20599+4016 LSC   1Aa1,2

 
 
20H 59M 55.28S +40 15' 31.8" P.A. 257 MAG 7.00,8.20 SP F8V DIST. 40.95 PC (133.58 L.Y.)
 
 
Coord 2000
20599+4016
Discov num
LSC   1
Comp
Aa1,2
Coord arcsec 2000
20 59 55.28 +40 15 31.8
Date first
2012
Date last
2012
Obs
2
Pa first
258
Pa last
257
P.A. Now (θ)
257°
Sep first
0.0
Sep last
0.0
Sep. Now (ρ)
0"
Mag pri
7.00
Mag sec
8.20
delta mag (ΔM)
1.2
Spectral class
F8V (yellow-white)
Pri motion ra
+232
Sec motion ra
Pri motion dec
+210
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
20599+4016 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 50331 20599+4016 LSC 1 Aa1,2 2012 2012 2 257 0.0 7.00 8.20 1.20 Y <===
Show 50331 20599+4016 COU2431 Aa,Ab 1986 2012 5 208 2.2 6.66 10.80 4.14
Show 50331 20599+4016 ENG 79 AB 1893 2003 10 219 165.9 6.66 9.76 3.10
Show 50331 20599+4016 BUP 221 AC 1908 2003 9 154 210.3 6.66 9.71 3.05
Show 50331 20599+4016 LEP 98 AD 1928 2002 7 259 999.9 6.66 10.90 4.24
Show 20599+4016 BUP 221 BC 1892 2003 10 107 203.2 9.76 9.71 0.05
Show 20599+4016 SEI1363 CR 1892 2008 13 37 8.7 9.71 10.67 0.96
Show 20599+4016 HDS2989 Da,Db 1991 2012 7 145 0.2 11.16 12.46 1.30
Show 20599+4016 RAO 72 DE 2000 2012 3 118 19.8 11.00 15.80 4.80
Ninefold system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Cygnus
SAO
50331
HIP
103641
Tycho2
3171-01508-1
HD
200077
BD
BD+39 4400
Distance
40.95
Distance ly
133.58
last precise pa
256.7
last precise sep
0.023
 
 
ORBITAL ELEMENTS SOLUTION #1
 
 
Period (P)112.5132d± 0.0013 Periastron (T)53830.169m (2006.259y)± 0.014 Semi-major axis (a)14.453m± 0.018
Eccentricity (e)0.66227± 0.00051 Inclination (i)118.682°± 0.08 Longitude of periastron (ω)197.072°± 0.025
Node (Ω)89.403°± 0.028 Note Grade8(1=Definitive, 9=Indet.)
Equinox2000 Last observation
label rho theta
2000-01-01 0.019 70.1
2001-01-01 0.005 348.6
2002-01-01 0.015 101.6
2003-01-01 0.023 84.9
2004-01-01 0.019 71.3
2005-01-01 0.005 6.4
2006-01-01 0.014 103.6
2007-01-01 0.023 85.7
2008-01-01 0.020 72.4
2009-01-01 0.006 20.1
2010-01-01 0.013 105.8
2011-01-01 0.023 86.5
2012-01-01 0.020 73.4
2013-01-01 0.007 30.3
2014-01-01 0.012 108.6
2015-01-01 0.023 87.2
2016-01-01 0.021 74.3
2017-01-01 0.008 38.0
2018-01-01 0.010 112.1
2019-01-01 0.023 88.0
2020-01-01 0.021 75.3
2021-01-01 0.009 43.8
2022-01-01 0.009 116.6
2023-01-01 0.022 88.8
2024-01-01 0.022 76.2
2025-01-01 0.010 48.4
2026-01-01 0.007 123.1
2027-01-01 0.022 89.7
2028-01-01 0.022 77.0
2029-01-01 0.011 52.2
2030-01-01 0.006 133.1

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
ORBITAL ELEMENTS SOLUTION #2
 
 
Period (P)0.3081y Periastron (T)2013.0444y Semi-major axis (a)0.01391a
Eccentricity (e)0.6565 Inclination (i)59.8° Longitude of periastron (ω)17.3°
Node (Ω)69.8° Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2012
label rho theta
2000 0.019 268.7
2001 0.005 330.2
2002 0.013 233.8
2003 0.022 253.4
2004 0.019 267.4
2005 0.006 316.5
2006 0.012 230.8
2007 0.022 252.5
2008 0.020 266.2
2009 0.007 306.6
2010 0.010 227.0
2011 0.022 251.5
2012 0.020 265.1
2013 0.008 299.2
2014 0.009 221.9
2015 0.021 250.5
2016 0.021 264.0
2017 0.010 293.5
2018 0.007 214.5
2019 0.021 249.5
2020 0.021 262.9
2021 0.011 289.0
2022 0.005 202.6
2023 0.021 248.5
2024 0.021 261.9
2025 0.012 285.3
2026 0.004 180.6
2027 0.020 247.4
2028 0.022 261.0
2029 0.013 282.3
2030 0.003 141.7

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
ORBITAL ELEMENTS SOLUTION #3
 
 
Period (P)0.3081y Periastron (T)2013.0444y Semi-major axis (a)0.01391a
Eccentricity (e)0.6565 Inclination (i)120.2° Longitude of periastron (ω)17.3°
Node (Ω)84.7° Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2012
label rho theta
2000 0.019 245.8
2001 0.005 184.3
2002 0.013 280.7
2003 0.022 261.1
2004 0.019 247.1
2005 0.006 198.0
2006 0.012 283.7
2007 0.022 262.0
2008 0.020 248.3
2009 0.007 207.9
2010 0.010 287.5
2011 0.022 263.0
2012 0.020 249.4
2013 0.008 215.3
2014 0.009 292.6
2015 0.021 264.0
2016 0.021 250.5
2017 0.010 221.0
2018 0.007 300.0
2019 0.021 265.0
2020 0.021 251.6
2021 0.011 225.5
2022 0.005 311.9
2023 0.021 266.0
2024 0.021 252.6
2025 0.012 229.2
2026 0.004 333.9
2027 0.020 267.1
2028 0.022 253.5
2029 0.013 232.2
2030 0.003 12.8

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

grafico orbita





grafico misure orbit6
Measures: green=micrometric, blue=interferometric, purple=photographic