20287+3911 CBL 83

20^h 28^m 41.83^s +39° 11' 17.9" P.A. 172.00 sep 41.8 mag 8.77,14.30 Sp K0 dist. 99.8 pc (325.55 l.y.)

Coord 2000	20287+3911	Discov num	CBL 83	Comp		Coord arcsec 2000	20 28 41.83 +39 11 17.9
Date first	1998	Date last	2016	Obs	10
Pa first	172	Pa last	172.1	P.A. Now (θ)	172.1°
Sep first	41.8	Sep last	41.772	Sep. Now (ρ)	41.772"
Mag pri	8.77	Mag sec	14.30	delta mag (ΔM)	5.53	Spectral class	K0 (yellow-orange)
Pri motion ra	+029	Sec motion ra	+031
Pri motion dec	+048	Sec motion dec	+053
Notes	V (Proper motion indicates physical)

rPM=0.088 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Cygnus		HIP	101007		Tycho2	3152-00065-1		Gaia DR2	2064192416681247872
BD	BD+38 4105		Distance	99.8		Distance ly	325.55

WDS 20287+3911 CBL 83 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Cbl2008	C w	Caballero, R.	2008JDSO....4..164C
Cbl2008	+E2	JDSO 4, 164, 2008
Cbl2009	E u	Caballero, R.	2009JDSO....5..156C
Cbl2009	+E2	JDSO 5, 156, 2009
Cbl2009b	E j	Caballero, R.	2009OED.....3...38C
Cbl2009b	+E2	El Observador de Estrellas Dobles, Issue #3, 38, 2009
Cbl2009c	C w	Caballero, R., Romero, F.M.R. & Garzon, A.O.	2009OED.....3...41C
Cbl2009c	+E2	El Observador de Estrellas Dobles, Issue #3, 41, 2009
Cbl2009c	+Pa
Cbl2010a	E2 u	Caballero, R. et al. (el Grupo de Estrellas Dobles)	2010OED.....4...12C
Cbl2010a		(Agrupacion Astronomica Hubble; Martos, Jaen, Espana)
Cbl2010a		El Observador de Estrellas Dobles, Issue #4, 12, 2010
Cbl2010b	E2 -	Caballero, R.	...................
Cbl2010b		private communication, 2010
Cbl2010c	Eu u	Caballero, R.	2010JDSO....6...97C
Cbl2010c	+E2	JDSO 6, 97, 2010 (UC 1 - 300)
Cbl2010c	+Pa	(new CPM pairs discovered in UCAC3; astrometry from 2MASS and UCAC3, photometry
Cbl2010c		from GSC3.2. Additional 2MASS photometry added by cataloguer; UCAC3 astrometry
Cbl2010c		supplanted by astrometry from final UCAC4 reduction; GSC photometry moved to
Cbl2010c		separate entry using coarse mean plate epoch of 1980.)
Cbl2010d	C w	Caballero, R.	2010JDSO....6..160C
Cbl2010d	+Pa	JDSO 6, 160, 2010
Cbl2010e	E2 u	Caballero, R. et al. (el Grupo de Estrellas Dobles)	2010OED.....5...33C
Cbl2010e		(Agrupacion Astronomica Hubble; Martos, Jaen, Espana)
Cbl2010e		El Observador de Estrellas Dobles, Issue #5, 33, 2010
Cbl2010e		(updated coordinates and proper motions for 57 LDS pairs, from 2MASS, UCAC3,
Cbl2010e		NOMAD. New measures from 2MASS)
Cbl2010f	C u	Caballero, R., Collado-Iglesias, B., Pozuelo-Gonzalez, S. & Fernandez-Sanchez, A.	2010JDSO....6..206C
Cbl2010f	+E2	JDSO 6, 206, 2010
Cbl2012	E u	Caballero, R.	2012JDSO....8...58C
Cbl2012	+Es	JDSO 8, 58, 2012
Cbl2012b	E2 u	Caballero, R.	2012OED.....9..123C
Cbl2012b	+C	El Observador de Estrellas Dobles, Issue #9, 123, 2012
Cbl2012c	E2 -	Caballero, R.	...................
Cbl2012c		private communication
Cbl2013	C -	Caballero, R., Genet, R., Armstrong, J.D., McGaughey, S., Krach, C.,	2013JDSO....9...61C
Cbl2013		Leatualli, A., Rohzinski, A., Rohzinski, C., Rohzinski, E., Rohzinski, N.,
Cbl2013		Wandell, M., Martinez, J. & Smith, T.
Cbl2013		JDSO 9, 61, 2013
Cbl2015	E2 -	Caballero, R.	2015JDSO...11..167C
Cbl2015		JDSO 11, 167, 2015
Cbl2015b	E2 -	Caballero Rodan, R.	2015OED....15...34C
Cbl2015b		El Observador de Estrellas Dobles, Issue #15, 34, 2015

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20287+3911	CBL 83		1998	2	172	41.8	8.70	13.90		VD	202841.83+391117.9
20287+3911	CBL 83		2002	2	172	41.7	8.70	13.90		VD	202841.83+391117.9
20287+3911	CBL 83		2013	4	172	41.8	8.77	14.30	K0	V	202841.83+391117.9
20287+3911	CBL 83		2015	5	172	41.8	8.77	14.30	K0	V	202841.83+391117.9
20287+3911	CBL 83		2016	10	172	41.8	8.77	14.30	K0	V	202841.83+391117.9

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

WDS 20287+3911 CBL 83 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20287+3911 CBL 83 : MEASURES

No records found.

