20190-4037 KPP2109

Coord 2000	20190-4037		Discov num	KPP2109		Comp			Coord arcsec 2000	20 18 57.31 -40 37 04.3
Date first	1984		Date last	2015		Obs	8
Pa first	87		Pa last	91		P.A. Now (θ)	91°
Sep first	17.1		Sep last	17.1		Sep. Now (ρ)	17.1"
Mag pri	13.80		Mag sec	14.80		delta mag (ΔM)	1		Spectral class
Pri motion ra	-034		Sec motion ra	-035
Pri motion dec	-013		Sec motion dec	-014
Notes	V (Proper motion indicates physical)

Visually invisible, K-band or other infrared star rPM=0.038 (< 0.3, Physical double) This double is physical.

Precise pa

90.6

Precise sep

17.074

Constellation

Sagittarius

Gaia DR2

10887364480

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20190-4037	KPP2109		2015	7	91	17.1	13.80	14.80		V	201857.31-403704.3

If you need more information about this double, apply for a data request form to the WDS.