20338-4033 JC   18AB

Coord 2000	20338-4033		Discov num	JC   18		Comp	AB		Coord arcsec 2000	20 33 46.84 -40 33 25.9
Date first	1846		Date last	2018		Obs	33
Pa first	226		Pa last	224		P.A. Now (θ)	224°
Sep first	4.3		Sep last	4.4		Sep. Now (ρ)	4.4"
Mag pri	7.78		Mag sec	8.54		delta mag (ΔM)	0.76		Spectral class	A1V (white)
Pri motion ra	+019		Sec motion ra	+023
Pri motion dec	-008		Sec motion dec	-009
Notes

rPM=0.167 (< 0.3, Physical double) This double is physical.

Show	name	SAO	coord_2000	discov#	comp	first	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		230275	20338-4033	JC 18	AB	1846	2018	33	224	4.4	7.78	8.54	0.76		<===
Show		230275	20338-4033	JC 18	AC	1879	2015	5	145	108.0	7.78	10.94	3.16

Triple system
3 visible stars in this system

Precise pa	223.5		Precise sep	4.413		Constellation	Microscopium		SAO	230275
HIP	101465		Tycho2	7954-01336-1		Gaia DR2	15244981120		HD	195599
CD	CD-4013926		CP	CP-40 9315		Distance	153.37		Distance ly	500.29

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20338-4033	JC 18	AB	1998	28	223	4.4	7.78	8.54	A1V	D	203346.84-403325.9
20338-4033	JC 18	AB	2016	30	224	4.6	7.78	8.54	A1V		203346.84-403325.9
20338-4033	JC 18	AB	2018	33	224	4.4	7.78	8.54	A1V		203346.84-403325.9

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