03271+1845 CHR  10AB

 
 
03h 27m 03.20s +18 45' 23.6" P.A. 250 sep 0.1 mag 6.60, Sp A3V dist. 122.25 pc (398.78 l.y.)
 
 
Coord 2000
03271+1845
Discov num
CHR  10
Comp
AB
Coord arcsec 2000
03 27 03.20 +18 45 23.6
Date first
1985
Date last
1991
Obs
4
Pa first
110
Pa last
250
P.A. Now (θ)
250°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.1"
Mag pri
6.60
Mag sec
delta mag (ΔM)
Spectral class
A3V (white)
Pri motion ra
+043
Sec motion ra
Pri motion dec
-006
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
03271+1845 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 93436 03271+1845 CHR 10 AB 1985 1991 4 250 0.1 6.60 Y <===
Show 93436 03271+1845 RBR 35 AC 2003 2003 1 72 0.9 6.60 12.00 5.40
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
250
Precise sep
0.075
Constellation
Taurus
SAO
93436
HIP
16077
Tycho2
1241-00799-1
HD
21335
HR
1036
BD
BD+18 484
Distance
122.25
Distance ly
398.78
last precise pa
250
last precise sep
0.075
 
 
ORBITAL ELEMENTS
 
 
Period (P)19.757y Periastron (T)1987.24y Semi-major axis (a)0.0886a
Eccentricity (e)0.145 Inclination (i)40.6° Longitude of periastron (ω)21.1°
Node (Ω)119° Note Grade4(1=Definitive, 9=Indet.)
Equinox Last observation1991
label rho theta
2000 0.080 353.8
2001 0.073 12.3
2002 0.069 33.9
2003 0.069 56.7
2004 0.072 78.4
2005 0.076 98.1
2006 0.077 116.5
2007 0.074 135.4
2008 0.068 156.8
2009 0.063 182.3
2010 0.063 210.0
2011 0.069 235.3
2012 0.078 255.4
2013 0.088 271.1
2014 0.095 283.9
2015 0.100 295.2
2016 0.101 305.9
2017 0.098 316.7
2018 0.093 328.4
2019 0.086 341.9
2020 0.078 358.0
2021 0.072 17.3
2022 0.069 39.4
2023 0.070 62.1
2024 0.073 83.4
2025 0.076 102.6
2026 0.076 121.0
2027 0.072 140.3
2028 0.066 162.6
2029 0.062 189.0
2030 0.064 216.6

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

grafico orbita





wds03271%2B1845a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
03271+1845 CHR 10 AB 1991 4 250 0.1 6.60   A3V NO 032703.20+184523.6

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