01196-0520 A 313 (HD 8032)

01^h 19^m 37.10^s -05° 19' 31.3" P.A. 256.00 sep 0.2 mag 8.97,9.71 Sp F8 dist. 126.42 pc (412.38 l.y.)

Coord 2000	01196-0520		Discov num	A 313		Comp			Coord arcsec 2000	01 19 37.10 -05 19 31.3
Date first	1902		Date last	2021		Obs	53
Pa first	207		Pa last	255.5		P.A. Now (θ)	250.6°
Sep first	0.2		Sep last	0.169		Sep. Now (ρ)	0.164"
Mag pri	8.97		Mag sec	9.71		delta mag (ΔM)	0.74		Spectral class	F8 (yellow-white)
Pri motion ra	+069		Sec motion ra
Pri motion dec	+038		Sec motion dec
Notes	N O (See Notes, Orbital solution)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 8032		Constellation	Cetus		SAO	129233		HIP	6211
Tycho2	4684-00972-1		Gaia DR2	2481965534825578752		HD	8032		ADS	1077
BD	BD-06 251		Distance	126.42		Distance ly	412.38

ORBITAL ELEMENTS

Period (P)	128.51y	± 2.24	Periastron (T)	2014.72y	± 1.42	Semi-major axis (a)	0.274a	± 0.004
Eccentricity (e)	0.161	± 0.009	Inclination (i)	133.7°	± 0.9	Longitude of periastron (ω)	245.5°	± 4.5
Node (Ω)	171.5°	± 2.4	Notes	n		Reference	Tok2015c
Equinox	2000		Last observation	2014		Grade	3	(1=Definitive, 9=Indet.)

label	theta	rho
2000	344.5	0.243
2001	342.0	0.239
2002	339.5	0.236
2003	336.8	0.232
2004	334.1	0.227
2005	331.3	0.223
2006	328.3	0.218
2007	325.2	0.213
2008	322.0	0.207
2009	318.5	0.202
2010	314.9	0.196
2011	311.1	0.191
2012	307.1	0.186
2013	302.8	0.181
2014	298.3	0.176
2015	293.6	0.172
2016	288.6	0.168
2017	283.4	0.165
2018	278.1	0.163
2019	272.7	0.161
2020	267.1	0.161
2021	261.6	0.161
2022	256.0	0.162
2023	250.6	0.164
2024	245.4	0.166
2025	240.3	0.170
2026	235.4	0.174
2027	230.8	0.179
2028	226.5	0.184
2029	222.3	0.189
2030	218.5	0.195

grafico orbita

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

wds01196-0520a.png orbit plot

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