Predictions for Grazing Occultation of ZC 995, 2013 Mar 20, near Rockhampton
Graze profile
Grazing Occultation of 995SB6 Magnitude 4.1 [Red = 4.2]
R995 = nu Geminorum
Date: 2013 Mar 20 9h 18m, to 2013 Mar 20 9h 33m
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
149 0 0 -22 18 24 9 17 37 47 348 0.94 13.6 11.70 11.07N
149 30 0 -22 29 24 9 18 59 46 347 0.95 13.8 11.87 11.24N
150 0 0 -22 40 39 9 20 21 46 345 0.97 13.9 12.04 11.41N
150 30 0 -22 52 10 9 21 42 46 344 0.98 14.1 12.20 11.57N
151 0 0 -23 3 56 9 23 3 45 343 0.99 14.3 12.36 11.73N
151 30 0 -23 15 56 9 24 23 45 342 1.01 14.4 12.51 11.88N
152 0 0 -23 28 10 9 25 42 44 341 1.02 14.6 12.66 12.02N
152 30 0 -23 40 37 9 27 0 44 340 1.04 14.7 12.80 12.16N
153 0 0 -23 53 17 9 28 17 43 339 1.06 14.8 12.93 12.30N
153 30 0 -24 6 9 9 29 34 43 339 1.07 15.0 13.06 12.42N
154 0 0 -24 19 12 9 30 50 43 338 1.09 15.1 13.18 12.55N
154 30 0 -24 32 27 9 32 4 42 337 1.11 15.2 13.29 12.66N
155 0 0 -24 45 52 9 33 18 42 336 1.13 15.3 13.40 12.77N
Path coordinates are referred to WGS84 (as used by GPS), with the
nominal site altitude being referenced to Mean Sea Level.
Projected diameter of star 1 meters [CHARM/CADARS, 2 measures]
995 is multiple:
Aa,Ab 4.1 5.1 0.030" 85.2 (BTZ 1) Graze path of Ab 0.02 km south, and 0.1 secs later compared to Aa
AP 4.1 15.1 24.6" 359.1 (BU 1192) Graze path of P 55.30 km south, and 22.6 secs earlier compared to A
AD 4.1 12.9 53" 56.0 (DAL 33) Graze path of D 93.20 km south, and 121.6 secs later compared to A
AQ 4.1 13.9 55" 14.1 (BU 1192) Graze path of Q 128.69 km south, and 1.7 secs earlier compared to A
AQ 4.1 13.9 55" 14.1 (BU 1192) Graze path of Q 128.69 km south, and 1.7 secs earlier compared to A
AQ 4.1 13.9 55" 14.1 (BU 1192) Graze path of Q 128.69 km south, and 1.7 secs earlier compared to A
AQ 4.1 13.9 55" 14.1 (BU 1192) Graze path of Q 128.69 km south, and 1.7 secs earlier compared to A
Librations Long -2.50 Lat +4.43
P +12.50 D -4.61
Illumination of moon 56%+
Elongation of Moon 97
Vertical Profile Scale 2.45 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.12 deg/min
At longitude 152.00:
Limiting Magnitudes for various telescope apertures (in cm)
CA\Tdia 5 10 15 20 25 30 35
8.0 5.7 7.2 8.0 8.5 8.9 9.1 9.3
10.0 5.8 7.2 8.0 8.5 8.9 9.2 9.4
12.0 5.8 7.2 8.0 8.5 8.9 9.2 9.4
14.0 5.8 7.2 8.0 8.6 8.9 9.2 9.4
16.0 5.8 7.2 8.0 8.6 8.9 9.2 9.4
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Double star catalogue details
WDS entries
RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2
06290+2013BTZ 1Aa,Ab 1920 2011 32 124 311 0.2 0.1 4.10 5.1 B6IIIe -007-014 +20 1441 NOD 062857.79+201243.8
06290+2013STTA 77AB 1876 2008 32 329 330 112.5 112.2 4.10 8.01 B6IIIe -005-014 -007-013 +20 1441 N D 062857.79+201243.8
06290+2013DAL 33AD 2007 2007 1 56 56 53.3 53.3 4.10 12.9 B6IIIe -005-014 N 062857.79+201243.8
06290+2013BU 1192AP 1890 2007 3 358 359 22.7 24.5 4.10 15.1 B6IIIe -006-014 N 062857.79+201243.8
06290+2013BU 1192AQ 1890 2007 5 13 14 53.9 55.1 4.10 13.9 B6IIIe -006-014 N D 062857.79+201243.8
06290+2013BU 1192AR 1890 2007 6 255 256 56.8 56.5 4.10 12.6 B6IIIe -006-014 N D 062857.79+201243.8
06290+2013BU 1192AS 1890 2007 5 12 12 92.1 93.1 4.10 13.0 B6IIIe -006-014 N D 062857.79+201243.8
06290+2013BU 1192Ba,Bb 1890 2010 44 346 318 0.2 0.2 8.6 8.9 -007-013 -007-013 N 062853.77+201421.3
