20167+4335 FOX 251

Coord 2000	20167+4335		Discov num	FOX 251		Comp			Coord arcsec 2000	20 16 42.28 +43 34 28.8
Date first	1892		Date last	2015		Obs	12
Pa first	280		Pa last	279		P.A. Now (θ)	279°
Sep first	5.8		Sep last	5.5		Sep. Now (ρ)	5.5"
Mag pri	11.86		Mag sec	12.90		delta mag (ΔM)	1.04		Spectral class
Pri motion ra	+008		Sec motion ra	-001
Pri motion dec	-013		Sec motion dec	-012
Notes

rPM=0.593 Nature of this double is uncertain.

Precise pa	279.4		Precise sep	5.542		Constellation	Cygnus		SAO	49403
Tycho2	3163-00637-1		Gaia DR2	68457603968

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20167+4335	FOX 251		2000	6	280	5.6	11.86	12.90		D	201642.28+433428.8
20167+4335	FOX 251		2003	7	280	5.6	11.86	12.90		D	201642.28+433428.8
20167+4335	FOX 251		2015	8	280	5.5	11.86	12.90			201642.28+433428.8

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