03484+5202 HU  546

 
 
03H 48M 23.00S +52 02' 16.3" P.A. 2.1 SEP 0.33 MAG 9.54,9.53 SP G6IV DIST. 51.68 PC (168.58 L.Y.)
 
 
Coord 2000
03484+5202
Discov num
HU  546
Comp
Coord arcsec 2000
03 48 23.00 +52 02 16.3
Date first
1900
Date last
2010
Obs
45
Pa first
72
Pa last
26
P.A. Now (θ)
2.1°
Sep first
0.2
Sep last
0.3
Sep. Now (ρ)
0.33"
Mag pri
9.54
Mag sec
9.53
delta mag (ΔM)
0.01
Spectral class
G6IV (yellow)
Pri motion ra
+056
Sec motion ra
+056
Pri motion dec
-073
Sec motion dec
-073
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Perseus
SAO
24232
HIP
17782
Tycho2
3338-01111-1
HD
23524
ADS
2768
BD
BD+51 777
Distance
51.68
Distance ly
168.58
last precise pa
26.2
last precise sep
0.3
 
 
ORBITAL ELEMENTS
 
 
Period (P)69.37y± 0.49 Periastron (T)1973.87y± 0.95 Semi-major axis (a)0.344a± 0.005
Eccentricity (e)0.173± 0.012 Inclination (i)148.2°± 2.9 Longitude of periastron (ω)51.3°± 8.1
Node (Ω)264.3°± 4.6 Note Grade2(1=Definitive, 9=Indet.)
Equinox Last observation2007
label rho theta
2000 0.385 68.1
2001 0.385 64.7
2002 0.385 61.2
2003 0.384 57.7
2004 0.382 54.2
2005 0.380 50.7
2006 0.377 47.1
2007 0.374 43.4
2008 0.370 39.7
2009 0.366 35.9
2010 0.362 32.0
2011 0.358 28.1
2012 0.353 24.0
2013 0.349 19.8
2014 0.345 15.6
2015 0.341 11.2
2016 0.337 6.7
2017 0.333 2.1
2018 0.330 357.4
2019 0.327 352.7
2020 0.324 347.8
2021 0.322 342.9
2022 0.320 337.9
2023 0.319 332.9
2024 0.318 327.8
2025 0.317 322.7
2026 0.317 317.6
2027 0.316 312.5
2028 0.316 307.3
2029 0.315 302.2
2030 0.315 297.0

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