Predictions for Grazing Occultation of ZC 2505, 2007 Jul 26

Grazing Occultation of    2505  K4      Magnitude   5.3 
 2505 = 43 Ophiuchi                           

Date   2007 July 26    (Thursday)     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
 135  0  0  -36 30 39  16 28 37       35 259  1.42 171.9 168.10   6.42S
 135 10  0  -36 25 23  16 28 50       35 258  1.43 171.8 168.07   6.45S
 135 20  0  -36 20  6  16 29  3       35 258  1.44 171.8 168.05   6.47S
 135 30  0  -36 14 48  16 29 15       35 258  1.45 171.8 168.03   6.49S
 135 40  0  -36  9 29  16 29 28       34 258  1.46 171.8 168.01   6.51S
 135 50  0  -36  4 10  16 29 41       34 258  1.47 171.7 167.99   6.53S
 136  0  0  -35 58 49  16 29 54       34 258  1.48 171.7 167.97   6.55S
 136 10  0  -35 53 28  16 30  6       34 258  1.49 171.7 167.95   6.56S
 136 20  0  -35 48  6  16 30 19       34 257  1.50 171.7 167.93   6.58S
 136 30  0  -35 42 43  16 30 32       34 257  1.51 171.7 167.91   6.60S
 136 40  0  -35 37 20  16 30 44       33 257  1.52 171.7 167.90   6.62S
 136 50  0  -35 31 55  16 30 57       33 257  1.53 171.6 167.88   6.64S
 137  0  0  -35 26 30  16 31  9       33 257  1.54 171.6 167.86   6.65S
 137 10  0  -35 21  4  16 31 21       33 257  1.56 171.6 167.84   6.67S
 137 20  0  -35 15 37  16 31 34       33 256  1.57 171.6 167.83   6.69S
 137 30  0  -35 10  9  16 31 46       32 256  1.58 171.6 167.81   6.71S
 137 40  0  -35  4 41  16 31 58       32 256  1.59 171.6 167.79   6.72S
 137 50  0  -34 59 12  16 32 10       32 256  1.60 171.5 167.78   6.74S
 138  0  0  -34 53 42  16 32 22       32 256  1.61 171.5 167.76   6.76S
 138 10  0  -34 48 12  16 32 34       32 256  1.63 171.5 167.74   6.77S
 138 20  0  -34 42 41  16 32 46       31 255  1.64 171.5 167.73   6.79S
 138 30  0  -34 37  9  16 32 58       31 255  1.65 171.5 167.71   6.80S
 138 40  0  -34 31 36  16 33 10       31 255  1.67 171.5 167.70   6.82S
 138 50  0  -34 26  3  16 33 22       31 255  1.68 171.4 167.68   6.83S
 139  0  0  -34 20 29  16 33 34       31 255  1.69 171.4 167.67   6.85S
 139 10  0  -34 14 54  16 33 45       30 255  1.70 171.4 167.65   6.86S
 139 20  0  -34  9 19  16 33 57       30 255  1.72 171.4 167.64   6.88S
 139 30  0  -34  3 43  16 34  8       30 254  1.73 171.4 167.62   6.89S
 139 40  1  -33 58  7  16 34 20       30 254  1.75 171.4 167.61   6.91S
 139 50  1  -33 52 30  16 34 31       30 254  1.76 171.4 167.60   6.92S
 140  0  1  -33 46 52  16 34 43       29 254  1.77 171.3 167.58   6.93S
 140 10  1  -33 41 14  16 34 54       29 254  1.79 171.3 167.57   6.95S
 140 20  1  -33 35 35  16 35  5       29 254  1.80 171.3 167.56   6.96S
 140 30  1  -33 29 55  16 35 16       29 254  1.82 171.3 167.54   6.97S
 140 40  1  -33 24 15  16 35 28       29 253  1.83 171.3 167.53   6.99S
 140 50  1  -33 18 34  16 35 39       28 253  1.85 171.3 167.52   7.00S
 141  0  1  -33 12 53  16 35 50       28 253  1.86 171.3 167.51   7.01S
 141 10  1  -33  7 11  16 36  1       28 253  1.88 171.3 167.49   7.02S
 141 20  1  -33  1 29  16 36 11       28 253  1.89 171.2 167.48   7.03S
