09414+3857 STF1374AB

 
 
09h 41m 21.88s +38 57' 01.9" P.A. 311 sep 2.81 mag 7.28,8.65 Sp G3IV dist. 51.28 pc (167.28 l.y.)
 
 
Coord 2000
09414+3857
Discov num
STF1374
Comp
AB
Coord arcsec 2000
09 41 21.88 +38 57 01.9
Date first
1828
Date last
2015
Obs
159
Pa first
275
Pa last
310
P.A. Now (θ)
311°
Sep first
3.3
Sep last
2.8
Sep. Now (ρ)
2.81"
Mag pri
7.28
Mag sec
8.65
delta mag (ΔM)
1.37
Spectral class
G3IV (yellow)
Pri motion ra
+083
Sec motion ra
Pri motion dec
-136
Sec motion dec
Notes
O (Orbital solution)
This double is physical.
 
 
09414+3857 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 61629 09414+3857 STF1374 AB 1828 2015 159 311 2.8 7.28 8.65 1.37 Y <===
Show 61629 09414+3857 ABT 7 AC 1921 2002 3 10 307.6 7.28 13.13 5.85
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
310.3
Precise sep
2.77
Constellation
Leo Minor
SAO
61629
HIP
47527
Tycho2
2992-01245-1
HD
83698
ADS
7477
BD
BD+39 2271
Distance
51.28
Distance ly
167.28
last precise pa
310.3
last precise sep
2.77
 
 
ORBITAL ELEMENTS
 
 
Period (P)1377y Periastron (T)2376.8y Semi-major axis (a)3.19a
Eccentricity (e)0.342 Inclination (i)38.9° Longitude of periastron (ω)44.8°
Node (Ω)34.3° Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2010
label rho theta
2000 2.857 306.8
2001 2.854 307.1
2002 2.852 307.3
2003 2.849 307.6
2004 2.846 307.8
2005 2.843 308.0
2006 2.841 308.3
2007 2.838 308.5
2008 2.835 308.8
2009 2.832 309.0
2010 2.830 309.2
2011 2.827 309.5
2012 2.824 309.7
2013 2.822 310.0
2014 2.819 310.2
2015 2.816 310.5
2016 2.814 310.7
2017 2.811 311.0
2018 2.808 311.2
2019 2.806 311.5
2020 2.803 311.7
2021 2.801 311.9
2022 2.798 312.2
2023 2.795 312.4
2024 2.793 312.7
2025 2.790 312.9
2026 2.788 313.2
2027 2.785 313.4
2028 2.783 313.7
2029 2.780 313.9
2030 2.778 314.2

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

grafico orbita





wds09414%2B3857a.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
09414+3857 STF1374 AB 2005 140 308 2.8 7.28 8.65 G3IV D 094121.88+385701.9
09414+3857 STF1374 AB 2007 141 308 2.8 7.28 8.65 G3IV D 094121.88+385701.9
09414+3857 STF1374 AB 2010 147 309 2.8 7.28 8.65 G3IV D 094121.88+385701.9
09414+3857 STF1374 AB 2012 148 310 2.8 7.28 8.65 G3IV D 094121.88+385701.9
09414+3857 STF1374 AB 2013 149 313 2.8 7.28 8.65 G3IV OD 094121.88+385701.9
09414+3857 STF1374 AB 2014 150 310 2.7 7.28 8.65 G3IV O 094121.88+385701.9
09414+3857 STF1374 AB 2015 159 310 2.8 7.28 8.65 G3IV O 094121.88+385701.9

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