03481+2409 COU 80

03^h 48^m 07.11^s +24° 08' 31.6" P.A. 80.00 sep 0.5 mag 9.60,10.50 Sp F6V

Coord 2000	03481+2409	Discov num	COU 80	Comp		Coord arcsec 2000	03 48 07.11 +24 08 31.6
Date first	1966	Date last	2019	Obs	16
Pa first	109	Pa last	80.3	P.A. Now (θ)	80.3°
Sep first	0.5	Sep last	0.51	Sep. Now (ρ)	0.51"
Mag pri	9.60	Mag sec	10.50	delta mag (ΔM)	0.9	Spectral class	F6V (yellow-white)
Pri motion ra	+018	Sec motion ra
Pri motion dec	-044	Sec motion dec
Notes	N O (See Notes, Orbital solution)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Taurus

Gaia DR2

66713044111973376

ORBITAL ELEMENTS

Period (P)	587.5y	± 143.4	Periastron (T)	2029.3y	± 3.7	Semi-major axis (a)	0.984a	± 0.165
Eccentricity (e)	0.477	± 0.063	Inclination (i)	107.8°	± 0.8	Longitude of periastron (ω)	36.9°	± 6.7
Node (Ω)	87.7°	± 0.8	Notes	n		Reference	BAE2021
Equinox			Last observation			Grade	4	(1=Definitive, 9=Indet.)

label	theta	rho
2000	92.6	0.569
2001	92.1	0.569
2002	91.6	0.568
2003	91.1	0.566
2004	90.6	0.565
2005	90.1	0.563
2006	89.6	0.561
2007	89.1	0.558
2008	88.6	0.556
2009	88.1	0.553
2010	87.5	0.549
2011	87.0	0.545
2012	86.5	0.541
2013	85.9	0.537
2014	85.4	0.532
2015	84.8	0.528
2016	84.2	0.522
2017	83.6	0.517
2018	83.0	0.511
2019	82.4	0.504
2020	81.8	0.498
2021	81.1	0.491
2022	80.4	0.484
2023	79.7	0.476
2024	79.0	0.468
2025	78.3	0.460
2026	77.5	0.452
2027	76.7	0.443
2028	75.9	0.434
2029	75.0	0.425
2030	74.1	0.416

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

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

WDS 03481+2409 COU 80 : NOTES

discov_num	notes	refcode
COU 80	Pleiad.
	Identification of a 2000.8 measure by Lampens et al. (2007) originally	Lmp2007
	attributed to this pair was corrected by the author; it actually was
	of 03479+2407 BU 538AB.

REFERENCES

refcode	metd	author	reference
BAE2021	orb j	Baidin, A.E. & Krechet, V.G.	2021AstBu..76...84B
BAE2021		Astrophys. Bull. 76, 84, 2021
Lmp2007	C j	Lampens, P., Strigachev, A., & Duval, D.	2007A&A...464..641L
Lmp2007		A&A 464, 641, 2007

DISCOVERER

idgroup	discov	author
1	COU	Couteau, P.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
03481+2409	COU 80		2005	14	90	0.6	9.60	10.50	F6V	N	034807.11+240831.6
03481+2409	COU 80		2008	15	90	0.6	9.60	10.50	F6V	N	034807.11+240831.6
03481+2409	COU 80		2019	16	80	0.5	9.60	10.50	F6V	N	034807.11+240831.6

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

WDS 03481+2409 COU 80 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 03481+2409 COU 80 : MEASURES

No records found.

