Grazing Occultation of 1127cF2 Magnitude 5.9 [Red = 5.8] S R1127 = 61 Geminorum Date: 2019 Feb 17 0h 25m, to 2019 Feb 17 0h 42m 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 15 0 0 70 48 6.4 0 24 50 30 244 1.74 186.2 176.14 0.54S 15 7 30 70 45 59.6 0 24 56 30 244 1.74 186.3 176.15 0.53S 15 15 0 70 43 52.2 0 25 2 30 244 1.74 186.3 176.16 0.52S 15 22 30 70 41 44.3 0 25 8 30 244 1.74 186.3 176.17 0.52S 15 30 0 70 39 36.0 0 25 14 30 245 1.74 186.3 176.17 0.51S 15 37 30 70 37 27.1 0 25 20 30 245 1.75 186.3 176.18 0.50S 15 45 0 70 35 17.8 0 25 26 30 245 1.75 186.3 176.19 0.49S 15 52 30 70 33 8.0 0 25 32 30 245 1.75 186.3 176.20 0.48S 16 0 0 70 30 57.7 0 25 38 30 245 1.75 186.3 176.21 0.48S 16 7 30 70 28 46.8 0 25 44 30 245 1.75 186.3 176.21 0.47S 16 15 0 70 26 35.5 0 25 50 30 246 1.76 186.3 176.22 0.46S 16 22 30 70 24 23.7 0 25 56 30 246 1.76 186.3 176.23 0.45S 16 30 0 70 22 11.4 0 26 2 30 246 1.76 186.3 176.24 0.45S 16 37 30 70 19 58.6 0 26 8 30 246 1.76 186.3 176.24 0.44S 16 45 0 70 17 45.3 0 26 14 30 246 1.77 186.4 176.25 0.43S 16 52 30 70 15 31.5 0 26 20 29 246 1.77 186.4 176.26 0.42S 17 0 0 70 13 17.2 0 26 26 29 247 1.77 186.4 176.27 0.42S 17 7 30 70 11 2.4 0 26 32 29 247 1.77 186.4 176.27 0.41S 17 15 0 70 8 47.0 0 26 38 29 247 1.77 186.4 176.28 0.40S 17 22 30 70 6 31.2 0 26 44 29 247 1.78 186.4 176.29 0.39S 17 30 0 70 4 14.9 0 26 50 29 247 1.78 186.4 176.30 0.38S 17 37 30 70 1 58.1 0 26 56 29 247 1.78 186.4 176.30 0.38S 17 45 0 69 59 40.8 0 27 2 29 248 1.78 186.4 176.31 0.37S 17 52 30 69 57 23.0 0 27 8 29 248 1.79 186.4 176.32 0.36S 18 0 0 69 55 4.6 0 27 15 29 248 1.79 186.4 176.33 0.35S 18 7 30 69 52 45.8 0 27 21 29 248 1.79 186.4 176.34 0.35S 18 15 0 69 50 26.5 0 27 27 29 248 1.79 186.4 176.34 0.34S 18 22 30 69 48 6.6 0 27 33 29 249 1.80 186.5 176.35 0.33S 18 30 0 69 45 46.2 0 27 39 29 249 1.80 186.5 176.36 0.32S 18 37 30 69 43 25.4 0 27 45 29 249 1.80 186.5 176.37 0.31S 18 45 0 69 41 4.0 0 27 52 29 249 1.80 186.5 176.38 0.31S 18 52 30 69 38 42.1 0 27 58 29 249 1.81 186.5 176.38 0.30S 19 0 0 69 36 19.7 0 28 4 29 249 1.81 186.5 176.39 0.29S 19 7 30 69 33 56.7 0 28 10 29 250 1.81 186.5 176.40 0.28S 19 15 0 69 31 33.3 0 28 16 29 250 1.81 186.5 176.41 0.28S 19 22 30 69 29 9.3 0 28 23 29 250 1.82 186.5 176.41 0.27S 19 30 0 69 26 44.8 0 28 29 29 250 1.82 186.5 176.42 0.26S 19 37 30 69 24 19.8 0 28 35 29 250 1.82 186.5 176.43 0.25S 19 45 0 69 21 54.3 0 28 41 29 250 1.83 186.5 176.44 0.24S 19 52 30 69 19 28.3 0 28 48 29 251 1.83 186.5 176.45 0.24S 20 0 0 69 17 1.7 0 28 54 29 251 1.83 186.6 176.45 0.23S 20 7 30 69 14 34.6 0 29 0 29 251 1.83 186.6 176.46 0.22S 20 15 0 69 12 7.1 0 