Uranus_2027-01-21T10_28_42.5100_AAT.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:36:45 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2027-01-21T10:28:53.980 Event type : PgtRgt : Uranus occs: geocentric, topocentric : Ring occs: geocentric, topocentric Observer code : AAT Location : Siding Spring (AAT) Latitude (deg) : -31.27703 E. Longitude (deg) : 149.06608 Altitude (km) : 1.164 Gaia source ID : 51296310542057088 2Mass ID (if available) : 03572444+2018473 ICRS Star Coord at Epoch: 03h 57m 24.43809s +20:18:46.64687s RUWE (>1.4 is poor) : 0.98 K magnitude : 12.423 G magnitude : 14.563 RP magnitude : 13.865 BP magnitude : 15.099 DUPflag : 0 Distance (au) : 18.900 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -8.86 Sun-Target sep (deg) : 120.67 Sun-Moon sep (deg) : 44.67 B (ring opening deg) : 72.15 PA of pole (deg) : -76.18 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 1.803 C/A sky separation (km) : 24715.8 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 2027-01-21T09:09:41.152 37.07 -0.83x 51353.26 -8.40 lambda I 2027-01-21T09:12:19.205 37.21 -1.35x 50026.71 -8.36 delta I 2027-01-21T09:15:47.000 37.39 -2.02x 48300.35 -8.26 gamma I 2027-01-21T09:17:09.387 37.45 -2.29x 47621.87 -8.21 eta I 2027-01-21T09:18:03.755 37.50 -2.46x 47176.12 -8.18 beta I 2027-01-21T09:21:07.681 37.64 -3.06x 45680.90 -8.08 alpha I 2027-01-21T09:23:03.599 37.72 -3.43x 44747.19 -8.00 4 I 2027-01-21T09:27:44.011 37.90 -4.33x 42533.46 -7.81 5 I 2027-01-21T09:28:21.625 37.92 -4.45x 42237.14 -7.77 6 I 2027-01-21T09:29:06.822 37.95 -4.59x 41879.36 -7.74 Uranus I 2027-01-21T10:17:15.678 38.34 -13.51 25543.90 -2.92 -3.06 Uranus E 2027-01-21T10:39:09.708 37.67 -17.34 25361.34 -10.68 -11.17 6 E 2027-01-21T11:25:30.599 34.59 -24.78 41819.20 7.70 5 E 2027-01-21T11:26:16.329 34.52 -24.89 42158.09 7.73 4 E 2027-01-21T11:27:06.805 34.45 -25.02 42559.62 7.76 alpha E 2027-01-21T11:31:38.146 34.03 -25.68 44690.76 7.95 beta E 2027-01-21T11:33:38.392 33.84 -25.98 45656.34 8.03 eta E 2027-01-21T11:36:46.689 33.53 -26.43 47176.12 8.13 gamma E 2027-01-21T11:37:42.536 33.44 -26.56 47630.93 8.16 delta E 2027-01-21T11:39:04.380 33.30 -26.76 48300.35 8.20 lambda E 2027-01-21T11:42:33.655 32.95 -27.25 50026.71 8.30 epsilon E 2027-01-21T11:43:59.868 32.80 -27.45 50743.64 8.33