02424+3837 EVT   1Aa,Ab

 
 
02h 42m 21.31s +38 37' 07.2" P.A. 290 mag 7.11,10.00 Sp G5 dist. 45.45 pc (148.26 l.y.)
 
 
Coord 2000
02424+3837
Discov num
EVT   1
Comp
Aa,Ab
Coord arcsec 2000
02 42 21.31 +38 37 07.2
Date first
2008
Date last
2009
Obs
6
Pa first
46
Pa last
290
P.A. Now (θ)
290°
Sep first
0.0
Sep last
0.0
Sep. Now (ρ)
0"
Mag pri
7.11
Mag sec
10.00
delta mag (ΔM)
2.89
Spectral class
G5 (yellow)
Pri motion ra
+077
Sec motion ra
Pri motion dec
-108
Sec motion dec
Notes
N O K (See Notes, Orbital solution, K-band or other infrared magnitudes)
This double is physical.
 
 
02424+3837 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 55798 02424+3837 EVT 1 Aa,Ab 2008 2009 6 290 0.0 7.11 10.00 2.89 Y <===
Show 55798 02424+3837 AG 49 AB 1902 2015 21 344 14.4 8.84 10.38 1.54
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
290.2
Precise sep
0.025
Constellation
Perseus
SAO
55798
HIP
12638
Tycho2
2845-02243-1
HD
16760
BD
BD+37 604
Distance
45.45
Distance ly
148.26
last precise pa
290.2
last precise sep
0.025
 
 
ORBITAL ELEMENTS
 
 
Period (P)466.5d± 0.4 Periastron (T)53336.5m (2004.908y)± 3 Semi-major axis (a)25.5m± 2.8
Eccentricity (e)0.084± 0.003 Inclination (i)2.6°± 0.5 Longitude of periastron (ω)243°± 2
Node (Ω)86.9°± 1.1 Note Grade3(1=Definitive, 9=Indet.)
Equinox Last observation2009
label rho theta
2000-01-01 0.024 35.1
2001-01-01 0.024 304.5
2002-01-01 0.026 221.0
2003-01-01 0.028 151.8
2004-01-01 0.026 83.0
2005-01-01 0.024 0.5
2006-01-01 0.024 269.6
2007-01-01 0.027 192.7
2008-01-01 0.027 125.6
2009-01-01 0.025 52.8
2010-01-01 0.023 324.2
2011-01-01 0.025 237.4
2012-01-01 0.028 166.0
2013-01-01 0.027 98.5
2014-01-01 0.024 19.6
2015-01-01 0.024 288.3
2016-01-01 0.026 207.9
2017-01-01 0.028 139.9
2018-01-01 0.026 69.6
2019-01-01 0.023 344.1
2020-01-01 0.025 254.6
2021-01-01 0.027 180.4
2022-01-01 0.027 113.4
2023-01-01 0.025 38.0
2024-01-01 0.023 307.7
2025-01-01 0.026 223.6
2026-01-01 0.028 154.1
2027-01-01 0.026 85.6
2028-01-01 0.024 3.7
2029-01-01 0.024 272.6
2030-01-01 0.027 195.2

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

grafico orbita





wds02424%2B3837a.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
02424+3837 EVT 1 Aa,Ab 2009 6 290 0.0 7.11 10.00 G5 O K 024221.31+383707.2

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