Predictions for Grazing Occultation of ZC 2084, 2009 Feb 15


Grazing Occultation of    2084 A3      Magnitude 6.5 [Red = 6.4]   

Date: 2009 Feb 15 13h 59m,  to  2009 Feb 15 14h 20m

Nominal site altitude 5m

E. Longit.   Latitude     U.T.    Sun  Moon   TanZ   PA    AA      CA
   o  '  "    o  '  "   h  m  s   Alt Alt Az          o     o      o
 146  0  0  -22 46 27  14  7 17       21 104  2.64 208.2 190.01   8.96S
 146 30  0  -23  5 31  14  7 52       21 104  2.56 208.3 190.09   9.05S
 147  0  0  -23 24 50  14  8 28       22 104  2.47 208.4 190.18   9.13S
 147 30  0  -23 44 24  14  9  5       23 103  2.39 208.5 190.26   9.21S
 148  0  0  -24  4 12  14  9 43       23 103  2.32 208.6 190.34   9.30S
 148 30  0  -24 24 15  14 10 22       24 103  2.24 208.6 190.42   9.38S
 149  0  0  -24 44 33  14 11  3       25 102  2.18 208.7 190.50   9.45S
 149 30  0  -25  5  5  14 11 45       25 102  2.11 208.8 190.58   9.53S
 150  0  0  -25 25 51  14 12 28       26 102  2.05 208.9 190.66   9.61S
 150 30  0  -25 46 52  14 13 12       27 101  1.99 209.0 190.73   9.68S
 151  0  0  -26  8  7  14 13 57       27 101  1.93 209.0 190.81   9.77S
 151 30  0  -26 29 35  14 14 44       28 100  1.88 209.1 190.88   9.84S
 152  0  0  -26 51 17  14 15 32       29 100  1.82 209.2 190.95   9.91S
 152 30  0  -27 13 13  14 16 21       29  99  1.77 209.2 191.02   9.97S
 153  0  0  -27 35 22  14 17 11       30  99  1.73 209.3 191.09  10.04S
 153 30  0  -27 57 44  14 18  2       31  98  1.68 209.4 191.15  10.10S
 154  0  0  -28 20 18  14 18 55       31  98  1.63 209.4 191.21  10.16S
 154 30  0  -28 43  5  14 19 48       32  97  1.59 209.5 191.27  10.22S

Path coordinates are referred to WGS84 (as used by GPS), with the
nominal site altitude being referenced to Mean Sea Level.


                Librations  Long +6.57   Lat +6.29
                            P +190.48     D +5.35
      Illumination of moon  62%-
        Elongation of Moon  104
    Vertical Profile Scale  2.22 km/arcsec at mean distance of moon
   Horizontal Scale Factor  1.90 deg/min


At longitude 144.50:
Limiting Magnitudes for various telescope apertures (in cm)
      CA\Tdia   5    10    15    20    25    30    35
     4.7      4.8   6.2   6.9   7.3   7.6   7.8   7.9
     6.7      5.2   6.6   7.3   7.7   8.0   8.2   8.3
     8.7      5.2   6.6   7.3   7.7   8.0   8.2   8.3
    10.7      5.2   6.6   7.3   7.7   8.0   8.2   8.3
    12.7      5.2   6.6   7.3   7.8   8.0   8.2   8.3

Lunar Limb Profile

Lunar Limb Profile