Predictions for Grazing Occultation of S 161217, 2013 Apr 29, near Pt Pirie, SA; Grafton, NSW
Graze profile
Grazing Occultation of 161217SB0 Magnitude 7.1 [Red = 7.1]
Date: 2013 Apr 29 18h 41m, to 2013 Apr 29 19h 25m
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
137 0 0 -33 40 11 18 41 14 75 356 0.26 351.7 352.23 3.74N
137 30 0 -33 36 7 18 42 29 75 353 0.26 351.5 352.08 3.89N
138 0 0 -33 31 51 18 43 44 75 349 0.26 351.4 351.94 4.04N
138 30 0 -33 27 24 18 44 58 75 346 0.26 351.2 351.79 4.18N
139 0 0 -33 22 44 18 46 13 75 343 0.26 351.1 351.64 4.33N
139 30 0 -33 17 53 18 47 28 75 340 0.27 350.9 351.50 4.48N
140 0 0 -33 12 51 18 48 43 75 337 0.27 350.8 351.35 4.62N
140 30 0 -33 7 36 18 49 58 75 335 0.27 350.6 351.21 4.77N
141 0 0 -33 2 11 18 51 13 75 332 0.28 350.5 351.06 4.91N
141 30 0 -32 56 33 18 52 28 74 329 0.28 350.4 350.92 5.05N
142 0 0 -32 50 44 18 53 43 74 326 0.29 350.2 350.78 5.19N
142 30 0 -32 44 43 18 54 58 74 324 0.29 350.1 350.64 5.33N
143 0 0 -32 38 31 18 56 13 73 321 0.30 349.9 350.50 5.47N
143 30 0 -32 32 8 18 57 28 73 319 0.31 349.8 350.37 5.61N
144 0 0 -32 25 33 18 58 43 73 317 0.31 349.7 350.23 5.74N
144 30 0 -32 18 46 18 59 58 72 314 0.32 349.5 350.10 5.87N
145 0 0 -32 11 49 19 1 12 72 312 0.33 349.4 349.97 6.01N
145 30 0 -32 4 40 19 2 27 71 310 0.34 349.3 349.84 6.14N
146 0 0 -31 57 19 19 3 41 71 308 0.35 349.1 349.71 6.27N
146 30 0 -31 49 48 19 4 55 70 306 0.36 349.0 349.58 6.39N
147 0 0 -31 42 6 19 6 9 70 304 0.37 348.9 349.45 6.52N
147 30 0 -31 34 13 19 7 23 69 303 0.38 348.8 349.33 6.64N
148 0 0 -31 26 8 19 8 37 69 301 0.39 348.6 349.21 6.76N
148 30 0 -31 17 54 19 9 50 68 299 0.40 348.5 349.09 6.88N
149 0 0 -31 9 28 19 11 3 68 298 0.41 348.4 348.97 7.00N
149 30 0 -31 0 52 19 12 16 67 296 0.42 348.3 348.86 7.12N
150 0 0 -30 52 5 19 13 29 67 295 0.43 348.2 348.74 7.23N
150 30 0 -30 43 8 19 14 41 66 294 0.44 348.1 348.63 7.34N
151 0 0 -30 34 1 19 15 53 66 292 0.45 348.0 348.52 7.45N
151 30 0 -30 24 44 19 17 5 65 291 0.47 347.8 348.42 7.56N
152 0 0 -30 15 17 19 18 16 64 290 0.48 347.7 348.31 7.66N
152 30 0 -30 5 40 19 19 27 64 289 0.49 347.6 348.21 7.76N
153 0 0 -29 55 53 19 20 38 63 288 0.51 347.5 348.11 7.86N
153 30 0 -29 45 57 19 21 48 -12 63 286 0.52 347.4 348.01 7.96N
154 0 0 -29 35 52 19 22 58 -11 62 285 0.53 347.3 347.92 8.06N
154 30 0 -29 25 37 19 24 7 -10 61 284 0.55 347.3 347.82 8.15N
155 0 0 -29 15 14 19 25 16 -10 61 283 0.56 347.2 347.73 8.24N
Path coordinates are referred to WGS84 (as used by GPS), with the
nominal site altitude being referenced to Mean Sea Level.
