20246+0104 STF2677AB

Coord 2000	20246+0104		Discov num	STF2677		Comp	AB		Coord arcsec 2000	20 24 37.50 +01 04 06.2
Date first	1827		Date last	2015		Obs	21
Pa first	25		Pa last	30		P.A. Now (θ)	30°
Sep first	20.0		Sep last	31.2		Sep. Now (ρ)	31.2"
Mag pri	6.13		Mag sec	10.83		delta mag (ΔM)	4.7		Spectral class	B9V (blue-white)
Pri motion ra	+008		Sec motion ra	+004
Pri motion dec	+005		Sec motion dec	-013
Notes	N (See Notes)

rPM=1.356 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		125769	20 24 38 +01 04 06	STF 2677 AB	2015	21	30	31.2	6.13	10.83	4.70		<===
Show		125769	20 24 38 +01 04 06	STF 2677 AC	2015	5	13	16.2	6.15	13.10	6.95

Triple system
3 visible stars in this system

Precise pa	29.9		Precise sep	31.154		Constellation	Aquila		SAO	125769
HIP	100664		Tycho2	0497-01222-1		Gaia DR2	4230890992445915008		HD	194244
HR	7803		BD	BD+00 4495		Distance	247.52		Distance ly	807.41

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20246+0104	STF2677	AB	2000	17	30	31.4	6.15	10.60		D	202437.50+010406.2
20246+0104	STF2677	AB	2015	21	30	31.2	6.13	10.83	B9V	N	202437.50+010406.2

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