20158+3447 SEI 1047

20^h 15^m 52.69^s +34° 47' 36.2" P.A. 163.00 sep 21.0 mag 10.60,10.76

Coord 2000	20158+3447	Discov num	SEI1047	Comp		Coord arcsec 2000	20 15 52.69 +34 47 36.2
Date first	1896	Date last	2015	Obs	14
Pa first	165	Pa last	162.7	P.A. Now (θ)	162.7°
Sep first	21.9	Sep last	20.973	Sep. Now (ρ)	20.973"
Mag pri	10.60	Mag sec	10.76	delta mag (ΔM)	0.16	Spectral class
Pri motion ra	+000	Sec motion ra	+003
Pri motion dec	-009	Sec motion dec	+000
Notes

rPM=1.054

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

2680-01406-1

Gaia DR2

2055793586659609472

WDS 20158+3447 SEI 1047 : 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
20158+3447	SEI1047		2005	7	163	20.7	10.60	10.76		D	201552.69+344736.2
20158+3447	SEI1047		2010	9	164	20.3	10.60	10.76			201552.69+344736.2
20158+3447	SEI1047		2015	10	163	21.0	10.60	10.76			201552.69+344736.2

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WDS 20158+3447 SEI 1047 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20158+3447 SEI 1047 : MEASURES

No records found.

WDS 20158+3447 : VIRTUAL EYEPIECE

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WDS 20158+3447 : ALADIN DSS IMAGE @ 20^h 15^m 52.69^s +34° 47' 36.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20158+3447 SEI 1047 : 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		20158+3447	SEI1047		163	21.0
Show		20150+3500	ES 205		198	7.1	17
Show		20168+3435	TDT2137		110	0.6	18
Show		20144+3501	COU2216		207	0.6	23
Show		20139+3439	SEI1027		10	28.7	26
Show		20158+3417	DAM 206		174	5.0	31
Show		20155+3415	GCB 51		215	2.9	31
Show		20173+3420	SEI1064		254	23.9	33
Show		20133+3502	SKF2392	BD	346	14.0	35
Show		20133+3502	ARY 23	BC	339	65.0	35
Show		20133+3502	ARY 23	AB	28	81.6	35
Show		20130+3450	SEI1012		49	14.6	36
Show		20153+3412	DAM 205		359	8.6	36
Show		20146+3522	SEI1040		49	4.4	38
Show		20177+3518	ES 2302		341	3.4	39
Show		20158+3409	TDT2127		344	0.8	39
Show		20128+3439	TDT2091		24	1.0	40
Show		20127+3456	TDT2090		256	0.5	40
Show		20142+3522	ES 204		281	15.1	40
Show		20129+3432	TDT2093		20	0.4	40
Show		20144+3524	ES 244	BC	17	4.9	41
Show		20188+3507	A 286	AB	41	0.1	41
Show		20188+3507	BU 986	AB,C	240	4.2	41
Show		20188+3507	FOX 253	AB,D	341	46.6	41
Show		20188+3507	FYM 178	AB,E	75	12.7	41
Show		20188+3507	FYM 178	AB,F	289	27.8	41
Show		20144+3524	ES 244	CD	304	4.1	41
Show		20144+3524	ES 244	AB	130	41.2	41
Show		20129+3429	AG 250		53	8.9	42
Show		20124+3455	ABT9004		5	27.9	43
Show		20123+3451	AG 249	CD	352	6.3	45
Show		20165+3406	J 785	AB	25	2.7	45
Show		20165+3406	J 785	AC	12	10.2	45
Show		20123+3451	AG 249	AB	133	32.9	45
Show		20123+3451	AG 249	AC	30	13.0	45
Show		20160+3403	SMA 115		188	19.0	45
Show		20163+3532	ES 2249		158	4.9	46
Show		20144+3556	SEI1035		198	15.4	47
Show		20130+3416	LDS1035		193	17.3	48
Show		20120+3454	SEI 987		336	23.2	48
Show		20135+3526	COU2214	AB	31	1.1	49
Show		20135+3526	COU2214	AC	263	3.4	49
Show		20155+3536	SEI1045		325	29.1	49
Show		20120+3436	HO 120	AB	111	1.2	50
Show		20120+3436	HO 120	AC	200	24.2	50
Show		20131+3411	STTA203		37	88.4	51
Show		20120+3429	A 282	AB	207	0.3	52
Show		20120+3429	HO 121	AB,C	12	24.5	52
Show		20120+3429	HO 121	AB,D	11	42.0	52
Show		20117+3458	SEI 977		39	15.2	53
Show		20119+3510	SEI 988		3	3.8	53

WDS 20158+3447 : COMPONENTS

	A
B	pa=165.7° sep=20.67"

20158+3447 A

Componente originario normalizzato	AB		Coord arcsec 2000	201552.69+344736.2		Mag	10.6		PmRA	0.00
PmDE	-9.0		Tycho2	2680-01406-1

Tycho2

Tycho2	2680-01406-1	Pflag		RAmdeg	303.96953882	DEmdeg	34.79339032
PmRA	0.7	PmDE	-7.0	E RAmdeg	30	E DEmdeg	27
E pmRA	2.4	E pmDE	2.4	EpRAm	1986.39	EpDEm	1987.06
Num	5	Q RAmdeg	0.6	Q DEmdeg	1.0	Q pmRA	0.6
Q pmDE	1.0	BTmag	11.836	E BTmag	0.080	VTmag	10.604
E VTmag	0.043	Prox	212	TYC	T	HIP
CCDM		RAdeg	303.96952972	DEdeg	34.79340361	EpRA 1990	1.60
EpDE 1990	1.69	E RAdeg	38.6	E DEdeg	34.5	Posflg
Corr	0.2

20158+3447 B

Componente originario normalizzato	AB		Coord arcsec 2000	201553.11+344716.2		Mag	10.76		PmRA	3.00
PmDE	0.0		Tycho2	2680-00517-1		Calc delta mag	0.16		Calc coord	yes

Tycho2

Tycho2	2680-00517-1	Pflag		RAmdeg	303.97163916	DEmdeg	34.78778149
PmRA	6.8	PmDE	1.7	E RAmdeg	34	E DEmdeg	31
E pmRA	2.1	E pmDE	2.2	EpRAm	1988.37	EpDEm	1989.38
Num	4	Q RAmdeg	0.2	Q DEmdeg	0.5	Q pmRA	0.2
Q pmDE	0.5	BTmag	11.246	E BTmag	0.054	VTmag	10.756
E VTmag	0.052	Prox	212	TYC	T	HIP
CCDM		RAdeg	303.97162028	DEdeg	34.78777778	EpRA 1990	1.61
EpDE 1990	1.67	E RAdeg	35.1	E DEdeg	31.0	Posflg
Corr	0.2