20147+1602 CHE 236

Coord 2000	20147+1602		Discov num	CHE 236		Comp			Coord arcsec 2000	20 14 42.19 +16 01 52.9
Date first	1910		Date last	2015		Obs	11
Pa first	293		Pa last	291		P.A. Now (θ)	291°
Sep first	22.6		Sep last	21.4		Sep. Now (ρ)	21.4"
Mag pri	12.98		Mag sec	13.77		delta mag (ΔM)	0.79		Spectral class
Pri motion ra	-030		Sec motion ra	-005
Pri motion dec	-015		Sec motion dec	-014
Notes

rPM=0.746 Nature of this double is uncertain.

Precise pa

290.9

Precise sep

21.432

Constellation

Delphinus

Gaia DR2

51722555136

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20147+1602	CHE 236		1998	2	291	21.6	10.41	11.00		D	201442.19+160152.9
20147+1602	CHE 236		2008	3	291	21.5	10.41	11.00		D	201442.19+160152.9
20147+1602	CHE 236		2010	6	291	21.6	12.98	13.77			201442.19+160152.9
20147+1602	CHE 236		2015	7	291	21.4	12.98	13.77			201442.19+160152.9

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