29 7 29 251 1.84 186.6 176.47 0.21S 20 22 30 69 9 39.0 0 29 13 29 251 1.84 186.6 176.48 0.21S 20 30 0 69 7 10.4 0 29 19 28 251 1.84 186.6 176.48 0.20S 20 37 30 69 4 41.2 0 29 26 28 252 1.85 186.6 176.49 0.19S 20 45 0 69 2 11.6 0 29 32 28 252 1.85 186.6 176.50 0.18S 20 52 30 68 59 41.4 0 29 38 28 252 1.85 186.6 176.51 0.17S 21 0 0 68 57 10.7 0 29 45 28 252 1.86 186.6 176.52 0.17S 21 7 30 68 54 39.5 0 29 51 28 252 1.86 186.6 176.52 0.16S 21 15 0 68 52 7.8 0 29 57 28 252 1.86 186.6 176.53 0.15S 21 22 30 68 49 35.5 0 30 4 28 253 1.86 186.6 176.54 0.14S 21 30 0 68 47 2.8 0 30 10 28 253 1.87 186.6 176.55 0.14S 21 37 30 68 44 29.5 0 30 16 28 253 1.87 186.7 176.55 0.13S 21 45 0 68 41 55.7 0 30 23 28 253 1.87 186.7 176.56 0.12S 21 52 30 68 39 21.3 0 30 29 28 253 1.88 186.7 176.57 0.11S 22 0 0 68 36 46.5 0 30 36 28 253 1.88 186.7 176.58 0.10S 22 7 30 68 34 11.1 0 30 42 28 254 1.88 186.7 176.59 0.10S 22 15 0 68 31 35.2 0 30 48 28 254 1.89 186.7 176.59 0.09S 22 22 30 68 28 58.8 0 30 55 28 254 1.89 186.7 176.60 0.08S 22 30 0 68 26 21.9 0 31 1 28 254 1.89 186.7 176.61 0.07S 22 37 30 68 23 44.4 0 31 8 28 254 1.90 186.7 176.62 0.07S 22 45 0 68 21 6.4 0 31 14 28 255 1.90 186.7 176.62 0.06S 22 52 30 68 18 27.9 0 31 21 28 255 1.90 186.7 176.63 0.05S 23 0 0 68 15 48.9 0 31 27 28 255 1.91 186.7 176.64 0.04S 23 7 30 68 13 9.4 0 31 34 28 255 1.91 186.8 176.65 0.03S 23 15 0 68 10 29.3 0 31 40 28 255 1.91 186.8 176.65 0.03S 23 22 30 68 7 48.7 0 31 47 28 255 1.92 186.8 176.66 0.02S 23 30 0 68 5 7.6 0 31 53 27 256 1.92 186.8 176.67 0.01S 23 37 30 68 2 26.0 0 32 0 27 256 1.92 186.8 176.68 0.00S 23 45 0 67 59 43.9 0 32 6 27 256 1.93 186.8 176.69 0.00S 23 52 30 67 57 1.2 0 32 13 27 256 1.93 186.8 176.69 -0.01S 24 0 0 67 54 18.1 0 32 19 27 256 1.94 186.8 176.70 -0.02S 24 7 30 67 51 34.3 0 32 26 27 256 1.94 186.8 176.71 -0.03S 24 15 0 67 48 50.1 0 32 32 27 257 1.94 186.8 176.72 -0.03S 24 22 30 67 46 5.4 0 32 39 27 257 1.95 186.8 176.72 -0.04S 24 30 0 67 43 20.1 0 32 45 27 257 1.95 186.8 176.73 -0.05S 24 37 30 67 40 34.4 0 32 52 27 257 1.95 186.8 176.74 -0.06S 24 45 0 67 37 48.1 0 32 58 27 257 1.96 186.9 176.75 -0.06S 24 52 30 67 35 1.2 0 33 5 27 257 1.96 186.9 176.75 -0.07S 25 0 0 67 32 13.9 0 33 12 27 258 1.97 186.9 176.76 -0.08S 25 7 30 67 29 26.1 0 33 18 27 258 1.97 186.9 176.77 -0.09S 25 15 0 67 26 37.7 0 33 25 27 258 1.97 186.9 176.78 -0.10S 25 22 30 67 23 48.9 0 33 31 27 258 1.98 186.9 176.79 -0.10S 25 30 0 67 20 59.5 0 33 38 27 258 1.98 186.9 176.79 -0.11S 25 37 30 67 18 9.6 0 33 45 27 258 1.99 186.9 176.80 -0.12S 25 45 0 67 15 19.1 0 33 51 27 259 1.99 186.9 176.81 -0.13S 25 52 30 67 12 28.2 0 33 58 27 259 