10387+0544 STF1457

 
 
10h 38m 43.14s +05 44' 02.9" P.A. 333.8 sep 1.84 mag 7.69,8.16 Sp F5V dist. 65.4 pc (213.33 l.y.)
 
 
Coord 2000
10387+0544
Discov num
STF1457
Comp
Coord arcsec 2000
10 38 43.14 +05 44 02.9
Date first
1825
Date last
2017
Obs
205
Pa first
287
Pa last
335
P.A. Now (θ)
333.8°
Sep first
0.6
Sep last
1.8
Sep. Now (ρ)
1.84"
Mag pri
7.69
Mag sec
8.16
delta mag (ΔM)
0.47
Spectral class
F5V (yellow-white)
Pri motion ra
-006
Sec motion ra
-006
Pri motion dec
-002
Sec motion dec
-002
Notes
O (Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
334.7
Precise sep
1.847
Cdsa2 id
STF 1457
Constellation
Sextans
HIP
52097
Tycho2
0259-01070-2
HD
92184
ADS
7864
BD
BD+06 2328
Ra deg
10.645316666666666
De deg
5.734138888888889
Distance
65.4
Distance ly
213.33
last precise pa
334.7
last precise sep
1.847
 
 
ORBITAL ELEMENTS
 
 
Period (P)488y± 3.6 Periastron (T)1748y± 14 Semi-major axis (a)1.1962a± 0.0051
Eccentricity (e)0.5967± 0.0018 Inclination (i)66°± 22 Longitude of periastron (ω)339.2°± 0.29
Node (Ω)159.89°± 0.36 Note Grade4(1=Definitive, 9=Indet.)
Equinox2000 Last observation2013
label rho theta
2000 1.823 331.9
2001 1.824 332.0
2002 1.826 332.2
2003 1.828 332.3
2004 1.829 332.4
2005 1.830 332.5
2006 1.832 332.6
2007 1.833 332.7
2008 1.834 332.8
2009 1.835 332.9
2010 1.836 333.0
2011 1.837 333.1
2012 1.838 333.2
2013 1.839 333.3
2014 1.840 333.4
2015 1.841 333.5
2016 1.841 333.6
2017 1.842 333.7
2018 1.842 333.8
2019 1.843 333.9
2020 1.843 334.0
2021 1.844 334.1
2022 1.844 334.2
2023 1.844 334.3
2024 1.844 334.4
2025 1.844 334.5
2026 1.844 334.6
2027 1.844 334.7
2028 1.844 334.8
2029 1.843 334.9
2030 1.843 335.0

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

grafico orbita





wds10387%2B0544a.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
10387+0544 STF1457 2005 200 332 1.8 7.69 8.16 F5V D 103843.14+054402.9
10387+0544 STF1457 2009 201 332 1.8 7.69 8.16 F5V D 103843.14+054402.9
10387+0544 STF1457 2013 203 333 1.8 7.69 8.16 F5V D 103843.14+054402.9
10387+0544 STF1457 2014 202 334 1.8 7.69 8.16 F5V OD 103843.14+054402.9
10387+0544 STF1457 2015 204 335 1.8 7.69 8.16 F5V O 103843.14+054402.9
10387+0544 STF1457 2017 205 335 1.8 7.69 8.16 F5V O 103843.14+054402.9

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