Grazing Occultation of 976SM3 Magnitude 2.9 [Red = 2.0] v R976 = Tejat = mu Geminorum Date: 2020 Mar 31 22h 36m, to 2020 Mar 31 22h 56m 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 73 33 1.8 22 35 58 -12 24 270 2.30 180.3 176.36 2.17S 10 15 0 73 27 40.9 22 36 9 -12 23 270 2.31 180.3 176.38 2.16S 10 30 0 73 22 17.3 22 36 20 -12 23 270 2.32 180.3 176.39 2.14S 10 45 0 73 16 50.8 22 36 31 -12 23 271 2.32 180.3 176.41 2.12S 11 0 0 73 11 21.6 22 36 42 -12 23 271 2.33 180.4 176.43 2.11S 11 15 0 73 5 49.7 22 36 54 23 271 2.34 180.4 176.45 2.09S 11 30 0 73 0 14.9 22 37 5 23 272 2.35 180.4 176.46 2.07S 11 45 0 72 54 37.3 22 37 16 23 272 2.37 180.4 176.48 2.05S 12 0 0 72 48 57.0 22 37 28 23 272 2.38 180.4 176.50 2.04S 12 15 0 72 43 13.8 22 37 39 23 273 2.39 180.4 176.51 2.02S 12 30 0 72 37 27.7 22 37 50 23 273 2.40 180.5 176.53 2.00S 12 45 0 72 31 38.9 22 38 2 23 273 2.41 180.5 176.55 1.98S 13 0 0 72 25 47.2 22 38 13 22 274 2.42 180.5 176.57 1.97S 13 15 0 72 19 52.7 22 38 25 22 274 2.43 180.5 176.58 1.95S 13 30 0 72 13 55.4 22 38 36 22 274 2.44 180.5 176.60 1.93S 13 45 0 72 7 55.2 22 38 48 22 275 2.46 180.5 176.62 1.92S 14 0 0 72 1 52.2 22 38 59 22 275 2.47 180.6 176.64 1.90S 14 15 0 71 55 46.3 22 39 11 22 275 2.48 180.6 176.65 1.88S 14 30 0 71 49 37.7 22 39 23 22 276 2.49 180.6 176.67 1.86S 14 45 0 71 43 26.2 22 39 34 22 276 2.51 180.6 176.69 1.85S 15 0 0 71 37 11.9 22 39 46 22 276 2.52 180.6 176.71 1.83S 15 15 0 71 30 54.8 22 39 58 22 277 2.53 180.7 176.72 1.81S 15 30 0 71 24 34.9 22 40 10 21 277 2.55 180.7 176.74 1.79S 15 45 0 71 18 12.1 22 40 21 21 277 2.56 180.7 176.76 1.78S 16 0 0 71 11 46.6 22 40 33 21 277 2.58 180.7 176.78 1.76S 16 15 0 71 5 18.3 22 40 45 21 278 2.59 180.7 176.79 1.74S 16 30 0 70 58 47.1 22 40 57 21 278 2.61 180.7 176.81 1.72S 16 45 0 70 52 13.2 22 41 9 21 278 2.62 180.8 176.83 1.71S 17 0 0 70 45 36.5 22 41 21 21 279 2.64 180.8 176.85 1.69S 17 15 0 70 38 57.1 22 41 32 21 279 2.65 180.8 176.86 1.67S 17 30 0 70 32 14.9 22 41 44 21 279 2.67 180.8 176.88 1.65S 17 45 0 70 25 29.9 22 41 56 20 280 2.69 180.8 176.90 1.64S 18 0 0 70 18 42.3 22 42 8 20 280 2.70 180.8 176.92 1.62S 18 15 0 70 11 52.0 22 42 20 20 280 2.72 180.9 176.93 1.60S 18 30 0 70 4 59.0 22 42 32 20 281 2.74 180.9 176.95 1.58S 18 45 0 69 58 3.3 22 42 44 20 281 2.76 180.9 176.97 1.57S 19 0 0 69 51 5.0 22 42 56 20 281 2.78 180.9 176.99 1.55S 19 15 0 69 44 4.0 22 43 8 20 282 2.80 180.9 177.00 1.53S 19 30 0 69 37 0.4 22 43 20 20 282 2.81 180.9 177.02 1.51S 19 45 0 69 29 54.3 22 43 32 19 282 2.83 181.0 177.04 1.50S 20 0 0 69 22 45.5 22 43 43 19 