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22254-3913
HDS3178

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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

22254-3913 HDS3178

22^h 25^m 23.30^s -39° 13' 22.1" P.A. 132.00 sep 0.4 mag 9.03,10.85 Sp K0III dist. 526.32 pc (1716.86 l.y.)

Coord 2000	22254-3913		Discov num	HDS3178		Comp			Coord arcsec 2000	22 25 23.30 -39 13 22.1
Date first	1991		Date last	2019		Obs	3
Pa first	136		Pa last	132		P.A. Now (θ)	132°
Sep first	0.4		Sep last	0.4		Sep. Now (ρ)	0.4"
Mag pri	9.03		Mag sec	10.85		delta mag (ΔM)	1.82		Spectral class	K0III (yellow-orange)
Pri motion ra	+014		Sec motion ra
Pri motion dec	-007		Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Precise pa	131.8		Precise sep	0.417		Constellation	Grus		SAO	213806
HIP	110680		Tycho2	7996-00340-1		Gaia DR2	6594463447357633024		HD	212493
CD	CD-3914700		CP	CP-39 9119		Distance	526.32		Distance ly	1716.86

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
22254-3913	HDS3178		1991	1	136	0.4	9.03	10.85	K0III	D	222523.30-391322.1
22254-3913	HDS3178		2014	2	131	0.4	9.03	10.85	K0III		222523.30-391322.1
22254-3913	HDS3178		2019	3	132	0.4	9.03	10.85	K0III		222523.30-391322.1

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