20520+3547 TDT 2589

20^h 52^m 02.54^s +35° 47' 17.5" P.A. 192.00 sep 0.5 mag 10.93,11.13

Coord 2000	20520+3547	Discov num	TDT2589	Comp		Coord arcsec 2000	20 52 02.54 +35 47 17.5
Date first	1991	Date last	1991	Obs	1
Pa first	192	Pa last	191.6	P.A. Now (θ)	191.6°
Sep first	0.5	Sep last	0.49	Sep. Now (ρ)	0.49"
Mag pri	10.93	Mag sec	11.13	delta mag (ΔM)	0.2	Spectral class
Pri motion ra	+002	Sec motion ra	+002
Pri motion dec	+004	Sec motion dec	+004
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

2700-01057-1

Gaia DR2

1869899125699072640

WDS 20520+3547 TDT 2589 : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20520+3547	TDT2589		1991	1	192	0.5	10.93	11.13			205202.54+354717.5

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WDS 20520+3547 TDT 2589 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20520+3547 TDT 2589 : MEASURES

No records found.

WDS 20520+3547 : VIRTUAL EYEPIECE

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WDS 20520+3547 : ALADIN DSS IMAGE @ 20^h 52^m 02.54^s +35° 47' 17.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20520+3547 TDT 2589 : 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		20520+3547	TDT2589		192	0.5
Show		20522+3544	HJ 1586		260	16.2	5
Show		20513+3546	TDT2580		151	0.7	9
Show		20528+3602	TDT2598		227	0.5	18
Show		20506+3552	SEI1273		159	24.1	19
Show		20535+3534	SEI1295		32	9.6	22
Show		20536+3605	SEI1297		270	18.6	27
Show		20531+3610	SEI1291		103	9.0	27
Show		20501+3534	TDT2567		125	0.4	28
Show		20499+3531	SEI1266		179	10.5	31
Show		20494+3548	SEI1262		301	6.1	32
Show		20506+3615	SEI1274		243	33.5	34
Show		20542+3528	GRV 394		6	71.0	34
Show		20522+3513	HO 145		286	16.9	35
Show		20503+3615	TDT2569		55	0.4	35
Show		20536+3514	HO 146		46	0.4	39
Show		20538+3622	SEI1302		47	25.0	41
Show		20537+3512	SEI1298		15	28.2	42
Show		20485+3550	SEI1254		20	22.3	44
Show		20551+3523	SEI1310		281	29.3	45
Show		20557+3540	SEI1316		24	12.3	46
Show		20544+3625	POP 157		224	3.0	47
Show		20485+3608	SEI1253		83	24.1	49
Show		20490+3619	COU1811		255	0.8	49
Show		20560+3546	COU2134		264	0.6	49
Show		20481+3554	SEI1252		115	17.3	49
Show		20561+3541	TDT2641		50	1.7	50
Show		20505+3635	SEI1271	AB	27	14.9	52
Show		20505+3635	SEI1272	AC	185	20.4	52
Show		20562+3538	HU 763		329	1.5	52
Show		20533+3639	SEI1293		53	14.2	54
Show		20540+3459	SEI1303		139	20.7	54
Show		20508+3641	SEI1276		266	22.6	56
Show		20521+3645	ES 250		88	4.4	58
Show		20562+3614	SEI1323		169	21.2	59
Show		20562+3616	TOB 202		179	18.1	59
Show		20500+3640	TOB 199		109	18.8	59
Show		20502+3642	SEI1270		211	23.1	59
Show		20528+3646	COU2221		30	0.3	60
Show		20471+3545	SEI1247		78	25.6	60
Show		20489+3503	SEI1257	AB	215	17.9	60
Show		20535+3645	SEI1296		278	10.5	61
Show		20503+3645	TDT2568		174	2.4	62
Show		20491+3640	SEI1260		42	7.5	65
Show		20512+3650	SEI1280		5	3.8	65
Show		20465+3550	ES 2196		70	5.6	67
Show		20544+3648	SEI1306		306	17.1	67
Show		20490+3451	SEI1259		88	15.5	68
Show		20526+3655	A 1435		6	0.5	68
Show		20521+3439	RAO 521		-1	0.2	68
Show		20474+3629	FYM 126	CD	112	9.4	69

WDS 20520+3547 : COMPONENTS

	A
B	pa=189.5° sep=0.49"

20520+3547 A

Componente originario normalizzato	AB		Coord arcsec 2000	205202.54+354717.5		Mag	10.93		PmRA	2.00
PmDE	4.0		Tycho2	2700-01057-1

Tycho2

Tycho2	2700-01057-1	Pflag		RAmdeg	313.01055520	DEmdeg	35.78813558
PmRA	1.9	PmDE	3.8	E RAmdeg	26	E DEmdeg	23
E pmRA	1.9	E pmDE	1.8	EpRAm	1988.45	EpDEm	1988.72
Num	6	Q RAmdeg	1.5	Q DEmdeg	1.4	Q pmRA	1.4
Q pmDE	1.4	BTmag	12.162	E BTmag	0.106	VTmag	10.329
E VTmag	0.031	Prox	999	TYC	T	HIP
CCDM		RAdeg	313.01054611	DEdeg	35.78813361	EpRA 1990	1.56
EpDE 1990	1.76	E RAdeg	28.4	E DEdeg	25.3	Posflg
Corr	0.1

20520+3547 B

Componente originario normalizzato	AB		Coord arcsec 2000	205202.53+354717.0		Mag	11.13		PmRA	2.00
PmDE	4.0		Calc delta mag	0.2		Calc coord	yes