19429+5419 STI2450

Coord 2000	19429+5419		Discov num	STI2450		Comp			Coord arcsec 2000	19 42 51.78 +54 19 02.0
Date first	1917		Date last	2015		Obs	9
Pa first	129		Pa last	131		P.A. Now (θ)	131°
Sep first	13.6		Sep last	13.3		Sep. Now (ρ)	13.3"
Mag pri	9.76		Mag sec	12.30		delta mag (ΔM)	2.54		Spectral class	K0 (yellow-orange)
Pri motion ra	+099		Sec motion ra	+095
Pri motion dec	+034		Sec motion dec	+030
Notes

rPM=0.054 (< 0.3, Physical double) This double is physical.

Precise pa	130.6		Precise sep	13.29		Constellation	Cygnus		SAO	31915
Tycho2	3934-00542-1		Gaia DR2	54639417856		HD	234981

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
19429+5419	STI2450		2000	2	130	13.4	9.76	12.30	K0	D	194251.78+541902.0
19429+5419	STI2450		2003	3	131	13.2	9.76	12.30	K0	D	194251.78+541902.0
19429+5419	STI2450		2010	4	131	13.1	9.76	12.30	K0		194251.78+541902.0
19429+5419	STI2450		2015	5	131	13.2	9.76	12.30	K0		194251.78+541902.0

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