00542+4318 COU 1654 (HD 5178)

00^h 54^m 11.08^s +43° 17' 54.1" P.A. 90.00 sep 0.4 mag 8.40,8.40 Sp F0

Coord 2000	00542+4318	Discov num	COU1654	Comp		Coord arcsec 2000	00 54 11.08 +43 17 54.1
Date first	1978	Date last	2008	Obs	21
Pa first	107	Pa last	90.3	P.A. Now (θ)	90.3°
Sep first	0.2	Sep last	0.413	Sep. Now (ρ)	0.413"
Mag pri	8.40	Mag sec	8.40	delta mag (ΔM)	0	Spectral class	F0 (yellow-white)
Pri motion ra	+012	Sec motion ra
Pri motion dec	-014	Sec motion dec
Notes	O (Orbital solution)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 5178		Constellation	Andromeda		SAO	36758		Tycho2	2810-00453-1
Gaia DR2	375705979365736704		HD	5178

ORBITAL ELEMENTS

Period (P)	93y	Periastron (T)	1918y	Semi-major axis (a)	0.15a
Eccentricity (e)	0.564	Inclination (i)	109.7°	Longitude of periastron (ω)	110°
Node (Ω)	91.5°	Notes		Reference	USN2002
Equinox	2000	Last observation	1995	Grade	5	(1=Definitive, 9=Indet.)

label	theta	rho
2000	91.3	0.126
2001	89.7	0.119
2002	87.9	0.111
2003	85.8	0.102
2004	83.2	0.092
2005	79.9	0.080
2006	75.4	0.068
2007	68.8	0.054
2008	57.4	0.040
2009	34.5	0.027
2010	351.6	0.023
2011	314.3	0.030
2012	295.9	0.044
2013	286.1	0.057
2014	279.8	0.068
2015	275.3	0.078
2016	271.7	0.085
2017	268.6	0.091
2018	265.8	0.095
2019	263.2	0.098
2020	260.7	0.100
2021	258.3	0.101
2022	255.9	0.101
2023	253.6	0.100
2024	251.1	0.099
2025	248.6	0.098
2026	246.1	0.096
2027	243.4	0.095
2028	240.7	0.092
2029	237.8	0.090
2030	234.7	0.088

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

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

WDS 00542+4318 COU 1654 (HD 5178) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
USN2002	orb -	Seymour, D., Mason, B.D., Hartkopf, W.I., & Wycoff, G.L.	2002AJ....123.1023S
USN2002		AJ 123, 1023, 2002

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
00542+4318	COU1654		1995	19	98	0.1	8.40	8.40	F0	O	005411.08+431754.1
00542+4318	COU1654		2007	20	66	0.1	8.40	8.40	F0	O	005411.08+431754.1
00542+4318	COU1654		2008	21	90	0.4	8.40	8.40	F0	O	005411.08+431754.1

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

WDS 00542+4318 COU 1654 (HD 5178) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 00542+4318 COU 1654 (HD 5178) : MEASURES

No records found.

