01462+3343 HU  804

 
 
01H 46M 13.37S +33 43' 18.6" P.A. 74.3 SEP 0.43 MAG 9.07,9.84 SP F2 DIST. 168.35 PC (549.16 L.Y.)
 
 
Coord 2000
01462+3343
Discov num
HU  804
Comp
Coord arcsec 2000
01 46 13.37 +33 43 18.6
Date first
1902
Date last
2009
Obs
26
Pa first
338
Pa last
69
P.A. Now (θ)
74.3°
Sep first
0.2
Sep last
0.3
Sep. Now (ρ)
0.43"
Mag pri
9.07
Mag sec
9.84
delta mag (ΔM)
0.77
Spectral class
F2 (yellow-white)
Pri motion ra
-027
Sec motion ra
Pri motion dec
-011
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Triangulum
SAO
54963
HIP
8252
Tycho2
2298-00524-1
HD
10793
ADS
1393
BD
BD+33 295
Distance
168.35
Distance ly
549.16
last precise pa
68.8
last precise sep
0.28
 
 
ORBITAL ELEMENTS
 
 
Period (P)280.646y Periastron (T)2155.493y Semi-major axis (a)0.4483a
Eccentricity (e)0.6782 Inclination (i)62.8° Longitude of periastron (ω)111.3°
Node (Ω)123° Note Grade5(1=Definitive, 9=Indet.)
Equinox Last observation1995
label rho theta
2000 0.388 65.4
2001 0.390 66.0
2002 0.392 66.6
2003 0.395 67.1
2004 0.397 67.7
2005 0.399 68.2
2006 0.401 68.8
2007 0.404 69.3
2008 0.406 69.8
2009 0.408 70.4
2010 0.410 70.9
2011 0.412 71.4
2012 0.414 71.9
2013 0.417 72.4
2014 0.419 72.9
2015 0.421 73.4
2016 0.423 73.9
2017 0.425 74.3
2018 0.427 74.8
2019 0.429 75.3
2020 0.431 75.8
2021 0.433 76.2
2022 0.435 76.7
2023 0.437 77.1
2024 0.439 77.6
2025 0.441 78.0
2026 0.443 78.5
2027 0.445 78.9
2028 0.447 79.4
2029 0.449 79.8
2030 0.450 80.2

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