Grazing Occultation of 1040cA2 Magnitude 6.4 [Red = 0.0] Date: 2017 Feb 08 2h 44m, to 2017 Feb 08 2h 59m Nominal site altitude 100m E. Longit. Latitude U.T. Sun Moon TanZ PA AA CA o ' " o ' " h m s Alt Alt Az o o o 10 0 0 74 13 20.6 2 44 16 18 273 3.06 3.7 357.94 5.32N 10 30 0 74 1 3.4 2 44 37 18 273 3.09 3.7 357.97 5.35N 11 0 0 73 48 37.7 2 44 57 18 274 3.12 3.7 358.00 5.37N 11 30 0 73 36 3.6 2 45 18 18 274 3.15 3.8 358.02 5.40N 12 0 0 73 23 21.3 2 45 39 17 275 3.19 3.8 358.04 5.42N 12 30 0 73 10 31.1 2 46 0 17 276 3.23 3.8 358.07 5.44N 13 0 0 72 57 35.1 2 46 21 17 276 3.27 3.8 358.09 5.47N 13 30 0 72 44 29.7 2 46 41 17 277 3.31 3.9 358.11 5.49N 14 0 0 72 31 17.2 2 47 2 17 278 3.35 3.9 358.13 5.51N 14 30 0 72 17 57.8 2 47 23 16 278 3.39 3.9 358.16 5.53N 15 0 0 72 4 31.7 2 47 44 16 279 3.44 3.9 358.18 5.56N 15 30 0 71 50 59.5 2 48 4 16 279 3.49 3.9 358.20 5.58N 16 0 0 71 37 21.2 2 48 25 16 280 3.54 4.0 358.22 5.60N 16 30 0 71 23 37.2 2 48 46 16 281 3.59 4.0 358.24 5.62N 17 0 0 71 9 47.8 2 49 6 15 281 3.65 4.0 358.26 5.64N 17 30 0 70 55 53.4 2 49 26 15 282 3.71 4.0 358.28 5.66N 18 0 0 70 41 49.8 2 49 46 15 282 3.77 4.0 358.31 5.68N 18 30 0 70 27 46.0 2 50 6 15 283 3.84 4.1 358.33 5.70N 19 0 0 70 13 38.2 2 50 26 14 284 3.91 4.1 358.34 5.72N 19 30 0 69 59 26.7 2 50 46 14 284 3.98 4.1 358.36 5.74N 20 0 0 69 45 11.8 2 51 5 14 285 4.05 4.1 358.38 5.76N 20 30 0 69 30 54.0 2 51 24 14 285 4.13 4.1 358.40 5.77N 21 0 0 69 16 33.5 2 51 43 13 286 4.22 4.2 358.41 5.79N 21 30 0 69 2 10.7 2 52 2 13 287 4.31 4.2 358.43 5.81N 22 0 0 68 47 46.1 2 52 20 13 287 4.40 4.2 358.45 5.82N 22 30 0 68 33 20.0 2 52 39 13 288 4.50 4.2 358.46 5.84N 23 0 0 68 18 52.6 2 52 56 12 288 4.60 4.2 358.48 5.85N 23 30 0 68 4 24.5 2 53 14 12 289 4.71 4.2 358.49 5.87N 24 0 0 67 49 55.9 2 53 31 12 289 4.83 4.2 358.51 5.88N 24 30 0 67 35 27.0 2 53 48 11 290 4.96 4.3 358.52 5.89N 25 0 0 67 20 58.3 2 54 4 11 291 5.09 4.3 358.53 5.91N 25 30 0 67 6 30.2 2 54 21 11 291 5.23 4.3 358.54 5.92N 26 0 0 66 52 2.8 2 54 36 11 292 5.38 4.3 358.56 5.93N 26 30 0 66 37 36.4 2 54 52 10 292 5.54 4.3 358.57 5.94N 27 0 0 66 23 11.5 2 55 7 10 293 5.71 4.3 358.58 5.95N 27 30 0 66 8 48.1 2 55 21 10 293 5.89 4.3 358.59 5.96N 28 0 0 65 54 26.7 2 55 36 9 294 6.09 4.3 358.60 5.97N 28 30 0 65 40 7.6 2 55 49 9 294 6.30 4.3 358.61 5.98N 29 0 0 65 25 51.0 2 56 3 9 295 6.52 4.4 358.61 5.99N 29 30 0 65 11 37.2 2 56 16 8 295 6.77 4.4 358.62 5.99N 30 0 0 64 57 26.4 2 56 28 8 296 7.04 4.4 358.63 6.00N 30 30 0 64 43 19.0 2 56 40 8 296 7.32 4.4 358.63 6.01N 31 0 0 64 29 15.0 2 56 52 7 297 7.64 4.4 358.64 6.01N 31 30 0 64 15 14.7 2 57 3 7 297 7.98 4.4 358.64 6.02N 32 0 0 64 1 18.4 2 57 14 7 298 8.36 4.4 358.65 6.02N 32 30 0 63 47 26.1 2 57 24 7 298 8.77 4.4 358.65 6.02N 33 0 0 63 33 38.1 2 57 34 6 299 9.23 4.4 358.65 6.03N 33 30 0 63 19 54.5 2 57 43 6 299 9.75 4.4 358.65 6.03N 34 0 0 63 6 15.5 2 57 52 6 300 10.32 4.4 358.65 6.03N 34 30 0 62 52 41.2 2 