20227-0319 UC 4161

20^h 22^m 42.59^s -03° 18' 35.7" P.A. 1.00 sep 30.0 mag 15.68,15.85

Coord 2000	20227-0319	Discov num	UC 4161	Comp		Coord arcsec 2000	20 22 42.59 -03 18 35.7
Date first	1998	Date last	2015	Obs	4
Pa first	1	Pa last	1	P.A. Now (θ)	1°
Sep first	29.6	Sep last	30.0	Sep. Now (ρ)	30"
Mag pri	15.68	Mag sec	15.85	delta mag (ΔM)	0.17	Spectral class
Pri motion ra	-055	Sec motion ra	-063
Pri motion dec	+005	Sec motion dec	+011
Notes	U (Proper motion indicates non-physical)

rPM=0.156 (< 0.3, Physical double)

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	1.3		Precise sep	29.986		Constellation	Aquila		Tycho2	5167-01339-1
Gaia DR2	4219716587053990528

WDS HISTORIC DATA

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