09207+5116 STT 199 AB (37 Lyn)

Coord 2000	09207+5116		Discov num	STT 199		Comp	AB		Coord arcsec 2000	09 20 43.76 +51 15 57.8
Date first	1847		Date last	2020		Obs	39
Pa first	113		Pa last	141.5		P.A. Now (θ)	141.5°
Sep first	5.6		Sep last	5.38		Sep. Now (ρ)	5.38"
Mag pri	6.19		Mag sec	10.00		delta mag (ΔM)	3.81		Spectral class	F5V (yellow-white)
Pri motion ra	-036		Sec motion ra
Pri motion dec	+145		Sec motion dec
Notes	N L (See Notes, Linear solution)

Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show	37 Lyn	27215	09 20 44 +51 15 58	STT 199 AB	2020	39	142	5.4	6.19	10.00	3.81		<===
Show		27215	09 20 44 +51 15 58	STT 199 AC	2015	25	7	127.4	6.19	10.66	4.47
Show		27215	09 20 44 +51 15 58	ARN 71 AD	2015	19	51	230.7	6.19	7.89	1.70

Quadruple system
4 estimated visually detectable stars in this system

Name	37 Lyn		Constellation	Ursa Major		SAO	27215		HIP	45836
Tycho2	3431-01099-1		Gaia DR2	1019361632454363904		HD	80290		HR	3697
GC	12865		ADS	7303		BD	BD+51 1495		Flamsteed	37 Lyncis
Flamsteed name	37 Lyn		Distance	27.45		Distance ly	89.54

Bayer or Flamsteed indentifiers not always match the correct constellation because of procession and proper motion of the star. (Lyn vs UMa)