18057-2149 VVV 52

18^h 05^m 40.58^s -21° 49' 16.3" P.A. 46.00 sep 8.7 mag 14.80,15.60 Sp M3+M3

Coord 2000	18057-2149	Discov num	VVV 52	Comp		Coord arcsec 2000	18 05 40.58 -21 49 16.3
Date first	1999	Date last	2016	Obs	4
Pa first	46	Pa last	46.4	P.A. Now (θ)	46.4°
Sep first	8.7	Sep last	8.688	Sep. Now (ρ)	8.688"
Mag pri	14.80	Mag sec	15.60	delta mag (ΔM)	0.8	Spectral class	M3+M3 (red/red)
Pri motion ra	-021	Sec motion ra	-022
Pri motion dec	-116	Sec motion dec	-116
Notes	V (Proper motion indicates physical)

rPM=0.008 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Sagittarius

Gaia DR2

4069994233288174848

WDS 18057-2149 VVV 52 : 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
18057-2149	VVV 52		1999	1	46	8.7	14.80	15.60	M3+M3	V	180540.58-214916.3
18057-2149	VVV 52		2000	1	46	8.6	14.80	15.60	M3+M3	V	180540.58-214916.3
18057-2149	VVV 52		2015	2	46	8.7	14.80	15.60	M3+M3	V	180540.58-214916.3
18057-2149	VVV 52		2016	4	46	8.7	14.80	15.60	M3+M3	V	180540.58-214916.3

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

WDS 18057-2149 VVV 52 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18057-2149 VVV 52 : MEASURES

No records found.

WDS 18057-2149 : VIRTUAL EYEPIECE

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WDS 18057-2149 : ALADIN DSS IMAGE @ 18^h 05^m 40.58^s -21° 49' 16.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18057-2149 VVV 52 : 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		18057-2149	VVV 52		46	8.7	1
Show		18054-2140	TOK 365		293	6.6	10
Show		18062-2143	ARA1508		277	9.4	11
Show		18059-2134	ARA1507		213	6.6	17
Show		18065-2200	J 2906		356	8.6	17
Show		18069-2144	ARA1509		344	15.1	18
Show		18061-2207	B 1877		230	0.5	19
Show		18070-2153	ARA1511		225	14.7	19
Show		18068-2203	J 2907		177	7.2	21
Show		18058-2212	ARA1844		137	13.0	24
Show		18075-2206	LYS 36		22	20.6	31
Show		18079-2141	ARA1513		213	6.1	32
Show		18033-2156	TDT 656		268	1.0	34
Show		18070-2121	ARA1510		266	14.4	34
Show		18071-2115	ARA1512		281	14.9	39
Show		18071-2224	LYS 35	AB	80	18.6	40
Show		18071-2224	TDT 690	Ba,Bb	68	0.5	40
Show		18055-2109	RST5100		283	0.7	41
Show		18068-2228	LYS 34		114	5.7	42
Show		18084-2132	ARA1514		186	14.5	42
Show		18079-2119	RST5101		191	0.7	44
Show		18082-2216	BU 243	AB	126	0.7	44
Show		18082-2216	BU 243	AB,C	56	40.2	44
Show		18042-2230	ARA1842	DE	110	12.6	45
Show		18042-2230	B 1875	BC	236	0.5	46
Show		18042-2230	S 698	AB	316	29.7	46
Show		18042-2230	WFC 289	AD	13	39.2	46
Show		18042-2231	ARA1843		338	11.3	46
Show		18041-2230	ARA1841		33	7.5	46
Show		18060-2238	BRT1513		56	4.4	49
Show		18061-2057	ARA1133		325	15.2	53
Show		18043-2239	LYS 32		12	23.9	54
Show		18092-2211	RST3157		143	0.1	54
Show		18074-2240	J 3203		92	3.8	57
Show		18018-2208	ARA1837		289	12.8	57
Show		18034-2237	ARA1839		42	12.4	58
Show		18030-2233	ARA1838	AB	138	8.3	58
Show		18030-2233	ABH 93	AD	354	34.1	58
Show		18030-2233	ABH 93	AE	159	40.7	58
Show		18030-2233	ABH 93	AF	186	66.0	58
Show		18030-2233	ABH 93	AG	222	24.9	58
Show		18030-2233	ABH 93	AH	255	28.4	58
Show		18030-2233	ABH 93	AI	234	73.3	58
Show		18030-2233	ABH 93	AJ	284	104.1	58
Show		18030-2233	ARA1838	BC	121	8.6	58
Show		18091-2222	ARA1847		170	11.5	59
Show		18098-2203	RST3158		136	0.4	60
Show		18100-2157	BRT1515		37	4.1	61
Show		18039-2247	ARA1840		267	8.0	63
Show		18096-2220	DON 883		31	0.6	64
Show		18030-2243	RSS 468		288	11.4	66

WDS 18057-2149 : COMPONENTS

	A
B	pa=44.3° sep=8.37"

18057-2149 A

Componente originario normalizzato	AB		Coord arcsec 2000	180540.58-214916.3		Mag	14.8		Spectral class	M3 (red)
PmRA	-21.00		PmDE	-116.0

18057-2149 B

Componente originario normalizzato	AB		Coord arcsec 2000	180541.00-214910.3		Mag	15.6		Spectral class	M3 (red)
PmRA	-22.00		PmDE	-116.0		Calc delta mag	0.8		Calc coord	yes