Grazing Occultation of 94021wF8 Magnitude 7.2 [Red = 6.9] Date: 2013 Mar 18 4h 14m, to 2013 Mar 18 4h 26m Nominal site altitude 67.056m E. Longit. Latitude U.T. Sun Moon TanZ PA AA CA o ' o ' h m s Alt Alt Az o o o -123 0.00 37 17.43 4 13 51 46 261 0.98 2.9 12.47 10.30N -122 54.00 37 15.85 4 14 0 46 261 0.98 2.9 12.48 10.32N -122 48.00 37 14.27 4 14 10 45 261 0.99 2.9 12.50 10.34N -122 42.00 37 12.68 4 14 19 45 261 0.99 2.9 12.52 10.35N -122 36.00 37 11.09 4 14 29 45 261 0.99 2.9 12.53 10.37N -122 30.00 37 9.49 4 14 38 45 261 1.00 2.9 12.55 10.39N -122 24.00 37 7.88 4 14 47 45 262 1.00 3.0 12.57 10.40N -122 18.00 37 6.27 4 14 57 45 262 1.00 3.0 12.58 10.42N -122 12.00 37 4.66 4 15 6 45 262 1.01 3.0 12.60 10.44N -122 6.00 37 3.04 4 15 16 45 262 1.01 3.0 12.62 10.45N -122 0.00 37 1.42 4 15 25 45 262 1.02 3.0 12.63 10.47N -121 54.00 36 59.79 4 15 34 44 262 1.02 3.0 12.65 10.49N -121 48.00 36 58.16 4 15 44 44 262 1.02 3.1 12.67 10.50N -121 42.00 36 56.52 4 15 53 44 262 1.03 3.1 12.68 10.52N -121 36.00 36 54.88 4 16 2 44 263 1.03 3.1 12.70 10.54N -121 30.00 36 53.23 4 16 11 44 263 1.03 3.1 12.71 10.55N -121 24.00 36 51.58 4 16 21 44 263 1.04 3.1 12.73 10.57N -121 18.00 36 49.92 4 16 30 44 263 1.04 3.1 12.75 10.58N -121 12.00 36 48.26 4 16 39 44 263 1.05 3.1 12.76 10.60N -121 6.00 36 46.59 4 16 48 44 263 1.05 3.2 12.78 10.62N -121 0.00 36 44.92 4 16 58 43 263 1.05 3.2 12.79 10.63N -120 54.00 36 43.25 4 17 7 43 263 1.06 3.2 12.81 10.65N -120 48.00 36 41.57 4 17 16 43 264 1.06 3.2 12.83 10.66N -120 42.00 36 39.88 4 17 25 43 264 1.07 3.2 12.84 10.68N -120 36.00 36 38.19 4 17 34 43 264 1.07 3.2 12.86 10.69N -120 30.00 36 36.50 4 17 43 43 264 1.07 3.3 12.87 10.71N -120 24.00 36 34.80 4 17 52 43 264 1.08 3.3 12.89 10.72N -120 18.00 36 33.09 4 18 2 43 264 1.08 3.3 12.90 10.74N -120 12.00 36 31.39 4 18 11 43 264 1.09 3.3 12.92 10.75N -120 6.00 36 29.67 4 18 20 43 264 1.09 3.3 12.93 10.77N -120 0.00 36 27.95 4 18 29 42 264 1.09 3.3 12.95 10.78N -119 54.00 36 26.23 4 18 38 42 265 1.10 3.3 12.96 10.80N -119 48.00 36 24.51 4 18 47 42 265 1.10 3.4 12.98 10.81N -119 42.00 36 22.78 4 18 56 42 265 1.11 3.4 12.99 10.83N -119 36.00 36 21.04 4 19 5 42 265 1.11 3.4 13.01 10.84N -119 30.00 36 19.30 4 19 14 42 265 1.12 3.4 13.02 10.86N -119 24.00 36 17.56 4 19 22 42 265 1.12 3.4 13.04 10.87N -119 18.00 36 15.81 4 19 31 42 265 1.12 3.4 13.05 10.89N -119 12.00 36 14.05 4 19 40 42 265 1.13 3.5 13.07 10.90N -119 6.00 36 12.30 4 19 49 41 266 1.13 3.5 13.08 10.92N -119 0.00 36 10.53 4 19 58 41 266 1.14 3.5 13.09 10.93N -118 54.00 36 8.77 4 20 7 41 266 1.14 3.5 13.11 10.95N -118 48.00 36 7.00 4 20 16 41 266 1.15 3.5 13.12 10.96N -118 42.00 36 5.22 4 20 24 41 266 1.15 3.5 13.14 10.97N -118 36.00 36 3.44 4 20 33 41 266 1.15 3.5 13.15 10.99N -118 30.00 36 1.66 4 20 42 41 266 1.16 3.6 13.17 11.00N -118 24.00 35 59.87 4 20 51 41 266 1.16 3.6 13.18 11.02N -118 18.00 35 58.08 4 20 59 41 266 1.17 3.6 13.19 11.03N -118 12.00 35 56.28 4 21 8 40 267 1.17 3.6 13.21 11.04N -118 6.00 35 