WDS 20379-6038 MUG 4 AB

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20379-6038
MUG 4 AB

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

WDS 20379-6038 MUG 4 AB : NOTES

discov_num	notes	refcode
MUG 4	AB are CPM. Followup spectroscopy confirmed the B component is
	a dwarf; estimated mass is 0.363 +- 0.018 Msun.	Mug2005
	AB pair bound. Primary is G3, and is planet host star.	Egn2007
	AB: A is exoplanet host, P=1316d	Tok2014d
EGN 25	Ba,Bb pair bound; spectral types estimated as M1.5-M4.5 and M2.5-M5.5
	dwarfs, masses 0.29 +/- 0.02 and 0.19 +/- 0.02 Msun.	Egn2007

REFERENCES

refcode	metd	author	reference
Egn2007	Ao j	Eggenberger, P., Udry, S., Chauvin, G. Beuzit, J.-L., Lagrange, A.-M., Segransan,	2007A&A...474..273E
Egn2007		D., & Mayor, M.
Egn2007		A&A 474, 273, 2007
Mug2005	Ci -	Mugrauer, M., Neuhauser, R., Seifahrt, A., Mazeh, T., & Geunther, E.	2005A&A...440.1051M
Mug2005	+E2	A&A 440, 1051, 2005
Mug2005		(Search for stellar companions to exoplanet host stars, using UKIRT + UFTI IR
Mug2005		camera and NTT + SofI IR camera, plus 2MASS data. Theta estimated from Figure 10.)
Tok2014d	E2 -	Tokovinin, A.	2014AJ....147...86T
Tok2014d		AJ 147, 86, 2014

DISCOVERER

discov	author
EGN	Eggenberger, P., Udry, S., Chauvin, G. Beuzit, J.-L., Lagrange, A.-M., Segransan,
EGN	D., & Mayor, M.
MUG	Mugrauer, M., Neuhauser, R., Guenther, E., Hatzes, A.P., Huelamo, N.,
MUG	Fernandez, M., Ammler, M., Retzlaff, J., et al.
MUG	Bischoff, R., Mugrauer, M., Zehe, T., Wockel, D., Pannicke, A., Lux, O.,
MUG	Wagner, D., Heyne, T., Adam, C. & Neuhauser, R.
TOK	Tokovinin, A., Cantarutti, R., Tighe, R., Schurter, P., van der Bliek, N.,
TOK	Martinez, M., & Mondaca, E.
TOK	Tokovinin, A., Corbett, H., Fors, O., Howard, W., Law, N.M., Moe, M.,
TOK	Tokovinin, A. & Briceno, C.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	dm_number	notes	coord_arcsec_2000
20379-6038	MUG 4	AB	2005	5	175	10.7	7.57			-61 6497	NKDV	203751.71-603804.2
20379-6038	MUG 4	AB	2010	6	175	10.5	6.38	10.62	G3V	-61 6497	NV K	203751.71-603804.2
20379-6038	MUG 4	AB	2015	6	175	10.8	6.38	10.62	G3V	-61 6497	NV K	203751.71-603804.2
20379-6038	MUG 4	AB	2016	8	175	10.8	6.38	10.62	G3V	-61 6497	NV K	203751.71-603804.2

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