Uranus_2030-04-14T09_54_13.8700_AAT.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:37:00 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2030-04-14T09:57:14.810 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 : 3412554995044152448 2Mass ID (if available) : 04555491+2240085 ICRS Star Coord at Epoch: 04h 55m 54.92414s +22:40:08.48996s RUWE (>1.4 is poor) : 1.09 K magnitude : 14.820 G magnitude : 17.205 RP magnitude : 16.396 BP magnitude : 17.854 DUPflag : 0 Distance (au) : 19.814 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : 25.01 Sun-Target sep (deg) : 51.16 Sun-Moon sep (deg) : 78.37 B (ring opening deg) : 81.87 PA of pole (deg) : -23.38 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 0.392 C/A sky separation (km) : 5633.9 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 2030-04-14T09:22:51.855 12.69 -21.71 51515.10 -24.63 lambda I 2030-04-14T09:23:52.273 12.51 -21.93 50026.71 -24.63 delta I 2030-04-14T09:25:02.377 12.31 -22.18 48300.35 -24.62 gamma I 2030-04-14T09:25:29.738 12.23 -22.28 47626.78 -24.62 eta I 2030-04-14T09:25:48.047 12.18 -22.34 47176.12 -24.61 beta I 2030-04-14T09:26:48.837 12.00 -22.56 45680.11 -24.60 alpha I 2030-04-14T09:27:28.540 11.89 -22.70 44703.32 -24.60 4 I 2030-04-14T09:28:56.258 11.63 -23.01 42546.76 -24.57 5 I 2030-04-14T09:29:11.851 11.59 -23.07 42164.85 -24.57 6 I 2030-04-14T09:29:26.854 11.55 -23.12 41794.82 -24.57 Uranus I 2030-04-14T09:40:30.552 9.60 -25.49 25555.43 -0.63 -0.66 Uranus E 2030-04-14T10:13:51.907 3.50x -32.58 25411.66 4.06 4.25 6 E 2030-04-14T10:25:00.107 1.40x -34.93 41877.45 24.67 5 E 2030-04-14T10:25:16.812 1.35x -34.99 42292.25 24.67 4 E 2030-04-14T10:25:28.767 1.31x -35.03 42584.73 24.67 alpha E 2030-04-14T10:26:56.099 1.03x -35.34 44740.82 24.70 beta E 2030-04-14T10:27:32.521 0.92x -35.47 45641.13 24.71 eta E 2030-04-14T10:28:34.610 0.72x -35.69 47176.12 24.73 gamma E 2030-04-14T10:28:52.844 0.66x -35.75 47627.02 24.73 delta E 2030-04-14T10:29:20.066 0.58x -35.84 48300.35 24.74 lambda E 2030-04-14T10:30:29.834 0.36x -36.09 50026.71 24.75 epsilon E 2030-04-14T10:30:59.190 0.26x -36.19 50753.41 24.75