18438-3819 COO 227 AC

18^h 43^m 46.94^s -38° 19' 24.3" P.A. 51.00 sep 43.3 mag 5.13,9.90 Sp A2Vn dist. 62.93 pc (205.28 l.y.)

Coord 2000	18438-3819		Discov num	COO 227		Comp	AC		Coord arcsec 2000	18 43 46.94 -38 19 24.3
Date first	1900		Date last	2008		Obs	5
Pa first	57		Pa last	50.9		P.A. Now (θ)	50.9°
Sep first	40.0		Sep last	43.26		Sep. Now (ρ)	43.26"
Mag pri	5.13		Mag sec	9.90		delta mag (ΔM)	4.77		Spectral class	A2Vn (white)
Pri motion ra	+001		Sec motion ra	+037
Pri motion dec	-054		Sec motion dec	-005
Notes	N (See Notes)

rPM=1.126

This double is not physical.

18438-3819 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	Lam CrA	210501	18 43 47 -38 19 24	COO 227 AB	2016	25	213	29.5	5.12	10.01	4.89
Show		210501	18 43 47 -38 19 24	COO 227 AC	2008	5	51	43.3	5.13	9.90	4.77		<===

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Var name	NSV11247 CrA		Constellation	Corona Austrina		SAO	210501		HIP	91875
Tycho2	7915-01673-1		Gaia DR2	6730089817255923072		HD	172777		HR	7021
GC	25599		CD	CD-3813036		CP	CP-38 7574		Bayer	Lambda Coronae Austrinae
Bayer name	Lam CrA		Distance	62.93		Distance ly	205.28		Bayer greek	λ CrA