05525+3233 BKO 298 BD

Coord 2000	05525+3233		Discov num	BKO 298		Comp	BD		Coord arcsec 2000	05 52 29.82 +32 32 14.8
Date first	1933		Date last	2019		Obs	10
Pa first	12		Pa last	12.4		P.A. Now (θ)	12.4°
Sep first	8.9		Sep last	8.68		Sep. Now (ρ)	8.68"
Mag pri	12.20		Mag sec	13.00		delta mag (ΔM)	0.8		Spectral class
Pri motion ra	+002		Sec motion ra	+000
Pri motion dec	-007		Sec motion dec	-011
Notes	N R (See Notes, Red magnitudes)

rPM=0.407 Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			05 52 30 +32 31 58	SEI 421 AB	2015	13	337	19.4	11.47	12.20	0.73
Show			05 52 30 +32 32 15	BKO 298 BC	2015	12	314	16.1	12.20	10.90	1.30
Show			05 52 30 +32 32 15	BKO 298 BD	2019	10	12	8.7	12.20	13.00	0.80		<===

Quadruple system
4 estimated visually detectable stars in this system

Constellation

Auriga

Gaia DR2

3451180842827217536

discov_num	notes	refcode
SEI 421	SEI 423.	Nsn2017b

refcode	metd	author	reference
Nsn2017b	not -	Nanson, J.	...................
Nsn2017b		private communication, 2017

idgroup	discov	author
1	BKO	Ladanyi, T. & Berko, E.
32	SEI	Scheiner, J.

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
05525+3233	BKO 298	BD	2007	1	12	8.7	11.80	10.60			055229.82+323214.8
05525+3233	BKO 298	BD	2010	5	17	9.1	12.20	13.00		R	055229.82+323214.8
05525+3233	BKO 298	BD	2015	5	12	8.7	12.20	13.00		R	055229.82+323214.8
05525+3233	BKO 298	BD	2019	10	12	8.7	12.20	13.00		N R	055229.82+323214.8

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS