Occultation rasante du 4 mars
Grazing Occultation of 272SF2 Magnitude 5.9 [Red = 5.8] s R272 = 54 (Ceti)/Arietis Date: 2014 Mar 04 20h 21m, to 2014 Mar 04 20h 22m
Nominal site altitude 250m
E. Longit. Latitude U.T. Sun Moon TanZ PA AA CA o ' " o ' " h m s Alt Alt Az o o o 1 0 0 51 27 13 20 20 40 14 270 3.90 347.0 9.08 6.94N 1 15 0 51 25 27 20 20 45 14 270 3.95 347.0 9.10 6.97N 1 30 0 51 23 39 20 20 49 14 270 4.00 347.0 9.12 6.99N 1 45 0 51 21 51 20 20 54 14 271 4.05 347.0 9.15 7.01N 2 0 0 51 20 2 20 20 59 14 271 4.10 347.0 9.17 7.03N 2 15 0 51 18 12 20 21 3 14 271 4.16 347.1 9.19 7.05N 2 30 0 51 16 20 20 21 8 13 271 4.21 347.1 9.21 7.07N 2 45 0 51 14 28 20 21 12 13 271 4.27 347.1 9.23 7.10N 3 0 0 51 12 34 20 21 17 13 272 4.32 347.1 9.25 7.12N 3 15 0 51 10 40 20 21 21 13 272 4.38 347.2 9.27 7.14N 3 30 0 51 8 45 20 21 26 13 272 4.44 347.2 9.30 7.16N 3 45 0 51 6 48 20 21 30 13 272 4.51 347.2 9.32 7.18N 4 0 0 51 4 51 20 21 34 12 272 4.57 347.2 9.34 7.20N 4 15 0 51 2 53 20 21 38 12 273 4.64 347.2 9.36 7.22N 4 30 0 51 0 53 20 21 42 12 273 4.70 347.3 9.38 7.24N 4 45 0 50 58 53 20 21 46 12 273 4.77 347.3 9.40 7.26N 5 0 0 50 56 51 20 21 50 12 273 4.84 347.3 9.42 7.28N 5 15 0 50 54 49 20 21 54 11 274 4.92 347.3 9.44 7.30N 5 30 0 50 52 46 20 21 58 11 274 4.99 347.3 9.46 7.33N 5 45 0 50 50 41 20 22 2 11 274 5.07 347.4 9.48 7.35N 6 0 0 50 48 36 20 22 5 11 274 5.15 347.4 9.50 7.37N
Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level.
272 is variable:
272 = NSV 635, 5.93 to 5.97, V
272 is triple: This next pair is not confirmed **Aa,Ab 6.7 6.7 0.10" 121.0** (OCc 435) Graze path of ? 0.16 km north, and 0.1 secs later compared to the primary AB 6.0 178" 1.0 (TOK 229) Graze path of B 394.68 km south, and 78.5 secs later compared to A
Librations Long +5.88 Lat +0.56
P +9.28 D +0.65
Illumination of moon 15%+
Elongation of Moon 46
Vertical Profile Scale 2.24 km/arcsec at mean distance of moon
Horizontal Scale Factor 1.96 deg/min
At longitude 3.50:
Limiting Magnitudes for various telescope apertures (in cm)
CA\Tdia 5 10 15 20 25 30 35
3.2 4.9 6.3 7.1 7.5 7.8 8.0 8.2
5.2 5.0 6.4 7.1 7.6 7.9 8.1 8.2
7.2 5.0 6.4 7.2 7.6 7.9 8.1 8.3
9.2 6.0 7.4 8.2 8.8 9.1 9.4 9.6
11.2 6.0 7.5 8.3 8.8 9.2 9.4 9.6
------------------------------------------------------------------------------ Double star catalogue details WDS entries
RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2 01509+1103OCC 435Aa,Ab 1976 1976 0 -1 -1 0.1 0.1 6.7 6.7 -069-028 015051.97+110236.1 01509+1103TOK 229AB 1980 1980 1 1 1 178.0 178.0 5.96 20.29 -069-028 -055-019 V 015051.97+110236.1
------------------------------------------------ Interferometric catalogue entries
015052.01+110236.4 54 Cet OCC 435 HD 11257 HIP 8588 01509+1103
Date PA Sep M1 M2
1976. V121. . 0.1 . 6.7 . 6.7 . 1 OCC2002 O
1980.723 . . < 0.030 . . . . . 470 3.8 1 Hrt1984 Sc
------------------------------------------------ AAVSO Variable star entry
Variable identifier Type Max Min Ph Epoch Period
NSV 635 5.93 5.97 V
------------------------------------------------------------------------------
Results of Observer Scan UT
Site Long. Lat. Dist. h m s
Belgique-Marcinelle 4.4 50.4 69km 20 21 41
Belgique-Reux 5.1 50.2 75km 20 21 51
France 1.5 47.5 426km 20 20 49
