Grazing Occultation of      17 G5      Magnitude 7.8 [Red = 7.1]   
Date: 2012 Oct 27  4h 16m,  to  2012 Oct 27  4h 30m

Nominal site altitude 236m

E. Longit.   Latitude     U.T.    Sun  Moon   TanZ   PA    AA      CA
   o  '  "    o  '  "   h  m  s   Alt Alt Az          o     o      o
- 97  0  0   35 13 16   4 15 49       60 180  0.58 148.1 172.49  14.86S
- 96 45  0   35 22  5   4 16 32       60 181  0.58 148.1 172.54  14.81S
- 96 30  0   35 30 51   4 17 15       60 182  0.59 148.2 172.59  14.76S
- 96 15  0   35 39 34   4 17 58       59 183  0.59 148.3 172.64  14.70S
- 96  0  0   35 48 13   4 18 41       59 184  0.60 148.3 172.70  14.65S
- 95 45  0   35 56 49   4 19 24       59 185  0.60 148.4 172.75  14.60S
- 95 30  0   36  5 21   4 20  6       59 185  0.60 148.4 172.81  14.54S
- 95 15  0   36 13 49   4 20 48       59 186  0.61 148.5 172.86  14.49S
- 95  0  0   36 22 14   4 21 30       59 187  0.61 148.5 172.92  14.43S
- 94 45  0   36 30 35   4 22 11       58 188  0.62 148.6 172.97  14.37S
- 94 30  0   36 38 53   4 22 53       58 189  0.62 148.6 173.03  14.32S
- 94 15  0   36 47  7   4 23 34       58 189  0.63 148.7 173.09  14.26S
- 94  0  0   36 55 17   4 24 15       58 190  0.63 148.8 173.15  14.20S
- 93 45  0   37  3 24   4 24 55       58 191  0.63 148.8 173.20  14.14S
- 93 30  0   37 11 27   4 25 35       57 192  0.64 148.9 173.26  14.08S
- 93 15  0   37 19 26   4 26 16       57 192  0.64 148.9 173.32  14.02S
- 93  0  0   37 27 22   4 26 55       57 193  0.65 149.0 173.38  13.96S
- 92 45  0   37 35 14   4 27 35       57 194  0.65 149.1 173.44  13.90S
- 92 30  0   37 43  3   4 28 14       57 194  0.66 149.1 173.50  13.84S
- 92 15  0   37 50 47   4 28 53       56 195  0.66 149.2 173.56  13.78S
- 92  0  0   37 58 29   4 29 32       56 196  0.67 149.2 173.63  13.72S

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

Projected diameter of star  1 meters  [Estimated]


    C A S S I N I   R E G I O N   G R A Z E
                Librations  Long +5.22   Lat -4.92
                            P +172.62     D -3.99
      Illumination of moon  93%+
        Elongation of Moon  150
    Vertical Profile Scale  2.10 km/arcsec at mean distance of moon
   Horizontal Scale Factor  1.30 deg/min


At longitude -94.50:
Limiting Magnitudes for various telescope apertures (in cm)
      CA\Tdia   5    10    15    20    25    30    35
    10.3      4.5   6.0   6.8   7.3   7.6   7.9   8.1
    12.3      4.6   6.0   6.8   7.3   7.6   7.9   8.1
    14.3      4.9   6.3   7.1   7.6   8.0   8.2   8.4
    16.3      5.3   6.8   7.6   8.1   8.5   8.7   8.9
    18.3      5.5   7.0   7.8   8.3   8.6   8.9   9.1

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Results of Observer Scan                                    UT
Site                              Long.   Lat.   Dist.    h  m  s