283 2.86 181.0 177.05 1.48S 20 15 0 69 15 34.2 22 43 55 19 283 2.88 181.0 177.07 1.46S 20 30 0 69 8 20.4 22 44 7 19 283 2.90 181.0 177.09 1.45S 20 45 0 69 1 4.2 22 44 19 19 283 2.92 181.0 177.10 1.43S 21 0 0 68 53 45.5 22 44 31 19 284 2.94 181.1 177.12 1.41S 21 15 0 68 46 24.3 22 44 43 19 284 2.96 181.1 177.14 1.40S 21 30 0 68 39 0.8 22 44 54 19 284 2.99 181.1 177.16 1.38S 21 45 0 68 31 34.9 22 45 6 18 285 3.01 181.1 177.17 1.36S 22 0 0 68 24 6.7 22 45 18 18 285 3.04 181.1 177.19 1.35S 22 15 0 68 16 36.2 22 45 30 18 285 3.06 181.1 177.20 1.33S 22 30 0 68 9 3.3 22 45 41 18 286 3.09 181.1 177.22 1.31S 22 45 0 68 1 28.3 22 45 53 18 286 3.11 181.2 177.24 1.30S 23 0 0 67 53 51.1 22 46 5 18 286 3.14 181.2 177.25 1.28S 23 15 0 67 46 11.7 22 46 16 18 287 3.17 181.2 177.27 1.26S 23 30 0 67 38 30.2 22 46 28 17 287 3.20 181.2 177.29 1.25S 23 45 0 67 30 46.6 22 46 39 17 287 3.23 181.2 177.30 1.23S 24 0 0 67 23 2.6 22 46 51 17 287 3.26 181.2 177.32 1.21S 24 15 0 67 15 14.9 22 47 2 17 288 3.29 181.3 177.33 1.20S 24 30 0 67 7 25.3 22 47 14 17 288 3.32 181.3 177.35 1.18S 24 45 0 66 59 33.6 22 47 25 17 288 3.35 181.3 177.36 1.17S 25 0 0 66 51 40.1 22 47 36 16 289 3.38 181.3 177.38 1.15S 25 15 0 66 43 44.9 22 47 47 16 289 3.42 181.3 177.39 1.14S 25 30 0 66 35 47.8 22 47 59 16 289 3.45 181.3 177.41 1.12S 25 45 0 66 27 49.0 22 48 10 16 290 3.49 181.4 177.42 1.11S 26 0 0 66 19 48.5 22 48 21 16 290 3.52 181.4 177.44 1.09S 26 15 0 66 11 46.3 22 48 32 16 290 3.56 181.4 177.45 1.08S 26 30 0 66 3 42.4 22 48 43 16 290 3.60 181.4 177.47 1.06S 26 45 0 65 55 37.0 22 48 53 15 291 3.64 181.4 177.48 1.05S 27 0 0 65 47 30.1 22 49 4 15 291 3.68 181.4 177.50 1.04S 27 15 0 65 39 21.7 22 49 15 15 291 3.72 181.4 177.51 1.02S 27 30 0 65 31 8.6 22 49 26 15 292 3.76 181.5 177.53 1.01S 27 45 0 65 22 57.3 22 49 36 15 292 3.81 181.5 177.54 0.99S 28 0 0 65 14 44.6 22 49 47 15 292 3.85 181.5 177.55 0.98S 28 15 0 65 6 30.7 22 49 57 14 292 3.90 181.5 177.57 0.97S 28 30 0 64 58 15.5 22 50 7 14 293 3.94 181.5 177.58 0.95S 28 45 0 64 49 59.2 22 50 17 14 293 3.99 181.5 177.59 0.94S 29 0 0 64 41 41.7 22 50 28 14 293 4.04 181.5 177.61 0.93S 29 15 0 64 33 23.2 22 50 38 14 294 4.10 181.5 177.62 0.91S 29 30 0 64 25 3.6 22 50 47 14 294 4.15 181.6 177.63 0.90S 29 45 0 64 16 43.1 22 50 57 13 294 4.21 181.6 177.64 0.89S 30 0 0 64 8 21.7 22 51 7 13 294 4.26 181.6 177.66 0.88S 30 15 0 63 59 59.4 22 51 17 13 295 4.32 181.6 177.67 0.87S 30 30 0 63 51 36.3 22 51 26 13 295 4.38 181.6 177.68 0.85S 30 45 0 63 43 12.4 22 51 36 13 295 4.45 181.6 177.69 0.84S 31 0 0 63 34 47.8 22 51 45 13 296 