WDS 00542+4318 (HD 5178) : VIRTUAL EYEPIECE

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

WDS 00542+4318 (HD 5178) : ALADIN DSS IMAGE @ 00^h 54^m 11.08^s +43° 17' 54.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 00542+4318 COU 1654 (HD 5178) : 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		00542+4318	COU1654		90	0.4
Show		00521+4326	COU1653		38	0.1	25
Show		00527+4257	HDS 115		3	0.1	27
Show		00526+4407	KPP2563		98	23.2	52
Show		00586+4352	ES 1491		135	2.0	61
Show		00516+4412	YR 19	AB	170	0.0	62
Show		00516+4412	YSC 123	Aa,Ab	323	0.0	62
Show		00523+4220	HDS 114		165	5.0	62
Show		00599+4257	COU1655		2	1.3	67
Show		00495+4404	HDS 109		136	0.2	68
Show		00568+4427	GRV 53		143	40.8	76
Show		01007+4344	COU1656	AB	25	1.6	76
Show		01007+4344	COU1656	AC	88	36.1	76
Show		00515+4435	BRT 72		49	4.5	82
Show		00469+4339	HDS 102		90	0.1	82
Show		00566+4436	ES 1490		152	2.7	83
Show		00536+4156	ES 1606		44	1.9	86
Show		00596+4420	UC 481		82	53.3	86
Show		00463+4324	BU 866	AB	79	1.5	87
Show		00463+4324	FOX 113	AC	17	38.3	87
Show		00561+4153	JNN9001		71	13.2	88
Show		00520+4444	GRV 46		86	40.9	91
Show		00544+4148	COU1355		122	0.5	91
Show		01017+4356	ES 1492		75	3.1	91
Show		01018+4240	KPP 577		334	5.4	92
Show		00455+4324	BU 865	AB	192	1.3	96
Show		00455+4324	FOX 112	AC	144	36.9	96
Show		00490+4435	MCT 2		257	1.0	96
Show		00475+4214	ES 1488		282	7.0	98
Show		00586+4153	TDS1697	AB	85	1.1	99
Show		00586+4153	COU1504	AC	359	0.9	99
Show		01006+4209	TDS1714		44	0.5	99
Show		01001+4443	STF 79		194	7.9	106
Show		00585+4142	A 1809		96	4.5	106
Show		00446+4341	LDS5177		325	4.7	107
Show		00524+4132	ES 1489		26	5.9	109
Show		00474+4440	A 1508		204	2.6	110
Show		00508+4136	ES 1605		279	6.0	111
Show		00588+4455	HJ 1060		288	8.8	111
Show		00587+4457	A 925		109	1.0	111
Show		00471+4158	HO 492		118	2.9	113
Show		00480+4148	TDS1616		298	0.5	114
Show		00457+4208	SKF 184		278	2.1	117
Show		01044+4351	GRV 66		273	39.7	118
Show		00486+4458	A 654		83	5.7	118
Show		00576+4509	TDS1682		37	0.5	118
Show		01041+4408	UC 493		340	19.6	119
Show		00599+4137	UC 484		41	7.5	120
Show		00496+4128	COU1503		296	1.0	122
Show		01054+4340	COU1657		266	0.3	124
Show		01052+4354	A 1810		182	3.1	125

WDS 00542+4318 : COMPONENTS

	A
B	pa=90.4° sep=0.30"

00542+4318 A

Componente originario normalizzato	AB	Name	HD 5178	Coord arcsec 2000	005411.08+431754.1	Mag	8.4
Spectral class	F0 (yellow-white)	PmRA	12.00	PmDE	-14.0	SAO	36758
Tycho2	2810-00453-1	HD	5178	DM	BD+42 196

Tycho2

Tycho2	2810-00453-1	Pflag		RAmdeg	13.54619211	DEmdeg	43.29838525
PmRA	9.9	PmDE	-13.7	E RAmdeg	6	E DEmdeg	6
E pmRA	1.1	E pmDE	1.1	EpRAm	1991.42	EpDEm	1991.47
Num	7	Q RAmdeg	0.3	Q DEmdeg	0.8	Q pmRA	0.5
Q pmDE	0.8	BTmag	8.943	E BTmag	0.016	VTmag	8.575
E VTmag	0.012	Prox	999	TYC	T	HIP
CCDM		RAdeg	13.54616111	DEdeg	43.29841583	EpRA 1990	1.89
EpDE 1990	1.95	E RAdeg	5.9	E DEdeg	6.4	Posflg
Corr	-0.1

SAO

SAO	36758	DelFlag		RA1950		PmRA1950	0.0008
DE1950		PmDE1950	-0.004	Vmag	8.5	SpType	F0
Double code		Source	4	CatNum	117	DM	BD+42 196
DMcomp		BDsup		HD	5178	M HD	0
GC		RA1950rad	0.22420259	DE1950rad	0.75097211	PmRA2000	0.0009
PmDE2000	-0.009

00542+4318 B

Componente originario normalizzato

Coord arcsec 2000

005411.11+431754.1

Mag

8.4

Calc coord

yes