Predictions for Grazing Occultation of SAO 139432, 2014 Apr 15

Graze profile
Grazing Occultation of  139432 F2  Magnitude 8.4 [Red = 8.1]   
Date: 2014 Apr 15  8h  4m,  to  2014 Apr 15  8h 20m during total eclipse

Nominal site altitude 100m

E. Longit.   Latitude     U.T.    Sun  Moon   TanZ   PA    AA      CA
   o  '  "    o  '  "   h  m  s   Alt Alt Az          o     o      o
 167  0  0  -33 52 12   8  4  6       20  89  2.78 201.6 178.83  79.98U
 167 30  0  -34  3 22   8  4 37       20  88  2.71 201.7 178.89  80.11U
 168  0  0  -34 14 41   8  5  9       21  88  2.63 201.8 178.95  80.25U
 168 30  0  -34 26 10   8  5 41       21  88  2.56 201.8 179.02  80.41U
 169  0  0  -34 37 48   8  6 14       22  87  2.50 201.9 179.08  80.57U
 169 30  0  -34 49 37   8  6 49       22  87  2.43 202.0 179.14  80.74U
 170  0  0  -35  1 34   8  7 24       23  86  2.37 202.0 179.21  80.91U
 170 30  0  -35 13 42   8  8  0       23  86  2.31 202.1 179.27  81.10U
 171  0  0  -35 25 59   8  8 36       24  85  2.26 202.1 179.33  81.30U
 171 30  0  -35 38 25   8  9 14       24  85  2.20 202.2 179.39  81.52U
 172  0  0  -35 51  1   8  9 52       25  84  2.15 202.3 179.45  81.74U
 172 30  0  -36  3 46   8 10 31       25  84  2.10 202.3 179.51  81.97U
 173  0  0  -36 16 41   8 11 12       26  83  2.06 202.4 179.57  82.22U
 173 30  0  -36 29 44   8 11 53       26  83  2.01 202.4 179.63  82.48U
 174  0  0  -36 42 57   8 12 34       27  82  1.97 202.5 179.68  82.75U
 174 30  0  -36 56 19   8 13 17       27  82  1.92 202.5 179.74  83.03U
 175  0  0  -37  9 49   8 14  0       28  81  1.88 202.6 179.79  83.33U
 175 30  0  -37 23 28   8 14 44       28  80  1.84 202.7 179.84  83.65U
 176  0  0  -37 37 16   8 15 29       29  80  1.81 202.7 179.90  83.97U
 176 30  0  -37 51 12   8 16 15       29  79  1.77 202.8 179.95  84.31U
 177  0  0  -38  5 16   8 17  2       30  79  1.74 202.8 180.00  84.67U
 177 30  0  -38 19 29   8 17 49       30  78  1.70 202.9 180.04  85.04U
 178  0  0  -38 33 49   8 18 37       31  77  1.67 202.9 180.09  85.43U
 178 30  0  -38 48 17   8 19 26       31  77  1.64 202.9 180.14  85.83U
 179  0  0  -39  2 52   8 20 15       32  76  1.61 203.0 180.18  86.25U

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


                Librations  Long -4.67   Lat -0.38
                            P +179.58     D -0.15
      Illumination of moon  0%E
        Elongation of Moon  179
    Vertical Profile Scale  2.63 km/arcsec at mean distance of moon
   Horizontal Scale Factor  1.77 deg/min


At longitude 173.00:
Limiting Magnitudes for various telescope apertures (in cm)
      CA\Tdia   5    10    15    20    25    30    35
    78.2     10.6  11.3  11.9  12.5  13.1  13.8  14.4
    80.2     10.6  11.3  11.9  12.5  13.1  13.8  14.4
    82.2     10.6  11.3  11.9  12.5  13.1  13.8  14.4
    84.2     10.6  11.3  11.9  12.5  13.1  13.8  14.4
    86.2     10.6  11.3  11.9  12.5  13.1  13.8  14.4

------------------------------------------------------------------------------
Results of Observer Scan                                    UT
Site                              Long.   Lat.   Dist.    h  m  s
Auckland                          174.8  -36.9    17km    8 13 43
MidNZ                             173.0  -41.0   453km    8 11 12

 

Lunar Limb Profile

Lunar Limb Profile