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Interferometric catalogue entries
062853.77+201421.3 ADS 5103 BU 1192Ba,Bb BD+20 1441B TYC 1336 01595 1 06290+2013 N
Date PA Sep M1 M2
1955.20 . . 0.099 . . . . . 0.7 1 Fin1956a J
2003.193 327.0 . 0.25 . . . . . 550 0.7 1 WSI2004b Su
2008.7733 321.3 0.2 0.2225 0.0005 . . 1.1 . 551 22 4.1 1 Tok2010 S
2008.8882 140.9 . 0.25 . . . . . 1.0 1 Orl2009 S
2010.9660 317.6 0.1 0.2212 0.0002 . . 0.7 . 774 4.1 2 Hrt2012a S
062857.79+201243.8 ADS 5103 BTZ 1Aa,Ab HD 45542 HIP 30883 06290+2013 N O
Date PA Sep M1 M2
1975.780 . . < 0.033 . . . . . 500 40 3.8 1 Bla1977a S
1976.8576 109.0 1.0 0.058 0.005 . . . . 552 20 3.8 1 McA1978b Sc
1976.8604 109.4 1.0 0.058 0.005 . . . . 552 20 3.8 1 McA1978b Sc
1977.0870 111.8 0.2 0.064 0.004 . . . . 552 20 3.8 1 McA1979a Sc
1978.1464 116.2 0.7 0.083 0.003 . . . . 470 3.8 1 McA1980b Sc
1979.1867 126.0 . 0.101 . . . . . 470 2.1 1 McA1984b Sc
1979.7709 122.1 . 0.095 . . . . . 470 3.8 1 McA1982d Sc
1980.1536 123.7 . 0.092 . . . . . 470 3.8 1 McA1983 Sc
1980.7265 124.1 . 0.099 . . . . . 470 3.8 1 McA1983 Sc
1980.8798 124.5 . 0.092 . . . . . 470 2.1 1 McA1984b Sc
1981.1994 V 96.3 . 0.0804 0.0002 . . 0.76 0.05 411 20 1 Blw1982a O
1981.1994 V107.6 . 0.0765 0.0003 . . 0.67 0.05 1 Blw1982a O
1982.7552 136.9 . 0.081 . . . . . 549 22 3.8 1 McA1987b Sc
1982.863 133.3 5.9 0.088 0.009 . . . . 550 1.0 1 Tok1983 Ig
1983.0475 141.7 . 0.074 . . . . . 549 22 3.8 1 Msn1996b Sc
1983.9340 161.5 4.0 0.072 0.010 . . . . 550 3 2.0 1 Bnu1984 S
1983.9368 168.0 4.3 0.067 0.010 . . . . 550 3 2.0 1 Bnu1984 S
1984.0579 141.2 . 0.051 . . . . . 549 22 3.8 1 McA1987b Sc
1984.0634 145.6 . 0.057 . . . . . 549 22 3.8 1 McA1987b Sc
1985.8381 3.1 . 0.036 . . . . . 549 22 3.8 1 Msn1996b Sc
1986.8870 . . < 0.036 . . . . . 549 22 3.8 1 Msn1996b Sc
1988.1992 121.1 2.5 0.214 0.009 . . 1.3 . 550 ? 1.0 1 Ism1992 Ig
1989.2294 288.1 . 0.056 . . . . . 549 22 3.8 1 McA1990 Sc
1990.7555 298.2 . 0.064 . . . . . 549 22 3.8 1 Hrt1992b Sc
1991.25 . . S . . 4.13 . . . 511 222 0.3 1 HIP1997h Hh
1991.8969 309.8 . 0.053 . . . . . 549 22 3.8 1 Hrt1994 Sc
1993.2029 . . < 0.036 . . . . . 549 22 3.8 1 Msn1996b Sc
1993.9262 . . < 0.047 . . . . . 467 16 2.5 1 Msn1996b Sc
1993.9262 . . < 0.055 . . . . . 549 22 2.5 1 Msn1996b Sc
1994.8706 91.0 . 0.045 . . . . . 549 22 3.6 1 Msn1996b Sc
1996.8691 . . < 0.055 . . . . . 549 22 2.5 1 Msn1997a Sc
1997.1366 117.3 . 0.084 . . . . . 549 22 2.5 1 Hrt2000a Sc
2002.9991 . . < 0.13 . . . . . 900 340 3.6 1 Rbr2005 A
2003.0018 . . < 0.14 . . . . . 900 340 3.6 1 Rbr2005 A
2003.0075 . . < 0.08 . . . . . 900 340 3.6 1 Rbr2005 A
2008.7733 110.9 0.1 0.0605 0.0001 . . 0.2 . 657 5 4.1 1 Tok2010 S
2009.2622 113.8 0.1 0.0609 0.0000 . . 0.1 . 657 5 4.1 1 Tok2010 S
2011.0368 310.7 0.3 0.0558 0.0003 . . 1.2 . 534 22 4.1 2 Hrt2012a S
062857.79+201243.8 ADS 5103 STTA 77AB HD 45542 HIP 30883 06290+2013 N
Date PA Sep M1 M2
1991.74 329.9 . 112.785 . 4.102 0.009 8.014 0.014 530 100 1.4 1 TYC2000b Ht
1991.74 . . . . 3.975 0.014 8.113 0.017 430 90 1.4 1 TYC2000b Ht
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Results of Observer Scan UT
Site Long. Lat. Dist. h m s
Brisbane 153.1 -27.5 355km 9 28 25
Bundaberg 152.3 -24.8 120km 9 26 34
Rockhampton 150.5 -23.4 51km 9 21 42
Lunar Limb Profile
