Predictions for Grazing Occultation of ZC 2273, 2008 Jan 4

Grazing Occultation of    2273  B8      Magnitude   5.9v
 2273 = 3 Scorpii (V927)                      

Date   2008 January  4    (Friday)     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  -27  2  0  16 46 46        8 114  6.83 200.9 189.14  14.11S
 150 10  0  -27  7 50  16 46 50        9 114  6.68 200.9 189.16  14.13S
 150 20  0  -27 13 41  16 46 55        9 114  6.53 200.9 189.18  14.15S
 150 30  0  -27 19 33  16 47  0        9 114  6.39 201.0 189.20  14.17S
 150 40  0  -27 25 27  16 47  5        9 114  6.25 201.0 189.22  14.19S
 150 50  0  -27 31 22  16 47 10        9 114  6.12 201.0 189.24  14.21S
 151  0  0  -27 37 19  16 47 15        9 114  5.99 201.0 189.26  14.23S
 151 10  0  -27 43 16  16 47 20       10 114  5.87 201.0 189.28  14.25S
 151 20  0  -27 49 16  16 47 25       10 113  5.75 201.1 189.30  14.27S
 151 30  0  -27 55 16  16 47 31       10 113  5.64 201.1 189.32  14.29S
 151 40  0  -28  1 18  16 47 36       10 113  5.53 201.1 189.34  14.31S
 151 50  0  -28  7 21  16 47 42       10 113  5.43 201.1 189.36  14.33S
 152  0  0  -28 13 25  16 47 48       11 113  5.33 201.1 189.38  14.35S
 152 10  0  -28 19 31  16 47 53       11 113  5.23 201.2 189.40  14.37S
 152 20  0  -28 25 38  16 47 59       11 113  5.13 201.2 189.42  14.39S
 152 30  0  -28 31 46  16 48  5       11 113  5.04 201.2 189.44  14.41S
 152 40  0  -28 37 56  16 48 11       11 113  4.95 201.2 189.46  14.43S
 152 50  0  -28 44  7  16 48 18       12 113  4.87 201.2 189.47  14.45S
 153  0  0  -28 50 20  16 48 24       12 112  4.78 201.3 189.49  14.47S
 153 10  0  -28 56 33  16 48 30       12 112  4.70 201.3 189.51  14.49S
 153 20  0  -29  2 48  16 48 37       12 112  4.63 201.3 189.53  14.50S
 153 30  0  -29  9  5  16 48 44       12 112  4.55 201.3 189.55  14.52S
 153 40  0  -29 15 22  16 48 50       13 112  4.48 201.3 189.57  14.54S
 153 50  0  -29 21 41  16 48 57       13 112  4.41 201.3 189.59  14.56S
 154  0  0  -29 28  2  16 49  4       13 112  4.34 201.4 189.61  14.58S

Path coordinates are referred to WGS84 (as used by GPS).

   2273 = V0927 Sco,   5.80 +/- 0.03 V ,  Type SXARI,  Period 1.45937 days,  Phase 0.71

                Librations  Long +0.06   Lat +6.11
                            P +189.6     D +6.3
      Illumination of moon  13%-
        Elongation of Moon  42
    Vertical Profile Scale  2.34 km/arcsec at mean distance of moon
   Horizontal Scale Factor  2. deg/min

Limiting Magnitudes for various telescope apertures (in mm)
      CA\Tdia  50   100   150   200   250   300   350
    10.6      6.2   7.6   8.4   9.0   9.3   9.6   9.8
    12.6      6.2   7.7   8.5   9.0   9.4   9.7   9.9
    14.6      6.3   7.7   8.5   9.1   9.4   9.7   9.9
    16.6      6.3   7.7   8.6   9.1   9.5   9.7  10.0
    18.6      6.3   7.8   8.6   9.1   9.5   9.8  10.0

Lunar Limb Profile