00424+0410 STT  18AB

 
 
00H 42M 23.21S +04 10' 00.0" P.A. 210.2 SEP 2.06 MAG 7.86,9.71 SP F8V DIST. 59.99 PC (195.69 L.Y.)
 
 
Coord 2000
00424+0410
Discov num
STT  18
Comp
AB
Coord arcsec 2000
00 42 23.21 +04 10 00.0
Date first
1843
Date last
2014
Obs
172
Pa first
91
Pa last
210
P.A. Now (θ)
210.2°
Sep first
1.0
Sep last
2.1
Sep. Now (ρ)
2.06"
Mag pri
7.86
Mag sec
9.71
delta mag (ΔM)
1.85
Spectral class
F8V (yellow-white)
Pri motion ra
+027
Sec motion ra
+027
Pri motion dec
-038
Sec motion dec
-038
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
00424+0410 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 00424+0410 STT 18 AB 1843 2014 172 210 2.1 7.86 9.71 1.85 Y <===
Show 00424+0410 A 3107 AC 1896 2011 12 275 46.6 7.86 13.45 5.59
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Pisces
HIP
3326
Tycho2
0014-00641-1
HD
3972
ADS
588
BD
BD+03 93
Distance
59.99
Distance ly
195.69
last precise pa
210.2
last precise sep
2.05
 
 
ORBITAL ELEMENTS
 
 
Period (P)386.51y Periastron (T)1828.13y Semi-major axis (a)3.296a
Eccentricity (e)0.834 Inclination (i)75.3° Longitude of periastron (ω)284.3°
Node (Ω)76.5° Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation1999
label rho theta
2000 1.882 204.0
2001 1.893 204.4
2002 1.903 204.8
2003 1.914 205.2
2004 1.924 205.6
2005 1.935 205.9
2006 1.945 206.3
2007 1.956 206.7
2008 1.967 207.1
2009 1.977 207.4
2010 1.988 207.8
2011 1.998 208.1
2012 2.009 208.5
2013 2.019 208.8
2014 2.030 209.2
2015 2.040 209.5
2016 2.051 209.9
2017 2.061 210.2
2018 2.072 210.5
2019 2.082 210.9
2020 2.092 211.2
2021 2.103 211.5
2022 2.113 211.8
2023 2.124 212.1
2024 2.134 212.5
2025 2.144 212.8
2026 2.154 213.1
2027 2.165 213.4
2028 2.175 213.7
2029 2.185 214.0
2030 2.195 214.3

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