.78 -87.27 41862.59 -5.34 No planet occultations 6 E 2027-12-05T10:27:51.884 80.88 -85.51 41874.80 5.34 5 E 2027-12-05T10:28:56.086 80.63 -85.31 42251.43 6.14 4 E 2027-12-05T10:29:43.277 80.45 -85.16 42554.52 6.77 alpha E 2027-12-05T10:33:59.754 79.46 -84.30 44692.73 9.83 beta E 2027-12-05T10:35:32.477 79.11 -83.98 45649.08 10.79 eta E 2027-12-05T10:37:45.793 78.59 -83.51 47176.12 12.10 gamma E 2027-12-05T10:38:22.424 78.45 -83.38 47625.31 12.43 delta E 2027-12-05T10:39:15.718 78.24 -83.19 48300.35 12.90 lambda E 2027-12-05T10:41:24.208 77.75 -82.73 50026.71 13.95 epsilon E 2027-12-05T10:43:08.576 77.34 -82.35 51524.13 14.79