4.51 181.6 177.70 0.83S 31 15 0 63 26 22.5 22 51 54 12 296 4.58 181.6 177.71 0.82S 31 30 0 63 17 56.7 22 52 3 12 296 4.65 181.7 177.73 0.81S 31 45 0 63 9 30.3 22 52 12 12 296 4.72 181.7 177.74 0.80S 32 0 0 63 1 3.3 22 52 21 12 297 4.79 181.7 177.75 0.79S 32 15 0 62 52 35.8 22 52 30 12 297 4.87 181.7 177.76 0.78S 32 30 0 62 44 8.0 22 52 38 11 297 4.95 181.7 177.77 0.77S 32 45 0 62 35 39.7 22 52 47 11 297 5.03 181.7 177.78 0.76S 33 0 0 62 27 11.2 22 52 55 11 298 5.12 181.7 177.79 0.75S 33 15 0 62 18 42.4 22 53 4 11 298 5.20 181.7 177.80 0.74S 33 30 0 62 10 13.4 22 53 12 11 298 5.30 181.7 177.81 0.73S 33 45 0 62 1 44.3 22 53 20 11 298 5.39 181.7 177.82 0.72S 34 0 0 61 53 15.0 22 53 28 10 299 5.49 181.8 177.83 0.71S 34 15 0 61 44 45.6 22 53 35 10 299 5.59 181.8 177.84 0.70S 34 30 0 61 36 16.3 22 53 43 10 299 5.70 181.8 177.84 0.69S 34 45 0 61 27 46.9 22 53 51 10 300 5.81 181.8 177.85 0.68S 35 0 0 61 19 17.7 22 53 58 10 300 5.93 181.8 177.86 0.67S 35 15 0 61 10 48.5 22 54 5 9 300 6.05 181.8 177.87 0.67S 35 30 0 61 2 19.6 22 54 12 9 300 6.17 181.8 177.88 0.66S 35 45 0 60 53 50.8 22 54 19 9 301 6.30 181.8 177.88 0.65S 36 0 0 60 45 22.2 22 54 26 9 301 6.44 181.8 177.89 0.64S 36 15 0 60 36 54.0 22 54 33 9 301 6.58 181.8 177.90 0.64S 36 30 0 60 28 26.0 22 54 39 8 301 6.73 181.8 177.91 0.63S 36 45 0 60 19 58.5 22 54 46 8 302 6.89 181.8 177.91 0.62S 37 0 0 60 11 31.3 22 54 52 8 302 7.06 181.8 177.92 0.62S 37 15 0 60 3 4.6 22 54 58 8 302 7.23 181.9 177.92 0.61S 37 30 0 59 54 38.5 22 55 4 8 302 7.41 181.9 177.93 0.60S 37 45 0 59 46 12.8 22 55 10 7 303 7.61 181.9 177.94 0.60S 38 0 0 59 37 47.7 22 55 16 7 303 7.81 181.9 177.94 0.59S 38 15 0 59 29 23.2 22 55 21 7 303 8.02 181.9 177.95 0.59S 38 30 0 59 20 59.3 22 55 27 7 303 8.25 181.9 177.95 0.58S 38 45 0 59 12 36.2 22 55 32 7 303 8.49 181.9 177.96 0.58S 39 0 0 59 4 13.7 22 55 37 7 304 8.74 181.9 177.96 0.57S 39 15 0 58 55 52.1 22 55 42 6 304 9.01 181.9 177.97 0.57S 39 30 0 58 47 31.4 22 55 47 6 304 9.30 181.9 177.97 0.56S 39 45 0 58 39 12.5 22 55 51 6 304 9.61 181.9 177.98 0.56S 40 0 0 58 30 53.4 22 55 56 6 305 9.94 181.9 177.98 0.55S 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 49 meters [CHARM/CADARS, 32 measures] 976 is variable: 976 = mu. Gem, 2.75 to 3.02, V, Type SR 976 is multiple: AD 3.1 11.9 57" 63.2 (BU 1059) Graze path of D approximately 95.6 km south, and 91.1 secs later compared to A - refer to graze profile for exact distances AE 3.1 13.1 77" 84.2 (LBU 3) Graze path of E approximately 33.9 km south, and 138.8 secs later compared to A - refer to graze profile for