22143+0427 DAM 664AD

Coord 2000	22143+0427		Discov num	DAM 664		Comp	AD		Coord arcsec 2000	22 14 11.66 +04 28 16.6
Date first	1991		Date last	2015		Obs	5
Pa first	269		Pa last	270		P.A. Now (θ)	270°
Sep first	130.2		Sep last	132.4		Sep. Now (ρ)	132.4"
Mag pri	8.91		Mag sec	12.70		delta mag (ΔM)	3.79		Spectral class	K0+K2 (yellow-orange/yellow-orange)
Pri motion ra	+016		Sec motion ra	+024
Pri motion dec	-022		Sec motion dec	-027
Notes

rPM=0.261 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			22 14 12 +04 28 17	DAM 664 A,BC	2013	4	125	103.6	8.91	9.18	0.27
Show			22 14 12 +04 28 17	DAM 664 AD	2015	5	270	132.4	8.91	12.70	3.79		<===
Show			22 14 17 +04 27 18	A 2293 BC	1986	4	203	2.2	9.20	12.70	3.50

Quadruple system
5 visible stars in this system

Precise pa	269.7		Precise sep	132.363		Constellation	Pegasus		HIP	109781
Tycho2	0562-01169-1		Gaia DR2	2707906339585405824		BD	BD+03 4684		Distance	280.9
Distance ly	916.3

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
22143+0427	DAM 664	AD	2000	2	270	132.2	8.80	12.70	K0+K2		221411.66+042816.6
22143+0427	DAM 664	AD	2015	4	270	132.4	8.91	12.70	K0+K2		221411.66+042816.6

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