07039+5242 BEU 8

07^h 03^m 55.95^s +52° 42' 03.7" P.A. 336.00 sep 0.2 mag 13.90,14.20 Sp M4.7V+M5V

Coord 2000	07039+5242	Discov num	BEU 8	Comp		Coord arcsec 2000	07 03 55.95 +52 42 03.7
Date first	2000	Date last	2016	Obs	22
Pa first	5	Pa last	335.5	P.A. Now (θ)	6.2°
Sep first	0.1	Sep last	0.165	Sep. Now (ρ)	0.144"
Mag pri	13.90	Mag sec	14.20	delta mag (ΔM)	0.3	Spectral class	M4.7V+M5V (red/red)
Pri motion ra	+679	Sec motion ra
Pri motion dec	-915	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Lynx

ORBITAL ELEMENTS

Period (P)	3.286y	± 0.0014	Periastron (T)	58535d (2019.139y)	± 4.9	Semi-major axis (a)	156.38m	± 0.29
Eccentricity (e)	0.2231	± 0.0045	Inclination (i)	131.76°	± 0.53	Longitude of periastron (ω)	73.73°	± 0.43
Node (Ω)	173.93°	± 0.84	Notes	n		Reference	MnA2019
Equinox			Last observation	2016		Grade	2	(1=Definitive, 9=Indet.)

label	theta	rho
2000	6.0	0.144
2001	293.9	0.137
2002	194.7	0.146
2003	39.7	0.101
2004	317.3	0.155
2005	219.6	0.136
2006	106.4	0.084
2007	336.5	0.165
2008	249.0	0.126
2009	155.9	0.122
2010	355.2	0.157
2011	280.0	0.130
2012	183.0	0.145
2013	20.0	0.124
2014	306.4	0.146
2015	206.7	0.142
2016	69.9	0.084
2017	327.3	0.162
2018	233.8	0.130
2019	136.1	0.102
2020	345.7	0.164
2021	264.8	0.126
2022	170.7	0.137
2023	6.2	0.144
2024	294.1	0.137
2025	194.8	0.146
2026	40.0	0.101
2027	317.5	0.155
2028	219.7	0.136
2029	106.9	0.085
2030	336.6	0.165

Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.

Measures: green=micrometric, blue=interferometric, purple=photographic

WDS 07039+5242 BEU 8 : NOTES

discov_num	notes	refcode
BEU 8	LHS 224. Estimated age 1000-10000 Myr; masses 0.18 +/- 0.03 and 0.14
	+/- 0.01 Msun; a ~1.2 au.	Jnn2014

REFERENCES

refcode	metd	author	reference
Jnn2014	A -	Janson, M., Bergfors, C., Brandner, W., Kudryavtseva, N., Hormuth, F.,	2014ApJ...789..102J
Jnn2014	+Cl	Hippler, S., & Henning, T.
Jnn2014		ApJ 789, 102, 2014
MnA2019	C j	Mann, A.W., Dupuy, T., Kraus, A.L., Gaidos, E., Ansdell, M., Ireland, M., Rizzuto,	2019ApJ...871...63M
MnA2019	+orb	A.C., Hung, C..-L., Dittmann, J., Factor, S., Feiden, G., Martinez, R.A.,
MnA2019		Ruiz-Rodriguez, D. & Chia Thao, P.
MnA2019		ApJ 871, 63, 2019

DISCOVERER

idgroup	discov	author
1	BEU	Beuzit, J.-L., Segransan, D., Forveille, T., Udry, S., Delfosse, X., Mayor, M.,
1	BEU	Perrier, C., Hainaut, M.-C., et al.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
07039+5242	BEU 8		2003	4	330	0.2	13.30		M5	D	070355.74+524206.7
07039+5242	BEU 8		2012	6	186	0.1	13.30		M4.7V+M5V		070355.74+524206.7
07039+5242	BEU 8		2016	22	336	0.2	13.90	14.20	M4.7V+M5V	N	070355.95+524203.7

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WDS 07039+5242 BEU 8 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 07039+5242 BEU 8 : MEASURES

No records found.

