20008-0749 RST4647

Coord 2000	20008-0749		Discov num	RST4647		Comp			Coord arcsec 2000	20 00 49.81 -07 49 17.8
Date first	1938		Date last	1997		Obs	4
Pa first	88		Pa last	90		P.A. Now (θ)	90°
Sep first	0.5		Sep last	0.5		Sep. Now (ρ)	0.5"
Mag pri	10.90		Mag sec	10.90		delta mag (ΔM)	0		Spectral class	F8 (yellow-white)
Pri motion ra	+016		Sec motion ra
Pri motion dec	-007		Sec motion dec
Notes

Nature of this double is uncertain.

Precise pa	89.7		Precise sep	0.47		Constellation	Aquila		Tycho2	5738-00445-1
HD	189535		last precise pa	89.7		last precise sep	0.47

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20008-0749	RST4647		1997	4	90	0.5	10.90	10.90	F8		200049.81-074917.8

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