Coord 2000	00490+1656	Discov num	BUP 12	Comp	AB	Coord arcsec 2000	00 48 58.71 +16 56 28.1
Date first	1911	Date last	2013	Obs	7
Pa first	322	Pa last	331	P.A. Now (θ)	331°
Sep first	69.0	Sep last	85.6	Sep. Now (ρ)	85.6"
Mag pri	5.12	Mag sec	12.90	delta mag (ΔM)	7.78	Spectral class	F8V (yellow-white)
Pri motion ra	-003	Sec motion ra
Pri motion dec	-202	Sec motion dec
Notes	N U (See Notes, Proper motion indicates non-physical)

This double is not physical.

00490+1656 SYSTEM COMPONENTS

Show

name

SAO

coord_2000

discov#

comp

first

last

obs

sep

mag1

mag2

d_mag

orb

current

Show

64 Psc

92099

00490+1656

BUP 12

1911

2013

331

85.6

5.12

12.90

7.78

<===

Show

00490+1656

BUP 12

1911

2013

161

61.1

5.12

13.58

8.46

Triple system
3 visible stars in this system

OTHER CATALOGS AND DESIGNATIONS

Spectr	B4V+K3III	Constellation	Cassiopeia	SAO	36497	HIP	2814
Tycho2	3257-02179-1	HD	3210	BD	BD+48 177	Distance	2040.82
Distance ly	6657.15	last precise pa	330.9	last precise sep	85.61

ORBITAL ELEMENTS

Period (P)	13.824621d	± 0.000017	Periastron (T)	50905.984m (1998.253y)	± 0.015	Semi-major axis (a)	6.527m	± 0.061
Eccentricity (e)	0.2376	± 0.0012	Inclination (i)	73.8°	± 0.92	Longitude of periastron (ω)	203.56°	± 0.35
Node (Ω)	63.6°	± 0.82	Note			Grade	8	(1=Definitive, 9=Indet.)
Equinox			Last observation	1998

label	rho	theta
2000-01-01	0.002	18.4
2001-01-01	0.006	77.1
2002-01-01	0.005	249.5
2003-01-01	0.008	64.6
2004-01-01	0.003	215.1
2005-01-01	0.006	50.9
2006-01-01	0.004	94.7
2007-01-01	0.002	293.0
2008-01-01	0.007	71.5
2009-01-01	0.005	239.1
2010-01-01	0.008	60.4
2011-01-01	0.002	168.8
2012-01-01	0.003	37.7
2013-01-01	0.005	81.7
2014-01-01	0.004	257.7
2015-01-01	0.008	67.1
2016-01-01	0.004	226.8
2017-01-01	0.006	55.1
2018-01-01	0.003	110.1
2019-01-01	0.002	348.2
2020-01-01	0.007	74.6
2021-01-01	0.005	245.0
2022-01-01	0.008	62.9
2023-01-01	0.003	201.4
2024-01-01	0.005	46.7
2025-01-01	0.004	88.1
2026-01-01	0.003	272.0
2027-01-01	0.008	69.6
2028-01-01	0.005	234.6
2029-01-01	0.007	58.4
2030-01-01	0.002	139.5

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

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
00490+1656	BUP 12	AB	1998	4	330	82.9	5.07	12.60	F8V	N D	004858.71+165628.1
00490+1656	BUP 12	AB	1999	5	330	82.8	5.07	12.60	F8V	NUD	004858.71+165628.1
00490+1656	BUP 12	AB	2000	6	330	82.7	5.07	12.60	F8V	NUD	004858.71+165628.1
00490+1656	BUP 12	AB	2013	7	331	85.6	5.12	12.90	F8V	NU	004858.71+165628.1

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