14153+0308 STF 1819 AB (HD 124757)

14^h 15^m 19.38^s +03° 07' 52.6" P.A. 155.00 sep 0.9 mag 7.73,7.92 Sp F8V dist. 40.57 pc (132.34 l.y.)

Coord 2000	14153+0308		Discov num	STF1819		Comp	AB		Coord arcsec 2000	14 15 19.38 +03 07 52.6
Date first	1828		Date last	2021		Obs	488
Pa first	88		Pa last	154.9		P.A. Now (θ)	150.7°
Sep first	0.9		Sep last	0.9		Sep. Now (ρ)	0.873"
Mag pri	7.73		Mag sec	7.92		delta mag (ΔM)	0.19		Spectral class	F8V (yellow-white)
Pri motion ra	-207		Sec motion ra	-207
Pri motion dec	+062		Sec motion dec	+062
Notes	N O (See Notes, Orbital solution)

This double is physical.

14153+0308 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 124757	120370	14 15 19 +03 07 53	STF 1819 AB	2021	488	155	0.9	7.73	7.92	0.19	Y	<===
Show		120370	14 15 19 +03 07 53	SHY 261 AC	2016	5	96	999.9	7.73	7.02	0.71

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	HD 124757		Constellation	Virgo		SAO	120370		HIP	69653
Tycho2	0320-01239-1		Gaia DR2	3667727974285389184		HD	124757		GC	19233
ADS	9182		BD	BD+03 2874		Distance	40.57		Distance ly	132.34

ORBITAL ELEMENTS

Period (P)	223.5y		Periastron (T)	2008.1y		Semi-major axis (a)	1.119a
Eccentricity (e)	0.2		Inclination (i)	146.8°		Longitude of periastron (ω)	181.1°
Node (Ω)	3°		Notes	n		Reference	Sca2012b
Equinox	2000		Last observation	2011		Grade	2	(1=Definitive, 9=Indet.)

label	theta	rho
2000	198.8	0.890
2001	196.8	0.891
2002	194.7	0.892
2003	192.6	0.893
2004	190.5	0.894
2005	188.5	0.895
2006	186.4	0.895
2007	184.3	0.895
2008	182.3	0.895
2009	180.2	0.895
2010	178.2	0.894
2011	176.1	0.894
2012	174.0	0.893
2013	171.9	0.891
2014	169.9	0.890
2015	167.8	0.889
2016	165.7	0.887
2017	163.6	0.885
2018	161.4	0.883
2019	159.3	0.881
2020	157.2	0.879
2021	155.0	0.877
2022	152.9	0.875
2023	150.7	0.873
2024	148.5	0.871
2025	146.4	0.869
2026	144.2	0.867
2027	142.0	0.865
2028	139.7	0.863
2029	137.5	0.861
2030	135.3	0.860

grafico orbita

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

wds14153%2B0308b.png orbit plot

Measures: green=micrometric, blue=interferometric, purple=photographic