Grazing Occultation of 814SB5 Magnitude 5.4 [Red = 5.5] R814 = 115 Tauri Date: 2015 Jan 30 16h 7m, to 2015 Jan 30 16h 15m 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 22 0 0 66 17 43 16 7 11 32 122 1.58 355.5 359.20 3.57N 22 30 0 66 24 19 16 7 36 33 123 1.57 355.5 359.23 3.60N 23 0 0 66 30 51 16 8 2 33 124 1.56 355.5 359.27 3.64N 23 30 0 66 37 16 16 8 27 33 124 1.55 355.6 359.30 3.67N 24 0 0 66 43 36 16 8 52 33 125 1.54 355.6 359.34 3.71N 24 30 0 66 49 50 16 9 18 33 126 1.53 355.6 359.37 3.74N 25 0 0 66 55 59 16 9 43 33 126 1.53 355.7 359.41 3.78N 25 30 0 67 2 2 16 10 8 33 127 1.52 355.7 359.44 3.81N 26 0 0 67 7 59 16 10 33 33 128 1.51 355.7 359.48 3.84N 26 30 0 67 13 52 16 10 58 34 128 1.50 355.8 359.51 3.88N 27 0 0 67 19 38 16 11 22 34 129 1.50 355.8 359.55 3.91N 27 30 0 67 25 19 16 11 47 34 130 1.49 355.8 359.58 3.95N 28 0 0 67 30 55 16 12 12 34 131 1.48 355.9 359.61 3.98N 28 30 0 67 36 25 16 12 36 34 131 1.48 355.9 359.65 4.02N 29 0 0 67 41 51 16 13 1 34 132 1.47 356.0 359.68 4.05N 29 30 0 67 47 10 16 13 25 34 133 1.47 356.0 359.72 4.09N 30 0 0 67 52 25 16 13 50 34 133 1.46 356.0 359.75 4.12N 30 30 0 67 57 34 16 14 14 35 134 1.45 356.1 359.79 4.16N 31 0 0 68 2 38 16 14 38 35 135 1.45 356.1 359.82 4.19N 31 30 0 68 7 37 16 15 2 35 136 1.44 356.1 359.86 4.23N 32 0 0 68 12 31 16 15 26 35 136 1.44 356.2 359.89 4.26N Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level. 814 is quadruple: Aa,Ab 5.4 6.4 0.021" 350.5 (MCA 19) Graze path of Ab 0.06 km south, and 0.0 secs earlier compared to Aa AC 5.4 11.8 10.1" 346.9 (STT 107) Graze path of C 29.97 km south, and 3.5 secs earlier compared to A AB 5.4 10.1 10.3" 304.8 (STT 107) Graze path of B 19.35 km south, and 17.5 secs earlier compared to A C A S S I N I R E G I O N G R A Z E Librations Long +6.11 Lat +6.94 P +360.26 D -6.73 Illumination of moon 83%+ Elongation of Moon 132 Vertical Profile Scale 3.06 km/arcsec at mean distance of moon Horizontal Scale Factor 1.72 deg/min At longitude 27.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 -0.1 2.6 4.0 4.7 5.1 5.4 5.6 5.7 1.9 2.6 4.0 4.7 5.1 5.4 5.6 5.7 3.9 4.2 5.6 6.4 6.8 7.1 7.4 7.5 5.9 4.5 5.9 6.7 7.1 7.5 7.7 7.8 7.9 4.6 6.1 6.8 7.3 7.6 7.8 8.0 ------------------------------------------------------------------------------ Double star catalogue details WDS entries RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2 05272+1758MCA 19Aa,Ab 1979 2007 26 80 89 0.1 0.1 5.42 6.4 B5V +005-022 +17 928 NO 052710.09+175744.2 05272+1758STT 107AB 1843 1998 15 317 306 10.7 10.3 5.42 10.1 B5V F8V +005-022 +17 928 N 052710.09+175744.2 05272+1758STT 107AC 1899 1998 5 341 346 10.0 10.1 5.42 11.8 B5V +005-022 +17 928 N 052710.09+175744.2 05272+1758STT 107BC 1899 2012 3 58 59 5.8 7.0 10.1 11.8 N 052709.51+175749.9 ------------------------------------------------ Interferometric catalogue entries 052710.09+175744.2 ADS 4038 MCA 19Aa,Ab HD 35671 HIP 25499 05272+1758 N O Date PA Sep M1 M2 1978.1301 V 98.1 . 