Predictions for Grazing Occultation of ZC 1525, 2008 Aug 3
Grazing Occultation of 1525 M2 Magnitude 5.6v
1525 = 44 Leonis (DE)
Date 2008 August 3 (Sunday) 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
174 0 0 -37 36 4 7 7 55 5 285 11.46 31.4 11.74 7.14N
174 10 0 -37 38 6 7 7 58 5 285 11.81 31.4 11.70 7.09N
174 20 0 -37 40 7 7 8 0 5 285 12.17 31.4 11.66 7.06N
174 30 0 -37 42 7 7 8 2 5 285 12.55 31.3 11.63 7.03N
174 40 0 -37 44 6 7 8 4 4 285 12.96 31.3 11.60 6.99N
174 50 0 -37 46 4 7 8 7 4 284 13.40 31.3 11.56 6.96N
175 0 0 -37 48 1 7 8 9 4 284 13.86 31.2 11.53 6.93N
175 10 0 -37 49 58 7 8 11 4 284 14.36 31.2 11.50 6.89N
175 20 0 -37 51 53 7 8 13 4 284 14.89 31.2 11.46 6.86N
175 30 0 -37 53 48 7 8 15 4 284 15.47 31.1 11.43 6.83N
175 40 0 -37 55 42 7 8 17 4 284 16.08 31.1 11.40 6.80N
175 50 0 -37 57 35 7 8 19 3 284 16.75 31.1 11.37 6.76N
176 0 0 -37 59 28 7 8 20 3 284 17.47 31.0 11.33 6.73N
176 10 0 -38 1 19 7 8 22 3 284 18.26 31.0 11.30 6.70N
176 20 0 -38 3 10 7 8 24 3 283 19.12 31.0 11.27 6.67N
176 30 0 -38 5 0 7 8 26 3 283 20.06 30.9 11.24 6.63N
176 40 0 -38 6 49 7 8 27 3 283 21.10 30.9 11.20 6.60N
176 50 0 -38 8 37 7 8 29 3 283 22.25 30.9 11.17 6.57N
177 0 0 -38 10 25 7 8 31 2 283 23.52 30.8 11.14 6.54N
177 10 0 -38 12 11 7 8 32 2 283 24.96 30.8 11.11 6.51N
177 20 0 -38 13 57 7 8 34 2 283 26.57 30.8 11.08 6.47N
177 30 0 -38 15 42 7 8 35 2 283 28.40 30.7 11.04 6.44N
177 40 0 -38 17 26 7 8 36 2 283 30.50 30.7 11.01 6.41N
177 50 0 -38 19 10 7 8 38 2 283 32.93 30.7 10.98 6.38N
178 0 0 -38 20 52 7 8 39 2 282 35.78 30.6 10.95 6.35N
178 10 0 -38 22 34 7 8 41 1 282 39.16 30.6 10.92 6.32N
Path coordinates are referred to WGS84 (as used by GPS).
1525 = DE Leo, 5.60 +/- 0.07 V , Type SRB:
Librations Long +4.86 Lat +1.70
P +11.1 D -0.5
Illumination of moon 4%+
Elongation of Moon 24
Vertical Profile Scale 1.91 km/arcsec at mean distance of moon
Horizontal Scale Factor 2.03 deg/min
Limiting Magnitudes for various telescope apertures (in mm)
CA\Tdia 50 100 150 200 250 300 350
2.3 4.3 5.7 6.6 7.1 7.5 7.8 8.0
4.3 4.3 5.7 6.6 7.1 7.5 7.8 8.1
6.3 4.3 5.7 6.6 7.1 7.5 7.8 8.1
8.3 4.3 5.8 6.6 7.1 7.5 7.8 8.1
10.3 4.3 5.8 6.6 7.1 7.5 7.8 8.1
Lunar Limb Profile