20583+4428 RBR 50 (HD 199870)

20^h 58^m 19.38^s +44° 28' 17.5" P.A. 76.00 sep 0.4 mag 5.50,11.00 Sp K0III dist. 79.3 pc (258.68 l.y.)

Coord 2000	20583+4428	Discov num	RBR 50	Comp		Coord arcsec 2000	20 58 19.38 +44 28 17.5
Date first	2003	Date last	2003	Obs	1
Pa first	76	Pa last	75.6	P.A. Now (θ)	75.6°
Sep first	0.4	Sep last	0.41	Sep. Now (ρ)	0.41"
Mag pri	5.50	Mag sec	11.00	delta mag (ΔM)	5.5	Spectral class	K0III (yellow-orange)
Pri motion ra	+102	Sec motion ra
Pri motion dec	+070	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 199870	Constellation	Cygnus	SAO	50298	HIP	103519
Tycho2	3179-00564-1	Gaia DR2	2162254491519784192	HD	199870	HR	8035
GC	29274	BD	BD+43 3777	Distance	79.3	Distance ly	258.68

SUSPECTED ORBITAL ELEMENTS

Identifier	20583+4428
coord_arcsec_2000	205819.38+442817.5

Period (P)	635.1d		Periastron (T)	39186.1d (1966.164y)		Semi-major axis (a)	7.48m	± 0.64
Eccentricity (e)	0.44		Inclination (i)	32.4°	± 2.4	Longitude of periastron (ω)	148.1°
Node (Ω)	306.2°	± 4	Notes	n		Reference	Jnc2005
Equinox			Last observation	1992		Grade	9	(1=Definitive, 9=Indet.)

label	theta	rho
2000-01-01	272.5	0.010
2001-01-01	127.8	0.004
2002-01-01	293.9	0.010
2003-01-01	210.9	0.006
2004-01-01	319.0	0.009
2005-01-01	251.4	0.009
2006-01-01	14.3	0.005
2007-01-01	276.2	0.010
2008-01-01	146.6	0.005
2009-01-01	297.6	0.010
2010-01-01	219.9	0.007
2011-01-01	324.7	0.008
2012-01-01	256.3	0.009
2013-01-01	34.4	0.004
2014-01-01	279.9	0.010
2015-01-01	163.2	0.005
2016-01-01	301.5	0.010
2017-01-01	227.8	0.007
2018-01-01	331.3	0.007
2019-01-01	260.8	0.009
2020-01-01	59.0	0.004
2021-01-01	283.6	0.010
2022-01-01	177.9	0.005
2023-01-01	305.6	0.010
2024-01-01	234.9	0.008
2025-01-01	339.1	0.007
2026-01-01	265.1	0.010
2027-01-01	85.2	0.004
2028-01-01	287.2	0.010
2029-01-01	190.8	0.006
2030-01-01	309.9	0.009

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

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

WDS 20583+4428 RBR 50 (HD 199870) : NOTES

discov_num	notes	refcode
GC 29274	Hipparcos astrometric solution adopted some elements from the orbit of	HIP1997d
	Radford & Griffin (1975).	Grf1975b

REFERENCES

refcode	metd	author	reference
Grf1975b	orb -	Radford, G.A. & Griffin, R.F.	1975Obs....95..143R
Grf1975b		Observatory 95, 143, 1975
HIP1997d	orb -	Hipparcos	1997yCat.1239....0E
HIP1997d		Hipparcos Catalog, ESA SP-1200, 1997
HIP1997d		(DMSA/O Orbital Solutions)