0.0987 0.0002 . . 0.90 0.06 750 177 . 1 Afr1978 O 1978.1301 V 98.1 . 0.0987 0.0002 . . 1.13 0.06 423 40 . 1 Afr1978 O 1979.7736 80.4 . 0.095 . . . . . 470 3.8 1 McA1982d Sc 1979.854 78.2 5. 0.104 0.005 . . 1.5 1. 750 10 2.3 1 Heg1983 S 1979.854 78.4 5. 0.099 0.005 . . . . 550 10 2.3 1 Heg1983 S 1979.854 78.2 5. 0.094 0.005 . . 0.73 1. 410 10 2.3 1 Heg1983 S 1979.857 83.7 5. 0.088 0.004 . . 2.0 1. 501 3 2.3 1 Heg1983 S 1980.0703 V119.1 . 0.0661 0.0004 . . 1.50 0.07 411 20 . 1 Rad1982b O 1980.0743 V147.3 . 0.0314 0.0004 . . 0.84 0.11 750 177 . 1 Evn1981 O 1980.0743 V147.3 . 0.0314 0.0004 . . 1.00 0.04 440 98 . 1 Evn1981 O 1982.7551 . . < 0.035 . . . . . 549 22 3.8 1 Hrt1994 Sc 1982.7607 . . < 0.035 . . . . . 549 22 3.8 1 Hrt1994 Sc 1983.0474 . . < 0.035 . . . . . 549 22 3.8 1 Hrt1994 Sc 1983.7108 . . < 0.035 . . . . . 549 22 3.8 1 Hrt1994 Sc 1983.9553 . . < 0.022 . . . . . 600 14 6.0 1 Bag1985 S 1983.9580 . . < 0.022 . . . . . 600 14 6.0 1 Bag1985 S 1984.0610 . . < 0.036 . . . . . 549 22 3.8 1 Msn1996b Sc 1984.8460 :128.3 . : 0.029 . . . . . 600 14 6.0 1 Bag1987 S 1985.750 :136. . : 0.08 >0.02 . . . . 550 1.0 1 Tok1988 Ig 1986.8893 101.9 . 0.065 . . . . . 549 22 3.8 1 Hrt1994 Sc 1987.2717 100.0 . 0.075 . . . . . 549 22 3.8 1 Hrt1994 Sc 1988.2518 96.7 . 0.083 . . . . . 549 22 3.8 1 Hrt1994 Sc 1988.6609 95.3 . 0.088 . . . . . 549 22 3.8 1 Hrt1994 Sc 1988.9097 : 94.2 . : 0.104 . . . . . 538 76 1.8 1 McA1997 Sc 1989.2374 97.4 . 0.093 . . . . . 549 22 3.8 1 Hrt1994 Sc 1990.2698 91.7 . 0.101 . . . . . 549 22 3.8 1 Hrt1994 Sc 1990.7554 86.6 . 0.104 . . . . . 549 22 3.8 1 Hrt1994 Sc 1991.25 . . S . . 5.40 . . . 511 222 0.3 1 HIP1997h Hh 1991.9023 85.5 . 0.113 . . . . . 549 22 3.8 1 Hrt1994 Sc 1993.2028 . . < 0.036 . . . . . 549 22 3.8 1 Msn1996b Sc 1993.9233 . . < 0.055 . . . . . 549 22 2.5 1 Msn1996b Sc 1994.8992 . . < 0.120 . . . . . 600 200 1.0 1 Bag1999a S 1995.7686 74.1 . 0.085 . . . . . 549 22 2.5 1 Hrt1997 Sc 1995.9214 75.4 . 0.092 . . . . . 549 22 2.5 1 Hrt1997 Sc 1996.8635 71.4 . 0.070 . . . . . 549 22 2.5 1 Msn1997a Sc 1997.1255 70.1 . 0.070 . . . . . 549 22 2.5 3 Hrt2000a Sc 1998.7751 260.0 4.6 0.019 0.002 . . . . 545 30 6.0 1 Bag2002 S 1998.849 V275. . 0.0147 0.0011 6.0 . 7.0 . 2200 1.5 1 Rch1999b O 2002.8843 . . < 0.12 . . . . . 900 340 3.6 1 Rbr2005 A 2002.9990 . . < 0.14 . . . . . 900 340 3.6 1 Rbr2005 A 2003.0017 . . < 0.13 . . . . . 900 340 3.6 1 Rbr2005 A 2004.1100 95.3 . 0.080 . . . 1.01 . 698 39 3.5 1 Hor2008 S 2004.8269 94.7 0.4 0.088 0.002 . . 