11184-7622 LAF 20 Aa,Ab

11^h 18^m 20.24^s -76° 21' 57.6" P.A. 34.00 sep 0.1 mag 9.50,9.70 Sp M0

Coord 2000	11184-7622	Discov num	LAF 20	Comp	Aa,Ab	Coord arcsec 2000	11 18 20.24 -76 21 57.6
Date first	2006	Date last	2020	Obs	4
Pa first	14	Pa last	34.2	P.A. Now (θ)	34.2°
Sep first	0.1	Sep last	0.109	Sep. Now (ρ)	0.109"
Mag pri	9.50	Mag sec	9.70	delta mag (ΔM)	0.2	Spectral class	M0 (red)
Pri motion ra	-000	Sec motion ra
Pri motion dec	+025	Sec motion dec
Notes	N K (See Notes, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes

Nature of this double is uncertain.

11184-7622 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			11 18 20 -76 21 58	LAF 20 Aa,Ab	2020	4	34	0.1	9.50	9.70	0.20		<===
Show			11 18 20 -76 21 58	BRR 5 AB	2015	6	213	4.4	12.75	13.10	0.35

Triple system
2 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Chamaeleon

Gaia DR2

5225317513655541504

WDS 11184-7622 LAF 20 Aa,Ab : NOTES

discov_num	notes	refcode
BRR 5	Daemen et al derive component properties (units K,Lsun,Myr,Msun,Rsun):
	A: SpT = M0 +- 1 Teff = 3850 +- 180 L = 0.44 +- 0.10
	Age = 3.0 +4.0/-1.4 M = 0.58 +0.20/-0.13 R = 1.50 +- 0.07
	B: SpT = M1 Teff = 3710 +- 110 L = 0.12 +- 0.02
	Age = 12. +17/-7 M = 0.46 +0.10/-0.18 R = 0.83 +- 0.02	Dae2013

REFERENCES

refcode	metd	author	reference
Dae2013	A j	Daemgen, S., Petr-Gotzens, M.G., Correia, S., Teixeira, P.S., Brandner, W.,	2013A&A...554A..43D
Dae2013		Kley, W., & Zinnecker, H.
Dae2013		A&A 554, A43, 2013

DISCOVERER

idgroup	discov	author
1	BRR	Brandner, W., Bouvier, J., Grebel, E., Tessier, E., de Winter, D., & Beuzit, J.-L.
4	BRR	Brandner, W., Martin, E.L., Bouy, H., Koehler, R., Delfosse, X., Basri, G., &
4	BRR	Andersen, M.
7	LAF	Lafreniere, D., Doyon, R., Marois, C., Nadeau, D., Oppenheimer, B.R., Roche, P.F.,
7	LAF	Rigaut, F., Graham, J.R., et al.
16	LAF	Lafreniere, D., Jayawardhana, R., Janson, M., Helling, C., Witte, S., &
16	LAF	Hauschildt, P.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
11184-7622	LAF 20	Aa,Ab	2006	1	14	0.1	13.37		K8		111820.24-762157.6
11184-7622	LAF 20	Aa,Ab	2011	2	22	0.1	9.50	9.70	M0	N K	111820.24-762157.6
11184-7622	LAF 20	Aa,Ab	2018	3	33	0.1	9.50	9.70	M0	N K	111820.24-762157.6
11184-7622	LAF 20	Aa,Ab	2020	4	34	0.1	9.50	9.70	M0	N K	111820.24-762157.6

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

WDS 11184-7622 LAF 20 Aa,Ab : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 11184-7622 LAF 20 Aa,Ab : MEASURES

No records found.

