u23_mcdonald_270cm_2200nm_predicted_ring_event_times.txt produced Mon Apr 5 00:27:58 2021 using rfrench@Achilles.fios-router.home:/Volumes/PromisePegasus28TB_backup/dione_raid2/Research/uranus/PDART2014/programs/pro_occinfo2geom_plots_pds4_v7.pro Bundle ID: uranus_occ_u23_mcdonald_270cm Event: u23 Planet: Uranus Reference: French et al. 1988 Icarus 73, 349-378 Title: Uranian ring orbits from earth-based and Voyager occultation observations. Computations from: 1985-05-04T06:02:00.0000Z to 1985-05-04T06:15:00.0000Z Observatory name: McDonald Observatory Observatory code file directory: /Volumes/dione_raid2/Research/kernels/ Observatory code file: ObsCodes_pck00010_20200709_Elon+ocobs_v9BJ.obs Observatory code: 711 Observatory abbreviation: mcdonald Entry from observatory code file: 711 G +255 58 42.60 +30 40 17.3 2103 McDonald Observatory, Fort Davis pck00010.tpc Telescope: 270cm Instrument: Generic InSb High Speed Photometer Mean wavelength (nm) 2200nm Observatory latitude (deg): 30.671472222 Observatory E longitude (deg): 255.978500000 Observatory altitude (km): 2.103000000 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: -1330.748254058 -5328.820339318 3235.692051442 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: 22735323 Star number: 83 Star name: U23 Star source catalog: UCAC2 Star RA (deg): 256.378486200 Star Dec (deg): -22.873890300 Star epoch: 2000-01-01T00:00:00.0000Z Star parallax (mas): 0.000000000 Star pm RA (mas/yr): -2.500000000 Star pm Dec (mas/yr): -11.700000000 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): 97.893847636 33.583458821 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) -------------------------------------------------------------------------------------------------------------------------------------- six E 1985-05-04T06:02:42.50Z 1985-05-04T03:31:07.74Z 41807.21 12.956 44.986 -0.99084 227.519 19.759 -41.832 five E 1985-05-04T06:03:09.47Z 1985-05-04T03:31:34.71Z 42162.82 13.053 25.844 -0.99088 227.080 19.829 -41.858 four E 1985-05-04T06:03:39.66Z 1985-05-04T03:32:04.90Z 42557.92 13.156 287.126 -0.99084 226.588 19.907 -41.888 alpha E 1985-05-04T06:06:22.56Z 1985-05-04T03:34:47.81Z 44741.89 13.670 226.839 -0.99084 224.084 20.326 -42.044 beta E 1985-05-04T06:07:28.93Z 1985-05-04T03:35:54.19Z 45655.64 13.859 73.845 -0.99085 223.135 20.496 -42.105 eta E 1985-05-04T06:09:17.52Z 1985-05-04T03:37:42.78Z 47176.25 14.144 261.174 -0.99086 221.661 20.773 -42.202 gamma E 1985-05-04T06:09:49.27Z 1985-05-04T03:38:14.53Z 47626.45 14.222 270.357 -0.99086 221.248 20.853 -42.230 delta E 1985-05-04T06:10:36.46Z 1985-05-04T03:39:01.72Z 48300.28 14.335 53.736 -0.99086 220.649 20.972 -42.271 lambda E 1985-05-04T06:12:35.73Z 1985-05-04T03:41:01.00Z 50026.01 14.599 34.211 -0.99086 219.206 21.273 -42.370 epsilon E 1985-05-04T06:13:53.90Z 1985-05-04T03:42:19.17Z 51173.47 14.758 266.154 -0.99086 218.314 21.469 -42.432 Event geometry at 1985-05-04T06:02:00.0000Z -------------------------------------- Ring opening angle B (deg): -82.24815 Position angle of pole P (deg): 6.68814 Observer-planet distance (km): 2726.524766 x 10^6 Light travel time (sec): 9094.707667