54.48 4 21 17 40 267 1.18 3.6 13.22 11.06N -118 0.00 35 52.67 4 21 26 40 267 1.18 3.6 13.24 11.07N -117 54.00 35 50.86 4 21 34 40 267 1.19 3.6 13.25 11.09N -117 48.00 35 49.05 4 21 43 40 267 1.19 3.6 13.26 11.10N -117 42.00 35 47.23 4 21 51 40 267 1.19 3.7 13.28 11.11N -117 36.00 35 45.41 4 22 0 40 267 1.20 3.7 13.29 11.13N -117 30.00 35 43.58 4 22 9 40 267 1.20 3.7 13.30 11.14N -117 24.00 35 41.75 4 22 17 40 267 1.21 3.7 13.32 11.15N -117 18.00 35 39.92 4 22 26 39 267 1.21 3.7 13.33 11.17N -117 12.00 35 38.08 4 22 34 39 268 1.22 3.7 13.34 11.18N -117 6.00 35 36.24 4 22 43 39 268 1.22 3.7 13.36 11.19N -117 0.00 35 34.39 4 22 51 39 268 1.23 3.8 13.37 11.21N -116 54.00 35 32.54 4 23 0 39 268 1.23 3.8 13.38 11.22N -116 48.00 35 30.68 4 23 8 39 268 1.24 3.8 13.39 11.23N -116 42.00 35 28.83 4 23 17 39 268 1.24 3.8 13.41 11.24N -116 36.00 35 26.96 4 23 25 39 268 1.25 3.8 13.42 11.26N -116 30.00 35 25.10 4 23 33 39 268 1.25 3.8 13.43 11.27N -116 24.00 35 23.22 4 23 42 39 268 1.26 3.8 13.45 11.28N -116 18.00 35 21.35 4 23 50 38 269 1.26 3.8 13.46 11.29N -116 12.00 35 19.47 4 23 59 38 269 1.27 3.9 13.47 11.31N -116 6.00 35 17.59 4 24 7 38 269 1.27 3.9 13.48 11.32N -116 0.00 35 15.70 4 24 15 38 269 1.28 3.9 13.50 11.33N -115 54.00 35 13.81 4 24 23 38 269 1.28 3.9 13.51 11.34N -115 48.00 35 11.92 4 24 32 38 269 1.29 3.9 13.52 11.36N -115 42.00 35 10.02 4 24 40 38 269 1.29 3.9 13.53 11.37N -115 36.00 35 8.11 4 24 48 38 269 1.30 3.9 13.54 11.38N -115 30.00 35 6.21 4 24 56 38 269 1.30 3.9 13.56 11.39N -115 24.00 35 4.30 4 25 5 37 269 1.31 4.0 13.57 11.40N -115 18.00 35 2.38 4 25 13 37 270 1.31 4.0 13.58 11.42N -115 12.00 35 0.47 4 25 21 37 270 1.32 4.0 13.59 11.43N -115 6.00 34 58.55 4 25 29 37 270 1.32 4.0 13.60 11.44N -115 0.00 34 56.62 4 25 37 37 270 1.33 4.0 13.62 11.45N Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level. 94021 is double: AB 7.3 19.8 44" 330.1 (LDS2256) Graze path of B 70.30 km south, and 64.7 secs earlier compared to A Librations Long +0.08 Lat +2.82 P +13.11 D -2.47 Illumination of moon 35%+ Elongation of Moon 73 Vertical Profile Scale 1.99 km/arcsec at mean distance of moon Horizontal Scale Factor 1.47 deg/min At longitude -119.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 6.9 5.9 7.4 8.2 8.7 9.1 9.4 9.6 8.9 5.9 7.4 8.2 8.7 9.1 9.4 9.6 10.9 5.9 7.4 8.2 8.7 9.1 9.4 9.6 12.9 5.9 7.4 8.2 8.8 9.1 9.4 9.7 14.9 5.9 7.4 8.2 8.8 9.2 9.5 9.7 ------------------------------------------------------------------------------ Double star catalogue details WDS entries RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2 04357+1958LDS2256 1955 1998 2 326 329 43.0 44.1 7.25 19.8 F8 -008-050 +19 740 D 043540.01+195808.2 ------------------------------------------------ Interferometric catalogue entries 043540.01+195808.2 BD+19 740 LDS2256 HD 29103 HIP 21403 04357+1958 Date PA Sep M1 M2 1991.25 . . < 0.1 . 7.36 . . . 511 222 0.3 1 HIP1997e Hh ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Cabrillo College -121.9 37.0 0km 4 15 32