Grazing Occultation of    1577 A2      Magnitude 7.2 [Red = 7.1]   
Date: 2009 May 04  2h 46m,  to  2009 May 04  2h 59m

Nominal site altitude 250m

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   41 41  7   2 46 13       52 186  0.78  38.3  17.17  18.02N
- 96 45  0   41 29 12   2 46 49       52 187  0.78  38.4  17.23  18.08N
- 96 30  0   41 17 12   2 47 24       52 188  0.78  38.4  17.28  18.13N
- 96 15  0   41  5  7   2 48  0       52 188  0.77  38.5  17.33  18.18N
- 96  0  0   40 52 57   2 48 37       53 189  0.77  38.5  17.38  18.23N
- 95 45  0   40 40 43   2 49 14       53 190  0.76  38.6  17.43  18.28N
- 95 30  0   40 28 23   2 49 51       53 190  0.76  38.6  17.48  18.33N
- 95 15  0   40 15 59   2 50 28       53 191  0.75  38.7  17.53  18.38N
- 95  0  0   40  3 30   2 51  6       53 192  0.75  38.7  17.58  18.43N
- 94 45  0   39 50 56   2 51 44       53 193  0.75  38.8  17.62  18.48N
- 94 30  0   39 38 18   2 52 23       53 193  0.74  38.8  17.67  18.52N
- 94 15  0   39 25 35   2 53  2       54 194  0.74  38.9  17.72  18.57N
- 94  0  0   39 12 48   2 53 41       54 195  0.74  38.9  17.76  18.61N
- 93 45  0   38 59 56   2 54 20       54 196  0.73  39.0  17.80  18.65N
- 93 30  0   38 46 59   2 55  0       54 196  0.73  39.0  17.85  18.70N
- 93 15  0   38 33 59   2 55 41       54 197  0.73  39.1  17.89  18.74N
- 93  0  0   38 20 54   2 56 21       54 198  0.72  39.1  17.93  18.78N
- 92 45  0   38  7 44   2 57  2       54 199  0.72  39.1  17.97  18.82N
- 92 30  0   37 54 31   2 57 44       54 199  0.72  39.2  18.01  18.86N
- 92 15  0   37 41 14   2 58 25       54 200  0.72  39.2  18.04  18.89N
- 92  0  0   37 27 53   2 59  7       54 201  0.71  39.2  18.08  18.93N

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


                Librations  Long +4.69   Lat +4.67
                            P +17.99     D -2.76
      Illumination of moon  74%+
        Elongation of Moon  119
    Vertical Profile Scale  2.29 km/arcsec at mean distance of moon
   Horizontal Scale Factor  1.46 deg/min


At longitude -94.50:
Limiting Magnitudes for various telescope apertures (in cm)
      CA\Tdia   5    10    15    20    25    30    35
    14.5      5.7   7.1   7.9   8.5   8.8   9.1   9.3
    16.5      5.7   7.1   7.9   8.5   8.8   9.1   9.3
    18.5      5.7   7.2   8.0   8.5   8.8   9.1   9.3
    20.5      5.7   7.2   8.0   8.5   8.9   9.1   9.3
    22.5      5.7   7.2   8.0   8.5   8.9   9.1   9.3


Results of Observer Scan                                    UT
Site                              Long.   Lat.   Dist.    h  m  s
Bonner Springs                    -94.9   39.1    68km    2 51 22
PowellObs                         -94.7   38.6    87km    2 51 52
Blue Springs                      -94.3   39.0    36km    2 52 47
Warrensburg Missouri              -93.8   38.8    14km    2 54 17
Deepwater MO                      -93.7   38.2    59km    2 54 22
Hal                               -80.6   28.2   104km    3 34 57