16377-2203 LDS 4681 AB

16^h 37^m 38.27^s -22° 03' 33.9" P.A. 96.00 sep 117.9 mag 8.93,14.60 Sp K1IV:+... dist. 102.46 pc (334.22 l.y.)

Coord 2000	16377-2203	Discov num	LDS4681	Comp	AB	Coord arcsec 2000	16 37 38.27 -22 03 33.9
Date first	1960	Date last	2015	Obs	5
Pa first	84	Pa last	95.9	P.A. Now (θ)	95.9°
Sep first	118.0	Sep last	117.946	Sep. Now (ρ)	117.946"
Mag pri	8.93	Mag sec	14.60	delta mag (ΔM)	5.67	Spectral class	K1IV:+... (yellow-orange)
Pri motion ra	-061	Sec motion ra	-073
Pri motion dec	-148	Sec motion dec	-157
Notes

rPM=0.087 (< 0.3, Physical double)

This double is physical.

16377-2203 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		184501	16 37 38 -22 03 34	LDS 4681 Aa,Ab	2016	2	169	1.5	8.70	12.70	4.00
Show		184501	16 37 38 -22 03 34	LDS 4681 AB	2015	5	96	117.9	8.93	14.60	5.67		<===

Triple system
2 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Ophiuchus	SAO	184501	HIP	81413	Tycho2	6228-01368-1
HD	149760	GC	22341	BD	BD-21 4391	Distance	102.46
Distance ly	334.22

WDS 16377-2203 LDS 4681 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
LDS		Luyten p.m. catalog (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
16377-2203	LDS4681	AB	2015	5	96	117.9	8.93	14.60	K1IV:+...		163738.27-220333.9

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

WDS 16377-2203 LDS 4681 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16377-2203 LDS 4681 AB : MEASURES

No records found.

WDS 16377-2203 : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 16377-2203 : ALADIN DSS IMAGE @ 16^h 37^m 38.27^s -22° 03' 33.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16377-2203 LDS 4681 AB : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		16377-2203	LDS4681	AB	96	117.9	1
Show		16377-2203	LDS4681	Aa,Ab	169	1.5	1
Show		16383-2254	HDS2356		257	1.1	51
Show		16339-2149	ARA1495		243	11.6	54
Show		16355-2250	LDS4678		135	6.0	56
Show		16415-2218	UC 3209		71	11.8	56
Show		16385-2027	UC 3197		117	41.4	98
Show		16337-2040	ARA1117		76	13.6	101
Show		16307-2127	JKS 11		327	25.2	104
Show		16301-2226	B 1814		275	4.1	107
Show		16406-2025	OCC 49		-1	0.1	108
Show		16299-2145	ARA1494		86	8.8	110
Show		16300-2225	ARA1811		147	12.9	110
Show		16298-2152	MET 77	AB	119	3.1	110
Show		16298-2152	MET 77	AC	350	3.6	110
Show		16298-2152	MET 77	AD	349	4.6	110
Show		16298-2152	MET 77	AE	181	9.7	110
Show		16298-2152	MET 77	AF	351	10.2	110
Show		16298-2152	MET 77	AG	137	10.2	110
Show		16298-2152	MET 77	AH	354	10.7	110
Show		16403-2354	HDS2365	AB	228	1.1	117
Show		16403-2354	FGL 4	AC	55	1.5	117
Show		16426-2030	UC 3214		185	9.2	117
Show		16436-2042	HDS2374		171	0.4	117
Show		16352-2011	TDS9981		93	0.6	118
Show		16425-2341	B 312		199	0.6	118
Show		16310-2046	UC 3181		31	19.0	121
Show		16328-2023	BRT1497		82	3.1	122
Show		16425-2021	ARA1118		106	9.0	123
Show		16288-2149	DON 801		286	4.0	124
Show		16451-2311	LDS4690	AB	57	105.7	124
Show		16451-2311	LDS4690	BC	257	10.6	125
Show		16386-2408	B 311		239	5.5	126
Show		16465-2238	B 1827		23	3.5	128
Show		16423-2011	OCC 645		-1	0.0	130
Show		16423-2010	UC 3212		97	15.3	132
Show		16447-2029	ARA1119		193	6.4	137
Show		16419-1955	KUI 73	AB	213	25.0	142
Show		16419-1955	TOK 306	AC	252	673.5	142
Show		16276-2138	KPP4000		340	2.9	143
Show		16307-2018	RAO 670	AC	284	4.1	144
Show		16395-1940	RAO 672		234	0.4	147
Show		16311-2405	REP 41		122	13.1	152
Show		16267-2200	TOK 779		247	0.1	153
Show		16310-1953	UC 3180		358	33.7	161
Show		16324-2429	LOO 8	AB	321	5.3	163
Show		16324-2429	CHX 16	Aa,Ab	43	0.4	163
Show		16315-2425	REP 42	CD	37	3.5	165
Show		16492-2243	ARA1812	AB	285	14.0	166
Show		16492-2243	LAF 135	AC	264	1.5	166
Show		16492-2243	LAF 135	AD	28	7.2	166