2.00 186.9 176.82 -0.13S 26 0 0 67 9 36.8 0 34 4 27 259 2.00 186.9 176.82 -0.14S 26 7 30 67 6 44.8 0 34 11 27 259 2.00 186.9 176.83 -0.15S 26 15 0 67 3 52.4 0 34 18 26 259 2.01 186.9 176.84 -0.16S 26 22 30 67 0 59.4 0 34 24 26 259 2.01 186.9 176.85 -0.16S 26 30 0 66 58 5.9 0 34 31 26 260 2.02 187.0 176.85 -0.17S 26 37 30 66 55 11.9 0 34 37 26 260 2.02 187.0 176.86 -0.18S 26 45 0 66 52 17.5 0 34 44 26 260 2.03 187.0 176.87 -0.19S 26 52 30 66 49 22.5 0 34 51 26 260 2.03 187.0 176.88 -0.19S 27 0 0 66 46 27.0 0 34 57 26 260 2.04 187.0 176.88 -0.20S 27 7 30 66 43 31.0 0 35 4 26 260 2.04 187.0 176.89 -0.21S 27 15 0 66 40 34.5 0 35 11 26 261 2.04 187.0 176.90 -0.22S 27 22 30 66 37 37.5 0 35 17 26 261 2.05 187.0 176.90 -0.22S 27 30 0 66 34 40.0 0 35 24 26 261 2.05 187.0 176.91 -0.23S 27 37 30 66 31 42.0 0 35 31 26 261 2.06 187.0 176.92 -0.24S 27 45 0 66 28 43.4 0 35 37 26 261 2.06 187.0 176.93 -0.24S 27 52 30 66 25 44.4 0 35 44 26 261 2.07 187.0 176.93 -0.25S 28 0 0 66 22 44.9 0 35 51 26 262 2.07 187.0 176.94 -0.26S 28 7 30 66 19 44.9 0 35 57 26 262 2.08 187.1 176.95 -0.27S 28 15 0 66 16 44.5 0 36 4 26 262 2.08 187.1 176.96 -0.27S 28 22 30 66 13 43.5 0 36 11 26 262 2.09 187.1 176.96 -0.28S 28 30 0 66 10 42.0 0 36 17 26 262 2.09 187.1 176.97 -0.29S 28 37 30 66 7 40.0 0 36 24 25 262 2.10 187.1 176.98 -0.30S 28 45 0 66 4 37.6 0 36 31 25 263 2.10 187.1 176.99 -0.30S 28 52 30 66 1 34.6 0 36 37 25 263 2.11 187.1 176.99 -0.31S 29 0 0 65 58 31.2 0 36 44 25 263 2.11 187.1 177.00 -0.32S 29 7 30 65 55 27.3 0 36 51 25 263 2.12 187.1 177.01 -0.32S 29 15 0 65 52 23.0 0 36 57 25 263 2.13 187.1 177.01 -0.33S 29 22 30 65 49 18.1 0 37 4 25 263 2.13 187.1 177.02 -0.34S 29 30 0 65 46 12.8 0 37 11 25 264 2.14 187.1 177.03 -0.35S 29 37 30 65 43 6.9 0 37 17 25 264 2.14 187.1 177.04 -0.35S 29 45 0 65 40 0.7 0 37 24 25 264 2.15 187.1 177.04 -0.36S 29 52 30 65 36 53.9 0 37 31 25 264 2.15 187.2 177.05 -0.37S 30 0 0 65 33 46.7 0 37 37 25 264 2.16 187.2 177.06 -0.37S 30 7 30 65 30 39.0 0 37 44 25 264 2.16 187.2 177.06 -0.38S 30 15 0 65 27 30.9 0 37 51 25 265 2.17 187.2 177.07 -0.39S 30 22 30 65 24 22.2 0 37 57 25 265 2.18 187.2 177.08 -0.40S 30 30 0 65 21 13.2 0 38 4 25 265 2.18 187.2 177.08 -0.40S 30 37 30 65 18 3.6 0 38 11 25 265 2.19 187.2 177.09 -0.41S 30 45 0 65 14 53.6 0 38 18 24 265 2.19 187.2 177.10 -0.42S 30 52 30 65 11 43.2 0 38 24 24 265 2.20 187.2 177.11 -0.42S 31 0 0 65 8 32.3 0 38 31 24 266 2.21 187.2 177.11 -0.43S 31 7 30 65 5 20.9 0 38 38 24 266 2.21 187.2 177.12 -0.44S 31 15 0 65 2 9.1 0 38 44 24 266 2.22 187.2 177.13 -0.44S 31 22 30 64 58 56.9 0 38 51 24 266 2.23 187.2 177.13 -0.45S 31 30 0 64 55 