23126+0241 A 2298 AB

 
 
23h 12m 38.55s +02° 41' 11.7" P.A. 162.00 sep 0.1 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 2021 Obs 56
Pa first 121 Pa last 161.7 P.A. Now (θ) 143.7°
Sep first 0.2 Sep last 0.065 Sep. Now (ρ) 0.103"
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 wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 128034 23 12 39 +02 41 12 A 2298 AB 2021 56 162 0.1 8.40 8.50 0.10 Y <===
Show 128034 23 12 39 +02 41 12 SCA 143 AB,C 2000 3 157 50.3 7.72 13.10 5.38
Triple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Pisces SAO 128034 HIP 114576 Tycho2 0580-00065-1
Gaia DR2 2658510028089009792 HD 219018 GC 32312 ADS 16591
BD BD+01 4694 Distance 69.93 Distance ly 228.11
 
 
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 Notesn ReferencePbx2000b
Equinox Last observation Grade2(1=Definitive, 9=Indet.)
label theta rho
2000 116.4 0.229
2001 114.3 0.240
2002 112.4 0.246
2003 110.5 0.248
2004 108.7 0.245
2005 106.7 0.235
2006 104.5 0.219
2007 101.9 0.195
2008 98.3 0.162
2009 92.5 0.120
2010 79.0 0.070
2011 16.6 0.031
2012 308.5 0.066
2013 293.2 0.110
2014 285.8 0.135
2015 279.9 0.140
2016 273.8 0.131
2017 266.2 0.114
2018 255.4 0.092
2019 238.2 0.072
2020 211.3 0.060
2021 180.3 0.064
2022 157.5 0.080
2023 143.7 0.103
2024 135.1 0.128
2025 129.2 0.152
2026 125.0 0.175
2027 121.6 0.195
2028 118.9 0.213
2029 116.6 0.228
2030 114.5 0.239


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



 
 


wds23126%2B0241a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic