01072+3839 A  1516AB

 
 
01H 07M 09.16S +38 39' 01.7" P.A. 41.6 SEP 0.15 MAG 8.60,8.29 SP F8 DIST. 109.77 PC (358.07 L.Y.)
 
 
Coord 2000
01072+3839
Discov num
A  1516
Comp
AB
Coord arcsec 2000
01 07 09.16 +38 39 01.7
Date first
1907
Date last
2014
Obs
72
Pa first
335
Pa last
30
P.A. Now (θ)
41.6°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.15"
Mag pri
8.60
Mag sec
8.29
delta mag (ΔM)
0.31
Spectral class
F8 (yellow-white)
Pri motion ra
+034
Sec motion ra
Pri motion dec
-015
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
01072+3839 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 54434 01072+3839 A 1516 AB 1907 2014 72 42 0.2 8.60 8.29 0.31 Y <===
Show 54434 01072+3839 STTA 11 AB,C 1875 2014 30 164 59.3 7.62 8.77 1.15
Triple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Andromeda
SAO
54434
HIP
5249
Tycho2
2799-00984-1
HD
6586
ADS
918
BD
BD+37 210
Distance
109.77
Distance ly
358.07
last precise pa
29.5
last precise sep
0.153
 
 
ORBITAL ELEMENTS
 
 
Period (P)33.72y± 0.15 Periastron (T)1997.49y± 0.11 Semi-major axis (a)0.131a± 0.001
Eccentricity (e)0.232± 0.008 Inclination (i)23.9°± 1.7 Longitude of periastron (ω)97.1°± 3.1
Node (Ω)104.1°± 2.6 Note Grade2(1=Definitive, 9=Indet.)
Equinox2000 Last observation1996
label rho theta
2000 0.102 246.4
2001 0.109 261.1
2002 0.115 274.1
2003 0.121 285.7
2004 0.127 296.3
2005 0.131 306.1
2006 0.135 315.3
2007 0.138 324.1
2008 0.140 332.5
2009 0.142 340.7
2010 0.144 348.7
2011 0.145 356.5
2012 0.146 4.2
2013 0.147 11.7
2014 0.148 19.2
2015 0.148 26.7
2016 0.148 34.1
2017 0.148 41.6
2018 0.147 49.0
2019 0.146 56.6
2020 0.145 64.3
2021 0.143 72.2
2022 0.140 80.3
2023 0.136 88.9
2024 0.131 98.1
2025 0.125 108.0
2026 0.119 118.9
2027 0.112 131.2
2028 0.105 145.1
2029 0.098 161.0
2030 0.094 178.8

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