20035+3601 STF 2624 AD

20^h 03^m 29.42^s +36° 01' 28.6" P.A. 171.00 sep 29.0 mag 7.09,12.90 Sp O9.5IIIe dist. 862.07 pc (2812.07 l.y.)

Coord 2000	20035+3601		Discov num	STF2624		Comp	AD		Coord arcsec 2000	20 03 29.42 +36 01 28.6
Date first	1894		Date last	2018		Obs	11
Pa first	172		Pa last	171.1		P.A. Now (θ)	171.1°
Sep first	27.5		Sep last	28.97		Sep. Now (ρ)	28.97"
Mag pri	7.09		Mag sec	12.90		delta mag (ΔM)	5.81		Spectral class	O9.5IIIe (blue)
Pri motion ra	-003		Sec motion ra	-003
Pri motion dec	-008		Sec motion dec	-009
Notes	N (See Notes)

rPM=0.105 (< 0.3, Physical double)

This double is physical.

20035+3601 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		69324	20 03 29 +36 01 29	MCA 59 Aa,Ab	1996	3	340	0.1	6.63
Show	HD 190429	69324	20 03 29 +36 01 29	STF 2624 AB	2018	148	174	1.9	7.09	7.73	0.64
Show		69324	20 03 29 +36 01 29	STF 2624 AC	2018	42	327	42.3	7.09	9.26	2.17
Show		69324	20 03 29 +36 01 29	STF 2624 AD	2018	11	171	29.0	7.09	12.90	5.81		<===
Show			20 03 29 +36 01 30	STF 2624 BC	2018	33	328	44.7	7.73	9.26	1.53

Quintuple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Cygnus		SAO	69324		HIP	98753		Tycho2	2682-03566-1
Gaia DR2	2059853911313969152		HD	190429		BD	BD+35 3930		Distance	862.07
Distance ly	2812.07