22268+4033 COU 1642 (HD 212900)

22^h 26^m 47.41^s +40° 33' 29.6" P.A. 99.00 sep 0.2 mag 8.50,8.50 Sp A0

Coord 2000	22268+4033	Discov num	COU1642	Comp		Coord arcsec 2000	22 26 47.41 +40 33 29.6
Date first	1977	Date last	2014	Obs	21
Pa first	81	Pa last	99.2	P.A. Now (θ)	99.2°
Sep first	0.2	Sep last	0.158	Sep. Now (ρ)	0.158"
Mag pri	8.50	Mag sec	8.50	delta mag (ΔM)	0	Spectral class	A0 (white)
Pri motion ra	+001	Sec motion ra
Pri motion dec	-012	Sec motion dec
Notes	O (Orbital solution)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 212900		Constellation	Lacerta		SAO	52005		Tycho2	3204-01320-1
Gaia DR2	1909370184372777216		HD	212900

ORBITAL ELEMENTS

Period (P)	433.8y	± 52.8	Periastron (T)	2026y	± 5.8	Semi-major axis (a)	0.247a	± 0.02
Eccentricity (e)	0.277	± 0.055	Inclination (i)	59.3°	± 1	Longitude of periastron (ω)	11.9°	± 6.9
Node (Ω)	101.3°	± 1	Notes			Reference	Ksr2021
Equinox			Last observation	2011		Grade	4	(1=Definitive, 9=Indet.)

label	theta	rho
2000	87.0	0.173
2001	87.9	0.174
2002	88.7	0.175
2003	89.5	0.175
2004	90.3	0.176
2005	91.1	0.177
2006	91.9	0.177
2007	92.7	0.178
2008	93.4	0.178
2009	94.2	0.179
2010	95.0	0.179
2011	95.8	0.179
2012	96.5	0.179
2013	97.3	0.180
2014	98.1	0.180
2015	98.9	0.180
2016	99.6	0.180
2017	100.4	0.180
2018	101.2	0.179
2019	101.9	0.179
2020	102.7	0.179
2021	103.5	0.179
2022	104.3	0.178
2023	105.1	0.178
2024	105.8	0.177
2025	106.6	0.176
2026	107.4	0.176
2027	108.2	0.175
2028	109.1	0.174
2029	109.9	0.173
2030	110.7	0.172

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

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

WDS 22268+4033 COU 1642 (HD 212900) : 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
22268+4033	COU1642		2001	14	84	0.2	8.50	8.50	A0		222647.41+403329.6
22268+4033	COU1642		2008	15	98	0.4	8.50	8.50	A0		222647.41+403329.6
22268+4033	COU1642		2011	19	97	0.2	8.50	8.50	A0		222647.41+403329.6
22268+4033	COU1642		2014	21	99	0.2	8.50	8.50	A0	O	222647.41+403329.6

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

WDS 22268+4033 COU 1642 (HD 212900) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 22268+4033 COU 1642 (HD 212900) : MEASURES

No records found.

