Predictions for Grazing Occultation of ZC 2273, 2007 Mar 10

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

Date   2007 March 10    (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
 146  0  0  -29 20 52  13  9 23       14 111  4.03 203.0 191.66   9.65S
 146 10  0  -29 27 29  13  9 31       14 111  3.97 203.0 191.68   9.67S
 146 20  0  -29 34  7  13  9 39       14 111  3.91 203.0 191.70   9.69S
 146 30  0  -29 40 48  13  9 47       15 111  3.85 203.1 191.72   9.71S
 146 40  0  -29 47 29  13  9 55       15 111  3.80 203.1 191.74   9.73S
 146 50  0  -29 54 12  13 10  3       15 111  3.74 203.1 191.76   9.74S
 147  0  0  -30  0 57  13 10 11       15 111  3.69 203.1 191.78   9.76S
 147 10  0  -30  7 43  13 10 20       15 111  3.64 203.1 191.79   9.78S
 147 20  0  -30 14 31  13 10 28       16 111  3.59 203.2 191.81   9.80S
 147 30  0  -30 21 20  13 10 37       16 110  3.54 203.2 191.83   9.82S
 147 40  0  -30 28 10  13 10 46       16 110  3.49 203.2 191.85   9.84S
 147 50  0  -30 35  2  13 10 55       16 110  3.45 203.2 191.87   9.86S
 148  0  0  -30 41 56  13 11  4       16 110  3.40 203.2 191.89   9.87S
 148 10  0  -30 48 51  13 11 13       17 110  3.36 203.2 191.90   9.89S
 148 20  0  -30 55 47  13 11 22       17 110  3.31 203.3 191.92   9.91S
 148 30  0  -31  2 45  13 11 31       17 110  3.27 203.3 191.94   9.93S
 148 40  0  -31  9 44  13 11 41       17 110  3.23 203.3 191.96   9.94S
 148 50  0  -31 16 45  13 11 50       17 109  3.19 203.3 191.97   9.96S
 149  0  0  -31 23 47  13 12  0       18 109  3.15 203.3 191.99   9.98S
 149 10  0  -31 30 51  13 12 10       18 109  3.11 203.3 192.01  10.00S
 149 20  0  -31 37 56  13 12 20       18 109  3.07 203.4 192.02  10.01S
 149 30  0  -31 45  2  13 12 30       18 109  3.04 203.4 192.04  10.03S
 149 40  0  -31 52 10  13 12 40       18 109  3.00 203.4 192.06  10.05S
 149 50  0  -31 59 20  13 12 51       19 109  2.96 203.4 192.07  10.06S
 150  0  0  -32  6 30  13 13  1       19 109  2.93 203.4 192.09  10.08S
 150 10  0  -32 13 43  13 13 12       19 108  2.89 203.4 192.11  10.09S
 150 20  0  -32 20 56  13 13 22       19 108  2.86 203.5 192.12  10.11S
 150 30  0  -32 28 11  13 13 33       19 108  2.83 203.5 192.14  10.12S
 150 40  1  -32 35 27  13 13 44       20 108  2.80 203.5 192.15  10.14S
 150 50  1  -32 42 45  13 13 55       20 108  2.76 203.5 192.17  10.16S
 151  0  1  -32 50  4  13 14  6       20 108  2.73 203.5 192.18  10.17S
 151 10  1  -32 57 25  13 14 17       20 108  2.70 203.5 192.20  10.18S
 151 20  1  -33  4 46  13 14 29       21 107  2.67 203.5 192.21  10.20S
 151 30  1  -33 12 10  13 14 40       21 107  2.64 203.6 192.22  10.21S

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 0.04

                Librations  Long -5.10   Lat +6.06
                            P +191.7     D +7.3
      Illumination of moon  65%-
        Elongation of Moon  108
    Vertical Profile Scale  2.37 km/arcsec at mean distance of moon
   Horizontal Scale Factor  1.92 deg/min

Limiting Magnitudes for various telescope apertures (in mm)
      CA\Tdia  50   100   150   200   250   300   350
     6.2      5.2   6.6   7.3   7.8   8.0   8.2   8.4
     8.2      5.2   6.6   7.4   7.8   8.1   8.3   8.4
    10.2      5.2   6.6   7.4   7.8   8.1   8.3   8.4
    12.2      5.3   6.7   7.4   7.8   8.1   8.3   8.4
    14.2      5.3   6.7   7.4   7.8   8.1   8.3   8.5

Lunar Limb Profile

Lunar Limb Profile