San Jose Area Map
0.4 km North to 4
or 6km South
4 Peaks on the
Grazeline
Derek will go
0.05km South
Grazing Occultation
of 810 SB7 Magnitude 1.7
810 = El Nath = beta Tauri
Date 2006 September 14 (Thursday) Nominal site altitude 20m
E. Longit. Latitude U.T.
Sun Moon TanZ
PA WA CA
o
' " o
' " h
m s Alt Alt
Az o o
o
-123 0
0 37 10 13 13 5
22 -10 75 119 0.27 350.6 354.00 6.25N
-122 52 30 37 12
0 13 5 37
-10 75 120 0.27 350.6
354.04 6.20N
-122 45 0
37 13 46 13 5 52
-10 75 120 0.27 350.7
354.09 6.15N
-122 37 30 37 15 31
13 6 7
-10 75 121 0.27 350.7
354.14 6.10N
-122 30 0
37 17 15 13 6 22
-10 75 121 0.27 350.7
354.19 6.06N
-122 22 30 37 18 59
13 6 37 -10 75 122
0.26 350.8 354.23 6.01N
-122 15 0
37 20 41 13 6 52
-9 75 122 0.26 350.8
354.28 5.96N
-122 7 30
37 22 22 13 7
7 -9 75 123 0.26 350.9 354.33 5.91N
-122 0
0 37 24 3
13 7 22 -9 76 123
0.26 350.9 354.38 5.87N
Path coordinates are
referred to WGS84 (as used by GPS).
810 is triple : 2.6
2.6 0.100" 270.0 :
1.6 33" 239.0
Graze Path of
component #2 0.03km South, and 0.3
secs. earlier cf. primary.
Graze Path of
component #3 23.34km North, and 86.1
secs. earlier cf. primary.
Librations Long +7.93
Lat -6.66
P +353.5 D +6.1
Illumination of moon 49%-
Elongation of Moon 89
Vertical Profile Scale 1.89 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.31 deg/min
Limiting Magnitudes
for various telescope apertures (in mm)
CA\Tdia
50 100 150
200 250 300
350
1.9
5.1 6.5 7.4
7.9 8.3 8.5
8.8
3.9
5.4 6.8 7.7
8.2 8.6 8.9
9.1
5.9
5.9 7.4 8.2
8.8 9.2 9.5
9.7
7.9
5.9 7.4 8.2
8.8 9.2 9.5
9.7
9.9
6.0 7.4 8.3
8.8 9.2 9.5
9.7
FROM THE I-5 AREA
+0.3 to -1.6km from
the Northern Limit
Grazing Occultation
of 810 SB7 Magnitude 1.7
810 = El Nath = beta Tauri
Date 2006 September 14 (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
-125 0
0 36 39 34 13 1
21 73 112 0.31 349.8 353.25 6.99N
-124 52 30 36 41 36
13 1 36 73 113
0.31 349.9 353.30 6.94N
-124 45 0
36 43 37 13 1 51
73 113 0.31 349.9 353.35 6.90N
-124 37 30 36 45 38
13 2 6
73 114 0.30 350.0 353.39 6.85N
-124 30 0
36 47 37 13 2 21
73 114 0.30 350.0 353.44 6.81N
-124 22 30 36 49 35
