03005+3934 A  1530

 
 
03H 00M 31.19S +39 34' 21.3" P.A. 79.5 SEP 0.19 MAG 9.29,10.11 SP F0 DIST. 193.42 PC (630.94 L.Y.)
 
 
Coord 2000
03005+3934
Discov num
A  1530
Comp
Coord arcsec 2000
03 00 31.19 +39 34 21.3
Date first
1907
Date last
2008
Obs
20
Pa first
263
Pa last
76
P.A. Now (θ)
79.5°
Sep first
0.4
Sep last
0.3
Sep. Now (ρ)
0.19"
Mag pri
9.29
Mag sec
10.11
delta mag (ΔM)
0.82
Spectral class
F0 (yellow-white)
Pri motion ra
+010
Sec motion ra
Pri motion dec
-004
Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
SAO
56079
HIP
14020
Tycho2
2851-00260-1
HD
18567
ADS
2273
BD
BD+38 609
Distance
193.42
Distance ly
630.94
last precise pa
76.4
last precise sep
0.274
 
 
ORBITAL ELEMENTS
 
 
Period (P)127.8y± 7.2 Periastron (T)2020.7y± 3.5 Semi-major axis (a)0.4924a± 0.0038
Eccentricity (e)0.739± 0.053 Inclination (i)83.14°± 1.08 Longitude of periastron (ω)78.72°± 1.59
Node (Ω)79.31°± 1.7 Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2008
label rho theta
2000 0.240 64.8
2001 0.246 65.7
2002 0.251 66.6
2003 0.256 67.5
2004 0.260 68.3
2005 0.264 69.1
2006 0.267 69.9
2007 0.269 70.6
2008 0.270 71.4
2009 0.270 72.1
2010 0.269 72.9
2011 0.266 73.7
2012 0.262 74.4
2013 0.255 75.3
2014 0.246 76.1
2015 0.233 77.1
2016 0.215 78.2
2017 0.192 79.5
2018 0.160 81.3
2019 0.119 84.1
2020 0.068 90.8
2021 0.017 146.0
2022 0.057 243.7
2023 0.111 252.3
2024 0.158 255.4
2025 0.198 257.2
2026 0.232 258.4
2027 0.260 259.3
2028 0.284 260.0
2029 0.305 260.6
2030 0.323 261.2

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