03379+0538 YSC  27

 
 
03h 37m 52.46s +05 38' 28.7" P.A. 244.6 sep 0.11 mag 8.00,9.50 Sp F8 dist. 62.58 pc (204.14 l.y.)
 
 
Coord 2000
03379+0538
Discov num
YSC  27
Comp
Coord arcsec 2000
03 37 52.46 +05 38 28.7
Date first
2007
Date last
2015
Obs
11
Pa first
134
Pa last
280
P.A. Now (θ)
244.6°
Sep first
0.1
Sep last
0.1
Sep. Now (ρ)
0.11"
Mag pri
8.00
Mag sec
9.50
delta mag (ΔM)
1.5
Spectral class
F8 (yellow-white)
Pri motion ra
-031
Sec motion ra
Pri motion dec
+017
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
279.7
Precise sep
0.129
Constellation
Taurus
HIP
16930
Tycho2
0070-01024-1
HD
22556
BD
BD+05 521
Distance
62.58
Distance ly
204.14
last precise pa
279.7
last precise sep
0.129
 
 
ORBITAL ELEMENTS
 
 
Period (P)15.663y± 0.078 Periastron (T)2013.244y± 0.075 Semi-major axis (a)0.1377a± 0.0048
Eccentricity (e)0.199± 0.015 Inclination (i)123.8°± 0.8 Longitude of periastron (ω)103.5°± 4.8
Node (Ω)100.4°± 1.2 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2015
label rho theta
2000 0.127 280.1
2001 0.129 265.9
2002 0.119 250.6
2003 0.104 231.3
2004 0.093 206.1
2005 0.093 177.9
2006 0.106 153.4
2007 0.123 135.1
2008 0.137 121.1
2009 0.143 109.1
2010 0.135 97.0
2011 0.112 81.7
2012 0.079 55.1
2013 0.062 1.6
2014 0.086 314.2
2015 0.116 290.8
2016 0.129 275.3
2017 0.127 261.0
2018 0.114 244.6
2019 0.099 223.5
2020 0.091 196.6
2021 0.096 169.0
2022 0.111 146.6
2023 0.128 130.0
2024 0.140 117.0
2025 0.142 105.2
2026 0.129 92.5
2027 0.102 74.7
2028 0.069 40.4
2029 0.067 342.0
2030 0.097 304.7

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

grafico orbita





wds03379%2B0538a.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
03379+0538 YSC 27 2007 2 125 0.1 8.00 9.50 F8 D 033752.46+053828.7
03379+0538 YSC 27 2015 4 290 0.1 8.00 9.50 F8 033752.46+053828.7

If you need more information about this double, apply for a data request form to the WDS.