 141 30  1  -32 55 46  16 36 22       28 253  1.91 171.2 167.47   7.05S
 141 40  1  -32 50  3  16 36 33       27 253  1.93 171.2 167.46   7.06S
 141 50  1  -32 44 19  16 36 44       27 253  1.94 171.2 167.45   7.07S
 142  0  1  -32 38 35  16 36 54       27 252  1.96 171.2 167.44   7.08S
 142 10  1  -32 32 50  16 37  5       27 252  1.98 171.2 167.43   7.09S
 142 20  1  -32 27  5  16 37 15       27 252  1.99 171.2 167.42   7.10S
 142 30  1  -32 21 19  16 37 26       26 252  2.01 171.2 167.40   7.11S
 142 40  1  -32 15 33  16 37 36       26 252  2.03 171.2 167.39   7.12S
 142 50  1  -32  9 46  16 37 46       26 252  2.05 171.1 167.38   7.13S
 143  0  1  -32  3 59  16 37 57       26 252  2.06 171.1 167.38   7.14S
 143 10  1  -31 58 12  16 38  7       26 251  2.08 171.1 167.37   7.15S
 143 20  1  -31 52 24  16 38 17       25 251  2.10 171.1 167.36   7.16S
 143 30  1  -31 46 36  16 38 27       25 251  2.12 171.1 167.35   7.17S
 143 40  1  -31 40 47  16 38 37       25 251  2.14 171.1 167.34   7.18S
 143 50  1  -31 34 58  16 38 47       25 251  2.16 171.1 167.33   7.19S
 144  0  1  -31 29  9  16 38 56       25 251  2.18 171.1 167.32   7.20S
 144 10  1  -31 23 19  16 39  6       24 251  2.20 171.1 167.31   7.20S
 144 20  1  -31 17 29  16 39 16       24 251  2.22 171.1 167.30   7.21S
 144 30  1  -31 11 39  16 39 25       24 250  2.24 171.1 167.30   7.22S
 144 40  1  -31  5 48  16 39 35       24 250  2.26 171.1 167.29   7.23S
 144 50  1  -30 59 57  16 39 44       24 250  2.28 171.0 167.28   7.24S
 145  0  1  -30 54  5  16 39 54       23 250  2.30 171.0 167.27   7.24S
 145 10  1  -30 48 14  16 40  3       23 250  2.33 171.0 167.27   7.25S
 145 20  1  -30 42 22  16 40 12       23 250  2.35 171.0 167.26   7.26S
 145 30  1  -30 36 29  16 40 21       23 250  2.37 171.0 167.25   7.26S
 145 40  1  -30 30 37  16 40 30       23 250  2.39 171.0 167.25   7.27S
 145 50  1  -30 24 44  16 40 39       22 250  2.42 171.0 167.24   7.28S
 146  0  1  -30 18 51  16 40 48       22 249  2.44 171.0 167.24   7.28S
 146 10  1  -30 12 58  16 40 57       22 249  2.47 171.0 167.23   7.29S
 146 20  1  -30  7  4  16 41  6       22 249  2.49 171.0 167.22   7.29S
 146 30  1  -30  1 11  16 41 15       22 249  2.52 171.0 167.22   7.30S
 146 40  1  -29 55 17  16 41 23       21 249  2.54 171.0 167.21   7.30S
 146 50  1  -29 49 23  16 41 32       21 249  2.57 171.0 167.21   7.31S
 147  0  1  -29 43 28  16 41 40       21 249  2.59 171.0 167.20   7.31S
 147 10  1  -29 37 34  16 41 49       21 249  2.62 171.0 167.20   7.32S
 147 20  1  -29 31 39  16 41 57       21 249  2.65 171.0 167.19   7.32S
 147 30  1  -29 25 45  16 42  5       20 248  2.68 171.0 167.19   7.33S
 147 40  1  -29 19 50  16 42 14       20 248  2.71 170.9 167.19   7.33S
 147 50  1  -29 13 55  16 42 22       20 248  2.73 170.9 167.18   7.34S
 148  0  1  -29  7 59  16 42 30       20 248  2.76 170.9 167.18   7.34S
 148 10  1  -29  2  4  16 42 38       20 248  2.79 170.9 167.16   7.35S
 148 20  1  -28 56  9  16 42 46       19 248  2.83 170.9 167.16   7.36S
