18015+0448 OSO 92 AB

Coord 2000	18015+0448		Discov num	OSO  92		Comp	AB		Coord arcsec 2000	18 01 28.67 +04 47 47.4
Date first	1994		Date last	2000		Obs	2
Pa first	150		Pa last	144.9		P.A. Now (θ)	144.9°
Sep first	19.0		Sep last	17.99		Sep. Now (ρ)	17.99"
Mag pri	12.90		Mag sec	18.70		delta mag (ΔM)	5.8		Spectral class
Pri motion ra	-161		Sec motion ra
Pri motion dec	-298		Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			18 01 29 +04 47 47	OSO 92 AB	2000	2	145	18.0	12.90	18.70	5.80		<===
Show			18 01 29 +04 47 47	OSO 92 AC	1994	1	318	22.5	12.90	19.00	6.10

Triple system
3 estimated visually detectable stars in this system

Constellation

Ophiuchus

Gaia DR2

4471326796431765888

discov_num	notes	refcode
OSO 92	G140-031. Neither is a common proper motion pair, based on comparison
	with POSS2 red plates.	Oso2004

refcode	metd	author	reference
Oso2004	C j	Zapatero Osorio, M.R. & Martin, E.L.	2004A&A...419..167Z
Oso2004	+Pa	A&A 419, 167, 2004

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18015+0448	OSO 92	AB	2000	2	145	18.0	12.90	18.70		N D	180128.67+044747.4

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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