58 0 5 300 10.97 4.4 358.66 6.03N 35 0 0 62 39 11.8 2 58 8 5 301 11.70 4.4 358.66 6.03N 35 30 0 62 25 47.3 2 58 15 5 301 12.54 4.4 358.65 6.03N 36 0 0 62 12 27.9 2 58 22 4 302 13.51 4.4 358.65 6.03N 36 30 0 61 59 13.6 2 58 29 4 302 14.65 4.4 358.65 6.03N 37 0 0 61 46 12.6 2 58 34 4 303 15.98 4.4 358.66 6.03N 37 30 0 61 33 10.0 2 58 40 3 303 17.59 4.4 358.66 6.03N 38 0 0 61 20 1.8 2 58 45 3 304 19.59 4.4 358.64 6.01N 38 30 0 61 7 8.2 2 58 50 3 304 22.07 4.4 358.64 6.01N 39 0 0 60 54 20.8 2 58 54 2 305 25.26 4.4 358.63 6.00N 39 30 0 60 41 34.7 2 58 57 2 305 29.55 4.4 358.63 6.00N 40 0 0 60 28 55.6 2 59 1 2 305 35.58 4.4 358.62 5.99N Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level. The path is adjusted for the effects of refraction at low moon altitudes. 1040 is double: Graze prediction is based on the mean position of AB 6.61 8.04 0.16" 119.4 (STT 156) Graze path of A approximately 0.1 km south, and 0.0 secs earlier compared to prediction Graze path of B approximately 0.2 km north, and 0.2 secs later compared to prediction - refer to graze profile for exact distances AB 6.61 8.04 0.16" 119.4 (STT 156) Graze path of B approximately 0.3 km north, and 0.2 secs later compared to A - refer to graze profile for exact distances C A S S I N I R E G I O N G R A Z E Librations Long +2.18 Lat +6.27 P +358.75 D -6.07 Illumination of moon 89%+ Elongation of Moon 142 Vertical Profile Scale approx. 4.60 km/arcsec at mean distance of moon Horizontal Scale Factor 2.20 deg/min At longitude 25.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 1.9 2.0 3.2 3.8 4.1 4.2 4.3 4.4 3.9 2.3 3.5 4.1 4.4 4.5 4.6 4.7 5.9 3.6 4.9 5.5 5.8 6.0 6.1 6.2 7.9 3.6 4.9 5.5 5.8 6.0 6.1 6.2 9.9 3.7 5.0 5.6 5.9 6.1 6.2 6.3 ------------------------------------------------------------------------------ Double star catalogue details WDS entries RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2 06474+1812STT 156 1843 2013 181 359 152 0.4 0.2 6.61 8.04 A2V +005-039 +005-039 +18 1349 NOD 064723.46+181136.4 ------------------------------------------------ Interferometric catalogue entries 064723.46+181136.4 ADS 5447 STT 156 HD 49059 HIP 32539 06474+18 Date PA Sep M1 M2 N O 1923.976 284.1 . 0.560 . . . . . 0.3 3 Mag1925 J 1980.1560 242.6 . 0.441 . . . . . 470 3.8 1 McA1983 S 1980.8877 241.7 . 0.437 . . . . . 470 2.1 1 McA1984b S 1982.9330 239.0 . 0.420 . . . . . 549 22 1.8 1 McA1997 S 1983.0149 238.8 . 0.416 . . . . . 549 22 1.8 1 McA1997 S 1983.0667 239.8 . 0.410 . . . . . 549 22 3.8 1 McA1987b S 1984.0605 238.0 . 0.410 . . . . . 549 22 3.8 1 McA1987b S 1984.9999 236.7 . 0.407 . . . . . 549 22 3.8 1 Hrt2000a S 1985.8353 235.4 . 0.407 . . . . . 549 22 3.8 1 McA1987b S 1985.8381 235.5 0.8 0.437 0.023 . . . . 650 100 1.2 1 Bnu1990 S 1986.8839 233.5 . 0.397 . . . . . 549 22 3.8 1 McA1989 S 1987.2745 233.2 . 0.397 . . . . . 549 22 3.8 1 McA1989 S 1988.1704 231.7 . 0.391 . . . . . 549 22 3.6 1 McA1993 S 1988.2548 231.3 . 