WDS 20287+3911 : VIRTUAL EYEPIECE

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

WDS 20287+3911 : ALADIN DSS IMAGE @ 20^h 28^m 41.83^s +39° 11' 17.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20287+3911 CBL 83 : 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		20287+3911	CBL 83		172	41.8
Show		20292+3919	SEI1134		32	3.8	10
Show		20286+3923	TDT2315		141	1.5	13
Show		20293+3901	DAM 315		281	10.3	13
Show		20290+3924	ALI1144		165	11.6	14
Show		20296+3901	ALI 936	AB	77	10.5	15
Show		20296+3901	SEI1137	AC	310	22.0	15
Show		20275+3902	TDT2290		285	0.8	17
Show		20296+3856	MLB 775		167	10.8	18
Show		20271+3910	TDT2284		101	1.9	19
Show		20271+3909	ALI 932		194	14.2	20
Show		20277+3932	TDT2292		167	0.5	24
Show		20281+3847	ALI 933		254	13.8	26
Show		20298+3939	LSC 90		335	0.1	31
Show		20306+3850	SEI1144		177	18.1	31
Show		20263+3925	ES 1975		26	4.1	32
Show		20311+3854	SEI1149		203	19.6	33
Show		20259+3914	SEI1122		271	27.6	33
Show		20311+3935	LDS6414		346	8.0	36
Show		20296+3836	SEI1136		259	11.5	37
Show		20261+3852	MLB1017		21	3.2	37
Show		20311+3847	SEI1150		74	21.6	37
Show		20319+3920	HJ 1531		318	6.4	38
Show		20272+3948	SEI1127		116	26.3	41
Show		20272+3949	ES 1976		79	3.8	42
Show		20300+3832	SMA 117		264	12.4	42
Show		20304+3833	A 1430		132	3.4	43
Show		20324+3859	SEI1157		66	7.6	45
Show		20249+3858	COU2418		331	2.0	47
Show		20276+3926	GUL 3		335	0.5	47
Show		20280+3958	TDT2299		8	0.5	47
Show		20327+3916	SEI1160	AB	49	13.9	48
Show		20327+3916	SEI1159	AC	148	21.0	48
Show		20252+3846	TDT2255		321	0.9	48
Show		20314+3833	JNN 284		252	0.1	50
Show		20329+3925	TDT2358		287	0.8	51
Show		20330+3903	SEI1163		221	28.9	51
Show		20282+3821	TDT2304		199	5.4	51
Show		20281+3820	SMR 71		65	8.4	52
Show		20302+3823	SEI1141		175	22.5	52
Show		20332+3910	SEI1165		4	10.7	52
Show		20332+3911	CNT 6		205	6.6	53
Show		20317+3831	ES 246	AB	355	5.1	54
Show		20317+3831	ES 246	AC	354	9.9	54
Show		20241+3912	SEI1115		181	23.6	54
Show		20283+4005	COU2538		31	1.0	55
Show		20240+3906	FGS 32		-1	-1.0	56
Show		20331+3932	SEI1164		214	18.0	56
Show		20239+3912	J 129		35	3.3	57
Show		20335+3913	SEI1168		118	19.4	57
Show		20288+3812	ES 2508		302	6.3	58

WDS 20287+3911 : COMPONENTS

	A
B	pa=173.9° sep=41.61"

20287+3911 A

Componente originario normalizzato	AB	Coord arcsec 2000	202841.83+391117.9	Mag	8.77	Spectral class	K0 (yellow-orange)
PmRA	29.00	PmDE	48.0	HIP	101007	Tycho2	3152-00065-1
BD	BD+38 4105

Tycho2

Tycho2	3152-00065-1	Pflag		RAmdeg	307.17428402	DEmdeg	39.18829378
PmRA	29.6	PmDE	50.3	E RAmdeg	9	E DEmdeg	8
E pmRA	1.0	E pmDE	1.0	EpRAm	1990.37	EpDEm	1990.69
Num	12	Q RAmdeg	0.9	Q DEmdeg	1.0	Q pmRA	0.9
Q pmDE	1.0	BTmag	9.858	E BTmag	0.022	VTmag	8.766
E VTmag	0.013	Prox	817	TYC	T	HIP	101007
CCDM		RAdeg	307.17419528	DEdeg	39.18817778	EpRA 1990	1.64
EpDE 1990	1.74	E RAdeg	8.6	E DEdeg	8.2	Posflg
Corr	0.0

Hipparcos

Catalog	H	HIP	101007	Proxy		RAhms	20 28 41.81
DEdms	+39 11 17.4	Vmag	8.7	VarFlag		R Vmag	H
RAdeg	307.174	DEdeg	39.1882	AstroRef		Plx	10.68
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD		BD	BD+38 4105
CD		CP		Dm number	+38 4105	VIred	0.93
SpType	K0	R SpType		Coord arcsec 2000	202841.81+391117.4

Hipparcos 2

HIP	101007	Sn	5	So	0	Nc	1
RArad	5.3612010428	DErad	0.6839626157	Plx	10.02	PmRA	28.37
PmDE	48.99	E RArad	0.6	E DErad	0.69	E Plx	0.83
E pmRA	0.68	E pmDE	0.74	Hpmag	8.8583	E Hpmag	0.0018
SHp	0.021	VA	0	BV	0.926	E BV	0.019
VI	0.92

20287+3911 B

Componente originario normalizzato	AB		Coord arcsec 2000	202842.21+391036.5		Mag	14.3		PmRA	31.00
PmDE	53.0		Calc delta mag	5.53		Calc coord	yes