0.95 0.02 545 30 6.0 1 Bag2007b S 2005.8635 88.5 . 0.104 . . . 1.0 . 550 24 3.8 1 Msn2009 Su 2007.0042 269.1 . 0.103 . . . 0.89 . 754 44 3.5 1 Hor2010 S 2007.8261 88.5 . 0.109 . . . 0.85 . 550 40 3.5 1 Hor2010 S ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Enontekiö 23.6 68.4 168km 16 8 34 Ivalo 27.5 68.7 122km 16 11 49 Kemijärvi 27.4 66.7 70km 16 11 44 Kuusamo 29.2 66.0 181km 16 13 10 Meltaus 25.4 66.9 9km 16 10 1 Muonio 23.7 68.0 126km 16 8 36 Näätämö 29.1 69.7 193km 16 13 6 Nuorgam 27.9 70.1 253km 16 12 6 Oulu Puolivälikangas 25.5 65.0 201km 16 10 7 Pello 24.0 66.8 5km 16 8 51 Posio 28.2 66.1 145km 16 12 20 Pudasjärvi 27.0 65.4 198km 16 11 22 Raahe 24.5 64.7 214km 16 9 17 Ranua 26.5 65.9 131km 16 10 58 Rovaniemi 25.7 66.5 58km 16 10 19 Salla 28.7 66.8 82km 16 12 44 Sodankylä 26.6 67.4 16km 16 11 2 Tervola 24.8 66.1 81km 16 9 33 Tornio 24.1 65.8 90km 16 9 0 Tulppio 29.2 67.8 3km 16 13 11 Utsjoki Ailigas 27.1 69.9 249km 16 11 26 Grazing Occultation of 814SB5 Magnitude 5.4 [Red = 5.5] R814 = 115 Tauri Date: 2015 Jan 30 16h 4m, to 2015 Jan 30 16h 18m 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 18 0 0 65 21 21 16 3 45 -10 31 117 1.66 355.2 358.93 3.30N 18 30 0 65 28 44 16 4 11 -10 31 117 1.65 355.2 358.96 3.33N 19 0 0 65 36 1 16 4 37 -11 31 118 1.64 355.3 359.00 3.37N 19 30 0 65 43 12 16 5 2 -11 32 119 1.63 355.3 359.03 3.40N 20 0 0 65 50 18 16 5 28 -11 32 119 1.62 355.3 359.07 3.44N 20 30 0 65 57 18 16 5 54 -11 32 120 1.61 355.4 359.10 3.47N 21 0 0 66 4 12 16 6 20 -12 32 121 1.60 355.4 359.13 3.50N 21 30 0 66 11 0 16 6 45 32 121 1.59 355.4 359.17 3.54N 22 0 0 66 17 43 16 7 11 32 122 1.58 355.5 359.20 3.57N 22 30 0 66 24 19 16 7 36 33 123 1.57 355.5 359.23 3.60N 23 0 0 66 30 51 16 8 2 33 124 1.56 355.5 359.27 3.64N 23 30 0 66 37 16 16 8 27 33 124 1.55 355.6 359.30 3.67N 24 0 0 66 43 36 16 8 52 33 125 1.54 355.6 359.34 3.71N 24 30 0 66 49 50 16 9 18 33 126 1.53 355.6 359.37 3.74N 25 0 0 66 55 59 16 9 43 33 126 1.53 355.7 359.41 3.78N 25 30 0 67 2 2 16 10 8 33 127 1.52 355.7 359.44 3.81N 26 0 0 67 7 59 16 10 33 33 128 1.51 355.7 359.48 3.84N 26 30 0 67 13 52 16 10 58 34 128 1.50 355.8 359.51 3.88N 27 0 0 67 19 38 16 11 22 34 129 1.50 355.8 359.55 3.91N 27 30 0 67 25 19 16 11 47 34 130 1.49 355.8 359.58 3.95N 28 0 0 67 30 55 16 12 12 34 131 1.48 355.9 359.61 3.98N 28 30 0 67 36 25 16 12 36 34 131 1.48 355.9 359.65 4.02N 29 0 0 67 41 51 16 13 1 34 132 1.47 356.0 359.68 4.05N 29 30 0 67 47 10 16 13 25 34 133 1.47 356.0 359.72 4.09N 30 0 0 67 52 25 16 13 50 34 133 1.46 356.0 359.75 4.12N 30 30 0 67 57 34 16 14 14 35 134 1.45 356.1 359.79 4.16N 31 0 0 68 2 38 16 14 38 35 135 1.45 356.1 359.82 4.19N 31 30 0 68 7 37 16 15 2 35 136 1.44 356.1 359.86 4.23N 32 0 0 68 12 31 16 15 26 35 136 1.44 356.2 