13 2 36 -12 73 114
0.30 350.0 353.48 6.76N
-124 15 0
36 51 32 13 2 52
-12 73 115 0.30 350.1
353.53 6.71N
-124 7 30
36 53 29 13 3
7 -12 74 115 0.29 350.1 353.58 6.67N
-124 0
0 36 55 24 13 3
22 -12 74 116 0.29 350.2 353.62 6.62N
-123 52 30 36 57 18
13 3 37 -11 74 116
0.29 350.2 353.67 6.57N
-123 45 0
36 59 12 13 3 52
-11 74 117 0.29 350.3
353.72 6.53N
-123 37 30 37
1 5 13
4 7 -11 74 117
0.29 350.3 353.76 6.48N
-123 30 0
37 2 56 13 4
22 -11 74 117 0.28 350.4 353.81 6.43N
-123 22 30 37
4 47 13 4 37
-11 74 118 0.28 350.4 353.86 6.39N
-123 15 0
37 6 37 13 4
52 -11 74 118 0.28 350.5 353.90 6.34N
-123 7 30
37 8 25 13
5 7 -10 75 119
0.28 350.5 353.95 6.29N
-123 0
0 37 10 13 13 5
22 -10 75 119 0.27 350.6 354.00 6.25N
-122 52 30 37 12
0 13 5 37
-10 75 120 0.27 350.6
354.04 6.20N
-122 45 0
37 13 46 13 5 52
-10 75 120 0.27 350.7
354.09 6.15N
-122 37 30 37 15 31
13 6 7
-10 75 121 0.27 350.7
354.14 6.10N
-122 30 0
37 17 15 13 6 22
-10 75 121 0.27 350.7
354.19 6.06N
-122 22 30 37 18 59
13 6 37 -10 75 122
0.26 350.8 354.23 6.01N
-122 15 0
37 20 41 13 6 52
-9 75 122 0.26 350.8
354.28 5.96N
-122 7 30
37 22 22 13 7
7 -9 75 123 0.26 350.9 354.33 5.91N
-122 0
0 37 24 3
13 7 22 -9
76 123 0.26 350.9 354.38 5.87N
-121 52 30 37 25 42
13 7 37 -9 76 124
0.26 351.0 354.42 5.82N
-121 45 0
37 27 21 13 7 52
-9 76 124 0.25 351.0
354.47 5.77N
-121 37 30 37 28 58
13 8 7
-9 76 125 0.25 351.1
354.52 5.72N
-121 30 0
37 30 35 13 8 22
-8 76 126 0.25 351.1
354.57 5.68N
-121 22 30 37 32 11
13 8 36 -8 76 126
0.25 351.2 354.61 5.63N
-121 15 0
37 33 46 13 8 51
-8 76 127 0.25 351.2
354.66 5.58N
Path coordinates are
referred to WGS84 (as used by GPS).
810 is triple : 2.6
2.6 0.100" 270.0 :
1.6 33" 239.0
Graze Path of
component #2 0.03km
South, and 0.3 secs. earlier cf. primary.
Graze Path of
component #3 23.63km
North, and 86.1 secs. earlier cf. primary.
Librations Long +7.91
Lat -6.66
P +353.7 D +6.2
Illumination of moon 49%-
Elongation of Moon 89
Vertical Profile Scale 1.89 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.31 deg/min
Limiting Magnitudes
for various telescope apertures (in mm)
