20295+8105 STT 593AB (74 Dra)

Coord 2000	20295+8105		Discov num	STT 593		Comp	AB		Coord arcsec 2000	20 29 27.31 +81 05 26.7
Date first	1851		Date last	2015		Obs	20
Pa first	40		Pa last	36		P.A. Now (θ)	36°
Sep first	214.2		Sep last	214.4		Sep. Now (ρ)	214.4"
Mag pri	6.07		Mag sec	8.74		delta mag (ΔM)	2.67		Spectral class	K0III+F8V (yellow-orange/yellow-white)
Pri motion ra	+066		Sec motion ra	+067
Pri motion dec	+221		Sec motion dec	+221
Notes	N T (See Notes, Parallax indicates physical)

Visually invisible, K-band or other infrared star rPM=0.004 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	74 Dra	3413	20295+8105	STT 593	AB	1851	2015	20	36	214.4	6.07	8.74	2.67		<===
Show		3415	20295+8105	BUP 212	BC	1896	2004	7	293	100.4	8.74	12.30	3.56

Triple system
3 visible stars in this system

Precise pa	35.9		Precise sep	214.393		Name	74 Dra		Constellation	Draco
SAO	3413		HIP	101082		Tycho2	4597-01694-1		HD	196925
HR	7908		GC	28648		BD	BD+80 660		Flamsteed	74 Draconis
Flamsteed name	74 Dra		Distance	63.73		Distance ly	207.89

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20295+8105	STT 593	AB	1999	16	36	214.6	6.07	8.74	K0III+F8V	N DV	202927.31+810526.7
20295+8105	STT 593	AB	2004	17	36	214.5	6.07	8.74	K0III F8V	NVD	202927.31+810526.7
20295+8105	STT 593	AB	2010	18	36	214.2	6.07	8.74	K0III+F8V	NV	202927.31+810526.7
20295+8105	STT 593	AB	2015	19	36	214.4	6.07	8.74	K0III+F8V	NVW	202927.31+810526.7

If you need more information about this double, apply for a data request form to the WDS.