Predictions for Grazing Occultation of ZC 1149, 2007 Apr 23

Grazing Occultation of    1149 wK5      Magnitude   4.1s
 1149 = upsilon Geminorum                     

Date   2007 April 23    (Monday)     Nominal site altitude  0m

E. Longit.   Latitude     U.T.    Sun  Moon   TanZ   PA    WA      CA
   o  '  "    o  '  "   h  m  s   Alt Alt Az          o     o      o
 145  0  0  -35 20 43   8  6 25    -5 28 356  1.89  20.6  12.38  12.25N
 145 10  0  -35 27 37   8  6 47    -5 28 356  1.90  20.6  12.42  12.29N
 145 20  0  -35 34 34   8  7  9    -5 28 356  1.91  20.7  12.46  12.33N
 145 30  0  -35 41 33   8  7 30    -5 27 356  1.93  20.7  12.50  12.37N
 145 40  0  -35 48 35   8  7 52    -6 27 355  1.94  20.8  12.54  12.41N
 145 50  0  -35 55 40   8  8 13    -6 27 355  1.95  20.8  12.58  12.45N
 146  0  0  -36  2 48   8  8 35    -6 27 355  1.96  20.8  12.62  12.49N
 146 10  0  -36  9 58   8  8 56    -6 27 355  1.97  20.9  12.66  12.53N
 146 20  0  -36 17 11   8  9 17    -7 27 354  1.98  20.9  12.69  12.56N
 146 30  0  -36 24 26   8  9 38    -7 27 354  1.99  20.9  12.73  12.60N
 146 40  0  -36 31 43   8  9 59    -7 26 354  2.01  21.0  12.76  12.63N
 146 50  0  -36 39  4   8 10 20    -7 26 354  2.02  21.0  12.80  12.67N
 147  0  0  -36 46 26   8 10 41    -7 26 353  2.03  21.0  12.83  12.70N
 147 10  0  -36 53 51   8 11  2    -8 26 353  2.05  21.1  12.86  12.73N
 147 20  0  -37  1 19   8 11 22    -8 26 353  2.06  21.1  12.89  12.76N
 147 30  0  -37  8 48   8 11 43    -8 26 353  2.07  21.1  12.93  12.79N
 147 40  0  -37 16 20   8 12  3    -8 26 352  2.09  21.2  12.96  12.82N
 147 50  0  -37 23 54   8 12 23    -9 25 352  2.10  21.2  12.98  12.85N
 148  0  0  -37 31 31   8 12 43    -9 25 352  2.12  21.2  13.01  12.88N
 148 10  0  -37 39  9   8 13  3    -9 25 352  2.13  21.2  13.04  12.91N
 148 20  0  -37 46 50   8 13 23    -9 25 352  2.15  21.3  13.07  12.94N
 148 30  0  -37 54 33   8 13 43    -9 25 351  2.16  21.3  13.09  12.96N
 148 40  0  -38  2 18   8 14  2   -10 25 351  2.18  21.3  13.12  12.99N
 148 50  0  -38 10  5   8 14 22   -10 25 351  2.19  21.4  13.14  13.01N
 149  0  0  -38 17 54   8 14 41   -10 24 351  2.21  21.4  13.17  13.04N
 149 10  0  -38 25 44   8 15  0   -10 24 350  2.23  21.4  13.19  13.06N

Path coordinates are referred to WGS84 (as used by GPS).

   1149 is double :   4.0 13.2   46"   46.0
Graze Path of component #2  146.67km South, and 52.4 secs. later cf. primary.

   1149 = NSV 03652,   4.04 to  4.08 V ,  Type 

                Librations  Long +7.41   Lat -6.18
                            P +12.4     D +8.0
      Illumination of moon  40%+
        Elongation of Moon  79
    Vertical Profile Scale  3.51 km/arcsec at mean distance of moon
   Horizontal Scale Factor  1.35 deg/min

Limiting Magnitudes for various telescope apertures (in mm)
      CA\Tdia  50   100   150   200   250   300   350
     9.1      5.6   7.0   7.8   8.3   8.6   8.8   9.0
    11.1      5.6   7.0   7.8   8.3   8.6   8.9   9.0
    13.1      5.6   7.0   7.8   8.3   8.6   8.9   9.1
    15.1      5.6   7.1   7.8   8.3   8.7   8.9   9.1
    17.1      5.6   7.1   7.8   8.3   8.7   8.9   9.1

Lunar Limb Profile