Predictions for Grazing Occultation of ZC3474, 2015 May 13

Graze profile
Grazing Occultation of    3474 A2      Magnitude 5.9 [Red = 5.8]   
   R3474 = 14 Piscium
Date: 2015 May 13 17h 18m,  to  2015 May 13 17h 22m

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
 135  0  0  -36 31 27  17 17 30        2  90 26.91 161.9 186.67   4.16S
 135 30  0  -36 31 40  17 17 30        3  90 22.62 161.8 186.62   4.10S
 136  0  0  -36 31 49  17 17 31        3  89 19.50 161.8 186.56   4.05S
 136 30  0  -36 31 54  17 17 32        3  89 17.13 161.7 186.50   3.99S
 137  0  0  -36 31 54  17 17 33        4  89 15.27 161.7 186.45   3.93S
 137 30  0  -36 31 50  17 17 35        4  88 13.77 161.6 186.39   3.88S
 138  0  0  -36 31 41  17 17 36        5  88 12.53 161.5 186.33   3.82S
 138 30  0  -36 31 28  17 17 38        5  88 11.50 161.5 186.27   3.76S
 139  0  0  -36 31 10  17 17 41        5  87 10.62 161.4 186.21   3.70S
 139 30  0  -36 30 47  17 17 44        6  87  9.86 161.4 186.15   3.64S
 140  0  0  -36 30 21  17 17 47        6  87  9.20 161.3 186.09   3.58S
 140 30  0  -36 29 49  17 17 50        7  87  8.62 161.2 186.03   3.52S
 141  0  0  -36 29 13  17 17 54        7  86  8.11 161.2 185.97   3.46S
 141 30  0  -36 28 32  17 17 58        7  86  7.65 161.1 185.91   3.40S
 142  0  0  -36 27 47  17 18  2        8  86  7.24 161.1 185.85   3.34S
 142 30  0  -36 26 57  17 18  7        8  85  6.87 161.0 185.79   3.27S
 143  0  0  -36 26  2  17 18 12        9  85  6.53 160.9 185.72   3.21S
 143 30  0  -36 25  2  17 18 17        9  85  6.23 160.9 185.66   3.15S
 144  0  0  -36 23 58  17 18 23       10  84  5.95 160.8 185.60   3.08S
 144 30  0  -36 22 48  17 18 29       10  84  5.69 160.7 185.53   3.02S
 145  0  0  -36 21 34  17 18 35       10  84  5.45 160.7 185.47   2.95S
 145 30  0  -36 20 15  17 18 42       11  83  5.23 160.6 185.40   2.89S
 146  0  0  -36 18 50  17 18 49       11  83  5.03 160.5 185.33   2.82S
 146 30  0  -36 17 21  17 18 56       12  83  4.84 160.5 185.27   2.75S
 147  0  0  -36 15 46  17 19  4       12  82  4.66 160.4 185.20   2.69S
 147 30  0  -36 14  7  17 19 12       13  82  4.50 160.3 185.13   2.62S
 148  0  0  -36 12 22  17 19 21       13  82  4.34 160.3 185.06   2.55S
 148 30  0  -36 10 32  17 19 30       13  82  4.20 160.2 184.99   2.48S
 149  0  0  -36  8 36  17 19 39       14  81  4.06 160.1 184.92   2.41S
 149 30  0  -36  6 36  17 19 49       14  81  3.93 160.1 184.85   2.34S
 150  0  0  -36  4 30  17 19 59       15  81  3.81 160.0 184.78   2.27S
 150 30  0  -36  2 19  17 20  9       15  80  3.69 159.9 184.71   2.20S
 151  0  0  -36  0  2  17 20 20       16  80  3.58 159.9 184.64   2.12S
 151 30  0  -35 57 39  17 20 31       16  80  3.48 159.8 184.56   2.05S
 152  0  0  -35 55 11  17 20 43       16  79  3.38 159.7 184.49   1.98S
 152 30  0  -35 52 38  17 20 54       17  79  3.29 159.6 184.42   1.90S
 153  0  0  -35 49 58  17 21  7       17  79  3.20 159.6 184.34   1.83S
 153 30  0  -35 47 13  17 21 20       18  78  3.11 159.5 184.27   1.75S
 154  0  0  -35 44 22  17 21 33       18  78  3.03 159.4 184.19   1.68S
 154 30  0  -35 41 26  17 21 46       19  78  2.95 159.3 184.11   1.60S
 155  0  0  -35 38 23  17 22  0       19  77  2.87 159.3 184.03   1.52S

Path coordinates are referred to WGS84 (as used by GPS), with the
nominal site altitude being referenced to Mean Sea Level. The path
is adjusted for the effects of refraction at low moon altitudes.


    C A S S I N I   R E G I O N   G R A Z E
                Librations  Long -0.14   Lat -2.07
                            P +185.47     D -1.78
      Illumination of moon  24%-
        Elongation of Moon  59
    Vertical Profile Scale  1.96 km/arcsec at mean distance of moon
   Horizontal Scale Factor  1.96 deg/min


At longitude 145.00:
Limiting Magnitudes for various telescope apertures (in cm)
      CA\Tdia   5    10    15    20    25    30    35
    -1.0      2.6   3.9   4.4   4.7   4.9   5.0   5.0
     1.0      4.3   5.6   6.3   6.7   7.0   7.1   7.3
     3.0      4.3   5.7   6.4   6.8   7.0   7.2   7.3
     5.0      4.4   5.8   6.5   6.9   7.1   7.3   7.4
     7.0      5.2   6.7   7.4   7.9   8.2   8.4   8.5

------------------------------------------------------------------------------
Results of Observer Scan                                    UT
Site                              Long.   Lat.   Dist.    h  m  s
AU Mid                            143.0  -30.6   647km   17 18 12
Canberra                          149.2  -35.3    94km   17 19 42
Sydney                            151.1  -33.8   239km   17 20 21

 

Lunar Limb Profile

Lunar Limb Profile