WDS 22268+4033 (HD 212900) : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 22268+4033 (HD 212900) : ALADIN DSS IMAGE @ 22^h 26^m 47.41^s +40° 33' 29.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 22268+4033 COU 1642 (HD 212900) : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		22268+4033	COU1642		99	0.2
Show		22274+4030	TDT3531		217	1.1	8
Show		22277+4029	LEP 107		159	116.6	12
Show		22294+4058	J 3169		303	4.0	39
Show		22237+4050	TDT3502		85	0.4	39
Show		22237+4054	WEI 38	BC	342	35.8	41
Show		22237+4054	WEI 38	AB	53	6.8	41
Show		22237+4054	WEI 38	AC	352	38.5	41
Show		22237+4054	FYM 120	AD	270	42.5	41
Show		22237+4054	FYM 120	AE	326	51.0	41
Show		22237+4054	FYM 120	AF	264	36.6	41
Show		22237+4054	FYM 120	CG	40	9.7	41
Show		22237+4054	FYM 120	DF	116	3.5	42
Show		22274+3949	CHR 109		60	0.2	46
Show		22302+4058	ES 1696	AB	346	88.9	46
Show		22302+4058	ES 1696	BC	141	2.3	47
Show		22302+4058	GII 103	Ba,Bb	205	0.4	47
Show		22308+4007	A 1467		268	0.3	54
Show		22301+4115	TDT3550		161	0.5	57
Show		22219+4040	HJ 1756	AB	286	22.3	57
Show		22219+4040	HJ 1756	AC	320	24.2	57
Show		22219+4040	HJ 1756	AD	75	56.9	57
Show		22221+4052	TDT3491		103	0.5	57
Show		22310+4111	TDT3562		274	0.5	61
Show		22311+3957	TDT3563		168	0.6	62
Show		22216+4054	GRV 570		85	46.6	63
Show		22313+4113	STF2916	AB	337	44.4	66
Show		22313+4113	STF2916	AC	340	46.0	66
Show		22313+4113	STF2916	BC	32	3.7	66
Show		22313+4113	STF2916	BD	115	16.7	66
Show		22313+4113	LMP 48	BE	78	35.4	66
Show		22313+4113	LMP 48	BF	65	70.2	66
Show		22219+3959	TDT3486		219	0.5	66
Show		22317+4109	BKO 916		146	9.0	66
Show		22315+4115	TDT3568		290	1.2	69
Show		22215+4000	ALI1172		293	13.7	69
Show		22208+4022	TDT3473		16	2.1	70
Show		22210+4058	TDT3477		312	0.6	70
Show		22306+3938	MLB 964		33	6.2	70
Show		22246+3926	RAO 28	AB	316	4.4	73
Show		22246+3926	RAO 28	Aa,Ab	262	0.2	73
Show		22237+3931	TDT3503		64	0.7	73
Show		22243+4140	TDT3510		203	0.5	73
Show		22210+4104	TDT3476		58	2.6	73
Show		22327+4106	TDT3577		117	1.8	75
Show		22202+4043	TDT3469		134	0.5	76
Show		22336+4049	BU 705		154	1.8	79
Show		22321+4125	TDT3574		272	0.6	80
Show		22324+3947	ROE 47	DE	176	6.5	80
Show		22324+3947	ROE 47	AB	155	43.0	80
Show		22324+3947	ROE 47	AC	342	33.4	80

WDS 22268+4033 : COMPONENTS

	A
B	pa=102.0° sep=0.12"

22268+4033 A

Componente originario normalizzato	AB	Name	HD 212900	Coord arcsec 2000	222647.41+403329.6	Mag	8.5
Spectral class	A0 (white)	PmRA	1.00	PmDE	-12.0	SAO	52005
Tycho2	3204-01320-1	HD	212900	DM	BD+39 4837

Tycho2

Tycho2	3204-01320-1	Pflag		RAmdeg	336.69756756	DEmdeg	40.55822672
PmRA	8.5	PmDE	-4.9	E RAmdeg	6	E DEmdeg	5
E pmRA	1.2	E pmDE	1.3	EpRAm	1991.31	EpDEm	1991.45
Num	8	Q RAmdeg	0.5	Q DEmdeg	1.2	Q pmRA	0.6
Q pmDE	1.3	BTmag	8.637	E BTmag	0.016	VTmag	8.581
E VTmag	0.012	Prox	999	TYC	T	HIP
CCDM		RAdeg	336.69754167	DEdeg	40.55823806	EpRA 1990	1.75
EpDE 1990	1.73	E RAdeg	6.1	E DEdeg	5.4	Posflg
Corr	-0.1

SAO

SAO	52005	DelFlag		RA1950		PmRA1950	0.0013
DE1950		PmDE1950	-0.003	Vmag	8	SpType	A0
Double code		Source	4	CatNum	2342	DM	BD+39 4837
DMcomp		BDsup		HD	212900	M HD	0
GC		RA1950rad	5.86695169	DE1950rad	0.70342454	PmRA2000	0.0015
PmDE2000	-0.007

22268+4033 B

Componente originario normalizzato

Coord arcsec 2000

222647.42+403329.6

Mag

8.5

Calc coord

yes