WDS 16377-2203 : COMPONENTS

	A	Ab
Ab	pa=169.7° sep=1.51"
B	pa=96.4° sep=109.41"	pa=95.6° sep=108.98"

16377-2203 A

Coord arcsec 2000	163738.27-220333.9	Mag	8.93	Spectral class	K1IV: (yellow-orange)	PmRA	-61.00
PmDE	-148.0	SAO	184501	HIP	81413	Tycho2	6228-01368-1
HD	149760	GC	22341	BD	BD-21 4391

Tycho2

Tycho2	6228-01368-1	Pflag		RAmdeg	249.40948650	DEmdeg	-22.05945094
PmRA	-59.4	PmDE	-147.5	E RAmdeg	9	E DEmdeg	12
E pmRA	1.0	E pmDE	1.0	EpRAm	1989.41	EpDEm	1987.74
Num	16	Q RAmdeg	0.7	Q DEmdeg	0.8	Q pmRA	0.6
Q pmDE	0.8	BTmag	9.800	E BTmag	0.026	VTmag	8.934
E VTmag	0.017	Prox	999	TYC	T	HIP	81413
CCDM		RAdeg	249.40963444	DEdeg	-22.05909583	EpRA 1990	1.70
EpDE 1990	1.33	E RAdeg	9.9	E DEdeg	13.2	Posflg
Corr	0.1

SAO

SAO	184501	DelFlag		RA1950		PmRA1950	-0.0054
DE1950		PmDE1950	-0.135	Vmag	8.8	SpType	G5
Double code		Source	70	CatNum	22341	DM	BD-21 4391
DMcomp		BDsup		HD	149760	M HD	0
GC	22341	RA1950rad	4.34001069	DE1950rad	-0.38323322	PmRA2000	-0.0054
PmDE2000	-0.133

Hipparcos

Catalog	H	HIP	81413	Proxy		RAhms	16 37 38.31
DEdms	-22 03 32.7	Vmag	8.82	VarFlag		R Vmag	H
RAdeg	249.41	DEdeg	-22.0591	AstroRef		Plx	9.77
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	149760	BD	BD-21 4391
CD		CP		Dm number	-21 4391	VIred	0.79
SpType	K1IV:+...	R SpType		Coord arcsec 2000	163738.31-220332.7

Hipparcos 2

HIP	81413	Sn	5	So	0	Nc	1
RArad	4.3530194465	DErad	-0.3850038322	Plx	9.76	PmRA	-59.28
PmDE	-147.05	E RArad	1.06	E DErad	0.67	E Plx	1.08
E pmRA	1.34	E pmDE	0.94	Hpmag	8.9669	E Hpmag	0.0019
SHp	0.014	VA	0	BV	0.783	E BV	0.025
VI	0.82

16377-2203 Ab

Coord arcsec 2000	163738.29-220335.4		Mag	12.7		Spectral class	...		PmRA	-56.00
PmDE	-147.0		Calc delta mag	4		Calc coord	yes

16377-2203 B

Coord arcsec 2000	163746.09-220346.0		Mag	14.6		Spectral class	...		PmRA	-73.00
PmDE	-157.0		Calc delta mag	5.9		Calc coord	yes