u36_sso_390cm_2200nm_predicted_ring_event_times.txt produced Mon Apr 12 20:15:22 2021 using rfrench@Achilles.local:/Volumes/PromisePegasus28TB_backup/dione_raid2/Research/uranus/PDART2014/programs/pro_occinfo2geom_plots_pds4_v7.pro Bundle ID: uranus_occ_u36_sso_390cm Event: u36 Planet: Uranus Reference: J. L. Elliot and 13 colleagues. BAAS 19, 884 (1987) Title: A four-day occultation by Uranus and its rings Computations from: 1987-04-02T13:43:03.6370Z to 1987-04-02T17:15:35.7370Z Observatory name: Siding Spring Observatory Observatory code file directory: /Volumes/dione_raid2/Research/kernels/ Observatory code file: ObsCodes_pck00010_20200709_Elon+ocobs_v9BJ.obs Observatory code: 413 Observatory abbreviation: sso Entry from observatory code file: 413 G +149 03 57.89 -31 16 37.4 1164 Siding Spring Observatory pck00010.tpc Telescope: 390cm Instrument: Generic InSb High Speed Photometer Mean wavelength (nm) 2200nm Observatory latitude (deg): -31.277055556 Observatory E longitude (deg): 149.066080556 Observatory altitude (km): 1.164000000 Ellipsoid source: /Volumes/dione_raid2/Research/kernels/pck00010.tpc Observatory reference frame: ITRF93 Earth equatorial radius (km): 6378.136600000 Earth 1/flattening: 298.257006177 Topocentric position vector: -4680.887217216 2805.218233092 -3292.789439636 Leapsecond kernel file: /Volumes/dione_raid2/Research/kernels/naif0012.tls Star catalog directory: /Volumes/dione_raid2/Research/RINGFIT/stars/data/ Star catalog file: ustarsALLd.v3.merged.sortedA.csv Star catalog ID: 333-124092 Star number: 114 Star name: U36 Star source catalog: UCAC4 Star RA (deg): 266.624681200 Star Dec (deg): -23.538897000 Star epoch: 2000-01-01T00:00:00.0000Z Star parallax (mas): 0.000000000 Star pm RA (mas/yr): -3.200000000 Star pm Dec (mas/yr): -8.100000000 Star catalog positions in frame: J2000 Star frame for calculations: J2000 Heliocentric frame for calculations: J2000 Ringfit savefile directory: /Volumes/dione_raid2/Research/RINGFIT/tests/Uranus/Ur017L/savefiles/ Ringfit savefile for star/time offsets: ringfit_v1.8.Ur017L-RF-V0204.sav Ringfit output file directory: /Volumes/dione_raid2/Research/RINGFIT/tests/Uranus/Ur017L/outfiles/ Ringfit output file: ringfit_v1.8.Ur017L-RF-V0204.out Star offsets dRA,dDec (mas): 17.783060768 75.423918081 Time offset for this obstr./event (sec): 0.000000000 Kernel directory: /Volumes/dione_raid2/Research/kernels/ ../../../../kernels/ura111.bsp ../../../../kernels/vgr2.ura111.bsp ../../../../kernels/earthstns_itrf93_040916.bsp ../../../../kernels/earth_720101_031229.bpc ../../../../kernels/pg3f0000r.bsp ../../../../kernels/pg490000r.bsp ../../../../kernels/naif0012.tls /Volumes/dione_raid2/Research/RINGFIT/tests/Uranus/Ur017L/savefiles/../kernels/RAJobs_U111+rgf9.spk /Volumes/dione_raid2/Research/RINGFIT/tests/Uranus/Ur017L/savefiles/../kernels/URKALLv1.spk /Volumes/dione_raid2/Research/kernels/uranus_ringframes_rfrench20201201_v1.tf /Volumes/dione_raid2/Research/kernels/pck00010.tpc Predicted Ring/Atmosphere Occultation Events -------------------------------------------------------------------------------------------------------------------------------------- Ring I/E ------ UTC(Earth) ----- ----- UTC(@ring) ------ R(model) R-dot Anomaly Sin B Ulon Alt(deg) Sun(deg) -------------------------------------------------------------------------------------------------------------------------------------- eta E 1987-04-02T13:49:03.15Z 1987-04-02T11:11:48.15Z 47176.08 0.888 19.057 -0.97769 164.005 20.309 -63.233 gamma E 1987-04-02T13:57:23.73Z 1987-04-02T11:20:08.77Z 47624.55 0.904 68.669 -0.97769 164.008 22.033 -63.481 delta E 1987-04-02T14:09:42.15Z 1987-04-02T11:32:27.27Z 48300.58 0.927 242.501 -0.97769 164.020 24.588 -63.586 lambda E 1987-04-02T14:39:49.39Z 1987-04-02T12:02:34.67Z 50026.01 0.982 29.985 -0.97769 164.088 30.898 -62.528 epsilon E 1987-04-02T14:52:16.61Z 1987-04-02T12:15:01.96Z 50767.89 1.004 339.928 -0.97769 164.131 33.528 -61.583 Event geometry at 1987-04-02T13:43:04.0000Z -------------------------------------- Ring opening angle B (deg): -77.87531 Position angle of pole P (deg): 311.95670 Observer-planet distance (km): 2828.185999 x 10^6 Light travel time (sec): 9433.813037