WDS 11184-7622 : VIRTUAL EYEPIECE

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

WDS 11184-7622 : ALADIN DSS IMAGE @ 11^h 18^m 20.24^s -76° 21' 57.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 11184-7622 LAF 20 Aa,Ab : 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		11184-7622	LAF 20	Aa,Ab	34	0.1	1
Show		11184-7622	BRR 5	AB	213	4.4	1
Show		11143-7628	LAF 18		135	0.1	16
Show		11135-7634	LAF 17		347	0.1	22
Show		11119-7620	LAF 15		44	0.3	23
Show		11118-7620	LAF 14	AB	355	2.8	24
Show		11118-7620	KSA 68	AC	154	30.0	24
Show		11254-7627	HEI 765		54	0.4	26
Show		11124-7637	REP 22	AB	163	2.0	26
Show		11124-7637	GHE 37	AC	66	11.7	26
Show		11101-7630	LAF 12	Aa,Ab	235	0.1	30
Show		11101-7630	KSA 61	AB	136	28.1	30
Show		11125-7644	HDS1597		99	11.2	31
Show		11102-7632	KSA 62		17	28.0	31
Show		11099-7629	LAF 11	Aa,Ab	354	0.8	31
Show		11099-7629	KSA 59	AB	255	22.8	31
Show		11099-7624	SZR 2		39	9.7	32
Show		11097-7629	LAF 10	Aa,Ab	91	0.1	32
Show		11097-7629	KSA 56	AB	129	28.8	32
Show		11101-7633	KSA 60	AB	356	18.1	32
Show		11101-7633	KSA 60	AC	168	25.5	32
Show		11172-7653	DAW 201	BC	267	7.2	32
Show		11172-7653	HJ 4424	AB	354	5.5	32
Show		11102-7635	KSA 63		343	24.0	32
Show		11100-7635	GVT 4		125	0.0	33
Show		11112-7642	KSA 67		171	23.9	33
Show		11099-7634	KSA 58		315	27.5	33
Show		11094-7627	LAF 9		85	0.1	33
Show		11092-7629	KSA 52		323	11.0	33
Show		11093-7630	BRR 3	Aa,Ab	212	0.9	33
Show		11093-7630	KSA 53	AB	290	18.1	33
Show		11098-7637	GHE 28	AB	324	0.8	34
Show		11094-7635	KSA 54	AB	124	24.5	34
Show		11094-7635	KSA 54	AC	156	27.6	34
Show		11089-7633	LOP 2		231	14.4	35
Show		11109-7646	AHM 3		318	0.1	35
Show		11277-7610	HEI 766		320	2.0	36
Show		11078-7615	KSA 47		184	14.2	39
Show		11071-7632	REP 18		180	1.8	41
Show		11127-7659	KSA 69		317	27.2	42
Show		11067-7636	KSA 39	AB	51	18.0	44
Show		11067-7636	KSA 39	AC	172	23.6	44
Show		11315-7614	RST1592		298	0.4	48
Show		11075-7651	REP 19	Aa,Ab	13	0.8	49
Show		11075-7651	KSA 42	AB	316	24.5	49
Show		11042-7627	SDT 1	AB	300	2.7	51
Show		11042-7627	SDT 1	AC	70	2.0	51
Show		11162-7714	DAM 366		222	4.8	53
Show		11041-7640	KSA 35		29	9.6	53
Show		11292-7546	KOH 90		29	0.5	53
Show		11290-7544	KPP1739		119	13.4	54

WDS 11184-7622 : COMPONENTS

	A	Ab
Ab	pa=9.1° sep=0.09"
B	pa=188.6° sep=3.75"	pa=188.6° sep=3.84"

11184-7622 A

Coord arcsec 2000	111820.24-762157.6		Mag	12.75		Spectral class	M0 (red)		PmRA	-14.00
PmDE	11.0

11184-7622 Ab

Coord arcsec 2000

111820.24-762157.5

Mag

9.7

Calc delta mag

0.2

Calc coord

yes

11184-7622 B

Coord arcsec 2000	111820.08-762201.3		Mag	13.1		Spectral class	M1 (red)		PmRA	-82.00
PmDE	-98.0		Calc delta mag	3.6		Calc coord	yes