WDS 17282+3949 BOY 10 Aa,Ab

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17282+3949
BOY 10 Aa,Ab

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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

WDS 17282+3949 BOY 10 Aa,Ab : NOTES

discov_num	notes	refcode
BOY 10	Aa,Ab: 2MASSW J1728114+394859
	Aa,Ab: Burgasser et al. (2011) derive spectral types of L5 and L6.5,	Bug2011
	masses 0.075 +/- 0.007 and 0.066 +/- 0.008 Msun, and effective
	temperatures 1570 +/- 80 and 1340 +/- 70K.
	Aa,Ab: Assuming a parallactic distance of 24.1 +/- 2.1 pc
	(Vrba et al. 2004), Konopacky et al. (2010) derive a system mass of	Vrb2004
	0.15 +0.25/-0.04 Msun.	Kon2010
ALP 22	AB: Physical companionship to this ultracool dwarf ruled out based on
	I-J color, using I-band photometry taken at WIYN in August 2002.	AlP2007

REFERENCES

refcode	metd	author	reference
AlP2007	Ci -	Allen, P.R., Koerner, D.W., McElwain, M.W., Cruz, K.L., & Reid, I.N.	2007AJ....133..971A
AlP2007		AJ 133, 971, 2007
AlP2007		(deep-imaging search for wide companions to 132 M7-L8 dwarfs, using IRTF NSFCam)
Bug2011	Hn j	Burgasser, A.J., Barbalez-Gagliuffi, D.C., & Gizis, J.E.	2011AJ....141...70B
Bug2011		AJ 141, 70, 2011
Dup2017	A j	Dupuy, T.J. & Liu, M.C.	2017ApJS..231...15D
Dup2017	+orb	ApJS 231, 15, 2017
Kon2010	Ag j	Konopacky, Q.M., Ghez, A.M., Barman, T.S., Rice, E.L., Bailey, III, J.I.,	2010ApJ...711.1087K
Kon2010		White, R.J., McLean, I.S., & Duchene, G.
Kon2010		ApJ 711, 1087, 2010
Vrb2004	-	Vrba, F.J. et al.	2004AJ....127.2948V
Vrb2004		AJ 127, 2948, 2004

DISCOVERER

idgroup	discov	author
1	BOY	Bouy, H., Brandner, W., Martin, E.L., Delfosse, X., Allard, F., & Basri, G.
2	BOY	Bouy, H., Duchene, G., Koehler, R., Brandner, W., Bouvier, J., Martin, E.L., Ghez,
2	BOY	A., Delfosse, X., et al.
4	BOY	Bouy, H., Brandner, W., Martin, E., Delfosse, X., Allard, F., Baraffe, I.,
4	BOY	Forveille, T., & Demarco, R.
7	BOY	Bouy, H., Martin, E.L., Brandner, W., Zapatero Osorio, M.R., Bejar, V.J.S.,
7	BOY	Schirmer, M., Huelamo, N., & Ghez, A.M.
11	BOY	Bouy, H., Kolb, J., Marchetti, E., Martin, E.L., Huelamo, N.,
11	BOY	& Barrado y Navascues, D.
12	BOY	Bouy, H., Huelamo, N., Martin, E.L., Marchis, F., Barrado Y Navascues, D.,
12	BOY	Kolb, J.,Marchetti, E., Petr-Gotzens, M.G., Sterzik, M., Ivanov, V.D., Kohler, R.,
12	BOY	& Nurnberger, D.
13	BOY	Bouy, H., Bertin, E., Barrado, D., Sarro, L.M., Olivares, J., Moraux, E., Bouvier,
13	BOY	J., Cuillandre, J.-C., Ribas, A. & Beletsky, Y.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
17282+3949	BOY 10	Aa,Ab	2006	6	86	0.2	20.25	20.91		N DR	172811.50+394859.3
17282+3949	BOY 10	Aa,Ab	2009	12	106	0.2	20.25	20.91	L7+L8	NODR	172811.50+394859.3
17282+3949	BOY 10	Aa,Ab	2014	26	134	0.2	20.25	20.91	L7+L8	NO R	172811.50+394859.3

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