Grazing Occultation of 951cK2 Magnitude 6.6 [Red = 5.8] Date: 2014 Apr 06 6h 46m, to 2014 Apr 06 6h 51m Nominal site altitude 125.2728m 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 38 7.11 6 45 53 20 278 2.79 11.2 10.19 8.35N -122 54.00 38 4.65 6 45 58 20 278 2.80 11.2 10.19 8.35N -122 48.00 38 2.18 6 46 3 20 278 2.82 11.2 10.19 8.35N -122 42.00 37 59.72 6 46 7 19 278 2.83 11.2 10.18 8.34N -122 36.00 37 57.25 6 46 12 19 279 2.85 11.2 10.18 8.34N -122 30.00 37 54.79 6 46 17 19 279 2.87 11.2 10.18 8.34N -122 24.00 37 52.33 6 46 22 19 279 2.88 11.1 10.18 8.34N -122 18.00 37 49.87 6 46 27 19 279 2.90 11.1 10.18 8.34N -122 12.00 37 47.41 6 46 32 19 279 2.91 11.1 10.17 8.33N -122 6.00 37 44.95 6 46 37 19 279 2.93 11.1 10.17 8.33N -122 0.00 37 42.49 6 46 41 19 279 2.95 11.1 10.17 8.33N -121 54.00 37 40.04 6 46 46 19 279 2.97 11.1 10.17 8.33N -121 48.00 37 37.58 6 46 51 19 279 2.98 11.1 10.16 8.32N -121 42.00 37 35.13 6 46 56 18 279 3.00 11.1 10.16 8.32N -121 36.00 37 32.67 6 47 0 18 279 3.02 11.1 10.16 8.32N -121 30.00 37 30.22 6 47 5 18 279 3.04 11.1 10.16 8.32N -121 24.00 37 27.77 6 47 10 18 280 3.05 11.1 10.15 8.31N -121 18.00 37 25.32 6 47 14 18 280 3.07 11.1 10.15 8.31N -121 12.00 37 22.87 6 47 19 18 280 3.09 11.1 10.15 8.31N -121 6.00 37 20.42 6 47 23 18 280 3.11 11.1 10.15 8.31N -121 0.00 37 17.98 6 47 28 18 280 3.13 11.1 10.14 8.30N -120 54.00 37 15.53 6 47 32 18 280 3.15 11.1 10.14 8.30N -120 48.00 37 13.09 6 47 37 18 280 3.17 11.1 10.14 8.30N -120 42.00 37 10.65 6 47 41 17 280 3.18 11.1 10.14 8.30N -120 36.00 37 8.21 6 47 46 17 280 3.20 11.1 10.13 8.29N -120 30.00 37 5.77 6 47 50 17 280 3.22 11.1 10.13 8.29N -120 24.00 37 3.33 6 47 55 17 280 3.24 11.1 10.13 8.29N -120 18.00 37 0.89 6 47 59 17 280 3.26 11.1 10.12 8.28N -120 12.00 36 58.46 6 48 3 17 280 3.28 11.1 10.12 8.28N -120 6.00 36 56.02 6 48 8 17 281 3.31 11.1 10.12 8.28N -120 0.00 36 53.59 6 48 12 17 281 3.33 11.1 10.12 8.28N -119 54.00 36 51.16 6 48 16 17 281 3.35 11.1 10.11 8.27N -119 48.00 36 48.73 6 48 20 17 281 3.37 11.1 10.11 8.27N -119 42.00 36 46.30 6 48 25 16 281 3.39 11.1 10.11 8.27N -119 36.00 36 43.87 6 48 29 16 281 3.41 11.1 10.10 8.26N -119 30.00 36 41.44 6 48 33 16 281 3.43 11.1 10.10 8.26N -119 24.00 36 39.02 6 48 37 16 281 3.46 11.1 10.10 8.26N -119 18.00 36 36.60 6 48 41 16 281 3.48 11.1 10.09 8.25N -119 12.00 36 34.18 6 48 45 16 281 3.50 11.1 10.09 8.25N -119 6.00 36 31.76 6 48 49 16 281 3.53 11.1 10.09 8.25N -119 0.00 36 29.34 6 48 53 16 281 3.55 11.1 10.08 8.24N -118 54.00 36 26.92 6 48 57 16 281 3.57 11.1 10.08 8.24N -118 48.00 36 24.51 6 49 1 16 282 3.60 11.0 10.08 8.24N -118 42.00 36 22.09 6 49 5 15 282 3.62 11.0 10.07 8.23N -118 36.00 36 19.68 6 49 9 15 282 3.65 11.0 10.07 8.23N -118 30.00 36 17.27 6 49 13 15 282 3.67 11.0 10.07 8.23N -118 24.00 36 14.86 6 49 17 15 282 3.70 11.0 10.06 8.22N -118 18.00 36 12.46 6 49 21 15 282 3.72 11.0 10.06 8.22N -118 12.00 36 10.05 6 49 25 15 282 3.75 11.0 10.06 8.22N -118 6.00 36 7.65 6 49 29 15 282 3.78 11.0 10.05 8.21N -118 0.00 36 5.24 6 49 32 15 282 3.80 11.0 10.05 8.21N -117 54.00 36 2.84 6 49 36 15 282 3.83 11.0 10.04 8.20N -117 48.00 36 0.45 6 49 40 15 282 3.86 11.0 10.04 8.20N -117 42.00 35 58.05 6 49 44 14 282 3.89 11.0 10.04 8.20N -117 36.00 35 55.65 6 49 47 14 282 3.91 11.0 10.03 8.19N -117 30.00 35 53.26 6 49 51 14 282 3.94 11.0 10.03 8.19N -117 24.00 35 50.87 6 49 55 14 283 3.97 11.0 10.03 8.19N -117 18.00 35 48.48 6 49 58 14 283 4.00 11.0 10.02 8.18N -117 12.00 35 46.09 6 50 2 14 283 4.03 11.0 10.02 8.18N -117 6.00 35 43.71 6 50 5 14 283 4.06 11.0 10.01 8.17N -117 0.00 35 41.32 6 50 9 14 283 4.09 11.0 10.01 8.17N -116 54.00 35 38.94 6 50 12 14 283 4.12 11.0 10.01 8.17N -116 48.00 35 36.56 6 50 16 14 283 4.15 11.0 10.00 8.16N -116 42.00 35 34.18 6 50 19 13 283 4.19 11.0 10.00 8.16N -116 36.00 35 31.80 6 50 23 13 283 4.22 11.0 9.99 8.15N -116 30.00 35 29.43 6 50 26 13 283 4.25 11.0 9.99 8.15N -116 24.00 35 27.06 6 50 29 13 283 4.29 11.0 9.99 8.15N -116 18.00 35 24.68 6 50 33 13 283 4.32 11.0 9.98 8.14N -116 12.00 35 22.31 6 50 36 13 283 4.35 10.9 9.98 8.14N -116 6.00 35 19.95 6 50 40 13 283 4.39 10.9 9.97 8.13N -116 0.00 35 17.58 6 50 43 13 284 4.42 10.9 9.97 8.13N -115 54.00 35 15.22 6 50 46 13 284 4.46 10.9 9.96 8.12N -115 48.00 35 12.86 6 50 49 13 284 4.50 10.9 9.96 8.12N -115 42.00 35 10.50 6 50 52 12 284 4.53 10.9 9.96 8.12N -115 36.00 35 8.14 6 50 56 12 284 4.57 10.9 9.95 8.11N -115 30.00 35 5.78 6 50 59 12 284 4.61 10.9 9.95 8.11N -115 24.00 35 3.43 6 51 2 12 284 4.65 10.9 9.94 8.10N -115 18.00 35 1.08 6 51 5 12 284 4.69 10.9 9.94 8.10N -115 12.00 34 58.73 6 51 8 12 284 4.73 10.9 9.93 8.09N -115 6.00 34 56.38 6 51 11 12 284 4.77 10.9 9.93 8.09N -115 0.00 34 54.04 6 51 14 12 284 4.81 10.9 9.92 8.08N Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level. Projected diameter of star 3 meters [CHARM/CADARS, 4 measures] 951 is double: This next pair is not confirmed ** 7.1 8.4 0.015" 64.4** (OCc 457) Graze path of ? 0.02 km south, and 0.0 secs later compared to the primary Librations Long +2.51 Lat +6.72 P +10.41 D -5.92 Illumination of moon 39%+ Elongation of Moon 78 Vertical Profile Scale 2.30 km/arcsec at mean distance of moon Horizontal Scale Factor 1.88 deg/min At longitude -119.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 4.2 4.6 6.0 6.7 7.1 7.4 7.6 7.7 6.2 5.2 6.6 7.4 7.8 8.1 8.3 8.4 8.2 5.2 6.6 7.4 7.8 8.1 8.3 8.4 10.2 5.2 6.7 7.4 7.8 8.1 8.3 8.5 12.2 5.3 6.7 7.4 7.9 8.2 8.4 8.5 ------------------------------------------------------------------------------ Double star catalogue details Interferometric catalogue entries 1977.1798 195.2 . 0.237 . . . . . 552 20 2.1 1 McA1982b S Date PA Sep M1 M2 1977.7422 204.1 0.3 0.199 0.001 . . . . 552 20 3.8 1 McA1980b S 1977.8819 203.0 2.0 0.181 0.013 . . . . 520 30 2.5 1 BLM1980 S 1977.9142 205.4 . 0.190 . . . . . 552 20 2.1 1 McA1982b S 1978.1464 210.8 0.3 0.176 0.001 . . . . 470 3.8 1 McA1980b S ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Cabrillo College -121.9 37.0 67km 6 46 45