DISCOVERER

idgroup	discov	author
1	RBR	Roberts, L.C., Jr. & Neyman, C.R.
2	RBR	Roberts, L.C., Jr., Turner, N.H., Bradford, L.W., ten Brummelaar, T., Oppenheimer,
2	RBR	B., Kuhn, J., Whitman, K., Perrin, M., et al.
7	RBR	Roberts, L.C., Jr., Gies, D.R., Parks, J.R., Grundstrom, E.D., McSwain, M.,
7	RBR	Berger, D., Mason, B., ten Brummelaar, T. & Turner, N.
14	RBR	Roberts, L.C., Jr., Turner, N.H., ten Brummelaar, T.A., Mason, B.D., &
14	RBR	AJ 142, 175, 2011
14	RBR	Roberts, L.C., Jr., Rice, E.L., Beichman, C.A., Brenner, D., Burruss, R.,
14	RBR	Crepp, J.R., Dekany, R.G., Hillenbrand, L.A., Hinkley, S., Ligon, E.R.,
14	RBR	Lockhart, T.G., King, D., et al.
15	RBR	Roberts, L.C., Jr., Bouchez, A.H., Roberts, J.E., Burruss, R., Crepp, J.R., Mawet,
15	RBR	D., Ohara, C.M., Cromer, J.L., Dekany, R.G., Troy, M., Velur, V. & Li, J.
16	RBR	Roberts, L.C., Jr., Tokovinin, A., Mason, B.D., Riddle, R.L., Hartkopf, W.I.,
16	RBR	Law, N.M., & Baranec, Ch.
17	RBR	Roberts, L.C., Jr., Mason, B.D., Neyman, C.R., Wu, Y., Riddle, R.L., Shelton, J.,
17	RBR	Angione, J., Baranec, Ch., Bouchez, A., Bui, K., Burruss, R., Burse, M., et al.
18	RBR	Roberts, L.C., Jr., Oppenheimer, R., Crepp, J.R., Baranec, Ch., Beichman, C.A.,
18	RBR	Brenner, D., Burruss, R., Cady, E., Luszcz-Cook, S., Dekany, R.,
18	RBR	Hillenbrand, L.A., Hinkley, S., et al.
21	RBR	Roberts, L.C., Jr., Mason, B.D., Aguilar, J., Carson, J., Crepp, J., Beichman, C.,
21	RBR	Brenner, D., Burruss, R., Cady, E., Luszcz-Cook, S., Dekany, R., Hillenbrand, L.,
21	RBR	et al.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20583+4428	RBR 50		2003	1	76	0.4	5.50	11.00	K0III	N	205819.38+442817.5

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

WDS 20583+4428 RBR 50 (HD 199870) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20583+4428 RBR 50 (HD 199870) : MEASURES

No records found.

WDS 20583+4428 (HD 199870) : 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 20583+4428 (HD 199870) : ALADIN DSS IMAGE @ 20^h 58^m 19.38^s +44° 28' 17.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20583+4428 RBR 50 (HD 199870) : 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		20583+4428	RBR 50		76	0.4	1
Show		20578+4425	LDS2474		235	14.5	8
Show		20596+4432	LDS2477		285	8.0	10
Show		20579+4442	COU2649		143	0.6	16
Show		20574+4443	LDS2473		119	15.7	19
Show		20567+4439	BRT2283		339	6.0	21
Show		20574+4451	LDS2472		254	1.7	25
Show		20565+4447	TOB 203		329	15.8	27
Show		20563+4447	ES 675	AB	272	97.4	29
Show		20563+4447	ES 675	BC	108	3.7	30
Show		20565+4452	LDS2470		306	13.5	32
Show		20566+4455	TRN 30		30	3.8	33
Show		20558+4448	ES 674		94	5.6	34
Show		20556+4453	COU2648		21	1.3	39
Show		21018+4411	HO 600		98	2.1	41
Show		20549+4451	LDS2466		287	4.8	44
Show		20595+4339	LDS2478		125	2.2	49
Show		20538+4443	LDS5914		124	6.2	50
Show		20559+4345	COU2543		222	1.6	51
Show		20532+4423	LSC 94		183	0.3	55
Show		20541+4507	STT 422		332	2.6	56
Show		20568+4335	BRT1957		177	1.1	56
Show		21022+4506	LDS2481		16	12.1	57
Show		20565+4333	BRT1139		175	3.6	59
Show		20590+4330	LDS2476		65	3.0	59
Show		20542+4508	LDS5915		43	18.0	60
Show		20599+4525	HEI 15		321	0.9	61
Show		20578+4530	ES 676		293	7.6	63
Show		20584+4326	ES 1451		101	8.6	63
Show		20525+4430	BRT2279		5	4.5	63
Show		20579+4532	ES 677		160	5.8	65
Show		21010+4528	ES 1271		26	3.1	67
Show		20521+4438	HER 18		85	60.7	68
Show		20598+4321	LDS2479		287	2.0	69
Show		20573+4319	ES 1450		162	4.7	71
Show		20553+4322	LDS2468		107	60.0	74
Show		20535+4523	HDS2975		191	0.2	75
Show		21051+4444	SMA 124		72	9.2	75
Show		20512+4415	CHN 31		47	6.7	77
Show		20509+4421	CHN 30	AB	92	2.7	80
Show		20509+4421	CHN 30	Aa,Ab	108	0.6	80
Show		20520+4346	SKF2740	BC	192	73.4	81
Show		20520+4346	STT 416	AB	117	9.6	81
Show		20535+4328	LDS2465		41	12.1	81
Show		21061+4448	TDT2745	Ca,Cb	116	0.6	82
Show		21061+4448	ROE 45	CD	107	124.4	82
Show		20506+4421	CHN 29		52	5.3	83
Show		20564+4308	COU2544		160	0.4	84
Show		20511+4459	LDS2459		228	43.7	84
Show		21061+4448	ROE 45	DE	6	27.5	84
Show		21061+4448	ROE 45	BC	238	123.3	84

