20413+2430 POU 4870 AB

20^h 41^m 20.52^s +24° 30' 31.6" P.A. 146.00 sep 17.6 mag 12.80,14.10

Coord 2000	20413+2430	Discov num	POU4870	Comp	AB	Coord arcsec 2000	20 41 20.52 +24 30 31.6
Date first	1899	Date last	2015	Obs	9
Pa first	153	Pa last	145.8	P.A. Now (θ)	145.8°
Sep first	18.1	Sep last	17.562	Sep. Now (ρ)	17.562"
Mag pri	12.80	Mag sec	14.10	delta mag (ΔM)	1.3	Spectral class
Pri motion ra	-009	Sec motion ra	+020
Pri motion dec	-003	Sec motion dec	+010
Notes

rPM=1.421

This double is not physical.

20413+2430 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 41 21 +24 30 32	POU 4870 AB	2015	9	146	17.6	12.80	14.10	1.30		<===
Show			20 41 21 +24 30 17	BKO 625 BC	2015	6	169	10.7	14.10	15.40	1.30

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Vulpecula

Gaia DR2

1843421266486233216

WDS 20413+2430 POU 4870 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
20413+2430	POU4870	AB	2008	3	146	17.7	12.80	14.10		D	204120.52+243031.6
20413+2430	POU4870	AB	2015	5	146	17.5	12.80	14.10			204120.52+243031.6

If you need more information about this double, apply for a data request form to the WDS.

WDS 20413+2430 POU 4870 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20413+2430 POU 4870 AB : MEASURES

No records found.

WDS 20413+2430 : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 20413+2430 : ALADIN DSS IMAGE @ 20^h 41^m 20.52^s +24° 30' 31.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20413+2430 POU 4870 AB : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		20413+2430	POU4870	AB	146	17.6
Show		20413+2430	BKO 625	BC	169	10.7	1
Show		20412+2433	BKO 624		197	3.3	4
Show		20411+2426	POU4863		278	11.8	6
Show		20416+2424	POU4872		268	6.4	8
Show		20417+2437	POU4879		94	8.5	9
Show		20421+2432	POU4891		8	13.3	12
Show		20411+2419	POU4860		206	18.6	13
Show		20419+2439	POU4882		145	9.5	13
Show		20410+2419	POU4856		145	12.4	13
Show		20404+2425	POU4847		55	21.5	14
Show		20410+2443	POU4858		142	18.0	14
Show		20404+2422	POU4842		129	13.2	17
Show		20411+2414	POU4861		98	3.0	17
Show		20422+2442	POU4892		169	14.9	17
Show		20412+2448	POU4868		140	15.5	18
Show		20425+2439	POU4902		141	8.7	19
Show		20410+2449	POU4865		145	5.4	19
Show		20427+2427	POU4905		93	9.3	19
Show		20417+2449	POU4877	AB	36	8.5	20
Show		20417+2449	POU4878	AC	321	15.9	20
Show		20419+2448	POU4881		211	10.4	20
Show		20402+2418	POU4837		210	16.8	21
Show		20405+2448	POU4850		280	5.3	21
Show		20398+2439	POU4824		232	11.7	23
Show		20400+2417	POU4831		190	8.5	24
Show		20420+2452	POU4886	AB	122	15.5	24
Show		20420+2452	POU4887	AC	113	28.7	24
Show		20430+2421	POU4910		114	15.9	24
Show		20397+2421	BKO 616		198	3.7	25
Show		20403+2451	POU4845		150	15.4	25
Show		20398+2417	BKO 618		314	9.1	26
Show		20398+2446	POU4826		20	5.6	26
Show		20401+2450	POU4834		35	5.7	26
Show		20397+2419	POU4818		303	14.8	26
Show		20425+2451	POU4903		126	8.5	27
Show		20398+2447	POU4828		343	18.1	27
Show		20434+2434	POU4916		276	14.8	28
Show		20395+2444	POU4813		41	16.9	29
Show		20396+2417	POU4810		224	11.6	29
Show		20393+2437	POU4804		336	4.4	29
Show		20415+2459	POU4874		198	8.8	30
Show		20398+2410	POU4823		75	14.0	30
Show		20423+2457	POU4897		185	9.5	31
Show		20435+2420	BKO 847		347	10.4	31
Show		20433+2444	POU4917	AB	253	11.6	31
Show		20433+2444	POU4918	AC	208	16.6	31
Show		20414+2500	J 512		89	2.4	31
Show		20400+2405	A 2794		160	1.7	32
Show		20401+2458	POU4840		16	14.8	32
Show		20437+2436	POU4925		10	13.9	32

WDS 20413+2430 : COMPONENTS

	A	B
B	pa=146.8° sep=17.69"
C	pa=155.5° sep=27.77"	pa=170.2° sep=10.63"

20413+2430 A

Coord arcsec 2000

204120.52+243031.6

Mag

12.8

PmRA

-9.00

PmDE

-3.0

20413+2430 B

Coord arcsec 2000	204121.23+243016.8		Coord calc	204121.23+243016.8		Mag	14.1		PmRA	20.00
PmDE	10.0		Calc delta mag	1.3

20413+2430 C

Coord arcsec 2000	204121.36+243006.3		Mag	15.4		PmRA	38.00		PmDE	-24.0
Calc delta mag	2.6		Calc coord	yes