20247+1443 HJ 1508AB

Coord 2000	20247+1443		Discov num	HJ 1508		Comp	AB		Coord arcsec 2000	20 24 40.27 +14 42 52.5
Date first	1828		Date last	2019		Obs	14
Pa first	70		Pa last	59		P.A. Now (θ)	59°
Sep first	5.0		Sep last	13.9		Sep. Now (ρ)	13.9"
Mag pri	11.10		Mag sec	13.50		delta mag (ΔM)	2.4		Spectral class
Pri motion ra	-003		Sec motion ra
Pri motion dec	-014		Sec motion dec
Notes

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 24 40 +14 42 52	HJ 1508 AB	2019	14	59	13.9	11.10	13.50	2.40		<===
Show			20 24 40 +14 42 52	VLM 4 AC	2019	10	152	17.4	11.10	13.80	2.70

Triple system
3 visible stars in this system

Precise pa	59.2		Precise sep	13.9		Constellation	Delphinus		Tycho2	1086-00887-1
Gaia DR2	1805027974006493184

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20247+1443	HJ 1508	AB	2006	5	59	13.6	11.13	11.40		D	202440.27+144252.5
20247+1443	HJ 1508	AB	2010	8	58	13.5	11.10	13.50			202440.27+144252.5
20247+1443	HJ 1508	AB	2016	8	59	13.8	11.10	13.50			202440.27+144252.5
20247+1443	HJ 1508	AB	2019	14	59	13.9	11.10	13.50			202440.27+144252.5

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