20030+1528 D    21

Coord 2000	20030+1528		Discov num	D    21		Comp			Coord arcsec 2000	20 03 02.78 +15 27 41.8
Date first	1865		Date last	2018		Obs	23
Pa first	214		Pa last	211		P.A. Now (θ)	211°
Sep first	21.6		Sep last	21.3		Sep. Now (ρ)	21.3"
Mag pri	8.68		Mag sec	10.95		delta mag (ΔM)	2.27		Spectral class	M (red)
Pri motion ra	-013		Sec motion ra	+001
Pri motion dec	-001		Sec motion dec	-012
Notes

rPM=1.366 This double is not physical.

Precise pa	210.5		Precise sep	21.3		Constellation	Aquila		SAO	105602
Tycho2	1617-02068-1		Gaia DR2	59439587072		HD	190152

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20030+1528	D 21		2005	11	210	21.3	8.68	10.95	M	D	200302.78+152741.8
20030+1528	D 21		2010	14	210	21.2	8.68	10.95	M	D	200302.78+152741.8
20030+1528	D 21		2015	18	210	21.2	8.68	10.95	M		200302.78+152741.8
20030+1528	D 21		2018	23	211	21.3	8.68	10.95	M		200302.78+152741.8

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