Uranus_2033-12-22T10_41_39.6900_IRTF.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:29:11 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2033-12-22T10:41:33.470 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 : 3425574690184589440 2Mass ID (if available) : 06161379+2339293 ICRS Star Coord at Epoch: 06h 16m 13.81886s +23:39:29.26016s RUWE (>1.4 is poor) : 0.98 K magnitude : 14.557 G magnitude : 17.867 RP magnitude : 16.942 BP magnitude : 18.782 DUPflag : 0 Distance (au) : 17.972 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -23.36 Sun-Target sep (deg) : 176.69 Sun-Moon sep (deg) : 173.07 B (ring opening deg) : 72.09 PA of pole (deg) : 64.76 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 3.860 C/A sky separation (km) : 50316.4 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 2033-12-22T10:37:33.905 86.01 -84.56 51451.98 -3.97 No planet occultations epsilon E 2033-12-22T10:48:36.262 84.94 -82.49 51524.48 3.98