18093-2255 VVV 3

18^h 09^m 17.68^s -22° 54' 30.4" P.A. 170.00 sep 42.6 mag 7.98,13.90 Sp K0V+M3V dist. 31.71 pc (103.44 l.y.)

Coord 2000	18093-2255	Discov num	VVV 3	Comp		Coord arcsec 2000	18 09 17.68 -22 54 30.4
Date first	1999	Date last	2015	Obs	7
Pa first	170	Pa last	169.9	P.A. Now (θ)	169.9°
Sep first	42.7	Sep last	42.557	Sep. Now (ρ)	42.557"
Mag pri	7.98	Mag sec	13.90	delta mag (ΔM)	5.92	Spectral class	K0V+M3V (yellow-orange/red)
Pri motion ra	+040	Sec motion ra	+040
Pri motion dec	-460	Sec motion dec	-457
Notes	T (Parallax indicates physical)

rPM=0.006 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Sagittarius	SAO	186367	HIP	88942	Tycho2	6843-02349-1
Gaia DR2	4066590798150965632	HD	165920	BD	BD-22 4585	CD	CD-2212618
CP	CP-22 6738	Distance	31.71	Distance ly	103.44

WDS 18093-2255 VVV 3 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
VvS1919		Vista Variables in Via Lactea
VVV2013	E2 j	Ivanov, V.D., Minniti, D., Hempel, M., Kurtev, R., Toledo, I., Saito, R.K.,	2013A&A...560...21V
VVV2013	+E	Alonso-Garcia, J., Beamin, J.C., Borissova, J., Catelan, M., Chene, A.-N.,
VVV2013		Emerson, J., Gonzalez, O.A., Lucas, P., Martin, E.L., Rejkuba, M. & Gromadzki, M.
VVV2013		A&A 560, 21, 2013
VVV2017	E -	Kurtev, R., Gromadzki, M., Beamin, J.C., Folkes, S.L., Pena Ramirez, K., Ivanov,	2017MNRAS.464.1247K
VVV2017		V.D., Borissova, J., Villanueva, C., Minniti, D., Mendez, R., Lucas, P.W., Smith,
VVV2017		L.C., Pinfield, D.J., Kuhn, M.A., Jones, H.R.A., Antonova, A. & Yip, A.K.P.
VVV2017		MNRAS 464, 1247, 2017
VVV2017b	N -	Beamin, J.C., Minniti, D., Pullen, J.B., Ivanov, V.D., Bendek, E., Bayo, A.,	2017MNRAS.472.3952B
VVV2017b		Gromadzki, M., Kurtev, R., Lucas, P.W., & Butler, R.P.
VVV2017b		MNRAS 472, 3952, 2017

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18093-2255	VVV 3		2010	4	56	42.5	7.90	9.00	K0V+M3V	X V	180917.71-225435.2
18093-2255	VVV 3		2015	5	170	42.6	7.98	13.90	K0V+M3V	T	180917.68-225430.4

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

WDS 18093-2255 VVV 3 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18093-2255 VVV 3 : MEASURES

No records found.

WDS 18093-2255 : VIRTUAL EYEPIECE

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WDS 18093-2255 : ALADIN DSS IMAGE @ 18^h 09^m 17.68^s -22° 54' 30.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18093-2255 VVV 3 : NEIGHBORHOODS

