11416+3145 BNU   3Aa,Ab

 
 
11h 41m 34.26s +31 44' 45.8" P.A. 232 mag 5.73,6.70 Sp F4V dist. 41.15 pc (134.23 l.y.)
 
 
Coord 2000
11416+3145
Discov num
BNU   3
Comp
Aa,Ab
Coord arcsec 2000
11 41 34.26 +31 44 45.8
Date first
1984
Date last
1993
Obs
9
Pa first
229
Pa last
232
P.A. Now (θ)
232°
Sep first
0.0
Sep last
0.0
Sep. Now (ρ)
0"
Mag pri
5.73
Mag sec
6.70
delta mag (ΔM)
0.97
Spectral class
F4V (yellow-white)
Pri motion ra
-351
Sec motion ra
Pri motion dec
+030
Sec motion dec
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
11416+3145 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 62658 11416+3145 BNU 3 Aa,Ab 1984 1993 9 232 0.0 5.73 6.70 0.97 Y <===
Show 62 UMa 62658 11416+3145 STT 575 AB 1850 2012 27 310 46.4 5.79 9.75 3.96
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
232.4
Precise sep
0.047
Cdsa2 id
BNU 3 Aa,Ab
Constellation
Ursa Major
SAO
62658
HIP
57029
Tycho2
2523-02743-1
HD
101606
HR
4501
GC
16051
BD
BD+32 2179
Flamsteed
62 Ursae Majoris
Flamsteed name
62 UMa
Ra deg
11.69285
De deg
31.746055555555557
Distance
41.15
Distance ly
134.23
last precise pa
232.4
last precise sep
0.047
 
 
ORBITAL ELEMENTS
 
 
Period (P)267.508d± 0.001 Periastron (T)47327.5d (1988.454y)± 0.02 Semi-major axis (a)27m± 1
Eccentricity (e)0.853± 0.001 Inclination (i)70°± 5.7 Longitude of periastron (ω)195.7°± 0.2
Node (Ω)39°± 3.1 Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation1991
label rho theta
2000-01-01 0.035 51.3
2001-01-01 0.028 34.5
2002-01-01 0.048 44.4
2003-01-01 0.023 56.7
2004-01-01 0.039 38.4
2005-01-01 0.046 46.4
2006-01-01 0.007 84.0
2007-01-01 0.046 40.8
2008-01-01 0.041 48.7
2009-01-01 0.014 25.8
2010-01-01 0.048 42.9
2011-01-01 0.033 52.0
2012-01-01 0.031 35.5
2013-01-01 0.048 44.8
2014-01-01 0.021 58.5
2015-01-01 0.041 38.9
2016-01-01 0.045 46.8
2017-01-01 0.003 128.6
2018-01-01 0.046 41.3
2019-01-01 0.040 49.3
2020-01-01 0.018 29.3
2021-01-01 0.049 43.2
2022-01-01 0.031 52.9
2023-01-01 0.033 36.3
2024-01-01 0.048 45.2
2025-01-01 0.018 60.9
2026-01-01 0.042 39.4
2027-01-01 0.044 47.2
2028-01-01 0.004 207.8
2029-01-01 0.047 41.7
2030-01-01 0.038 49.9

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

grafico orbita





wds11416%2B3145a.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
11416+3145 BNU 3 Aa,Ab 1993 9 232 0.0 5.73 6.70 F4V N D 114134.50+314445.5

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