14380+5135 STF1863

 
 
14H 38M 00.71S +51 34' 42.1" P.A. 59.5 SEP 0.65 MAG 7.71,7.80 SP F4V DIST. 82.17 PC (268.04 L.Y.)
 
 
Coord 2000
14380+5135
Discov num
STF1863
Comp
Coord arcsec 2000
14 38 00.71 +51 34 42.1
Date first
1830
Date last
2015
Obs
200
Pa first
110
Pa last
57
P.A. Now (θ)
59.5°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.65"
Mag pri
7.71
Mag sec
7.80
delta mag (ΔM)
0.09
Spectral class
F4V (yellow-white)
Pri motion ra
-056
Sec motion ra
-056
Pri motion dec
+007
Sec motion dec
+007
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Bootes
SAO
29224
HIP
71548
Tycho2
3479-00568-1
HD
128941
ADS
9329
BD
BD+52 1816
Distance
82.17
Distance ly
268.04
last precise pa
56.8
last precise sep
0.66
 
 
ORBITAL ELEMENTS
 
 
Period (P)538y Periastron (T)1774.3y Semi-major axis (a)1.08a
Eccentricity (e)0.91 Inclination (i)108.2° Longitude of periastron (ω)269°
Node (Ω)140.2° Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2010
label rho theta
2000 0.650 63.8
2001 0.650 63.6
2002 0.650 63.3
2003 0.650 63.1
2004 0.650 62.9
2005 0.650 62.6
2006 0.649 62.4
2007 0.649 62.2
2008 0.649 61.9
2009 0.649 61.7
2010 0.649 61.4
2011 0.649 61.2
2012 0.649 61.0
2013 0.649 60.7
2014 0.649 60.5
2015 0.649 60.2
2016 0.649 60.0
2017 0.648 59.8
2018 0.648 59.5
2019 0.648 59.3
2020 0.648 59.0
2021 0.648 58.8
2022 0.648 58.5
2023 0.648 58.3
2024 0.648 58.1
2025 0.648 57.8
2026 0.647 57.6
2027 0.647 57.3
2028 0.647 57.1
2029 0.647 56.9
2030 0.647 56.6

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