161217 is multiple:
AG 7.1 11.0 11.9" 198.9 (BU 284) Graze path of G 20.98 km north, and 14.8 secs earlier compared to A
AB 7.1 11.5 18.0" 359.1 (BU 284) Graze path of B 35.94 km south, and 7.8 secs later compared to A
AS 7.1 13.0 20.1" 101.9 (BU 284) Graze path of S 15.80 km north, and 46.6 secs later compared to A
AH 7.1 10.7 21.3" 67.0 (BU 284) Graze path of H 9.11 km south, and 52.3 secs later compared to A
AH 7.1 10.7 21.3" 67.0 (BU 284) Graze path of H 9.11 km south, and 52.3 secs later compared to A
AH 7.1 10.7 21.3" 67.0 (BU 284) Graze path of H 9.11 km south, and 52.3 secs later compared to A
AH 7.1 10.7 21.3" 67.0 (BU 284) Graze path of H 9.11 km south, and 52.3 secs later compared to A
AH 7.1 10.7 21.3" 67.0 (BU 284) Graze path of H 9.11 km south, and 52.3 secs later compared to A
Librations Long +2.06 Lat -5.24
P +349.47 D +5.05
Illumination of moon 79%-
Elongation of Moon 126
Vertical Profile Scale 1.93 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.39 deg/min
At longitude 146.00:
Limiting Magnitudes for various telescope apertures (in cm)
CA\Tdia 5 10 15 20 25 30 35
2.3 3.2 4.6 5.4 5.9 6.2 6.5 6.7
4.3 4.8 6.2 7.0 7.5 7.9 8.2 8.4
6.3 4.8 6.2 7.0 7.6 7.9 8.2 8.4
8.3 5.6 7.1 7.9 8.4 8.8 9.1 9.3
10.3 5.7 7.1 7.9 8.5 8.9 9.1 9.3
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Double star catalogue details
WDS entries
RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2
18153-1900BU 284AB 1890 1999 9 358 359 19.2 18.1 7.09 11.5 B1Ib -001-002 -19 4928 D 181516.76-185933.9
18153-1900BU 284AC 1891 1999 8 87 86 31.3 31.2 7.09 12.2 B1Ib -001-002 D 181516.76-185933.9
18153-1900BU 284AD 1890 2003 8 192 192 57.3 58.3 7.09 9.7 B1Ib -001-002 D 181516.76-185933.9
18153-1900BU 284AE 1890 2003 9 180 180 76.0 76.0 7.09 10.34 -001-002 D 181516.76-185933.9
18153-1900BU 284AF 1890 1999 5 269 267 138.9 138.8 7.09 9.5 B1Ib -001-002 D 181516.76-185933.9
18153-1900BU 284AG 1891 1999 8 200 199 12.0 11.9 7.09 11.0 B1Ib -001-002 D 181516.76-185933.9
18153-1900BU 284AH 1891 1999 8 67 67 22.1 21.4 7.09 10.7 B1Ib -001-002 D 181516.76-185933.9
18153-1900BU 284AS 1898 1999 2 103 102 17.5 19.8 7.09 13.0 B1Ib -001-002 D 181516.76-185933.9
18153-1900BU 284BR 1891 1999 4 329 326 5.0 5.1 11.5 12.0 +049-025 D 181516.74-185915.8
18153-1900ARA 743CQ 1916 1999 3 302 300 12.7 13.1 12.2 12.7 -001+000 D 181518.96-185931.9
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Interferometric catalogue entries
181516.76-185933.9 . BU 284AE . TYC 6272 00830 1 18153-1900
Date PA Sep M1 M2
1991.51 179.2 . 75.90 . 7.091 0.011 10.343 0.132 530 100 1.4 1 TYC2002 Ht
1991.51 . . . . 7.142 0.016 10.753 0.134 430 90 1.4 1 TYC2002 Ht
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Results of Observer Scan UT
Site Long. Lat. Dist. h m s
Lunar Limb Profile