CA\Tdia
50 100 150
200 250 300
350
1.6
5.1 6.5 7.3
7.9 8.3 8.5
8.7
3.6
5.1 6.5 7.4
7.9 8.3 8.6
8.8
5.6
5.9 7.4 8.2
8.8 9.2 9.5
9.7
7.6
5.9 7.4 8.2
8.8 9.2 9.5
9.7
9.6
5.9 7.4 8.2
8.8 9.2 9.5
9.7
EARLY MAG 7.6 GRAZE PROFILE
Grazing Occultation of
77138 A* Magnitude 7.6
Date 2006 September
14 (Thursday) Nominal site altitude 57m
E. Longit. Latitude U.T.
Sun Moon TanZ
PA WA CA
o '
" o ' " h
m s Alt Alt
Az o o
o
-125 0 0
34 46 50 11 9 15
51 86 0.80 345.0 348.73 11.44N
-124 54 0 34 50
4 11 9 26
51 86 0.80 345.0 348.75 11.42N
-124 48 0 34 53 18
11 9 37 51
87 0.80 345.0 348.77 11.40N
-124 42 0 34 56 32
11 9 48 52
87 0.79 345.1 348.79 11.38N
-124 36 0 34 59 44
11 9 59 52
87 0.79 345.1 348.81 11.36N
-124 30 0 35
2 57 11 10 11 52
87 0.79 345.1 348.83 11.34N
-124 24 0 35
6 9 11 10 22
52 87 0.78 345.1 348.85 11.32N
-124 18 0 35
9 20 11 10 33 52
87 0.78 345.1 348.87 11.30N
-124 12 0 35 12 31
11 10 44 52 87
0.78 345.2 348.89 11.28N
-124 6 0
35 15 41 11 10 55 52
88 0.77 345.2 348.91 11.25N
-124 0 0 35
18 51 11 11 6
52 88 0.77 345.2 348.93 11.23N
-123 54 0 35 22
0 11 11 18 53
88 0.77 345.2 348.95 11.21N
-123 48 0 35 25
9 11 11 29 53
88 0.76 345.2 348.98 11.19N
-123 42 0 35 28 17
11 11 40 53 88
0.76 345.3 349.00 11.17N
-123 36 0 35 31 25
11 11 51 53 88
0.76 345.3 349.02 11.15N
-123 30 0 35 34 32
11 12 3 53
88 0.75 345.3 349.04 11.13N
-123 24 0 35 37 39
11 12 14 53 89
0.75 345.3 349.06 11.11N
-123 18 0 35 40 45
11 12 25 53 89
0.75 345.3 349.08 11.09N
-123 12 0 35 43 51
11 12 36 53 89
0.74 345.4 349.10 11.07N
-123 6 0
35 46 56 11 12 48 53
89 0.74 345.4 349.12 11.04N
-123 0 0
35 50 0 11 12 59
54 89 0.74 345.4 349.15 11.02N
-122 54 0 35 53
5 11 13 10 54
89 0.73 345.4 349.17 11.00N
-122 48 0 35 56
8 11 13 21 54
89 0.73 345.5 349.19 10.98N
-122 42 0 35 59 11
11 13 33 54 90
0.73 345.5 349.21 10.96N
-122 36 0 36
2 14 11 13 44 54
90 0.72 345.5 349.23 10.93N
-122 30 0 36
5 16 11 13 55 54
90 0.72 345.5 349.26 10.91N
-122 24 0 36
8 17 11 14 7
54 90 0.72 345.5 349.28 10.89N
-122 18 0 36 11 18
11 14 18 54 90
0.71 345.6 349.30 10.87N
-122 12 0 36 14 18
11 14 29 55 90
0.71 345.6 349.32 10.85N
-122 6 0
36 17 18 11 14 41 55
91 0.71 345.6 349.34 10.82N
-122 0 0
36 20 18 11 14 52 55
91 0.71 345.6 349.37 10.80N
-121 54 0 36 23 16
11 15 3 55
91 0.70 345.7 349.39 10.78N
-121 48 0 36 26 15
11 15 14 55 91
0.70 345.7 349.41 10.76N
-121 42 0 36 29 12
11 15 26 55 91
0.70 345.7 349.44 10.73N
-121 36 0 36 32
9 11 15 37 55
91 0.69 345.7 349.46 10.71N
-121 30 0 36 35
6 11 15 48 55
92 0.69 345.7 349.48 10.69N
-121 24 0 36 38
2 11 16 0
56 92 0.69 345.8 349.50 10.66N
-121 18 0 36 40 58
11 16 11 56 92
0.68 345.8 349.53 10.64N
-121 12 0 36 43 52
11 16 22 56 92
0.68 345.8 349.55 10.62N
-121 6 0
36 46 47 11 16 34 56
92 0.68 345.8 349.57 10.59N
-121 0 0
36 49 41 11 16 45 56
92 0.68 345.9 349.60 10.57N
-120 54 0 36 52 34
11 16 56 56 93
0.67 345.9 349.62 10.55N
Path coordinates are referred to WGS84 (as used by GPS).
Librations Long +8.23 Lat -6.57
P +348.7 D +5.2
Illumination of
moon 50%-
Elongation of
Moon 90
Vertical Profile
Scale 1.93 km/arcsec at mean distance
of moon
Horizontal Scale
Factor 1.48 deg/min
Limiting Magnitudes for various telescope apertures (in mm)
CA\Tdia 50
100 150 200
250 300 350
6.5 5.9
7.3 8.2 8.7
9.1 9.4 9.6
8.5 5.9
7.3 8.2 8.7
9.1 9.4 9.6
10.5 5.9
7.4 8.2 8.7
9.1 9.4 9.6
12.5 5.9
7.4 8.2 8.7
9.1 9.4 9.6
14.5 5.9
7.4 8.2 8.7
9.1 9.4 9.6
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Last updated: 08/08/06
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