20308+1059 BPM2179

20^h 30^m 47.32^s +10° 58' 54.3" P.A. 29.00 sep 77.2 mag 14.66,15.55

Coord 2000	20308+1059	Discov num	BPM2179	Comp		Coord arcsec 2000	20 30 47.32 +10 58 54.3
Date first	1998	Date last	2015	Obs	8
Pa first	29	Pa last	29	P.A. Now (θ)	29°
Sep first	77.3	Sep last	77.2	Sep. Now (ρ)	77.2"
Mag pri	14.66	Mag sec	15.55	delta mag (ΔM)	0.89	Spectral class
Pri motion ra	-013	Sec motion ra	-007
Pri motion dec	-017	Sec motion dec	-021
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.326

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	28.8		Precise sep	77.244		Constellation	Delphinus		SAO	106191
Gaia DR2	1753795332060943104

WDS HISTORIC DATA

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