44.2 0 38 58 24 266 2.23 187.2 177.14 -0.46S 31 37 30 64 52 31.0 0 39 4 24 266 2.24 187.3 177.15 -0.46S 31 45 0 64 49 17.5 0 39 11 24 267 2.24 187.3 177.15 -0.47S 31 52 30 64 46 3.4 0 39 18 24 267 2.25 187.3 177.16 -0.48S 32 0 0 64 42 49.0 0 39 24 24 267 2.26 187.3 177.17 -0.48S 32 7 30 64 39 34.1 0 39 31 24 267 2.26 187.3 177.17 -0.49S 32 15 0 64 36 18.8 0 39 37 24 267 2.27 187.3 177.18 -0.50S 32 22 30 64 33 3.0 0 39 44 24 267 2.28 187.3 177.19 -0.50S 32 30 0 64 29 46.8 0 39 51 24 268 2.29 187.3 177.19 -0.51S 32 37 30 64 26 30.2 0 39 57 24 268 2.29 187.3 177.20 -0.52S 32 45 0 64 23 13.2 0 40 4 24 268 2.30 187.3 177.21 -0.52S 32 52 30 64 19 55.7 0 40 11 23 268 2.31 187.3 177.21 -0.53S 33 0 0 64 16 37.9 0 40 17 23 268 2.31 187.3 177.22 -0.54S 33 7 30 64 13 19.6 0 40 24 23 268 2.32 187.3 177.23 -0.54S 33 15 0 64 10 0.9 0 40 30 23 269 2.33 187.3 177.23 -0.55S 33 22 30 64 6 41.9 0 40 37 23 269 2.34 187.3 177.24 -0.56S 33 30 0 64 3 22.4 0 40 44 23 269 2.34 187.3 177.24 -0.56S 33 37 30 64 0 2.5 0 40 50 23 269 2.35 187.4 177.25 -0.57S 33 45 0 63 56 42.2 0 40 57 23 269 2.36 187.4 177.26 -0.58S 33 52 30 63 53 21.5 0 41 3 23 269 2.37 187.4 177.26 -0.58S 34 0 0 63 50 0.5 0 41 10 23 270 2.37 187.4 177.27 -0.59S 34 7 30 63 46 39.0 0 41 17 23 270 2.38 187.4 177.28 -0.59S 34 15 0 63 43 17.2 0 41 23 23 270 2.39 187.4 177.28 -0.60S 34 22 30 63 39 54.9 0 41 30 23 270 2.40 187.4 177.29 -0.61S 34 30 0 63 36 32.3 0 41 36 23 270 2.40 187.4 177.29 -0.61S 34 37 30 63 33 9.4 0 41 43 23 270 2.41 187.4 177.30 -0.62S 34 45 0 63 29 46.0 0 41 49 22 270 2.42 187.4 177.31 -0.62S 34 52 30 63 26 22.3 0 41 56 22 271 2.43 187.4 177.31 -0.63S 35 0 0 63 22 58.2 0 42 2 22 271 2.44 187.4 177.32 -0.64S 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. Projected diameter of star 1 meters [Estimated] 1127 is variable: 1127 = NSV 3592, 5.9, , Type DSCT: 1127 is double: AB 5.9 0.052" 298.5 (CHR 26) Graze path of B approximately 0.1 km south, and 0.1 secs earlier compared to A - refer to graze profile for exact distances Librations Long -4.88 Lat +1.50 P +176.62 D +1.49 Illumination of moon 90%+ Elongation of Moon 143 Vertical Profile Scale approx. 3.37 km/arcsec at mean distance of moon Horizontal Scale Factor 2.02 deg/min At longitude 25.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 -4.1 2.4 3.8 4.5 4.9 5.1 5.3 5.4 -2.1 2.4 3.8 4.5 4.9 5.1 5.3 5.4 -0.1 2.4 3.8 4.5 4.9 5.1 5.3 5.4 1.9 2.4 3.8 4.5 4.9 5.1 5.3 5.4 3.9 2.7 4.0 4.7 5.1 5.4 5.6 5.7 ------------------------------------------------------------------------------ Double star catalogue details WDS entries RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2 07269+2015CHR 26 1984 2015 10 128 121 0.0 0.0 5.9 F2V +002-012 +20 1805 NO 072656.33+201527.3 ------------------------------------------------ Interferometric catalogue entries 072656.33+201527.3 HR 2837 CHR 26 HD 58579 HIP 36156 07269+20 Date PA Sep M1 M2 N O 1984.0607 128.0 . 