14203+4830 STF1834

 
 
14h 20m 17.60s +48 30' 25.1" P.A. 103.4 sep 1.61 mag 8.09,8.29 Sp F9V dist. 75.36 pc (245.82 l.y.)
 
 
Coord 2000
14203+4830
Discov num
STF1834
Comp
Coord arcsec 2000
14 20 17.60 +48 30 25.1
Date first
1829
Date last
2016
Obs
245
Pa first
114
Pa last
105
P.A. Now (θ)
103.4°
Sep first
1.4
Sep last
1.7
Sep. Now (ρ)
1.61"
Mag pri
8.09
Mag sec
8.29
delta mag (ΔM)
0.2
Spectral class
F9V (yellow-white)
Pri motion ra
-073
Sec motion ra
-073
Pri motion dec
-014
Sec motion dec
-014
Notes
N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
105.4
Precise sep
1.656
Constellation
Bootes
SAO
45000
HIP
70066
Tycho2
3475-00407-1
HD
125796
ADS
9229
BD
BD+49 2294
Distance
75.36
Distance ly
245.82
last precise pa
105.4
last precise sep
1.656
 
 
ORBITAL ELEMENTS
 
 
Period (P)413.4y± 46 Periastron (T)1902.6y± 2.1 Semi-major axis (a)1.009a± 0.029
Eccentricity (e)0.903± 0.042 Inclination (i)76.1°± 4.5 Longitude of periastron (ω)355.8°± 6.7
Node (Ω)287°± 1.6 Note Grade3(1=Definitive, 9=Indet.)
Equinox2000 Last observation2013
label rho theta
2000 1.485 102.7
2001 1.493 102.8
2002 1.501 102.8
2003 1.509 102.9
2004 1.517 102.9
2005 1.524 102.9
2006 1.532 103.0
2007 1.540 103.0
2008 1.547 103.1
2009 1.554 103.1
2010 1.562 103.1
2011 1.569 103.2
2012 1.576 103.2
2013 1.583 103.3
2014 1.590 103.3
2015 1.597 103.3
2016 1.604 103.4
2017 1.610 103.4
2018 1.617 103.4
2019 1.623 103.5
2020 1.630 103.5
2021 1.636 103.5
2022 1.643 103.6
2023 1.649 103.6
2024 1.655 103.6
2025 1.661 103.7
2026 1.667 103.7
2027 1.673 103.7
2028 1.679 103.8
2029 1.684 103.8
2030 1.690 103.8

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

grafico orbita





wds14203%2B4830b.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
14203+4830 STF1834 2007 235 103 1.5 8.09 8.29 F9V NOD 142017.60+483025.1
14203+4830 STF1834 2008 238 103 1.5 8.09 8.29 F9V NOD 142017.60+483025.1
14203+4830 STF1834 2010 242 103 1.6 8.09 8.29 F9V NOD 142017.60+483025.1
14203+4830 STF1834 2011 244 103 1.5 8.09 8.29 F9V NOD 142017.60+483025.1
14203+4830 STF1834 2012 247 109 1.8 8.09 8.29 F9V NO 142017.60+483025.1
14203+4830 STF1834 2013 241 103 1.6 8.09 8.29 F9V NO 142017.60+483025.1
14203+4830 STF1834 2015 243 104 1.7 8.09 8.29 F9V NO 142017.60+483025.1
14203+4830 STF1834 2016 245 105 1.7 8.09 8.29 F9V NO 142017.60+483025.1

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