20571+4658 TDS 1108

20^h 57^m 05.95^s +46° 58' 28.2" P.A. 96.00 sep 1.0 mag 10.91,12.59

Coord 2000	20571+4658	Discov num	TDS1108	Comp		Coord arcsec 2000	20 57 05.95 +46 58 28.2
Date first	1991	Date last	1991	Obs	1
Pa first	96	Pa last	96.2	P.A. Now (θ)	96.2°
Sep first	1.0	Sep last	0.997	Sep. Now (ρ)	0.997"
Mag pri	10.91	Mag sec	12.59	delta mag (ΔM)	1.68	Spectral class
Pri motion ra	+006	Sec motion ra	+006
Pri motion dec	-003	Sec motion dec	-003
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3579-00445-1

Gaia DR2

2163818409378238976

WDS 20571+4658 TDS 1108 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
TDS		Tycho Double Star (from additional DD list)	...................
TDT		Tycho Double Star (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20571+4658	TDS1108		1991	1	96	1.0	10.91	12.59			205705.95+465828.2

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WDS 20571+4658 TDS 1108 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20571+4658 TDS 1108 : MEASURES

No records found.

WDS 20571+4658 : VIRTUAL EYEPIECE

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WDS 20571+4658 : ALADIN DSS IMAGE @ 20^h 57^m 05.95^s +46° 58' 28.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20571+4658 TDS 1108 : 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		20571+4658	TDS1108		96	1.0	1
Show		20566+4712	HDS2982		161	0.1	15
Show		20597+4658	ES 1166		114	1.6	24
Show		20571+4632	TDT2653		301	2.3	27
Show		20558+4722	TOB 200		91	11.5	27
Show		20555+4722	TOB 201	CD	71	10.3	29
Show		20555+4722	TOB 201	AB	82	20.0	29
Show		20555+4722	TOB 201	AC	146	13.4	29
Show		20555+4722	TOB 201	AD	114	18.9	29
Show		20555+4723	TDT2632	Aa,Ab	169	0.6	30
Show		20555+4723	ES 95	AB	268	6.5	30
Show		20555+4723	HJ 1597	AC	127	13.6	30
Show		20585+4626	TDT2667		17	1.1	36
Show		20587+4734	A 757		103	4.1	40
Show		20598+4731	MCA 65	Aa,Ab	334	0.1	43
Show		20598+4731	STF2743	AB	353	21.0	43
Show		20598+4731	STF2743	AC	140	26.5	43
Show		20598+4731	STF2743	AD	222	39.3	43
Show		20598+4731	STF2743	AE	59	70.6	43
Show		20539+4632	ES 673		76	5.2	44
Show		20546+4732	HJ 1594		48	9.1	45
Show		20562+4615	A 753	AB	256	1.0	45
Show		20562+4615	A 753	AB,C	263	9.3	45
Show		21008+4635	BU 156		235	0.9	46
Show		20531+4615	HJ 1591		134	10.1	46
Show		21009+4730	BU 1290	AB	35	9.3	50
Show		21009+4730	BU 1290	AC	266	3.5	50
Show		21009+4730	BU 1290	BD	22	2.5	51
Show		20522+4653	BRT2278		196	3.2	51
Show		20547+4614	YSC 163		101	0.7	52
Show		20598+4743	ES 815		229	6.4	53
Show		20577+4752	KPP2318		76	19.6	54
Show		21022+4641	ES 1167	AB	226	5.2	56
Show		21022+4641	ES 1167	AC	73	18.8	56
Show		20567+4754	ES 814	AB		6.0	56
Show		20567+4754	CRB 14	AC	58	6.4	56
Show		21016+4730	HDS2997		232	1.9	57
Show		21011+4738	RAO 446		338	1.7	57
Show		20557+4755	ES 813		237	7.3	58
Show		20517+4721	TDT2584		177	2.4	60
Show		21012+4609	STT 426	AB	159	2.9	65
Show		21012+4609	CIA 21	Aa,Ab	30	0.0	65
Show		21037+4652	YSC 14		182	0.1	69
Show		21032+4631	TDT2714		22	0.5	69
Show		20527+4607	A 750		211	0.1	69
Show		20508+4628	BRT2276	AB	254	3.7	72
Show		20508+4628	FYM 314	AC	149	9.5	72
Show		20508+4628	FYM 314	AD	86	11.2	72
Show		20501+4635	ES 671		91	1.6	76
Show		20499+4640	BU 250		7	18.3	77
Show		20502+4732	ES 672		166	4.6	78

WDS 20571+4658 : COMPONENTS

	A
B	pa=99.0° sep=0.68"

20571+4658 A

Componente originario normalizzato	AB		Coord arcsec 2000	205705.95+465828.2		Mag	10.91		PmRA	6.00
PmDE	-3.0		Tycho2	3579-00445-1

Tycho2

Tycho2	3579-00445-1	Pflag	P	RAmdeg	314.27479605	DEmdeg	46.97450873
PmRA	6.0	PmDE	-3.0	E RAmdeg	42	E DEmdeg	42
E pmRA	1.7	E pmDE	1.6	EpRAm	1984.99	EpDEm	1983.64
Num	4	Q RAmdeg	2.0	Q DEmdeg	1.8	Q pmRA	2.1
Q pmDE	1.7	BTmag	11.505	E BTmag	0.067	VTmag	10.911
E VTmag	0.066	Prox	10	TYC	T	HIP
CCDM		RAdeg	314.27467222	DEdeg	46.97452361	EpRA 1990	1.79
EpDE 1990	1.80	E RAdeg	43.5	E DEdeg	43.8	Posflg	D
Corr	0.0

20571+4658 B

Componente originario normalizzato	AB		Coord arcsec 2000	205706.02+465828.1		Mag	12.59		PmRA	6.00
PmDE	-3.0		Tycho2	3579-00445-2		Calc delta mag	1.68		Calc coord	yes

Tycho2

Tycho2	3579-00445-2	Pflag	P	RAmdeg	314.27479605	DEmdeg	46.97450873
PmRA	6.0	PmDE	-3.0	E RAmdeg	42	E DEmdeg	42
E pmRA	1.7	E pmDE	1.6	EpRAm	1984.99	EpDEm	1983.64
Num	4	Q RAmdeg	2.0	Q DEmdeg	1.8	Q pmRA	2.1
Q pmDE	1.7	BTmag	12.225	E BTmag	0.150	VTmag	12.588
E VTmag	0.242	Prox	10	TYC		HIP
CCDM		RAdeg	314.27507583	DEdeg	46.97449361	EpRA 1990	1.79
EpDE 1990	1.80	E RAdeg	93.8	E DEdeg	95.9	Posflg	D
Corr	0.0