00152+2722 J   868

Coord 2000	00152+2722		Discov num	J   868		Comp			Coord arcsec 2000	00 15 09.94 +27 23 46.7
Date first	1907		Date last	2016		Obs	31
Pa first	187		Pa last	231		P.A. Now (θ)	230°
Sep first	2.1		Sep last	6.2		Sep. Now (ρ)	6.23"
Mag pri	12.42		Mag sec	12.62		delta mag (ΔM)	0.2		Spectral class	F4V+G5V (yellow-white/yellow)
Pri motion ra	+018		Sec motion ra	-033
Pri motion dec	+011		Sec motion dec	-014
Notes	N O B (See Notes, Orbital solution, Blue magnitudes)

rPM=1.584 This double is physical.

Precise pa	231.1		Precise sep	6.205		Constellation	Andromeda		Gaia DR2	2856755719788741120
ADS	195		last precise pa	231.1		last precise sep	6.205

Period (P)	1089y	± 153	Periastron (T)	1725y	± 147	Semi-major axis (a)	8.48a	± 1.06
Eccentricity (e)	0.367	± 0.37	Inclination (i)	75.2°	± 2.5	Longitude of periastron (ω)	352.8°	± 19.4
Node (Ω)	68.9°	± 3.1	Note			Grade	5	(1=Definitive, 9=Indet.)
Equinox	2000		Last observation	2006

label rho theta 2000 5.522 226.9 2001 5.561 227.1 2002 5.599 227.3 2003 5.636 227.5 2004 5.674 227.6 2005 5.712 227.8 2006 5.750 228.0 2007 5.787 228.2 2008 5.825 228.3 2009 5.862 228.5 2010 5.900 228.7 2011 5.937 228.8 2012 5.974 229.0 2013 6.012 229.1 2014 6.049 229.3 2015 6.086 229.4 2016 6.122 229.6 2017 6.159 229.7 2018 6.196 229.9 2019 6.232 230.0 2020 6.269 230.2 2021 6.305 230.3 2022 6.342 230.5 2023 6.378 230.6 2024 6.414 230.7 2025 6.450 230.9 2026 6.486 231.0 2027 6.522 231.2 2028 6.558 231.3 2029 6.593 231.4 2030 6.629 231.5 Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
		Measures: green=micrometric, blue=interferometric, purple=photographic

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00152+2722	J 868		2006	19	230	5.8	12.42	12.62		ODB	001509.80+272345.1
00152+2722	J 868		2011	23	230	6.0	12.42	12.62		ODB	001509.80+272345.1
00152+2722	J 868		2013	25	231	6.0	12.42	12.62	F4V+G5V	NOUB	001509.80+272345.1
00152+2722	J 868		2015	29	231	6.2	12.42	12.62	F4V+G5V	NOUB	001509.94+272346.7
00152+2722	J 868		2016	30	231	6.2	12.42	12.62	F4V+G5V	NO B	001509.94+272346.7

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