20057+2320 POU 4209 AB

20^h 05^m 40.29^s +23° 20' 26.9" P.A. 51.00 sep 15.1 mag 11.10,12.70

Coord 2000	20057+2320	Discov num	POU4209	Comp	AB	Coord arcsec 2000	20 05 40.29 +23 20 26.9
Date first	1894	Date last	2015	Obs	7
Pa first	55	Pa last	51	P.A. Now (θ)	51°
Sep first	17.5	Sep last	15.11	Sep. Now (ρ)	15.11"
Mag pri	11.10	Mag sec	12.70	delta mag (ΔM)	1.6	Spectral class
Pri motion ra	-001	Sec motion ra	-022
Pri motion dec	-007	Sec motion dec	-010
Notes

rPM=0.878

This double is not physical.

20057+2320 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 05 40 +23 20 27	POU 4209 AB	2015	7	51	15.1	11.10	12.70	1.60		<===
Show			20 05 40 +23 20 27	POU 4210 AC	2015	5	286	13.8	11.10	13.30	2.20
Show			20 05 40 +23 20 27	BKO 759 AD	2009	1	222	1.6	11.10	12.00	0.90

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Vulpecula

Tycho2

2154-02441-1

Gaia DR2

1833190379504456064

WDS 20057+2320 POU 4209 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Bko2002	C -	Ladanyi, T. & Berko, E.	...................
Bko2002		Webb Soc., Double Star Circ. 10, 2002
Bko2003	C u	Ladanyi, T., Berko, E. & Vaskuti, G	...................
Bko2003		Webb Soc., Double Star Circ. 11, 2003
Bko2004	C u	Berko, E., Ladanyi, T. & Vaskuti, G	...................
Bko2004		Webb Soc., Double Star Circ. 12, 2004
Bko2005	C u	Berko, E., Ladanyi, T. & Vaskuti, G	...................
Bko2005		Webb Soc., Double Star Circ. 13, 2005
Bko2008	C u	Berko, E. & Vaskuti, G.	...................
Bko2008		Webb Soc., Double Star Circ. 16, 2008
Bko2008b	C u	Berko, E.	2008JDSO....4..144B
Bko2008b		JDSO 4, 144, 2008
Bko2009	C u	Berko, E.	2009JDSO....5...49B
Bko2009		JDSO 5, 49, 2009
Bko2009b	C u	Berko, E.	2009JDSO....5..168B
Bko2009b		JDSO 5, 168, 2009
Bko2009c	C u	Berko, E.	...................
Bko2009c		Webb Soc., Double Star Circ. 17, 2009
Bko2009d	C u	Berko, E.	2009JDSO....5..189B
Bko2009d		JDSO 5, 189, 2009
Bko2010a	C u	Berko, E.	2010JDSO....6...21B
Bko2010a		JDSO 6, 21, 2010
Bko2010b	C u	Berko, E.	...................
Bko2010b		Webb Soc., Double Star Circ. 18, 2010
Bko2011a	C u	Berko, E.	2011JDSO....7....2B
Bko2011a		JDSO 7, 2, 2011
Bko2011b	C u	Berko, E.	...................
Bko2011b		Webb Soc., Double Star Circ. 19, 29, 2011 (BKO 898 - BKO 980)
Bko2011c	C u	Berko, E.	...................
Bko2011c		Webb Soc., Double Star Circ. 19, 42, 2011 (BKO 981 - BKO1042)
Bko2012	C u	Berko, E.	...................
Bko2012		Webb Soc., Double Star Circ. 20, 2012
Pou1933	Pa -	Pourteau, M. A.	.
Pou1933		Cat. des etoiles doubles de la zone +24deg de la carte photog. du ciel, 1933
Pou1933		(Obs. de Paris, H. Tessier) [QB821.P7]

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20057+2320	POU4209	AB	2000	4	51	15.7	11.10	12.70		D	200540.30+232027.0
20057+2320	POU4209	AB	2009	5	51	15.6	11.10	12.70		D	200540.30+232027.0
20057+2320	POU4209	AB	2015	7	51	15.1	11.10	12.70			200540.29+232026.9

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WDS 20057+2320 POU 4209 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20057+2320 POU 4209 AB : MEASURES

No records found.

WDS 20057+2320 : VIRTUAL EYEPIECE

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WDS 20057+2320 : ALADIN DSS IMAGE @

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

Error -22130
Not valid ID.

Error -22130
Not valid ID.
Error -27220
Not valid ID.