Uranus_2030-02-21T04_16_14.7100_RIO.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:32:40 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2030-02-21T01:33:36.570 Event type : XRgt : No Uranus occs : Ring occs: geocentric, topocentric Observer code : RIO Location : Rio de Janeiro Latitude (deg) : -22.89506 E. Longitude (deg) : 316.77708 Altitude (km) : 0.033 Gaia source ID : 3413241369472480128 2Mass ID (if available) : 04505398+2231506 ICRS Star Coord at Epoch: 04h 50m 53.98374s +22:31:50.50834s RUWE (>1.4 is poor) : 1.02 K magnitude : 13.826 G magnitude : 15.760 RP magnitude : 15.108 BP magnitude : 16.231 DUPflag : 0 Distance (au) : 18.980 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : 0.17 Sun-Target sep (deg) : 101.93 Sun-Moon sep (deg) : 116.41 B (ring opening deg) : 81.46 PA of pole (deg) : -31.32 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 2.595 C/A sky separation (km) : 35718.8 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 2030-02-19T23:01:51.927 41.03 -21.25 51256.49 -0.59 lambda I 2030-02-19T23:38:54.678 36.96 -28.98 50026.71 -0.52 delta I 2030-02-20T00:41:02.355 27.73 -40.93 48300.35 -0.40 gamma I 2030-02-20T01:10:52.374 22.54 -45.95 47628.71 -0.35 eta I 2030-02-20T01:34:08.947 18.24 -49.39 47176.12 -0.30 beta I 2030-02-20T03:51:36.661 -9.95x -54.56 45680.01 -0.07 alpha I 2030-02-20T16:01:02.043 -4.69x 72.28x 44701.51 -0.27 4 I 2030-02-20T17:56:30.901 18.70 47.73x 42565.94 -0.34 5 I 2030-02-20T18:14:54.462 22.10 43.53x 42193.75 -0.35 6 I 2030-02-20T18:33:02.656 25.33 39.37x 41803.97 -0.35 No planet occultations 6 E 2030-02-21T09:29:01.015 -87.42x 9.17x 41802.59 0.33 5 E 2030-02-21T09:48:01.284 -88.17x 13.52x 42189.28 0.33 4 E 2030-02-21T10:07:06.309 -83.77x 17.90x 42562.36 0.33 alpha E 2030-02-21T11:56:43.249 -58.48x 43.12x 44706.58 0.31 beta E 2030-02-21T12:51:15.476 -46.00x 55.45x 45677.40 0.28 eta E 2030-02-21T14:34:52.409 -22.64x 75.52x 47176.12 0.20 gamma E 2030-02-21T15:17:45.922 -13.19x 77.33x 47629.90 0.16 delta E 2030-02-21T22:17:22.653 43.66 -11.98 48300.35 0.04 lambda E 2030-02-22T01:18:01.836 19.79 -47.66 50026.71 0.31 epsilon E 2030-02-22T02:08:44.632 9.96 -54.12 51108.30 0.41