16547+4518 KZA 121 AB

Coord 2000	16547+4518		Discov num	KZA 121		Comp	AB		Coord arcsec 2000	16 54 39.97 +45 18 10.3
Date first	1892		Date last	2018		Obs	13
Pa first	182		Pa last	181.3		P.A. Now (θ)	181.3°
Sep first	42.6		Sep last	43.6		Sep. Now (ρ)	43.6"
Mag pri	11.75		Mag sec	12.22		delta mag (ΔM)	0.47		Spectral class
Pri motion ra	+000		Sec motion ra	-006
Pri motion dec	+002		Sec motion dec	-003
Notes

rPM=1.164 This double is not physical.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			16 54 40 +45 18 10	KZA 121 AB	2018	13	181	43.6	11.75	12.22	0.47		<===
Show			16 54 40 +45 18 10	KZA 121 AC	2018	11	251	50.1	11.75	13.17	1.42
Show			16 54 40 +45 18 10	KZA 121 AD	2018	10	220	108.9	11.75	13.20	1.45

Quadruple system
4 estimated visually detectable stars in this system

Constellation

Hercules

Tycho2

3500-02017-1

Gaia DR2

1359391337123677568

No records found.

refcode	metd	author	reference
Kza1984	Pa j	Kazeza, S.M.	1984BAORB...9..311K
Kza1984		Bull. R. Astron. Obs. Belgium 9, 311, 1984

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
16547+4518	KZA 121	AB	1998	5	182	43.0	11.73	12.24		D	165439.97+451810.3
16547+4518	KZA 121	AB	2008	6	182	43.0	11.73	12.24		D	165439.97+451810.3
16547+4518	KZA 121	AB	2015	8	182	43.1	11.75	12.22			165439.97+451810.3
16547+4518	KZA 121	AB	2018	9	181	43.6	11.75	12.22			165439.97+451810.3

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No records found.


No records found.

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS