20144-0603 STF2646AB

Coord 2000	20144-0603		Discov num	STF2646		Comp	AB		Coord arcsec 2000	20 14 24.34 -06 02 50.6
Date first	1825		Date last	2015		Obs	69
Pa first	51		Pa last	40		P.A. Now (θ)	40°
Sep first	25.1		Sep last	17.8		Sep. Now (ρ)	17.8"
Mag pri	7.49		Mag sec	9.28		delta mag (ΔM)	1.79		Spectral class	F0 (yellow-white)
Pri motion ra	+030		Sec motion ra	+048
Pri motion dec	+000		Sec motion dec	+016
Notes	L (Linear solution)

rPM=0.476 Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 14 24 -06 02 51	STF 2646 AB	2015	69	40	17.8	7.49	9.28	1.79		<===
Show			20 14 25 -06 02 36	STF 2646 BC	2015	8	106	26.9	9.28	12.96	3.68

Triple system
3 visible stars in this system

Precise pa	39.7		Precise sep	17.76		Constellation	Aquila		HIP	99753
Tycho2	5173-02823-1		Gaia DR2	4217384488536103680		HD	192290		BD	BD-06 5411
Distance	88.57		Distance ly	288.92

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20144-0603	STF2646	AB	2007	55	40	18.4	7.49	9.28	F0	LD	201424.34-060250.6
20144-0603	STF2646	AB	2008	56	40	18.3	7.49	9.28	F0	LD	201424.34-060250.6
20144-0603	STF2646	AB	2010	60	39	18.3	7.49	9.28	F0	LD	201424.34-060250.6
20144-0603	STF2646	AB	2011	61	39	18.3	7.49	9.28	F0	LD	201424.34-060250.6
20144-0603	STF2646	AB	2012	63	39	18.2	7.49	9.28	F0	LD	201424.34-060250.6
20144-0603	STF2646	AB	2013	64	40	17.6	7.49	9.28	F0	L	201424.34-060250.6
20144-0603	STF2646	AB	2015	65	40	17.8	7.49	9.28	F0	L	201424.34-060250.6

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