Predictions for Grazing Occultation of ZC 1271, 2013 Sep 29, Adelaide

Graze profile Adelaide
Grazing Occultation of    1271cA5      Magnitude 5.9 [Red = 5.8]   
   R1271 = 29 Cancri
Date: 2013 Sep 29 19h 22m,  to  2013 Sep 29 20h  8m

Nominal site altitude 50m

E. Longit.   Latitude     U.T.    Sun  Moon   TanZ   PA    AA      CA
   o  '  "    o  '  "   h  m  s   Alt Alt Az          o     o      o
 133  0  0  -35 35 53  19 22 19       18  57  3.06 192.6 178.68   1.09S
 133 30  0  -35 33  1  19 22 55       19  56  2.98 192.7 178.79   1.20S
 134  0  0  -35 30 21  19 23 33       19  56  2.90 192.8 178.90   1.30S
 134 30  0  -35 27 53  19 24 12       20  55  2.82 192.9 179.00   1.41S
 135  0  0  -35 25 37  19 24 53       20  55  2.75 193.0 179.11   1.52S
 135 30  0  -35 23 33  19 25 34       20  54  2.68 193.2 179.22   1.63S
 136  0  0  -35 21 42  19 26 17       21  54  2.62 193.3 179.34   1.75S
 136 30  0  -35 20  4  19 27  1       21  53  2.55 193.4 179.46   1.86S
 137  0  0  -35 18 40  19 27 46       22  53  2.50 193.5 179.58   1.98S
 137 30  0  -35 17 30  19 28 32       22  52  2.44 193.6 179.70   2.11S
 138  0  0  -35 16 33  19 29 19       23  52  2.38 193.8 179.82   2.23S
 138 30  0  -35 15 51  19 30  8  -12  23  51  2.33 193.9 179.95   2.36S
 139  0  0  -35 15 23  19 30 58  -11  24  51  2.28 194.0 180.08   2.48S
 139 30  0  -35 15 10  19 31 49  -11  24  50  2.23 194.1 180.21   2.61S
 140  0  0  -35 15 12  19 32 41  -10  25  49  2.19 194.3 180.34   2.75S
 140 30  0  -35 15 30  19 33 35  -10  25  49  2.14 194.4 180.47   2.88S
 141  0  0  -35 16  4  19 34 30   -9  25  48  2.10 194.5 180.61   3.02S
 141 30  0  -35 16 54  19 35 26   -8  26  48  2.06 194.7 180.75   3.16S
 142  0  0  -35 18  1  19 36 23   -8  26  47  2.02 194.8 180.89   3.30S
 142 30  0  -35 19 24  19 37 22   -7  27  46  1.98 195.0 181.03   3.44S
 143  0  0  -35 21  5  19 38 22   -7  27  46  1.95 195.1 181.18   3.59S
 143 30  0  -35 23  3  19 39 23   -6  28  45  1.91 195.3 181.32   3.73S
 144  0  0  -35 25 18  19 40 25   -5  28  44  1.88 195.4 181.47   3.88S
 144 30  0  -35 27 52  19 41 28   -5  28  44  1.85 195.6 181.62   4.03S
 145  0  0  -35 30 44  19 42 33   -4  29  43  1.82 195.7 181.77   4.18S
 145 30  0  -35 33 55  19 43 39   -3  29  42  1.79 195.9 181.93   4.33S
 146  0  0  -35 37 25  19 44 46   -3  30  41  1.76 196.0 182.08   4.49S
 146 30  0  -35 41 13  19 45 54   -2  30  41  1.74 196.2 182.23   4.64S
 147  0  0  -35 45 22  19 47  3   -1  30  40  1.71 196.3 182.39   4.80S

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

1271 is double: 
  This next pair is not confirmed
  ** 6.2 7.0 0.050" 350.0** (OCc 554) Graze path of ? 0.14 km south, and 0.1 secs earlier compared to the primary

                Librations  Long -1.87   Lat +5.99
                            P +181.27     D +6.30
      Illumination of moon  26%-
        Elongation of Moon  61
    Vertical Profile Scale  3.24 km/arcsec at mean distance of moon
   Horizontal Scale Factor  1.34 deg/min


At longitude 144.00:
Limiting Magnitudes for various telescope apertures (in cm)
      CA\Tdia   5    10    15    20    25    30    35
    -0.1      3.2   4.6   5.3   5.8   6.0   6.2   6.3
     1.9      4.8   6.2   7.0   7.4   7.7   7.9   8.1
     3.9      4.8   6.2   7.0   7.4   7.7   7.9   8.1
     5.9      5.0   6.5   7.2   7.7   8.0   8.2   8.3
     7.9      5.5   6.9   7.7   8.2   8.5   8.7   8.9

------------------------------------------------------------------------------
Double star catalogue details
WDS entries 
 
  RA  Dec Name          Y1   Y2     N  PA  PA   Sep   Sep  M1    M2 
08286+1413OCC 554                   0                      6.2   7.0            -014-013                        082837.35+141239.1 
 
------------------------------------------------ 
Interferometric catalogue entries 
 
082837.35+141239.1  29 Cnc                    OCC 554                   HD  71555    HIP  41578         08286+1413     
    Date       PA              Sep                  M1             M2 
  1978.      V   .      .      0.05       .         6.2     .      7.0     .                       1  OCC2002  O       
  1988.168       .      .   <  0.038      .          .      .       .      .       549  22   3.6   1  McA1993  Sc      
 

------------------------------------------------------------------------------
Results of Observer Scan                                    UT
Site                              Long.   Lat.   Dist.    h  m  s
Adelaide                          138.6  -34.9    38km   19 30 18
Bendigo                           144.3  -36.8   149km   19 41  7

 

Lunar Limb Profile - near Adelaide

Lunar Limb Profile