23126+0241 A  2298AB

 
 
23H 12M 38.55S +02 41' 11.7" P.A. 266.2 SEP 0.11 MAG 8.40,8.50 SP G5 DIST. 69.93 PC (228.11 L.Y.)
 
 
Coord 2000
23126+0241
Discov num
A  2298
Comp
AB
Coord arcsec 2000
23 12 38.55 +02 41 11.7
Date first
1910
Date last
2014
Obs
52
Pa first
121
Pa last
103
P.A. Now (θ)
266.2°
Sep first
0.2
Sep last
0.1
Sep. Now (ρ)
0.11"
Mag pri
8.40
Mag sec
8.50
delta mag (ΔM)
0.1
Spectral class
G5 (yellow)
Pri motion ra
+064
Sec motion ra
Pri motion dec
-151
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
23126+0241 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 23126+0241 A 2298 AB 1910 2014 52 266 0.1 8.40 8.50 0.10 Y <===
Show 23126+0241 SCA 143 AB,C 1985 2000 3 157 50.3 7.72 13.10 5.38
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Pisces
HIP
114576
Tycho2
0580-00065-1
HD
219018
ADS
16591
BD
BD+01 4694
Distance
69.93
Distance ly
228.11
last precise pa
102.6
last precise sep
0.135
 
 
ORBITAL ELEMENTS
 
 
Period (P)29.1y± 0.21 Periastron (T)1983.2y± 0.12 Semi-major axis (a)0.204a± 0.0056
Eccentricity (e)0.41± 0.015 Inclination (i)104°± 2.4 Longitude of periastron (ω)130°± 2.1
Node (Ω)106°± 2.9 Note Grade2(1=Definitive, 9=Indet.)
Equinox Last observation
label rho theta
2000 0.229 116.4
2001 0.240 114.3
2002 0.246 112.4
2003 0.248 110.5
2004 0.245 108.7
2005 0.235 106.7
2006 0.219 104.5
2007 0.195 101.9
2008 0.162 98.3
2009 0.120 92.5
2010 0.070 79.0
2011 0.031 16.6
2012 0.066 308.5
2013 0.110 293.2
2014 0.135 285.8
2015 0.140 279.9
2016 0.131 273.8
2017 0.114 266.2
2018 0.092 255.4
2019 0.072 238.2
2020 0.060 211.3
2021 0.064 180.3
2022 0.080 157.5
2023 0.103 143.7
2024 0.128 135.1
2025 0.152 129.2
2026 0.175 125.0
2027 0.195 121.6
2028 0.213 118.9
2029 0.228 116.6
2030 0.239 114.5

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