20040-2421 RSS 538

Coord 2000	20040-2421		Discov num	RSS 538		Comp			Coord arcsec 2000	20 04 02.46 -24 21 11.2
Date first	1977		Date last	2015		Obs	4
Pa first	110		Pa last	107		P.A. Now (θ)	107°
Sep first	11.7		Sep last	11.5		Sep. Now (ρ)	11.5"
Mag pri	9.48		Mag sec	13.90		delta mag (ΔM)	4.42		Spectral class	K1III (yellow-orange)
Pri motion ra	+002		Sec motion ra	-006
Pri motion dec	-019		Sec motion dec	-006
Notes

rPM=0.799 Nature of this double is uncertain.

Precise pa	106.5		Precise sep	11.502		Constellation	Sagittarius		SAO	188868
HIP	98812		Tycho2	6892-01591-1		Gaia DR2	50248030080		HD	190079
CD	CD-2415785		CP	CP-24 6896		Distance	505.05		Distance ly	1647.47

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20040-2421	RSS 538		1998	2	108	11.6	9.16		K1III	D	200402.46-242111.2
20040-2421	RSS 538		1999	3	108	11.8	9.48	13.90	K1III	D	200402.46-242111.2
20040-2421	RSS 538		2015	4	107	11.5	9.48	13.90	K1III		200402.46-242111.2

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