20248+5534 TDS 1071

20^h 24^m 50.31^s +55° 33' 43.8" P.A. 184.00 sep 0.9 mag 9.98,11.33 Sp A2

Coord 2000	20248+5534	Discov num	TDS1071	Comp		Coord arcsec 2000	20 24 50.31 +55 33 43.8
Date first	1991	Date last	2010	Obs	2
Pa first	197	Pa last	183.7	P.A. Now (θ)	183.7°
Sep first	0.9	Sep last	0.879	Sep. Now (ρ)	0.879"
Mag pri	9.98	Mag sec	11.33	delta mag (ΔM)	1.35	Spectral class	A2 (white)
Pri motion ra	+009	Sec motion ra	+009
Pri motion dec	+003	Sec motion dec	+003
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3941-00896-1

Gaia DR2

2186806650576629888

WDS 20248+5534 TDS 1071 : 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
20248+5534	TDS1071		1991	1	197	0.9	9.98	11.33			202450.31+553343.8
20248+5534	TDS1071		2010	2	184	0.9	9.98	11.33	A2		202450.31+553343.8

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WDS 20248+5534 TDS 1071 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20248+5534 TDS 1071 : MEASURES

No records found.

WDS 20248+5534 : VIRTUAL EYEPIECE

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WDS 20248+5534 : ALADIN DSS IMAGE @ 20^h 24^m 50.31^s +55° 33' 43.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20248+5534 TDS 1071 : 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		20248+5534	TDS1071		184	0.9
Show		20246+5527	MLR 588		245	0.2	8
Show		20256+5544	KPP4196		114	2.7	13
Show		20260+5526	STI2527		81	5.2	13
Show		20244+5509	TDT2241		263	1.7	25
Show		20257+5508	A 1429		187	0.7	27
Show		20243+5602	TDT2239		256	1.7	30
Show		20281+5513	STI2533		198	10.0	35
Show		20264+5500	STI2528		214	10.1	37
Show		20258+5612	TDT2262		95	0.8	40
Show		20209+5511	TDT2197		241	2.0	41
Show		20202+5540	STI2519		119	13.2	41
Show		20231+5504	OL 74		41	3.9	44
Show		20278+5456	TDT2293		261	0.8	46
Show		20265+5619	BU 433	AB	207	7.6	48
Show		20265+5619	BU 433	AC	241	29.3	48
Show		20247+5446	TDT2247		213	0.6	49
Show		20295+5604	KUI 97		129	0.8	50
Show		20255+5441	HJ 1516	AB	147	47.3	54
Show		20255+5441	HJ 1516	AC	204	50.3	54
Show		20184+5524	STF2671	CD	138	5.3	55
Show		20185+5542	BU 1260		135	0.3	55
Show		20184+5524	STF2671	AB	337	3.8	56
Show		20184+5524	STF2671	AC	53	87.2	56
Show		20184+5524	WOR 52	AE	54	30.3	56
Show		20312+5519	A 1678		351	2.4	56
Show		20194+5607	STF2669	AB	259	23.4	57
Show		20194+5607	BU 1486	AC	162	18.4	57
Show		20252+5437	STI2524		60	14.0	58
Show		20315+5520	TDS1079		126	0.9	59
Show		20189+5503	KPP 932		255	7.7	60
Show		20255+5434	GIC 157		298	27.6	61
Show		20300+5621	STI2537		343	12.7	64
Show		20222+5437	STI2521		123	7.1	65
Show		20264+5638	STF2687		118	25.1	66
Show		20315+5611	HJ 1540	AB	346	22.7	68
Show		20315+5611	HJ 1540	AC	130	40.7	68
Show		20284+5430	STF2693		12	13.7	71
Show		20298+5436	STI2536		91	7.5	72
Show		20164+5542	KR 49		114	1.7	72
Show		20208+5639	STI2520		162	10.8	74
Show		20306+5439	MLR 589		310	1.6	74
Show		20239+5420	HDS2914		213	0.2	75
Show		20155+5546	STI2515		83	13.5	80
Show		20337+5616	HJ 1545		180	15.5	87
Show		20289+5655	STI2535	AB	227	13.6	89
Show		20289+5655	TOB 187	AC	132	26.9	89
Show		20289+5655	TOB 187	AD	189	31.2	89
Show		20147+5509	TDT2115		265	2.2	90
Show		20305+5651	TDT2330		63	0.6	91
Show		20298+5654	TDT2322		20	1.7	91

WDS 20248+5534 : COMPONENTS

	A
B	pa=182.1° sep=0.88"

20248+5534 A

Componente originario normalizzato	AB		Coord arcsec 2000	202450.31+553343.8		Mag	9.98		Spectral class	A2 (white)
PmRA	9.00		PmDE	3.0		Tycho2	3941-00896-1

Tycho2

Tycho2	3941-00896-1	Pflag	P	RAmdeg	306.20962309	DEmdeg	55.56217418
PmRA	8.8	PmDE	2.7	E RAmdeg	16	E DEmdeg	19
E pmRA	3.7	E pmDE	4.1	EpRAm	1991.50	EpDEm	1991.46
Num	3	Q RAmdeg	1.8	Q DEmdeg	0.1	Q pmRA	1.8
Q pmDE	0.1	BTmag	10.398	E BTmag	0.030	VTmag	9.978
E VTmag	0.028	Prox	9	TYC	T	HIP
CCDM		RAdeg	306.20960556	DEdeg	55.56220306	EpRA 1990	1.73
EpDE 1990	1.73	E RAdeg	16.1	E DEdeg	18.5	Posflg	D
Corr	0.1

20248+5534 B

Componente originario normalizzato	AB		Coord arcsec 2000	202450.31+553342.9		Mag	11.33		PmRA	9.00
PmDE	3.0		Tycho2	3941-00896-2		Calc delta mag	1.35		Calc coord	yes

Tycho2

Tycho2	3941-00896-2	Pflag	P	RAmdeg	306.20962309	DEmdeg	55.56217418
PmRA	8.8	PmDE	2.7	E RAmdeg	16	E DEmdeg	19
E pmRA	3.7	E pmDE	4.1	EpRAm	1991.50	EpDEm	1991.46
Num	3	Q RAmdeg	1.8	Q DEmdeg	0.1	Q pmRA	1.8
Q pmDE	0.1	BTmag	11.761	E BTmag	0.073	VTmag	11.328
E VTmag	0.086	Prox	9	TYC		HIP
CCDM		RAdeg	306.20947972	DEdeg	55.56196056	EpRA 1990	1.73
EpDE 1990	1.73	E RAdeg	45.6	E DEdeg	53.4	Posflg	D
Corr	0.1