09188-2250 DON1080

Coord 2000	09188-2250		Discov num	DON1080		Comp			Coord arcsec 2000	09 18 33.23 -22 49 08.7
Date first	1920		Date last	2015		Obs	9
Pa first	4		Pa last	14		P.A. Now (θ)	14°
Sep first	7.4		Sep last	7.2		Sep. Now (ρ)	7.2"
Mag pri	11.20		Mag sec	11.60		delta mag (ΔM)	0.4		Spectral class
Pri motion ra	-003		Sec motion ra	+006
Pri motion dec	-003		Sec motion dec	+004
Notes	N R (See Notes, Red magnitudes)

Visually invisible, K-band or other infrared star rPM=1.581 This double is not physical.

Precise pa	13.6		Precise sep	7.195		Constellation	Hydra		Tycho2	6587-00085-1
Gaia DR2	58115555712

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
09188-2250	DON1080		1947	2	191	7.9	11.03	11.00		N	091850.61-224918.5
09188-2250	DON1080		2000	3	13	7.2	11.03	11.00		N	091833.23-224908.7
09188-2250	DON1080		2013	8	13	7.1	11.20	11.60		N R	091833.23-224908.7
09188-2250	DON1080		2015	10	14	7.2	11.20	11.60		N R	091833.23-224908.7

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