WDS 20583+4428 : COMPONENTS

	A
B	pa=70.2° sep=0.30"

20583+4428 A

Componente originario normalizzato	AB	Name	HD 199870	Coord arcsec 2000	205819.38+442817.5	Mag	5.5
Spectral class	K0III (yellow-orange)	PmRA	102.00	PmDE	70.0	SAO	50298
HIP	103519	Tycho2	3179-00564-1	HD	199870	HR	8035
GC	29274	BD	BD+43 3777

Tycho2

Tycho2	3179-00564-1	Pflag		RAmdeg	314.58109784	DEmdeg	44.47171264
PmRA	101.0	PmDE	70.4	E RAmdeg	4	E DEmdeg	4
E pmRA	0.9	E pmDE	0.9	EpRAm	1991.48	EpDEm	1991.43
Num	12	Q RAmdeg	1.5	Q DEmdeg	0.8	Q pmRA	1.4
Q pmDE	0.8	BTmag	6.786	E BTmag	0.015	VTmag	5.655
E VTmag	0.009	Prox	999	TYC	T	HIP	103519
CCDM		RAdeg	314.58077278	DEdeg	44.47154972	EpRA 1990	1.73
EpDE 1990	1.67	E RAdeg	3.6	E DEdeg	3.6	Posflg
Corr	0.1

SAO

SAO	50298	DelFlag		RA1950		PmRA1950	0.0096
DE1950		PmDE1950	0.075	Vmag	5.8	SpType	K0
Double code		Source	70	CatNum	29274	DM	BD+43 3777
DMcomp		BDsup		HD	199870	M HD	0
GC	29274	RA1950rad	5.48265767	DE1950rad	0.77276504	PmRA2000	0.0099
PmDE2000	0.072

Hipparcos

Catalog	H	HIP	103519	Proxy		RAhms	20 58 19.38
DEdms	+44 28 17.5	Vmag	5.55	VarFlag		R Vmag	G
RAdeg	314.581	DEdeg	44.4715	AstroRef	+	Plx	12.32
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag	O	Source		Qual		M HIP
Theta		Rho		HD	199870	BD	BD+43 3777
CD		CP		Dm number	+43 3777	VIred	0.96
SpType	G8III	R SpType		Coord arcsec 2000	205819.38+442817.5

Hipparcos 2

HIP	103519	Sn	75	So	4	Nc	1
RArad	5.4904699754	DErad	0.7761748148	Plx	12.61	PmRA	101.61
PmDE	70.37	E RArad	0.25	E DErad	0.21	E Plx	0.29
E pmRA	0.33	E pmDE	0.24	Hpmag	5.7165	E Hpmag	0.0006
SHp	0.005	VA	0	BV	0.973	E BV	0.004
VI	0.96

CCDM

Ccdm	20583+4428	RComp		Comp	A	Note1
Note2	%	Discov num		DRAs	1.46	DDEs	18.1
R dRAs	82	Year		Theta		Rho
Obs	1	Vmag	5.6	Sp	G8	PmNote
PmRA	102	PmDE	70	Dm number	+43 3777	Cat1	BD
Name2	+44 1863	Cat2	AGK2/3	HD	199870	M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	103519

20583+4428 B

Componente originario normalizzato	AB		Coord arcsec 2000	205819.41+442817.6		Mag	11		Calc delta mag	5.5
Calc coord	yes