23239+3456 COU 1346

23^h 23^m 52.41^s +34° 55' 54.0" P.A. 61.00 sep 0.1 mag 9.30,9.60 Sp F8

Coord 2000	23239+3456	Discov num	COU1346	Comp		Coord arcsec 2000	23 23 52.41 +34 55 54.0
Date first	1974	Date last	2014	Obs	13
Pa first	95	Pa last	61	P.A. Now (θ)	61°
Sep first	0.2	Sep last	0.138	Sep. Now (ρ)	0.138"
Mag pri	9.30	Mag sec	9.60	delta mag (ΔM)	0.3	Spectral class	F8 (yellow-white)
Pri motion ra	-027	Sec motion ra
Pri motion dec	-020	Sec motion dec
Notes	O (Orbital solution)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Pegasus

Tycho2

2760-01256-1

Gaia DR2

1912293064233792512

ORBITAL ELEMENTS

Period (P)	139.6y	± 28.6	Periastron (T)	2029.9y	± 0.8	Semi-major axis (a)	0.212a	± 0.03
Eccentricity (e)	0.479	± 0.096	Inclination (i)	119.2°	± 6.3	Longitude of periastron (ω)	109.2°	± 13.8
Node (Ω)	62.9°	± 5.6	Notes			Reference	Ksr2021
Equinox			Last observation	2008		Grade	5	(1=Definitive, 9=Indet.)

label	theta	rho
2000	73.4	0.224
2001	72.4	0.223
2002	71.4	0.220
2003	70.4	0.218
2004	69.3	0.215
2005	68.2	0.212
2006	67.1	0.209
2007	66.0	0.205
2008	64.8	0.201
2009	63.5	0.196
2010	62.2	0.191
2011	60.8	0.186
2012	59.3	0.180
2013	57.7	0.174
2014	56.0	0.167
2015	54.1	0.160
2016	52.1	0.152
2017	49.8	0.144
2018	47.3	0.135
2019	44.4	0.126
2020	41.0	0.116
2021	37.0	0.107
2022	32.2	0.096
2023	26.2	0.086
2024	18.7	0.077
2025	9.1	0.068
2026	356.9	0.061
2027	342.1	0.056
2028	325.8	0.055
2029	309.9	0.057
2030	296.1	0.063

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

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

WDS 23239+3456 COU 1346 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
KSR2021	orb -	Kisser, A.E. & Krechet, V.G.	2021AstL...47..754K
KSR2021		Ast. Lett. 47, 754, 2021

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
23239+3456	COU1346		1992	8	82	0.2	9.30	9.60	F8		232352.41+345554.0
23239+3456	COU1346		2008	9	67	0.2	9.30	9.60	F8		232352.41+345554.0
23239+3456	COU1346		2009	11	62	0.2	9.30	9.60	F8		232352.41+345554.0
23239+3456	COU1346		2014	13	61	0.1	9.30	9.60	F8	O	232352.41+345554.0

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

WDS 23239+3456 COU 1346 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 23239+3456 COU 1346 : MEASURES

No records found.

WDS 23239+3456 : VIRTUAL EYEPIECE

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WDS 23239+3456 : ALADIN DSS IMAGE @ 23^h 23^m 52.41^s +34° 55' 54.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 23239+3456 COU 1346 : 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		23239+3456	COU1346		61	0.1	1
Show		23244+3505	CVR 280		349	21.7	11
Show		23257+3436	COU 743		23	1.1	28
Show		23249+3521	COU1347		106	0.6	28
Show		23253+3528	ES 2136		358	3.6	37
Show		23213+3432	LDS5076		338	2.2	41
Show		23212+3526	STF3006	AB	152	7.3	45
Show		23212+3526	STF3006	AC	19	77.1	45
Show		23272+3520	HJ 986		294	9.2	47
Show		23199+3444	COU 742		19	0.2	51
Show		23197+3426	SLN 98		166	5.0	60
Show		23225+3554	COU1345		226	2.4	60
Show		23282+3400	FMR 172		202	1.6	78
Show		23198+3356	TDT3986		33	1.8	79
Show		23214+3609	J 3192		337	3.4	79
Show		23196+3349	KPP2579		192	23.3	86
Show		23167+3441	HDS3315		203	0.2	90
Show		23217+3623	POP 67		309	3.5	91
Show		23256+3326	AG 292		234	3.7	93
Show		23164+3441	TDT3960		219	1.2	94
Show		23206+3621	POP 68	AB	322	1.3	95
Show		23206+3621	POP 68	AC	167	8.3	95
Show		23190+3610	J 3190		184	4.2	96
Show		23301+3557	J 3197		320	6.4	98
Show		23280+3333	STF3015		189	2.9	98
Show		23178+3558	UC 4920		74	27.0	98
Show		23306+3556	J 3198		317	4.4	101
Show		23261+3316	COU 744		104	3.7	103
Show		23321+3427	GRV 669		38	10.5	106
Show		23225+3310	GRV 663		107	19.2	107
Show		23186+3621	ES 219		309	5.5	107
Show		23263+3311	LDS1067	AB	320	261.3	109
Show		23263+3311	OSO 195	AC	46	23.9	109
Show		23301+3337	ES 2206		351	2.3	111
Show		23259+3651	HJ 1876		211	9.3	118
Show		23183+3632	TDT3972		357	0.8	118
Show		23322+3556	J 3304		262	6.1	120
Show		23322+3600	TDT4087		252	0.4	121
Show		23309+3331	CLZ 91		1	42.8	122
Show		23150+3556	AG 291	AB	237	21.3	125
Show		23150+3556	ABH 168	AD	62	80.5	125
Show		23150+3556	ABH 168	AE	239	61.3	125
Show		23150+3556	ABH 168	AF	257	51.3	125
Show		23150+3556	ABH 168	AG	164	47.6	125
Show		23150+3556	AG 291	AC	235	44.3	125
Show		23150+3556	AG 291	BC	234	23.2	125
Show		23176+3315	HU 790		311	1.2	128
Show		23159+3336	CRB 152		183	12.5	128
Show		23210+3709	ES 2001		297	8.8	138
Show		23308+3305	GYL 68		353	3.7	141
Show		23266+3237	RAO 494		112	0.3	144

WDS 23239+3456 : COMPONENTS

	A
B	pa=55.9° sep=0.12"

23239+3456 A

Componente originario normalizzato	AB		Coord arcsec 2000	232352.41+345554.0		Mag	9.3		Spectral class	F8 (yellow-white)
PmRA	-27.00		PmDE	-20.0		Tycho2	2760-01256-1

Tycho2

Tycho2	2760-01256-1	Pflag		RAmdeg	350.96840567	DEmdeg	34.93167325
PmRA	-29.6	PmDE	-21.7	E RAmdeg	12	E DEmdeg	14
E pmRA	2.0	E pmDE	2.1	EpRAm	1990.36	EpDEm	1989.90
Num	8	Q RAmdeg	0.6	Q DEmdeg	1.3	Q pmRA	0.6
Q pmDE	1.2	BTmag	10.084	E BTmag	0.028	VTmag	9.427
E VTmag	0.021	Prox	999	TYC	T	HIP
CCDM		RAdeg	350.96848778	DEdeg	34.93172472	EpRA 1990	1.77
EpDE 1990	1.68	E RAdeg	13.2	E DEdeg	14.7	Posflg
Corr	-0.1

23239+3456 B

Componente originario normalizzato	AB		Coord arcsec 2000	232352.42+345554.1		Mag	9.6		Calc delta mag	0.3
Calc coord	yes