01247+5542 HJ 2042 AB

01^h 24^m 42.40^s +55° 41' 43.8" P.A. 280.00 sep 26.7 mag 9.80,11.50

Coord 2000	01247+5542		Discov num	HJ 2042		Comp	AB		Coord arcsec 2000	01 24 42.40 +55 41 43.8
Date first	1831		Date last	2015		Obs	13
Pa first	284		Pa last	280.2		P.A. Now (θ)	280.2°
Sep first	18.0		Sep last	26.685		Sep. Now (ρ)	26.685"
Mag pri	9.80		Mag sec	11.50		delta mag (ΔM)	1.7		Spectral class
Pri motion ra	+025		Sec motion ra	+002
Pri motion dec	-013		Sec motion dec	-003
Notes

rPM=0.89

This double is not physical.

01247+5542 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			01 24 42 +55 41 44	HJ 2042 AB	2015	13	280	26.7	9.80	11.50	1.70		<===
Show			01 24 39 +55 41 49	VBS 2 BC	2016	9	318	9.4	11.50	13.30	1.80

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cassiopeia

Tycho2

3674-00183-1

Gaia DR2

412399706047974912