00129+6150 ES 1865 BC

00^h 12^m 58.90^s +61° 50' 18.9" P.A. 179.00 sep 3.6 mag 10.50,10.60

Coord 2000	00129+6150		Discov num	ES 1865		Comp	BC		Coord arcsec 2000	00 12 58.90 +61 50 18.9
Date first	1913		Date last	2015		Obs	9
Pa first	172		Pa last	178.9		P.A. Now (θ)	178.9°
Sep first	3.0		Sep last	3.645		Sep. Now (ρ)	3.645"
Mag pri	10.50		Mag sec	10.60		delta mag (ΔM)	0.1		Spectral class
Pri motion ra	-002		Sec motion ra	-001
Pri motion dec	+021		Sec motion dec	-070
Notes

rPM=1.3

This double is not physical.

00129+6150 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			00 12 56 +61 50 32	ES 1865 AB	2018	15	122	23.9	9.77	10.98	1.21
Show			00 12 56 +61 50 32	ES 1865 AD	2018	10	77	37.3	9.77	13.05	3.28
Show			00 12 56 +61 50 32	FYM 204 AE	2018	7	330	33.5	9.77	13.60	3.83
Show			00 12 59 +61 50 19	ES 1865 BC	2015	9	179	3.6	10.50	10.60	0.10		<===

Quintuple system
5 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cassiopeia

Gaia DR2

429746288686799488