14410+5757 STF1872AB

 
 
14H 41M 00.84S +57 57' 28.1" P.A. 51 SEP 7.6 MAG 7.53,8.32 SP K0 DIST. 55.46 PC (180.91 L.Y.)
 
 
Coord 2000
14410+5757
Discov num
STF1872
Comp
AB
Coord arcsec 2000
14 41 00.84 +57 57 28.1
Date first
1830
Date last
2016
Obs
106
Pa first
308
Pa last
51
P.A. Now (θ)
51°
Sep first
8.1
Sep last
7.6
Sep. Now (ρ)
7.6"
Mag pri
7.53
Mag sec
8.32
delta mag (ΔM)
0.79
Spectral class
K0 (yellow-orange)
Pri motion ra
+139
Sec motion ra
+144
Pri motion dec
-162
Sec motion dec
-167
Notes
N O V (See Notes, Orbital solution, Proper motion indicates physical)
This double is physical.
 
 
14410+5757 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 29244 14410+5757 STF1872 AB 1830 2016 106 51 7.6 7.53 8.32 0.79 Y <===
Show 29244 14410+5757 STF1872 AC 1908 2015 12 42 75.7 7.53 10.61 3.08
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Draco
SAO
29244
HIP
71782
Tycho2
3866-01308-1
HD
129580
ADS
9346
BD
BD+58 1523
Distance
55.46
Distance ly
180.91
last precise pa
50.8
last precise sep
7.602
 
 
ORBITAL ELEMENTS
 
 
Period (P)18.9c± 10.01 Periastron (T)2872.2y± 489.7 Semi-major axis (a)4.98a± 1.63
Eccentricity (e)0.53± 0.22 Inclination (i)21.2°± 6.6 Longitude of periastron (ω)174°± 3
Node (Ω)50°± 3 Note Grade5(1=Definitive, 9=Indet.)
Equinox Last observation
label rho theta
2000 7.586 49.1
2001 7.585 49.2
2002 7.584 49.2
2003 7.583 49.3
2004 7.583 49.4
2005 7.582 49.4
2006 7.581 49.5
2007 7.580 49.6
2008 7.579 49.6
2009 7.578 49.7
2010 7.577 49.8
2011 7.576 49.8
2012 7.575 49.9
2013 7.573 49.9
2014 7.572 50.0
2015 7.571 50.1
2016 7.570 50.1
2017 7.569 50.2
2018 7.568 50.3
2019 7.567 50.3
2020 7.566 50.4
2021 7.564 50.5
2022 7.563 50.5
2023 7.562 50.6
2024 7.561 50.7
2025 7.560 50.7
2026 7.558 50.8
2027 7.557 50.9
2028 7.556 50.9
2029 7.555 51.0
2030 7.553 51.1

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