20169-0710 UC 4136

20^h 16^m 52.02^s -07° 09' 59.8" P.A. 79.00 sep 55.4 mag 15.70,15.80

Coord 2000	20169-0710	Discov num	UC 4136	Comp		Coord arcsec 2000	20 16 52.02 -07 09 59.8
Date first	1998	Date last	2015	Obs	7
Pa first	79	Pa last	79	P.A. Now (θ)	79°
Sep first	55.7	Sep last	55.4	Sep. Now (ρ)	55.4"
Mag pri	15.70	Mag sec	15.80	delta mag (ΔM)	0.1	Spectral class
Pri motion ra	+075	Sec motion ra	+099
Pri motion dec	-026	Sec motion dec	-053
Notes	V R (Proper motion indicates physical, Red magnitudes)

rPM=0.322

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa

78.5

Precise sep

55.4

Constellation

Hydra

Gaia DR2

4216298171044386432

WDS HISTORIC DATA

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