09400-1710 STN  19AB

Coord 2000	09400-1710		Discov num	STN  19		Comp	AB		Coord arcsec 2000	09 40 02.41 -17 09 52.4
Date first	1882		Date last	2017		Obs	22
Pa first	266		Pa last	262		P.A. Now (θ)	262°
Sep first	2.8		Sep last	2.8		Sep. Now (ρ)	2.8"
Mag pri	8.76		Mag sec	9.71		delta mag (ΔM)	0.95		Spectral class	F2V (yellow-white)
Pri motion ra	+028		Sec motion ra	-037
Pri motion dec	-015		Sec motion dec	-028
Notes	N (See Notes)

rPM=1.429 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			09 40 02 -17 09 52	STN 19 AB	2017	22	262	2.8	8.76	9.71	0.95		<===
Show			09 40 02 -17 09 52	STN 19 AC	2015	6	294	24.8	8.76	13.60	4.84

Triple system
3 visible stars in this system

Precise pa	261.9		Precise sep	2.791		Constellation	Hydra		Tycho2	6047-00451-1
Gaia DR2	5684791293914383232		HD	83713

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
09400-1710	STN 19	AB	2000	15	265	2.8	8.76	9.71	F2V		094002.41-170952.4
09400-1710	STN 19	AB	2012	17	264	2.6	8.76	9.71	F2V		094002.41-170952.4
09400-1710	STN 19	AB	2017	19	262	2.8	8.76	9.71	F2V		094002.41-170952.4

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