18185-1345 DCH  19

Coord 2000	18185-1345		Discov num	DCH  19		Comp			Coord arcsec 2000	18 18 32.72 -13 45 11.8
Date first	1998		Date last	1998		Obs	1
Pa first	231		Pa last	231		P.A. Now (θ)	231°
Sep first	0.7		Sep last	0.7		Sep. Now (ρ)	0.7"
Mag pri	7.07		Mag sec	10.62		delta mag (ΔM)	3.55		Spectral class	B9 (blue-white)
Pri motion ra	-003		Sec motion ra
Pri motion dec	-001		Sec motion dec
Notes	K (K-band or other infrared magnitudes)

Nature of this double is uncertain.

Constellation

Serpens

Tycho2

5689-00966-1

last precise pa

231.1

last precise sep

0.672

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18185-1345	DCH 19		1998	1	231	0.7	10.10		B9		181832.72-134511.8

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