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

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		18093-2255	VVV 3		170	42.6
Show		18092-2247	HO 427		71	10.9	8
Show		18103-2254	ARA1848		38	8.0	14
Show		18090-2319	RST5103		95	1.1	25
Show		18074-2240	J 3203		92	3.8	31
Show		18092-2326	B 380		241	8.0	32
Show		18076-2316	OCC 646		-1	0.1	33
Show		18091-2222	ARA1847		170	11.5	33
Show		18077-2321	OCC 647		-1	0.1	34
Show		18083-2326	B 378		79	0.5	35
Show		18096-2220	DON 883		31	0.6	35
Show		18105-2223	BRT1516		285	3.9	36
Show		18082-2216	BU 243	AB	126	0.7	42
Show		18082-2216	BU 243	AB,C	56	40.2	42
Show		18071-2224	TDT 690	Ba,Bb	68	0.5	44
Show		18071-2224	LYS 35	AB	80	18.6	44
Show		18092-2211	RST3157		143	0.1	44
Show		18068-2228	LYS 34		114	5.7	45
Show		18098-2339	TDT 716		126	0.5	46
Show		18127-2239	ARA1854		282	12.7	50
Show		18060-2238	BRT1513		56	4.4	50
Show		18119-2331	OCC1073		-1	0.0	52
Show		18098-2203	RST3158		136	0.4	52
Show		18101-2346	RST5104		156	0.3	54
Show		18130-2307	EVS 34	AB	86	6.3	54
Show		18130-2307	EVS 34	AC	259	23.7	54
Show		18130-2307	KRV 50	AD	116	36.3	54
Show		18130-2307	KRV 50	AE	21	63.0	54
Show		18120-2217	ARA1852		27	13.0	54
Show		18054-2300	LYS 33	AB	289	35.2	54
Show		18054-2300	SNA 80	AC	21	5.6	54
Show		18054-2300	SNA 80	AD	186	5.6	54
Show		18054-2300	SNA 80	AE	184	7.8	54
Show		18075-2206	LYS 36		22	20.6	55
Show		18116-2209	BRT1517		207	3.9	56
Show		18055-2312	ARA2211		89	10.8	57
Show		18134-2302	ARA2217	AB	37	12.6	57
Show		18134-2302	ABH 97	AD	277	49.6	57
Show		18134-2302	ABH 97	AF	189	20.4	57
Show		18134-2302	ARA2217	BC	125	12.7	57
Show		18134-2302	ABH 97	BE	67	32.1	57
Show		18134-2302	ABH 97	BF	200	32.1	57
Show		18114-2205	ARA1850		287	8.4	58
Show		18100-2157	BRT1515		37	4.1	58
Show		18117-2342	HJ 5030		287	43.5	59
Show		18132-2230	ARA1856		125	11.1	61
Show		18056-2328	ARA2212		155	10.0	61
Show		18055-2326	SKF2529	BC	251	3.1	61
Show		18055-2326	SKF2529	AB	56	1.8	61
Show		18055-2326	SKF2529	AC	271	1.5	61
Show		18097-2355	TDT 715		89	0.7	62

WDS 18093-2255 : COMPONENTS

	A
B	pa=170.7° sep=42.46"

18093-2255 A

Componente originario normalizzato	AB	Coord arcsec 2000	180917.68-225430.4	Mag	7.98	Spectral class	K0V (yellow-orange)
PmRA	40.00	PmDE	-460.0	SAO	186367	HIP	88942
Tycho2	6843-02349-1	HD	165920	BD	BD-22 4585	CD	CD-2212618
CP	CP-22 6738

Tycho2

Tycho2	6843-02349-1	Pflag		RAmdeg	272.32366828	DEmdeg	-22.90843852
PmRA	42.1	PmDE	-459.0	E RAmdeg	6	E DEmdeg	7
E pmRA	1.8	E pmDE	2.1	EpRAm	1991.45	EpDEm	1991.42
Num	8	Q RAmdeg	0.5	Q DEmdeg	0.7	Q pmRA	0.6
Q pmDE	0.7	BTmag	8.957	E BTmag	0.018	VTmag	7.978
E VTmag	0.012	Prox	999	TYC	T	HIP	88942
CCDM		RAdeg	272.32356361	DEdeg	-22.90738167	EpRA 1990	1.77
EpDE 1990	1.71	E RAdeg	5.8	E DEdeg	7.0	Posflg
Corr	-0.1

SAO

SAO	186367	DelFlag		RA1950		PmRA1950	0.0031
DE1950		PmDE1950	-0.486	Vmag	8.4	SpType	K0
Double code		Source	25	CatNum	12520	DM	CD-2212618
DMcomp		BDsup		HD	165920	M HD	0
GC		RA1950rad	4.73969829	DE1950rad	-0.39988314	PmRA2000	0.0033
PmDE2000	-0.485

Hipparcos

Catalog	H	HIP	88942	Proxy		RAhms	18 09 17.65
DEdms	-22 54 26.4	Vmag	7.91	VarFlag		R Vmag	G
RAdeg	272.324	DEdeg	-22.9073	AstroRef		Plx	31.27
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	165920	BD	BD-22 4585
CD	CD-2212618	CP	CP-22 6738	Dm number	-22 4585	VIred	0.86
SpType	K1V	R SpType		Coord arcsec 2000	180917.65-225426.4

Hipparcos 2

HIP	88942	Sn	5	So	0	Nc	1
RArad	4.7529426467	DErad	-0.3998081964	Plx	31.54	PmRA	40.08
PmDE	-459.58	E RArad	0.79	E DErad	0.5	E Plx	0.93
E pmRA	0.91	E pmDE	0.59	Hpmag	8.0577	E Hpmag	0.0012
SHp	0.01	VA	0	BV	0.842	E BV	0.002
VI	0.88

18093-2255 B

Componente originario normalizzato	AB		Coord arcsec 2000	180918.18-225512.3		Mag	13.9		Spectral class	M3V (red)
PmRA	40.00		PmDE	-457.0		Calc delta mag	5.92		Calc coord	yes