 148 30  1  -28 50 13  16 42 53       19 248  2.86 170.9 167.16   7.36S
 148 40  2  -28 44 17  16 43  1       19 248  2.89 170.9 167.15   7.36S
 148 50  2  -28 38 22  16 43  9       19 248  2.92 170.9 167.15   7.37S
 149  0  2  -28 32 26  16 43 16       19 247  2.95 170.9 167.15   7.37S
 149 10  2  -28 26 30  16 43 24       18 247  2.99 170.9 167.15   7.37S
 149 20  2  -28 20 34  16 43 31       18 247  3.02 170.9 167.14   7.37S
 149 30  2  -28 14 38  16 43 39       18 247  3.06 170.9 167.14   7.38S
 149 40  2  -28  8 42  16 43 46       18 247  3.10 170.9 167.14   7.38S
 149 50  2  -28  2 46  16 43 53       18 247  3.13 170.9 167.14   7.38S
 150  0  2  -27 56 50  16 44  0       18 247  3.17 170.9 167.14   7.38S
 150 10  2  -27 50 54  16 44  7       17 247  3.21 170.9 167.13   7.38S
 150 20  2  -27 44 58  16 44 14       17 247  3.25 170.9 167.13   7.39S
 150 30  2  -27 39  2  16 44 21       17 247  3.29 170.9 167.13   7.39S
 150 40  2  -27 33  6  16 44 28       17 246  3.33 170.9 167.13   7.39S
 150 50  2  -27 27 10  16 44 35       17 246  3.37 170.9 167.13   7.39S
 151  0  2  -27 21 14  16 44 41       16 246  3.42 170.9 167.13   7.39S
 151 10  2  -27 15 18  16 44 48       16 246  3.46 170.9 167.13   7.39S
 151 20  2  -27  9 22  16 44 55       16 246  3.50 170.9 167.13   7.39S
 151 30  2  -27  3 26  16 45  1       16 246  3.55 170.9 167.13   7.39S
 151 40  2  -26 57 30  16 45  7       16 246  3.60 170.9 167.13   7.39S
 151 50  2  -26 51 35  16 45 14       15 246  3.65 170.9 167.13   7.39S
 152  0  2  -26 45 39  16 45 20       15 246  3.70 170.9 167.13   7.39S
 152 10  2  -26 39 44  16 45 26       15 246  3.75 170.9 167.13   7.39S
 152 20  2  -26 33 48  16 45 32       15 246  3.80 170.9 167.13   7.39S
 152 30  2  -26 27 53  16 45 38       15 245  3.85 170.9 167.13   7.39S
 152 40  2  -26 21 58  16 45 44       14 245  3.91 170.9 167.13   7.39S
 152 50  2  -26 16  2  16 45 50       14 245  3.97 170.9 167.13   7.38S
 153  0  2  -26 10  7  16 45 55       14 245  4.02 170.9 167.13   7.38S
 153 10  2  -26  4 13  16 46  1       14 245  4.08 170.9 167.14   7.38S
 153 20  2  -25 58 18  16 46  7       14 245  4.15 170.9 167.14   7.38S

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

                Librations  Long -5.34   Lat +6.21
                            P +166.6     D +5.1
      Illumination of moon  87%+
        Elongation of Moon  138
    Vertical Profile Scale  1.98 km/arcsec at mean distance of moon
   Horizontal Scale Factor  1.97 deg/min

Limiting Magnitudes for various telescope apertures (in mm)
      CA\Tdia  50   100   150   200   250   300   350
     3.4      2.4   3.7   4.3   4.6   4.8   4.9   5.0
     5.4      3.9   5.2   5.8   6.1   6.3   6.5   6.6
     7.4      3.9   5.3   5.9   6.2   6.4   6.6   6.7
     9.4      4.2   5.6   6.2   6.5   6.8   6.9   7.0
    11.4      4.6   6.0   6.6   7.0   7.2   7.3   7.4

Lunar Limb Profile for graze near Adelaide

Lunar Limb Profile

Lunar Limb Profile for graze near Brisbane

Lunar Limb Profile