exact distances A,BC 3.1 11.3 106" 141.0 (BU 1059) Graze path of BC approximately 288.5 km north, and 124.6 secs later compared to A - refer to graze profile for exact distances AF 3.1 12.1 140" 112.3 (LBU 3) Graze path of F approximately 178.2 km north, and 237.1 secs later compared to A - refer to graze profile for exact distances Librations Long -8.10 Lat +0.50 P +177.30 D +0.39 Illumination of moon 45%+ Elongation of Moon 84 Vertical Profile Scale approx. 3.60 km/arcsec at mean distance of moon Horizontal Scale Factor 2.06 deg/min At longitude 25.00: Limiting Magnitudes for various telescope apertures (in cm) CA\Tdia 5 10 15 20 25 30 35 -2.8 2.8 4.1 4.7 5.1 5.3 5.4 5.5 -0.8 2.8 4.1 4.7 5.1 5.3 5.4 5.5 1.2 4.5 5.8 6.5 6.9 7.2 7.3 7.5 3.2 4.5 5.8 6.5 6.9 7.2 7.4 7.5 5.2 5.2 6.6 7.3 7.8 8.0 8.2 8.4 ------------------------------------------------------------------------------ Double star catalogue details WDS entries RA Dec Name Y1 Y2 N PA PA Sep Sep M1 M2 06230+2231BU 1059A,BC 1889 2007 7 141 141 122.5 108.1 3.06 11.29 M3II +056-110 +002-008 +22 1304 N 062257.57+223049.7 06230+2231BU 1059AD 1831 2007 5 89 65 80.0 58.7 3.06 11.9 M3II +062-109 -006-001 +22 1304 N 062257.57+223049.7 06230+2231LBU 3AE 1990 2007 3 86 85 82.1 79.4 3.06 13.09 M3IIIab +056-110 +002-011 N 062257.57+223049.7 06230+2231LBU 3AF 1990 2001 2 115 114 136.5 137.9 3.06 12.15 M3IIIab +056-110 -008-011 N 062257.57+223049.7 06230+2231BU 1059BC 1889 1944 5 267 265 0.8 0.6 11.5 12.4 +003-005 N 062302.65+222924.4 ------------------------------------------------ Interferometric catalogue entries 062257.57+223049.7 ADS 4990 BU 1059A BD+22 1304 HIP 30343 06230+22 Date PA Sep M1 M2 N 1991.25 . . S . . 2.87 . . . 511 222 0.3 1 HIP1997h H 2002.7529 . . < 0.11 . . . . . 800 155 3.6 1 Rbr2011c A ------------------------------------------------ AAVSO Variable star entry Variable identifier Type Max Min Ph Epoch Period mu. Gem SR 2.75 3.02 V ------------------------------------------------------------------------------ Results of Observer Scan UT Site Long. Lat. Dist. h m s Ähtäri 24.1 62.6 350km 22 46 54.8 Angeli 25.7 68.9 148km 22 48 5.5 Bodø 14.4 67.3 346km 22 39 18.0 Enontekiö 23.6 68.4 52km 22 46 33.6 Haapajärvi 25.3 63.7 209km 22 47 50.0 Hamina 27.2 60.6 379km 22 49 12.5 Hartola 26.0 61.6 349km 22 48 21.3 Iisalmi 27.2 63.5 150km 22 49 11.8 Ilomantsi 30.9 62.7 67km 22 51 41.5 Imatra 28.8 61.2 262km 22 50 18.2 Inari 27.0 68.9 191km 22 49 5.1 Ivalo 27.5 68.7 194km 22 49 26.8 Jämsä 25.2 61.9 360km 22 47 44.1 Joensuu Jakokoski 30.0 62.7 100km 22 51 6.5 Jyväskylä