20443+5457 TDT 2508

20^h 44^m 20.74^s +54° 57' 21.6" P.A. 82.00 sep 0.8 mag 10.85,11.30

Coord 2000	20443+5457	Discov num	TDT2508	Comp		Coord arcsec 2000	20 44 20.74 +54 57 21.6
Date first	1991	Date last	1991	Obs	1
Pa first	82	Pa last	82	P.A. Now (θ)	82°
Sep first	0.8	Sep last	0.79	Sep. Now (ρ)	0.79"
Mag pri	10.85	Mag sec	11.30	delta mag (ΔM)	0.45	Spectral class
Pri motion ra	-007	Sec motion ra	-007
Pri motion dec	+011	Sec motion dec	+011
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3955-01865-1

Gaia DR2

2183715511072745344

WDS 20443+5457 TDT 2508 : 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
20443+5457	TDT2508		1991	1	82	0.8	10.85	11.30			204420.74+545721.6

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WDS 20443+5457 TDT 2508 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20443+5457 TDT 2508 : MEASURES

No records found.

WDS 20443+5457 : VIRTUAL EYEPIECE

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WDS 20443+5457 : ALADIN DSS IMAGE @ 20^h 44^m 20.74^s +54° 57' 21.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20443+5457 TDT 2508 : 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		20443+5457	TDT2508		82	0.8
Show		20433+5521	LLO 1		20	0.1	26
Show		20414+5454	TDS1090		226	1.0	26
Show		20448+5430	TOI1356		289	0.3	28
Show		20411+5504	TDS1089		252	1.4	29
Show		20421+5436	ES 994		11	4.7	29
Show		20419+5529	TDT2477		266	1.2	38
Show		20400+5515	HJ 1562	AB	167	21.7	42
Show		20400+5515	VBS 31	AC	13	45.6	42
Show		20396+5450	ES 993		194	2.0	44
Show		20402+5427	A 1682		49	1.4	47
Show		20388+5447	STI2550		183	12.4	50
Show		20385+5453	STI2548		168	13.8	51
Show		20506+5452	HJ 1587	AB	259	10.4	54
Show		20506+5452	DJU 5	AC	66	77.9	54
Show		20506+5452	DJU 5	CD	173	4.0	55
Show		20403+5413	OSO 129	AB	141	10.8	57
Show		20403+5413	OSO 129	AC	115	17.1	57
Show		20403+5413	OSO 129	AD	143	19.9	57
Show		20403+5413	OSO 129	AE	70	19.7	57
Show		20474+5407	ES 997		274	3.3	58
Show		20455+5401	HLD 41	AB	225	3.7	58
Show		20455+5401	HLD 41	AC	262	9.6	58
Show		20380+5522	STI2547		86	2.5	60
Show		20475+5553	HJ 1580		245	10.9	62
Show		20375+5437	STI2546		38	8.9	63
Show		20376+5429	KPP2376		92	20.5	66
Show		20369+5429	STI2545		159	3.2	70
Show		20368+5431	TDT2419		80	0.8	71
Show		20422+5606	OSW 74		88	127.2	71
Show		20443+5610	A 1684		141	2.1	74
Show		20472+5607	KR 52		64	4.6	74
Show		20351+5524	STI2542		337	5.5	76
Show		20424+5611	VKI 47		340	2.3	76
Show		20358+5435	ES 991	CD	120	2.6	77
Show		20358+5435	ES 991	AB	297	15.9	78
Show		20358+5435	ES 991	AC	106	61.7	78
Show		20354+5435	STI2543		208	3.2	82
Show		20515+5403	ARG 41	AB	194	11.2	83
Show		20515+5403	ARG 41	BC	250	11.3	83
Show		20404+5615	OSW 73		250	188.6	85
Show		20518+5357	TDT2586		350	0.8	89
Show		20377+5351	A 1681	AB	209	4.4	89
Show		20377+5351	A 1681	AC	339	56.9	89
Show		20365+5557	VBS 30	AB	141	4.6	90
Show		20365+5557	HJ 1556	AC	222	6.6	90
Show		20365+5557	VBS 30	AD	97	29.6	90
Show		20509+5342	TDT2576		57	0.7	95
Show		20331+5420	STI2539		255	10.1	105
Show		20383+5629	FOX 38		301	5.4	107
Show		20558+5417	CBL 89		150	14.4	108

WDS 20443+5457 : COMPONENTS

	A
B	pa=76.2° sep=0.46"

20443+5457 A

Componente originario normalizzato	AB		Coord arcsec 2000	204420.74+545721.6		Mag	10.85		PmRA	-7.00
PmDE	11.0		Tycho2	3955-01865-1

Tycho2

Tycho2	3955-01865-1	Pflag		RAmdeg	311.08655330	DEmdeg	54.95601915
PmRA	-7.0	PmDE	11.1	E RAmdeg	27	E DEmdeg	27
E pmRA	2.0	E pmDE	1.9	EpRAm	1988.14	EpDEm	1987.71
Num	5	Q RAmdeg	0.2	Q DEmdeg	0.5	Q pmRA	0.2
Q pmDE	0.5	BTmag	11.460	E BTmag	0.062	VTmag	10.486
E VTmag	0.040	Prox	999	TYC	T	HIP
CCDM		RAdeg	311.08658333	DEdeg	54.95599000	EpRA 1990	1.62
EpDE 1990	1.67	E RAdeg	31.1	E DEdeg	31.8	Posflg
Corr	0.1

20443+5457 B

Componente originario normalizzato	AB		Coord arcsec 2000	204420.79+545721.7		Mag	11.3		PmRA	-7.00
PmDE	11.0		Calc delta mag	0.45		Calc coord	yes