359.89 4.26N 32 30 0 68 17 19 16 15 50 35 137 1.43 356.2 359.93 4.30N 33 0 0 68 22 3 16 16 14 35 138 1.43 356.2 359.96 4.33N 33 30 0 68 26 41 16 16 38 35 138 1.42 356.3 360.00 4.37N 34 0 0 68 31 15 16 17 1 35 139 1.42 356.3 0.03 4.40N 34 30 0 68 35 44 16 17 25 35 140 1.41 356.3 0.07 4.43N 35 0 0 68 40 7 16 17 48 35 140 1.41 356.4 0.10 4.47N Path coordinates are referred to WGS84 (as used by GPS), with the nominal site altitude being referenced to Mean Sea Level. 814 is quadruple: Aa,Ab 5.4 6.4 0.021" 350.5 (MCA 19) Graze path of Ab 0.06 km south, and 0.0 secs earlier compared to Aa AC 5.4 11.8 10.1" 346.9 (STT 107) Graze path of C 29.97 km south, and 3.4 secs earlier compared to A AB 5.4 10.1 10.3" 304.8 (STT 107) Graze path of B 19.36 km south, and 17.5 secs earlier compared to A C A S S I N I R E G I O N G R A Z E Librations Long +6.12 Lat +6.94 P +360.23 D -6.73 Illumination of moon 83%+ Elongation of Moon 132 Vertical Profile Scale 3.06 km/arcsec at mean distance of moon Horizontal Scale Factor 1.72 deg/min At longitude 26.50: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 -0.1 2.6 4.0 4.7 5.1 5.4 5.6 5.7 1.9 2.6 4.0 4.7 5.1 5.4 5.6 5.7 3.9 4.2 5.6 6.3 6.8 7.1 7.3 7.5 5.9 4.5 5.9 6.7 7.1 7.4 7.7 7.8 7.9 4.6 6.1 6.8 7.3 7.6 7.8 7.9 ------------------------------------------------------------------------------ Double star catalogue details WDS entries RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2 05272+1758MCA 19Aa,Ab 1979 2007 26 80 89 0.1 0.1 5.42 6.4 B5V +005-022 +17 928 NO 052710.09+175744.2 05272+1758STT 107AB 1843 1998 15 317 306 10.7 10.3 5.42 10.1 B5V F8V +005-022 +17 928 N 052710.09+175744.2 05272+1758STT 107AC 1899 1998 5 341 346 10.0 10.1 5.42 11.8 B5V +005-022 +17 928 N 052710.09+175744.2 05272+1758STT 107BC 1899 2012 3 58 59 5.8 7.0 10.1 11.8 N 052709.51+175749.9 ------------------------------------------------ Interferometric catalogue entries 052710.09+175744.2 ADS 4038 MCA 19Aa,Ab HD 35671 HIP 25499 05272+1758 N O Date PA Sep M1 M2 1978.1301 V 98.1 . 0.0987 0.0002 . . 0.90 0.06 750 177 . 1 Afr1978 O 1978.1301 V 98.1 . 0.0987 0.0002 . . 1.13 0.06 423 40 . 1 Afr1978 O 1979.7736 80.4 . 0.095 . . . . . 470 3.8 1 McA1982d Sc 1979.854 78.2 5. 0.104 0.005 . . 1.5 1. 750 10 2.3 1 Heg1983 S 1979.854 78.4 5. 0.099 0.005 . . . . 550 10 2.3 1 Heg1983 S 1979.854 78.2 5. 0.094 0.005 . . 0.73 1. 410 10 2.3 1 Heg1983 S 1979.857 83.7 5. 0.088 0.004 . . 2.0 1. 501 3 2.3 1 Heg1983 S 1980.0703 V119.1 . 0.0661 0.0004 . . 1.50 0.07 411 20 . 1 Rad1982b O 1980.0743 V147.3 . 0.0314 0.0004 . . 0.84 0.11 750 177 . 1 Evn1981 O 1980.0743 V147.3 . 0.0314 0.0004 . . 1.00 0.04 440 98 . 1 Evn1981 O 1982.7551 . . < 0.035 . . . . . 549 22 3.8 1 Hrt1994 Sc 1982.7607 . . < 0.035 . . . . . 