20400-4109 UC 4250

20^h 39^m 58.01^s -41° 08' 34.0" P.A. 315.00 sep 28.8 mag 12.18,14.65

Coord 2000	20400-4109	Discov num	UC 4250	Comp		Coord arcsec 2000	20 39 58.01 -41 08 34.0
Date first	1996	Date last	2015	Obs	6
Pa first	315	Pa last	315	P.A. Now (θ)	315°
Sep first	28.7	Sep last	28.8	Sep. Now (ρ)	28.8"
Mag pri	12.18	Mag sec	14.65	delta mag (ΔM)	2.47	Spectral class
Pri motion ra	+035	Sec motion ra	+034
Pri motion dec	-115	Sec motion dec	-113
Notes	V (Proper motion indicates physical)

rPM=0.019 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa

314.8

Precise sep

28.765

Constellation

Microscopium

Gaia DR2

6678132223486460032

WDS HISTORIC DATA

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