18454-6452 CVN 59 AC

Coord 2000	18454-6452		Discov num	CVN  59		Comp	AC		Coord arcsec 2000	18 45 26.90 -64 52 16.5
Date first	2007		Date last	2007		Obs	1
Pa first	319		Pa last	318.5		P.A. Now (θ)	318.5°
Sep first	7.4		Sep last	7.429		Sep. Now (ρ)	7.429"
Mag pri	4.30		Mag sec	18.60		delta mag (ΔM)	14.3		Spectral class	A7V (white)
Pri motion ra	+032		Sec motion ra
Pri motion dec	-149		Sec motion dec
Notes	N K (See Notes, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	HD 172555	254358	18 45 27 -64 52 16	SKF 105 AB	2015	11	65	71.3	4.79	10.12	5.33
Show		254358	18 45 27 -64 52 16	CVN 59 AC	2007	1	319	7.4	4.30	18.60	14.30		<===
Show			18 45 37 -64 51 46	BIL 4 Ba,Bb	2021	7	92	0.1	9.54

Quadruple system
3 estimated visually detectable stars in this system

Constellation	Pavo		SAO	254358		HIP	92024		Tycho2	9077-02487-1
Gaia DR2	6438274350302427776		HD	172555		HR	7012		CP	CP-64 3948
FK5	3489		Distance	28.55		Distance ly	93.13