0.031 . . . . . 549 22 3.8 1 McA1987b S 1985.0000 163.9 . 0.051 . . . . . 549 22 3.8 1 McA1987b S 1986.8867 202.6 . 0.050 . . . . . 549 22 3.8 1 McA1989 S 1987.2689 207.7 . 0.055 . . . . . 549 22 3.8 1 Hrt2000a S 1988.1648 236.4 . 0.058 . . . . . 549 22 3.6 1 McA1993 S 1988.2520 235.5 . 0.050 . . . . . 549 22 3.8 1 McA1989 S 1991.25 . . < 0.1 . 6.02 . . . 511 222 0.3 1 HIP1997e H 1994.0927 358.6 . 0.069 . . . . . 549 22 2.5 1 Hrt1997 S 1995.1490 15.4 . 0.060 . . . . . 549 22 2.5 1 Hrt1997 S 1995.9215 24.0 . 0.053 . . . . . 549 22 2.5 1 Hrt1997 S 2002.3334 . . < 0.24 . . . . . 800 155 3.6 1 Rbr2011c A 2002.9992 . . < 0.12 . . . . . 900 340 3.6 1 Rbr2005 A ------------------------------------------------ AAVSO Variable star entry Variable identifier Type Max Min Ph Epoch Period NSV 3592 DSCT: 5.9 ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Angeli 25.7 68.9 123km 0 33 46.3 Enontekiö 23.6 68.4 27km 0 31 59.8 Iisalmi 27.2 63.5 261km 0 35 7.0 Ilomantsi 30.9 62.7 203km 0 38 26.1 Inari 27.0 68.9 160km 0 34 58.7 Ivalo 27.5 68.7 157km 0 35 25.7 Joensuu Jakokoski 30.0 62.7 232km 0 37 36.9 Kaaresuvanto 22.5 68.5 0km 0 31 0.3 Kajaani Lehtikangas 27.7 64.2 185km 0 35 36.5 Karigasniemi 25.8 69.4 163km 0 33 56.0 Kemijärvi 27.4 66.7 9km 0 35 20.4 Kilpisjärvi 20.8 69.0 2km 0 29 33.6 Kittilä 24.9 67.7 6km 0 33 6.1 Kolari 23.8 67.3 53km 0 32 7.9 Kuhmo 29.5 64.1 132km 0 37 11.0 Kuusamo 29.2 66.0 5km 0 36 54.2 Meltaus 25.4 66.9 39km 0 33 30.4 Muonio 23.7 68.0 6km 0 32 1.7 Nellim 28.3 68.8 191km 0 36 6.7 Nilsiä 28.1 63.2 260km 0 35 55.0 Nunnanen 24.5 68.4 53km 0 32 45.2 Nurmes 29.1 63.5 193km 0 36 51.5 Oulu Puolivälikangas 25.5 65.0 191km 0 33 37.0 Pello 24.0 66.8 93km 0 32 17.2 Posio 28.2 66.1 16km 0 35 59.3 Pudasjärvi 27.0 65.4 114km 0 34 56.4 Puolanka 27.7 64.9 133km 0 35 33.0 Raahe 24.5 64.7 255km 0 32 44.0 Ranua 26.5 65.9 83km 0 34 31.0 Rovaniemi 25.7 66.5 62km 0 33 49.8 Salla 28.7 66.8 55km 0 36 25.8 Savukoski 28.2 67.3 75km 0 35 59.5 Sevettijärvi 28.6 69.5 243km 0 36 22.3 Sodankylä 26.6 67.4 37km 0 34 35.6 Suomussalmi 28.9 64.9 90km 0 36 38.8 Taivalkoski 28.3 65.6 56km 0 36 3.8 Tervola 24.8 66.1 125km 0 33 1.0 Tornio 24.1 65.8 165km 0 32 26.4 Tot'ma 42.2 60.0 1km 0 47 56.0 Tulppio 29.2 67.8 141km 0 36 55.1 Utsjoki Ailigas 27.1 69.9 229km 0 35 0.6 Vuotso 27.1 68.1 104km 0 35 3.5 Ylitornio 23.7 66.3 141km 0 32 1.8