WDS 07039+5242 : VIRTUAL EYEPIECE

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

WDS 07039+5242 : ALADIN DSS IMAGE @ 07^h 03^m 55.95^s +52° 42' 03.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 07039+5242 BEU 8 : 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		07039+5242	BEU 8		336	0.2
Show		07057+5245	STF1009	AB	147	4.4	17
Show		07057+5245	STF1009	AC	132	180.4	17
Show		07057+5245	STF1009	BC	132	178.3	17
Show		07061+5259	ARN 94		91	16.9	26
Show		07032+5204	VBS 13		132	7.7	38
Show		07083+5241	HDS 991	Aa,Ab	104	0.2	41
Show		07083+5241	ES 713	AB	50	5.8	41
Show		07013+5203	HJ 2354		288	4.9	46
Show		07057+5328	ES 901		5	5.0	51
Show		07061+5328	ES 902		332	6.4	52
Show		07046+5141	STJ 113		333	1.4	62
Show		06574+5211	UC 1510		188	4.7	68
Show		07030+5403	A 1575		283	0.8	82
Show		06558+5205	HJ 2348		207	28.7	83
Show		06560+5326	HDS 959		66	2.7	84
Show		06553+5205	HJ 2346		324	23.2	87
Show		07031+5410	STF1001	AB	66	9.1	89
Show		07031+5410	WNO 18	A,BC	63	9.3	89
Show		07031+5410	STF1001	AC	58	9.9	89
Show		07031+5410	STF1001	BC	5	1.6	89
Show		06565+5137	COU2603		131	1.1	95
Show		07148+5233	STF1033	AB	277	1.5	100
Show		07148+5233	STF1033	AC	273	79.3	100
Show		07131+5148	UC 1551		313	50.0	100
Show		06529+5241	STF 968	AB	289	20.7	101
Show		06529+5241	STF 968	BC	52	11.2	101
Show		07121+5124	HU 618		133	1.3	109
Show		06545+5358	SHN 110		-1	0.4	114
Show		06535+5139	COU2602	Aa,Ab	275	0.4	115
Show		06535+5139	ES 2620	AB	230	58.6	115
Show		07148+5142	ES 1081	AB	206	5.5	117
Show		07148+5142	ES 1081	AC	101	36.3	117
Show		06520+5159	HDS 952		270	0.4	118
Show		06534+5131	STT 158	AB	305	16.7	120
Show		06534+5131	STT 158	AC	65	52.9	120
Show		07026+5039	ES 1079	AB	323	6.1	124
Show		07026+5039	SIN 120	AC	166	51.1	124
Show		06508+5214	WIS 131		327	596.3	124
Show		07121+5424	RAO 561		332	1.0	125
Show		07177+5235	UC 1560		349	12.3	126
Show		06503+5308	YSC 193		224	0.6	126
Show		06505+5327	ES 899		311	3.3	129
Show		06571+5438	HJ 2350		197	6.3	131
Show		06503+5328	TDS4195		186	2.1	131
Show		06496+5302	STF 960		69	21.6	131
Show		06558+5433	UC 95		317	35.7	133
Show		07055+5455	TDS4459		326	0.7	134
Show		07189+5242	HDS1016		158	3.6	137
Show		06534+5103	FOX 61		176	2.9	137
Show		07007+5456	A 1574		167	3.6	138

WDS 07039+5242 : COMPONENTS

	A
B	pa=344.6° sep=0.16"

07039+5242 A

Componente originario normalizzato	AB		Coord arcsec 2000	070355.95+524203.7		Mag	13.9		Spectral class	M4.7V (red)
PmRA	679.00		PmDE	-915.0

07039+5242 B

Componente originario normalizzato	AB		Coord arcsec 2000	070355.95+524203.9		Mag	14.2		Spectral class	M5V (red)
Calc delta mag	0.3		Calc coord	yes