02037+2556 STF 208AB (10 Ari)

 
 
02H 03M 39.26S +25 56' 07.6" P.A. 347.5 SEP 1.52 MAG 5.82,7.87 SP F8IV DIST. 48.71 PC (158.89 L.Y.)
 
 
Coord 2000
02037+2556
Discov num
STF 208
Comp
AB
Coord arcsec 2000
02 03 39.26 +25 56 07.6
Date first
1821
Date last
2015
Obs
230
Pa first
23
Pa last
344
P.A. Now (θ)
347.5°
Sep first
2.0
Sep last
1.3
Sep. Now (ρ)
1.52"
Mag pri
5.82
Mag sec
7.87
delta mag (ΔM)
2.05
Spectral class
F8IV (yellow-white)
Pri motion ra
+134
Sec motion ra
+134
Pri motion dec
+010
Sec motion dec
+010
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
02037+2556 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 10 Ari 75114 02037+2556 STF 208 AB 1821 2015 230 348 1.5 5.82 7.87 2.05 Y <===
Show 75114 02037+2556 STF 208 AB,C 1912 2001 3 150 95.3 5.67 13.50 7.83
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name
10 Ari
Constellation
Aries
SAO
75114
HIP
9621
Tycho2
1761-02538-1
HD
12558
HR
605
GC
2476
ADS
1631
BD
BD+25 341
Flamsteed
10 Arietis
Flamsteed name
10 Ari
Distance
48.71
Distance ly
158.89
last precise pa
344.2
last precise sep
1.32
 
 
ORBITAL ELEMENTS
 
 
Period (P)325y Periastron (T)1931.6y Semi-major axis (a)1.39a
Eccentricity (e)0.59 Inclination (i)51° Longitude of periastron (ω)165°
Node (Ω)20.5° Note Grade3(1=Definitive, 9=Indet.)
Equinox Last observation
label rho theta
2000 1.261 338.0
2001 1.277 338.6
2002 1.294 339.3
2003 1.310 339.9
2004 1.326 340.6
2005 1.342 341.2
2006 1.358 341.8
2007 1.374 342.4
2008 1.389 342.9
2009 1.405 343.5
2010 1.420 344.0
2011 1.436 344.6
2012 1.451 345.1
2013 1.466 345.6
2014 1.481 346.1
2015 1.495 346.6
2016 1.510 347.1
2017 1.524 347.5
2018 1.538 348.0
2019 1.553 348.5
2020 1.567 348.9
2021 1.580 349.3
2022 1.594 349.8
2023 1.608 350.2
2024 1.621 350.6
2025 1.634 351.0
2026 1.647 351.4
2027 1.660 351.8
2028 1.673 352.2
2029 1.685 352.6
2030 1.698 353.0

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