18540+6522 DAM 680

18^h 53^m 59.35^s +65° 22' 06.9" P.A. 117.00 sep 15.7 mag 11.80,12.40

Coord 2000	18540+6522	Discov num	DAM 680	Comp		Coord arcsec 2000	18 53 59.35 +65 22 06.9
Date first	1892	Date last	2015	Obs	9
Pa first	114	Pa last	117	P.A. Now (θ)	117°
Sep first	15.6	Sep last	15.7	Sep. Now (ρ)	15.7"
Mag pri	11.80	Mag sec	12.40	delta mag (ΔM)	0.6	Spectral class
Pri motion ra	+003	Sec motion ra	+003
Pri motion dec	+032	Sec motion dec	+028
Notes	V (Proper motion indicates physical)

rPM=0.124 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	116.6		Precise sep	15.676		Constellation	Draco		Tycho2	4224-01251-1
Gaia DR2	2253758941545587072

WDS HISTORIC DATA

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