19480+2447 DOO  11

Coord 2000	19480+2447		Discov num	DOO  11		Comp			Coord arcsec 2000	19 48 21.40 +24 52 56.8
Date first	1900		Date last	2015		Obs	12
Pa first	280		Pa last	281		P.A. Now (θ)	281°
Sep first	2.6		Sep last	2.8		Sep. Now (ρ)	2.8"
Mag pri	9.98		Mag sec	10.87		delta mag (ΔM)	0.89		Spectral class	K7 (yellow-orange)
Pri motion ra	+007		Sec motion ra	+000
Pri motion dec	-002		Sec motion dec	+004
Notes	N (See Notes)

Visually invisible, K-band or other infrared star rPM=1.266 This double is not physical.

Precise pa	281		Precise sep	2.786		Constellation	Vulpecula		Tycho2	2143-00220-1
Gaia DR2	06438819072

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19480+2447	DOO 11		2002	7	281	2.8	9.98	10.87	K7	N	194821.40+245256.8
19480+2447	DOO 11		2009	9	281	2.3	9.98	10.87	K7	N	194821.40+245256.8
19480+2447	DOO 11		2015	12	281	2.8	9.98	10.87	K7	N	194821.40+245256.8

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