Grazing Occultation of 1233 SG8 Magnitude 5.7s 1233 = psi Cancri Date 2006 October 14 (Saturday) Nominal site altitude 0m E. Longit. Latitude U.T. Sun Moon TanZ PA WA CA o ' " o ' " h m s Alt Alt Az o o o 150 0 0 -29 9 5 16 13 4 6 56 9.23 7.5 356.10 5.71N 150 10 0 -29 4 26 16 13 6 6 56 8.98 7.5 356.12 5.69N 150 20 0 -28 59 49 16 13 9 7 56 8.74 7.5 356.14 5.67N 150 30 0 -28 55 12 16 13 12 7 56 8.51 7.5 356.16 5.65N 150 40 0 -28 50 36 16 13 15 7 56 8.30 7.5 356.18 5.63N 150 50 0 -28 46 1 16 13 18 7 56 8.09 7.6 356.20 5.61N 151 0 0 -28 41 26 16 13 21 7 56 7.89 7.6 356.22 5.59N 151 10 0 -28 36 53 16 13 25 7 56 7.71 7.6 356.24 5.57N 151 20 0 -28 32 20 16 13 28 8 56 7.53 7.6 356.26 5.55N 151 30 0 -28 27 48 16 13 31 8 56 7.36 7.7 356.28 5.53N 151 40 0 -28 23 17 16 13 35 8 55 7.19 7.7 356.30 5.51N 151 50 0 -28 18 47 16 13 39 8 55 7.04 7.7 356.32 5.48N 152 0 0 -28 14 17 16 13 42 8 55 6.89 7.7 356.35 5.46N 152 10 0 -28 9 49 16 13 46 8 55 6.74 7.7 356.37 5.44N 152 20 0 -28 5 21 16 13 50 9 55 6.60 7.8 356.39 5.42N 152 30 0 -28 0 54 16 13 54 9 55 6.47 7.8 356.41 5.39N 152 40 0 -27 56 28 16 13 58 9 55 6.34 7.8 356.44 5.37N 152 50 0 -27 52 3 16 14 2 9 55 6.22 7.8 356.46 5.35N 153 0 0 -27 47 39 16 14 6 9 55 6.10 7.9 356.49 5.32N 153 10 0 -27 43 16 16 14 11 9 55 5.98 7.9 356.51 5.30N 153 20 0 -27 38 53 16 14 15 10 55 5.87 7.9 356.54 5.27N 153 30 0 -27 34 32 16 14 20 10 54 5.76 7.9 356.56 5.25N 153 40 0 -27 30 12 16 14 25 10 54 5.66 8.0 356.59 5.22N 153 50 0 -27 25 52 16 14 29 10 54 5.56 8.0 356.61 5.19N Path coordinates are referred to WGS84 (as used by GPS). 1233 is multiple : 6.6 6.6 0.100" 270.0 : 5.7 12.2 74" 297.0 : 5.8 11.7 92" 218.0 Graze Path of component #2 0.04km North, and 0.2 secs. earlier cf. primary. Graze Path of component #3 69.68km South, and 174.4 secs. earlier cf. primary. Graze Path of component #4 230.24km North, and 114.7 secs. earlier cf. primary. 1233 = NSV 17752, 5.73 +/- 0.00 V , Type VAR: Librations Long +7.69 Lat -6.31 P +355.8 D +6.1 Illumination of moon 43%- Elongation of Moon 82 Vertical Profile Scale 2.96 km/arcsec at mean distance of moon Horizontal Scale Factor 1.52 deg/min Limiting Magnitudes for various telescope apertures (in mm) CA\Tdia 50 100 150 200 250 300 350 1.2 4.0 5.3 5.9 6.3 6.5 6.6 6.7 3.2 4.0 5.3 5.9 6.3 6.5 6.6 6.7 5.2 4.7 6.0 6.7 7.1 7.3 7.5 7.6 7.2 4.7 6.0 6.7 7.1 7.4 7.5 7.6 9.2 4.7 6.1 6.7 7.1 7.4 7.6 7.7