23228+2034 TOK 704Ba,Bb

 
 
23H 22M 49.08S +20 33' 32.1" P.A. 181 SEP 0.7 MAG 6.40,8.40 SP DK6 DIST. 37.38 PC (121.93 L.Y.)
 
 
Coord 2000
23228+2034
Discov num
TOK 704
Comp
Ba,Bb
Coord arcsec 2000
23 22 49.08 +20 33 32.1
Date first
2015
Date last
2015
Obs
3
Pa first
181
Pa last
181
P.A. Now (θ)
181°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
6.40
Mag sec
8.40
delta mag (ΔM)
2
Spectral class
dK6
Pri motion ra
+315
Sec motion ra
Pri motion dec
-011
Sec motion dec
Notes
N R (See Notes, Red magnitudes)
Nature of this double is uncertain.
 
 
23228+2034 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 91222 23228+2034 STF3007 AB 1829 2015 274 95 5.8 6.74 9.78 3.04 Y
Show 91222 23228+2034 STF3007 AC 1887 2007 22 306 99.7 6.74 10.86 4.12
Show 91222 23228+2034 TOK 704 Ba,Bb 2015 2015 3 181 0.7 6.40 8.40 2.00 Y <===
Quadruple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Pegasus
SAO
91222
HIP
115417
Tycho2
1719-02297-1
HD
220334
ADS
16713
BD
BD+19 5093
Distance
37.38
Distance ly
121.93
last precise pa
181.2
last precise sep
0.746
 
 
ORBITAL ELEMENTS
 
 
Period (P)117y Periastron (T)1935.1y± 5.5 Semi-major axis (a)0.215a± 0.011
Eccentricity (e)0.204± 0.04 Inclination (i)65.1°± 2.5 Longitude of periastron (ω)294°± 15
Node (Ω)188.5°± 2.8 Note Grade9(1=Definitive, 9=Indet.)
Equinox Last observation2015
label rho theta
2000 0.178 339.6
2001 0.183 341.4
2002 0.188 343.1
2003 0.193 344.7
2004 0.197 346.3
2005 0.201 347.8
2006 0.205 349.2
2007 0.209 350.5
2008 0.213 351.9
2009 0.216 353.1
2010 0.219 354.4
2011 0.222 355.6
2012 0.224 356.8
2013 0.226 357.9
2014 0.227 359.1
2015 0.229 0.2
2016 0.229 1.3
2017 0.230 2.4
2018 0.230 3.5
2019 0.229 4.6
2020 0.229 5.8
2021 0.227 6.9
2022 0.226 8.0
2023 0.223 9.2
2024 0.221 10.4
2025 0.217 11.6
2026 0.214 12.9
2027 0.209 14.2
2028 0.205 15.5
2029 0.200 17.0
2030 0.194 18.5

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