Uranus_2028-10-23T06_59_24.1200_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 : 2028-10-23T07:05:20.960 Event type : PtRgt : Uranus occs: topocentric, not geoecetric : 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 : 3413037371411104640 2Mass ID (if available) : 04474700+2221479 ICRS Star Coord at Epoch: 04h 47m 46.99278s +22:21:47.67508s RUWE (>1.4 is poor) : 0.99 K magnitude : 14.221 G magnitude : 17.853 RP magnitude : 16.799 BP magnitude : 18.993 DUPflag : 0 Distance (au) : 18.566 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -15.35 Sun-Target sep (deg) : 136.66 Sun-Moon sep (deg) : 156.29 B (ring opening deg) : 81.20 PA of pole (deg) : -36.15 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 1.800 C/A sky separation (km) : 24236.0 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 2028-10-23T06:16:40.881 -2.56x -34.40 50809.84 -13.42 lambda I 2028-10-23T06:17:39.497 -2.35x -34.63 50026.71 -13.33 delta I 2028-10-23T06:19:49.735 -1.89x -35.14 48300.35 -13.18 gamma I 2028-10-23T06:20:41.101 -1.71x -35.35 47625.01 -13.12 eta I 2028-10-23T06:21:15.384 -1.58x -35.48 47176.12 -13.07 beta I 2028-10-23T06:23:13.324 -1.16x -35.94 45643.89 -12.91 alpha I 2028-10-23T06:24:22.672 -0.91x -36.22 44752.14 -12.81 4 I 2028-10-23T06:27:11.302 -0.31x -36.88 42615.71 -12.52 5 I 2028-10-23T06:27:35.279 -0.22x -36.97 42315.25 -12.48 6 I 2028-10-23T06:28:10.615 -0.09x -37.11 41876.50 -12.42 Uranus I 2028-10-23T06:57:31.177 6.29 -44.02 25283.45 -6.04 -6.32 Uranus E 2028-10-23T07:12:07.652 9.51 -47.45 25026.74 -8.48 -8.87 6 E 2028-10-23T07:41:44.827 16.10 -54.38 41840.10 12.55 5 E 2028-10-23T07:42:13.708 16.21 -54.50 42208.12 12.61 4 E 2028-10-23T07:42:40.580 16.31 -54.60 42547.80 12.66 alpha E 2028-10-23T07:45:29.741 16.94 -55.26 44708.99 12.95 beta E 2028-10-23T07:46:44.161 17.22 -55.55 45677.82 13.06 eta E 2028-10-23T07:48:38.096 17.64 -55.99 47176.12 13.23 gamma E 2028-10-23T07:49:12.449 17.77 -56.12 47631.41 13.28 delta E 2028-10-23T07:50:02.705 17.96 -56.32 48300.35 13.34 lambda E 2028-10-23T07:52:11.297 18.44 -56.82 50026.71 13.50 epsilon E 2028-10-23T07:54:01.432 18.85 -57.24 51520.86 13.60