18534+0323 STF 2413 (HD 175018)

18^h 53^m 23.66^s +03° 23' 09.7" P.A. 200.00 sep 10.3 mag 9.17,9.88 Sp F2V+F3V

Coord 2000	18534+0323	Discov num	STF2413	Comp		Coord arcsec 2000	18 53 23.66 +03 23 09.7
Date first	1825	Date last	2017	Obs	48
Pa first	198	Pa last	199.7	P.A. Now (θ)	199.7°
Sep first	9.3	Sep last	10.31	Sep. Now (ρ)	10.31"
Mag pri	9.17	Mag sec	9.88	delta mag (ΔM)	0.71	Spectral class	F2V+F3V (yellow-white/yellow-white)
Pri motion ra	+003	Sec motion ra	+002
Pri motion dec	-040	Sec motion dec	-040
Notes	V (Proper motion indicates physical)

rPM=0.025 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 175018		Constellation	Serpens		SAO	124010		Tycho2	0453-00753-1
Gaia DR2	4280981031358677760		HD	175018		GC	25911