02136+5104 BAG   1Aa,Ab

Coord 2000	02136+5104		Discov num	BAG   1		Comp	Aa,Ab		Coord arcsec 2000	02 13 36.34 +51 03 56.9
Date first	1981		Date last	1981		Obs	1
Pa first	47		Pa last	47		P.A. Now (θ)	47°
Sep first	0.0		Sep last	0.0		Sep. Now (ρ)	0"
Mag pri	5.31		Mag sec			delta mag (ΔM)			Spectral class	G8III:v (yellow)
Pri motion ra	+347		Sec motion ra
Pri motion dec	-172		Sec motion dec
Notes	N O (See Notes, Orbital solution)

This double is physical.

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name

SAO

coord_2000

discov#

comp

first

last

obs

pa

sep

mag1

mag2

d_mag

orb

current

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23047

02136+5104

BAG 1

Aa,Ab

1981

1981

1

47

0.0

5.31

Y

<===

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6 Per

23047

02136+5104

STT 555

AB

1853

2004

15

57

108.9

5.31

10.49

5.18

Triple system
2 visible stars in this system

Precise pa	47		Precise sep	0.04		Constellation	Perseus		SAO	23047
HIP	10366		Tycho2	3293-02271-1		HD	13530		HR	645
GC	2653		BD	BD+50 481		Flamsteed	6 Persei		Flamsteed name	6 Per
Distance	64.98		Distance ly	211.96		last precise pa	47		last precise sep	0.04

Period (P)	1650d (4.52y)		Periastron (T)	47205.4414d (1988.12y)	± 67.9757	Semi-major axis (a)	16.75m	± 1.5
Eccentricity (e)	0.75		Inclination (i)	115.6°	± 7.72	Longitude of periastron (ω)	270°
Node (Ω)	168.33°	± 10.49	Note			Grade	9	(1=Definitive, 9=Indet.)
Equinox			Last observation	1991

label rho theta 2000-01-01 0.013 55.3 2001-01-01 0.013 17.8 2002-01-01 0.010 155.0 2003-01-01 0.013 114.4 2004-01-01 0.013 75.6 2005-01-01 0.013 37.2 2006-01-01 0.008 351.3 2007-01-01 0.013 133.5 2008-01-01 0.013 96.1 2009-01-01 0.013 56.6 2010-01-01 0.013 19.2 2011-01-01 0.010 157.2 2012-01-01 0.013 115.7 2013-01-01 0.013 77.0 2014-01-01 0.013 38.5 2015-01-01 0.009 354.5 2016-01-01 0.013 134.9 2017-01-01 0.013 97.4 2018-01-01 0.013 58.0 2019-01-01 0.013 20.6 2020-01-01 0.009 159.7 2021-01-01 0.013 117.0 2022-01-01 0.013 78.4 2023-01-01 0.013 39.8 2024-01-01 0.009 357.2 2025-01-01 0.013 136.2 2026-01-01 0.013 98.8 2027-01-01 0.013 59.3 2028-01-01 0.013 21.9 2029-01-01 0.009 162.4 2030-01-01 0.013 118.3 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
02136+5104	BAG 1	Aa,Ab	1981	1	47	0.0	5.31		G8III:v	NO	021336.02+510358.4

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