0.386 . . . . . 549 22 3.8 2 McA1989 S 1989.2377 230.5 . 0.384 . . . . . 549 22 3.8 1 McA1990 S 1991.25 226. . 0.366 . 7.013 0.007 7.261 0.008 511 222 0.3 1 HIP1997a H 1991.25 . . . . 7.01 . 7.26 0.01 505 97 0.3 1 Fab2000a H 1991.25 . . . . 7.06 . 7.37 0.01 435 70 0.3 1 Fab2000a H 1991.83 236.1 . 0.40 . 6.61 0.01 8.04 0.01 530 100 1.4 1 TYC2002 H 1991.83 . . . . 6.68 0.01 8.14 0.02 430 90 1.4 1 TYC2002 H 1992.3121 223.8 . 0.357 . . . . . 549 22 3.8 1 Hrt1994 S 1994.129 217.6 . 0.32 P . 6.8 . 7.1 . 545 85 0.7 1 WSI1999a S 1994.194 216.7 . 0.32 P . . . . . 550 24 0.7 1 WSI1999a S 1994.194 216.5 . 0.31 P . . . . . 550 24 0.7 1 WSI1999a S 1995.188 219.9 . 0.32 P . . . . . 550 24 0.7 1 WSI1999a S 1995.188 215.9 . 0.33 F . . . . . 550 24 0.7 1 WSI1999a S 1995.202 213.8 . 0.34 F . . . . . 550 24 0.7 1 WSI1999a S 1995.205 217.1 . 0.31 F . . . . . 550 24 0.7 1 WSI1999a S 1995.210 218.6 . 0.33 F . . . . . 550 24 0.7 1 WSI1999a S 1995.210 218.3 . 0.33 F . . . . . 550 24 0.7 1 WSI1999a S 1995.221 215.7 . 0.38 F . . . . . 550 24 0.7 1 WSI1999a S 1995.9242 216.9 . 0.342 . . . . . 549 22 2.5 1 Hrt1997 S 1995.951 218. 1. 0.345 0.045 . . . . 650 70 2.0 1 Ari1997 S 1997.071 217.6 0.2 0.318 0.003 . . 1.09 0.15 447 47 2.0 1 Ari1999 S 1997.071 . . . . . . 0.9 0.2 530 57 2.0 1 Ari1999 S 1997.071 . . . . . . 0.8 0.3 644 70 2.0 1 Ari1999 S 2000.1458 206.0 . 0.30 . . . . . 0.7 2 WSI2001b S 2003.9604 200.0 0.7 0.262 0.004 . . . . 560 45 1.55 1 Hrt2008 S 2004.211 198.3 1.0 0.274 0.005 . . . . 530 57 1.0 1 Sca2005a S 2005.136 195.0 0.4 0.262 0.003 . . . . 644 70 1.0 1 Sca2007a S 2007.200 187.6 0.7 0.246 0.003 . . . . 644 70 1.0 1 Pru2009 S 2008.240 184.7 1.1 0.243 0.003 . . . . 644 70 1.0 1 Pru2010 S ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Enontekiö 23.6 68.4 25km 2 53 18.1 Inari 27.0 68.9 169km 2 55 7.3 Ivalo 27.5 68.7 170km 2 55 22.2 Joensuu Jakokoski 30.0 62.7 173km 2 56 27.8 Kajaani Lehtikangas 27.7 64.2 136km 2 55 28.0 Karigasniemi 25.8 69.4 161km 2 54 31.2 Kemijärvi 27.4 66.7 38km 2 55 19.3 Kilpisjärvi 20.8 69.0 22km 2 51 35.0 Kolari 23.8 67.3 42km 2 53 23.5 Kuhmo 29.5 64.1 80km 2 56 15.7 Kuopio Huuhanmäki 27.6 62.9 245km 2 55 25.4 Kuusamo 29.2 66.0 45km 2 56 7.6 Meltaus 25.4 66.9 18km 2 54 15.9 Muonio 23.7 68.0 3km 2 53 19.4 Näätämö 29.1 69.7 282km 2 56 5.3 Nilsiä 28.1 63.2 203km 2 55 37.8 Nuorgam 27.9 70.1 266km 2 55 32.0 Nurmes 29.1 63.5 139km 2 56 6.3 Oulu Puolivälikangas 25.5 65.0 152km 2 54 19.8 Pello 24.0 66.8 76km 2 53 29.6 Posio 28.2 66.1 20km 2 55 40.0 Pudasjärvi 27.0 65.4 75km 2 55 6.1 Puolanka 27.7 64.9 89km 2 55 26.1 Raahe 24.5 64.7 215km 2 53 46.9 Ranua 26.5 65.9 50km 2 54 51.7 Rovaniemi 25.7 66.5 36km 2 54 27.5 Salla 28.7 66.8 88km 2 55 53.6 Sodankylä 26.6 67.4 57km 2 54 54.3 Tervola 24.8 66.1 98km 2 53 57.6 Tornio 24.1 65.8 138km 2 53 35.6 Tulppio 29.2 67.8 169km 2 56 8.0 Utsjoki Ailigas 27.1 69.9 229km 2 55 8.4 Vuotso 27.1 68.1 120km 2 55 10.0