549 22 3.8 1 Hrt1994 Sc 1983.0474 . . < 0.035 . . . . . 549 22 3.8 1 Hrt1994 Sc 1983.7108 . . < 0.035 . . . . . 549 22 3.8 1 Hrt1994 Sc 1983.9553 . . < 0.022 . . . . . 600 14 6.0 1 Bag1985 S 1983.9580 . . < 0.022 . . . . . 600 14 6.0 1 Bag1985 S 1984.0610 . . < 0.036 . . . . . 549 22 3.8 1 Msn1996b Sc 1984.8460 :128.3 . : 0.029 . . . . . 600 14 6.0 1 Bag1987 S 1985.750 :136. . : 0.08 >0.02 . . . . 550 1.0 1 Tok1988 Ig 1986.8893 101.9 . 0.065 . . . . . 549 22 3.8 1 Hrt1994 Sc 1987.2717 100.0 . 0.075 . . . . . 549 22 3.8 1 Hrt1994 Sc 1988.2518 96.7 . 0.083 . . . . . 549 22 3.8 1 Hrt1994 Sc 1988.6609 95.3 . 0.088 . . . . . 549 22 3.8 1 Hrt1994 Sc 1988.9097 : 94.2 . : 0.104 . . . . . 538 76 1.8 1 McA1997 Sc 1989.2374 97.4 . 0.093 . . . . . 549 22 3.8 1 Hrt1994 Sc 1990.2698 91.7 . 0.101 . . . . . 549 22 3.8 1 Hrt1994 Sc 1990.7554 86.6 . 0.104 . . . . . 549 22 3.8 1 Hrt1994 Sc 1991.25 . . S . . 5.40 . . . 511 222 0.3 1 HIP1997h Hh 1991.9023 85.5 . 0.113 . . . . . 549 22 3.8 1 Hrt1994 Sc 1993.2028 . . < 0.036 . . . . . 549 22 3.8 1 Msn1996b Sc 1993.9233 . . < 0.055 . . . . . 549 22 2.5 1 Msn1996b Sc 1994.8992 . . < 0.120 . . . . . 600 200 1.0 1 Bag1999a S 1995.7686 74.1 . 0.085 . . . . . 549 22 2.5 1 Hrt1997 Sc 1995.9214 75.4 . 0.092 . . . . . 549 22 2.5 1 Hrt1997 Sc 1996.8635 71.4 . 0.070 . . . . . 549 22 2.5 1 Msn1997a Sc 1997.1255 70.1 . 0.070 . . . . . 549 22 2.5 3 Hrt2000a Sc 1998.7751 260.0 4.6 0.019 0.002 . . . . 545 30 6.0 1 Bag2002 S 1998.849 V275. . 0.0147 0.0011 6.0 . 7.0 . 2200 1.5 1 Rch1999b O 2002.8843 . . < 0.12 . . . . . 900 340 3.6 1 Rbr2005 A 2002.9990 . . < 0.14 . . . . . 900 340 3.6 1 Rbr2005 A 2003.0017 . . < 0.13 . . . . . 900 340 3.6 1 Rbr2005 A 2004.1100 95.3 . 0.080 . . . 1.01 . 698 39 3.5 1 Hor2008 S 2004.8269 94.7 0.4 0.088 0.002 . . 0.95 0.02 545 30 6.0 1 Bag2007b S 2005.8635 88.5 . 0.104 . . . 1.0 . 550 24 3.8 1 Msn2009 Su 2007.0042 269.1 . 0.103 . . . 0.89 . 754 44 3.5 1 Hor2010 S 2007.8261 88.5 . 0.109 . . . 0.85 . 550 40 3.5 1 Hor2010 S ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Enontekiö 23.6 68.4 168km 16 8 34 Ivalo 27.5 68.7 122km 16 11 49 Kemijärvi 27.4 66.7 70km 16 11 44 Kuusamo 29.2 66.0 181km 16 13 10 Meltaus 25.4 66.9 9km 16 10 1 Muonio 23.7 68.0 126km 16 8 36 Näätämö 29.1 69.7 193km 16 13 6 Nuorgam 27.9 70.1 253km 16 12 6 Oulu Puolivälikangas 25.5 65.0 201km 16 10 7 Pello 24.0 66.8 5km 16 8 51 Posio 28.2 66.1 145km 16 12 20 Pudasjärvi 27.0 65.4 198km 16 11 22 Raahe 24.5 64.7 214km 16 9 17 Ranua 26.5 65.9 131km 16 10 58 Rovaniemi 25.7 66.5 58km 16 10 19 Salla 28.7 66.8 82km 16 12 44 Sodankylä 26.6 67.4 16km 16 11 2 Tervola 24.8 66.1 81km 16 9 33 Tornio 24.1 65.8 90km 16 9 0 Tulppio 29.2 67.8 3km 16 13 11 Utsjoki Ailigas 27.1 69.9 249km 16 11 26