20247+3523 SEI 1117

20^h 24^m 43.52^s +35° 23' 28.9" P.A. 127.00 sep 13.1 mag 11.80,11.60

Coord 2000	20247+3523	Discov num	SEI1117	Comp		Coord arcsec 2000	20 24 43.52 +35 23 28.9
Date first	1896	Date last	2015	Obs	15
Pa first	124	Pa last	126.9	P.A. Now (θ)	126.9°
Sep first	13.9	Sep last	13.071	Sep. Now (ρ)	13.071"
Mag pri	11.80	Mag sec	11.60	delta mag (ΔM)	0.2	Spectral class
Pri motion ra	+008	Sec motion ra	+000
Pri motion dec	+003	Sec motion dec	-004
Notes

rPM=1.244

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

2693-00562-1

Gaia DR2

2057196189837139840

WDS 20247+3523 SEI 1117 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Sei1908	Pa -	Scheiner, J.	1908POPot..59.....S
Sei1908	+Po	Pub. Obs. Potsdam 20, #59, 1908
Sei1913A	Pa -	Scheiner, J.	1913QB811.B8.......
Sei1913A		cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Sei1932A	Pa -	Scheiner, J.	1932QB821.A43......
Sei1932A		cited in ADS (Aitken Double Star Cat.), 1932

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20247+3523	SEI1117		1999	7	126	13.1	11.80	12.15		D	202443.52+352328.9
20247+3523	SEI1117		2009	8	127	13.0	11.80	12.15		D	202443.52+352328.9
20247+3523	SEI1117		2010	10	127	13.0	11.80	11.60			202443.52+352328.9
20247+3523	SEI1117		2015	11	127	13.1	11.80	11.60			202443.52+352328.9

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WDS 20247+3523 SEI 1117 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20247+3523 SEI 1117 : MEASURES

No records found.

WDS 20247+3523 : VIRTUAL EYEPIECE

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WDS 20247+3523 : ALADIN DSS IMAGE @ 20^h 24^m 43.52^s +35° 23' 28.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20247+3523 SEI 1117 : 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		20247+3523	SEI1117		127	13.1
Show		20251+3522	SEI1118		150	9.4	6
Show		20252+3522	SEI1120		217	27.3	7
Show		20242+3516	ES 2303	AB	23	5.3	9
Show		20242+3516	POP1230	AC	147	45.9	9
Show		20238+3531	SEI1114		55	18.1	14
Show		20243+3507	POP 80		328	2.9	17
Show		20260+3512	COU2129		163	0.1	20
Show		20235+3540	FYM 176	BC	34	8.4	22
Show		20248+3545	BU 432		196	1.5	23
Show		20235+3540	SEI1109	AB	111	27.6	23
Show		20258+3504	TDT2264		59	1.2	24
Show		20232+3542	FYM 177	EF	123	9.0	26
Show		20232+3542	HJ 1506	AB	204	9.2	27
Show		20232+3542	HJ 1506	AC	194	35.5	27
Show		20232+3542	FYM 177	AD	125	28.9	27
Show		20242+3456	POP 94		150	2.8	28
Show		20247+3454	GRV 338		20	54.6	30
Show		20260+3549	HDS2922		143	0.6	30
Show		20262+3547	COU2130	Aa,Ab	61	0.5	30
Show		20262+3547	SEI1125	AB	250	19.2	30
Show		20252+3554	SEI1119		212	7.0	31
Show		20255+3553	A 47		176	1.6	32
Show		20237+3553	SEI1113		341	13.9	32
Show		20218+3525	TDT2205		351	0.5	36
Show		20236+3605	SEI1110		156	11.8	45
Show		20212+3537	ES 28		251	21.6	45
Show		20210+3525	POP 129	AB	289	55.6	46
Show		20210+3525	POP 129	AD	215	82.5	46
Show		20210+3525	POP 129	DE	258	13.5	47
Show		20210+3525	POP 129	BC	33	6.1	47
Show		20257+3609	TDT2260		3	2.7	47
Show		20207+3512	COU2218		88	0.2	51
Show		20278+3447	COU2131	AB	281	1.1	53
Show		20278+3447	GII 86	Aa,Ab	113	0.4	53
Show		20290+3535	COU1959		323	0.4	54
Show		20288+3541	SEI1130		26	11.3	54
Show		20277+3605	ES 2193	AB	334	4.9	55
Show		20277+3605	ES 2193	AC	231	7.4	55
Show		20277+3605	ES 2193	AD	33	12.7	55
Show		20235+3618	ES 2191		181	1.9	57
Show		20239+3426	COU1950		265	1.1	58
Show		20291+3550	HO 594	AB	212	15.9	60
Show		20291+3550	GRF 16	AC	163	104.0	60
Show		20198+3509	COU2217		27	1.0	62
Show		20288+3447	COU2132		108	1.2	62
Show		20199+3506	TDT2174		227	0.5	62
Show		20266+3424	TDT2274		339	0.5	65
Show		20294+3447	GCB 53		338	4.3	71
Show		20306+3525	COU1961		205	0.4	71
Show		20260+3414	COU1953		163	0.8	73

WDS 20247+3523 : COMPONENTS

	A
B	pa=132.6° sep=11.58"

20247+3523 A

Componente originario normalizzato	AB		Coord arcsec 2000	202443.52+352328.9		Mag	11.8		PmRA	8.00
PmDE	3.0		Tycho2	2693-00229-1

Tycho2

Tycho2	2693-00229-1	Pflag		RAmdeg	306.18491840	DEmdeg	35.38921532
PmRA	0.9	PmDE	0.0	E RAmdeg	73	E DEmdeg	64
E pmRA	2.2	E pmDE	2.0	EpRAm	1972.64	EpDEm	1976.78
Num	6	Q RAmdeg	0.5	Q DEmdeg	1.0	Q pmRA	0.5
Q pmDE	1.0	BTmag	12.557	E BTmag	0.184	VTmag	12.146
E VTmag	0.167	Prox	131	TYC		HIP
CCDM		RAdeg	306.18491667	DEdeg	35.38921306	EpRA 1990	1.44
EpDE 1990	1.62	E RAdeg	85.2	E DEdeg	71.1	Posflg
Corr	0.1

20247+3523 B

Componente originario normalizzato	AB		Coord arcsec 2000	202444.22+352321.1		Mag	11.6		PmRA	0.00
PmDE	-4.0		Calc delta mag	0.2		Calc coord	yes