WDS 03481+2409 : VIRTUAL EYEPIECE

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WDS 03481+2409 : ALADIN DSS IMAGE @ 03^h 48^m 07.11^s +24° 08' 31.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 03481+2409 COU 80 : 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		03481+2409	COU 80		80	0.5	1
Show		03479+2407	BU 538	AB	129	1.9	4
Show		03479+2407	BU 538	AC	141	52.5	4
Show		03486+2411	BU 1105		41	0.2	7
Show	Alcyone	03475+2406	STFA 8	AB	291	117.6	9
Show	Alcyone	03475+2406	HL 23	AF	232	144.5	9
Show	Alcyone	03475+2406	HL 23	AG	54	200.0	9
Show	Alcyone	03475+2406	STFA 8	AD	297	191.8	9
Show		03475+2406	OCC 251	Aa,Ab	-1	-1.0	9
Show	Alcyone	03475+2406	HL 23	AH	44	222.8	9
Show	Alcyone	03475+2406	HL 23	AE	232	78.4	9
Show	Alcyone	03475+2406	STFA 8	AC	313	182.0	9
Show		03475+2406	STFA 8	BD	305	75.2	11
Show		03475+2406	OCC9084	Ba,Bb	-1	0.0	11
Show		03475+2406	STFA 8	BC	345	86.2	11
Show		03482+2419	CHR 155	Ja,Jb	155	0.1	11
Show		03475+2406	STFA 8	CD	225	54.7	11
Show		03475+2406	WSI 52	Da,Db	293	0.3	12
Show		03488+2416	BOV 21		169	0.2	13
Show		03475+2417	HL 22		17	94.7	13
Show		03473+2403	BOV 19		308	1.3	13
Show		03485+2421	HL 26	AB	217	71.6	14
Show		03485+2421	OCC9035	Aa,Ab	231	0.4	14
Show	Pleione	03492+2408	CHR 125	Aa,Ab	37	0.2	15
Show	Pleione	03492+2408	HL 28	AB	226	168.1	15
Show	Pleione	03492+2408	HL 28	AC	274	223.1	15
Show	Pleione	03492+2408	HL 28	AD	66	143.7	15
Show	Pleione	03492+2408	HL 28	AE	77	96.4	15
Show	Pleione	03492+2408	RBR 4	AF	221	4.7	15
Show	Atlas	03492+2403	MKT 12	Aa1,2	167	0.0	16
Show	Atlas	03492+2403	STF 453	Aa,Ab	40	0.5	16
Show	Atlas	03492+2403	HL 29	AB	286	95.1	16
Show	Atlas	03492+2403	HL 29	AC	37	49.6	16
Show	Atlas	03492+2403	HL 29	AD	61	112.2	16
Show	Atlas	03492+2403	HL 29	AE	241	214.2	16
Show	Atlas	03492+2403	HL 29	AF	191	153.9	16
Show	Atlas	03492+2403	HL 29	AG	125	171.3	16
Show	Atlas	03492+2403	HL 29	AH	221	68.9	16
Show		03492+2403	DAL 48	DI	130	6.2	17
Show		03474+2355	STF 450	AB	263	5.7	17
Show		03474+2355	HL 21	AC	178	55.1	17
Show		03473+2424	BOV 18		346	1.1	19
Show		03467+2415	SKF2337		36	3.2	21
Show		03489+2351	BAR9005	Ba,Bb	80	1.9	21
Show		03489+2351	HL 27	AB	242	78.7	21
Show		03489+2351	HL 27	AC	332	86.4	21
Show		03489+2351	OCC9085	Aa,Ab	-1	0.0	21
Show		03467+2402	LDS6111		98	266.7	22
Show		03492+2353	OCC9086		-1	0.0	22
Show		03465+2407	BOV 14		311	0.3	22
Show		03494+2423	HL 30	BC	14	70.3	23

WDS 03481+2409 : COMPONENTS

	A
B	pa=79.4° sep=0.47"

03481+2409 A

Componente originario normalizzato	AB		Coord arcsec 2000	034807.11+240831.6		Mag	9.6		Spectral class	F6V (yellow-white)
PmRA	18.00		PmDE	-44.0

CCDM

Ccdm	03481+2409	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.15	DDEs	-29.5
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.4	Sp	G0	PmNote	*
PmRA	18	PmDE	-59	Dm number	+23 548	Cat1	BD
Name2	+23 327	Cat2	AGK2/3	HD	23713	M HD
ADS BDS		M ADS BDS		N IDS		IDS	03422N2350A
HIC

03481+2409 B

Componente originario normalizzato	AB		Coord arcsec 2000	034807.14+240831.7		Mag	10.5		Calc delta mag	0.9
Calc coord	yes

CCDM

Ccdm	03481+2409	RComp		Comp	B	Note1
Note2		Discov num	COU 80	DRAs		DDEs
R dRAs		Year	1966	Theta	109	Rho	0.5
Obs	1	Vmag	10.1	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	03422N2350B
HIC