Uranus_2031-02-05T23_25_28.5100_ESO.txt Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:34:57 2023 target : Uranus target radius (km) : 25559.00 C/A epoch : 2031-02-05T23:29:35.300 Event type : PgtRgt : Uranus occs: geocentric, topocentric : Ring occs: geocentric, topocentric Observer code : ESO Location : European Southern Obs. (3.6m) Latitude (deg) : -29.26097 E. Longitude (deg) : 289.26831 Altitude (km) : 2.400 Gaia source ID : 3415398125956056832 2Mass ID (if available) : 05101360+2302401 ICRS Star Coord at Epoch: 05h 10m 13.61374s +23:02:39.87763s RUWE (>1.4 is poor) : 0.99 K magnitude : 13.438 G magnitude : 16.821 RP magnitude : 15.819 BP magnitude : 17.792 DUPflag : 0 Distance (au) : 18.604 f0 (km) : 0.000 g0 (km) : 0.000 skyplane vel. (km/s) : -9.47 Sun-Target sep (deg) : 122.03 Sun-Moon sep (deg) : 41.15 B (ring opening deg) : 82.13 PA of pole (deg) : 1.73 Pole direction: RA (deg): 257.31100 Dec (deg): -15.17500 C/A sky separation (") : 0.135 C/A sky separation (km) : 1824.3 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 2031-02-05T22:03:09.631 23.94 19.12x 50956.12 -9.77 lambda I 2031-02-05T22:04:44.689 24.17 18.77x 50026.71 -9.78 delta I 2031-02-05T22:07:41.231 24.60 18.14x 48300.35 -9.78 gamma I 2031-02-05T22:08:50.368 24.77 17.89x 47624.17 -9.78 eta I 2031-02-05T22:09:36.178 24.88 17.72x 47176.12 -9.78 beta I 2031-02-05T22:12:10.462 25.25 17.17x 45666.96 -9.78 alpha I 2031-02-05T22:13:44.100 25.47 16.83x 44750.97 -9.78 4 I 2031-02-05T22:17:22.393 25.98 16.04x 42614.97 -9.79 5 I 2031-02-05T22:17:54.515 26.06 15.93x 42300.81 -9.79 6 I 2031-02-05T22:18:41.646 26.16 15.76x 41839.19 -9.79 Uranus I 2031-02-05T22:46:22.145 29.76 9.83x 25558.47 -0.23 -0.25 Uranus E 2031-02-06T00:12:42.626 37.01 -8.12 25540.91 1.37 1.43 6 E 2031-02-06T00:40:17.494 37.76 -13.58 41839.34 9.84 5 E 2031-02-06T00:40:51.405 37.76 -13.69 42173.87 9.84 4 E 2031-02-06T00:41:27.299 37.77 -13.81 42526.59 9.84 alpha E 2031-02-06T00:45:06.743 37.80 -14.52 44685.31 9.84 beta E 2031-02-06T00:46:45.554 37.81 -14.84 45657.05 9.84 eta E 2031-02-06T00:49:19.993 37.82 -15.33 47176.12 9.84 gamma E 2031-02-06T00:50:05.927 37.82 -15.48 47627.94 9.84 delta E 2031-02-06T00:51:14.289 37.82 -15.70 48300.35 9.84 lambda E 2031-02-06T00:54:09.801 37.82 -16.26 50026.71 9.84 epsilon E 2031-02-06T00:56:20.081 37.81 -16.67 51308.15 9.83