20057+0434 J   603

Coord 2000	20057+0434		Discov num	J   603		Comp			Coord arcsec 2000	20 05 41.09 +04 33 39.1
Date first	1911		Date last	2015		Obs	21
Pa first	127		Pa last	127		P.A. Now (θ)	127°
Sep first	2.9		Sep last	2.9		Sep. Now (ρ)	2.9"
Mag pri	10.72		Mag sec	10.92		delta mag (ΔM)	0.2		Spectral class	A5 (white)
Pri motion ra	+006		Sec motion ra	+008
Pri motion dec	-006		Sec motion dec	-004
Notes	V (Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.316 This double is physical.

Precise pa	127		Precise sep	2.88		Constellation	Aquila		Tycho2	0502-00734-1
Gaia DR2	78930672768

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20057+0434	J 603		2007	18	126	3.0	10.72	10.92	A5	D	200541.09+043339.1
20057+0434	J 603		2015	20	127	2.9	10.72	10.92	A5		200541.09+043339.1

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