Rihlaperä 25.7 62.2 310km 22 48 7.3 Kaaresuvanto 22.5 68.5 19km 22 45 40.4 Kajaani Lehtikangas 27.7 64.2 81km 22 49 35.4 Kalajoki 23.9 64.3 225km 22 46 47.6 Kangasala 24.0 61.4 449km 22 46 50.5 Karigasniemi 25.8 69.4 181km 22 48 13.6 Kaustinen 23.7 63.6 288km 22 46 36.4 Kemijärvi 27.4 66.7 75km 22 49 22.7 Kihlanki 23.6 67.6 2km 22 46 30.2 Kilpisjärvi 20.8 69.0 3km 22 44 20.5 Kittilä 24.9 67.7 48km 22 47 31.4 Kokkola 23.1 63.8 289km 22 46 10.4 Kolari 23.8 67.3 11km 22 46 40.8 Kouvola 26.7 60.9 378km 22 48 49.5 Kuhmo 29.5 64.1 20km 22 50 47.6 Kuopio Huuhanmäki 27.6 62.9 181km 22 49 31.5 Kuusamo 29.2 66.0 90km 22 50 35.1 Lahti Pirttiharju 25.6 61.0 415km 22 48 2.2 Lappeenranta 28.2 61.1 299km 22 49 54.1 Lapua 23.0 63.0 363km 22 46 4.6 Loviisa 26.2 60.5 431km 22 48 30.2 Mänttä 24.6 62.0 371km 22 47 18.9 Mäntyharju 26.9 61.4 325km 22 48 58.9 Meltaus 25.4 66.9 16km 22 47 52.1 Mikkeli Kiiskinmäki 27.2 61.7 289km 22 49 14.1 Muonio 23.7 68.0 26km 22 46 35.3 Näätämö 29.1 69.7 296km 22 50 31.6 Nellim 28.3 68.8 229km 22 49 59.0 Nilsiä 28.1 63.2 140km 22 49 49.9 Nunnanen 24.5 68.4 81km 22 47 13.4 Nuorgam 27.9 70.1 279km 22 49 41.3 Nurmes 29.1 63.5 75km 22 50 33.1 Orimattila Artjärvi Tähtikallio 26.2 60.7 409km 22 48 29.7 Oulainen 24.8 64.3 190km 22 47 27.1 Oulu Puolivälikangas 25.5 65.0 108km 22 47 57.6 Parkano 23.0 62.0 440km 22 46 5.5 Pello 24.0 66.8 42km 22 46 48.9 Pietari 30.1 59.9 308km 22 51 9.5 Posio 28.2 66.1 63km 22 49 53.2 Pudasjärvi 27.0 65.4 29km 22 49 3.3 Puolanka 27.7 64.9 38km 22 49 32.6 Pyhäjärvi 26.0 63.7 189km 22 48 19.1 Raahe 24.5 64.7 171km 22 47 12.3 Ranua 26.5 65.9 8km 22 48 42.6 Rautalampi 26.7 62.6 243km 22 48 51.0 Rovaniemi 25.7 66.5 1km 22 48 8.4 Salla 28.7 66.8 125km 22 50 13.6 Savonlinna 28.9 61.9 208km 22 50 22.3 Savukoski 28.2 67.3 136km 22 49 53.4 Seinäjoki 22.8 62.8 384km 22 45 57.3 Sevettijärvi 28.6 69.5 272km 22 50 10.9 Skellfteå 20.9 64.8 304km 22 44 26.7 Skiippagurra 28.2 70.2 293km 22 49 55.6 Sodankylä 26.6 67.4 90km 22 48 46.4 Suomussalmi 28.9 64.9 9km 22 50 23.5 Taivalkoski 28.3 65.6 31km 22 49 56.7 Tampere Kauppi 23.8 61.5 448km 22 46 41.0 Tervola 24.8 66.1 60km 22 47 27.0 Tornio 24.1 65.8 100km 22 46 57.0 Tulppio 29.2 67.8 199km 22 50 35.7 Umeå 20.3 63.8 405km 22 43 55.8 Utsjoki Ailigas 27.1 69.9 245km 22 49 6.7 Uusikaarlepyy 22.5 63.5 338km 22 45 42.3 Vaasa Sundom 21.6 63.0 416km 22 44 57.9 Varkaus 27.9 62.3 215km 22 49 41.3 Viitasaari 25.9 63.1 239km 22 48 14.0 Vimpeli 23.8 63.2 314km 22 46 42.3 Virrat 23.8 62.2 392km 22 46 40.7 Vuotso 27.1 68.1 148km 22 49 9.0 Ylitornio 23.7 66.3 84km 22 46 35.3