20486+2428 BKO 861 BC

20^h 48^m 30.87^s +24° 28' 03.3" P.A. 225.00 sep 2.0 mag 13.60,13.80

Coord 2000	20486+2428	Discov num	BKO 861	Comp	BC	Coord arcsec 2000	20 48 30.87 +24 28 03.3
Date first	2009	Date last	2009	Obs	1
Pa first	225	Pa last	224.7	P.A. Now (θ)	224.7°
Sep first	2.0	Sep last	1.98	Sep. Now (ρ)	1.98"
Mag pri	13.60	Mag sec	13.80	delta mag (ΔM)	0.2	Spectral class
Pri motion ra	-001	Sec motion ra
Pri motion dec	-010	Sec motion dec
Notes

Nature of this double is uncertain.

20486+2428 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 48 31 +24 28 18	POU 5009 AB	2015	5	183	14.8	13.80	13.60	0.20
Show			20 48 31 +24 28 03	BKO 861 BC	2009	1	225	2.0	13.60	13.80	0.20		<===

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Vulpecula

Gaia DR2

1842531731513845248

WDS 20486+2428 BKO 861 BC : 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
20486+2428	BKO 861	BC	2009	1	225	2.0	13.60	13.80			204830.87+242803.3

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

WDS 20486+2428 BKO 861 BC : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20486+2428 BKO 861 BC : MEASURES

No records found.

WDS 20486+2428 : VIRTUAL EYEPIECE

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

WDS 20486+2428 : ALADIN DSS IMAGE @ 20^h 48^m 30.87^s +24° 28' 03.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20486+2428 BKO 861 BC : 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		20486+2428	BKO 861	BC	225	2.0
Show		20486+2428	POU5009	AB	183	14.8	1
Show		20484+2426	BKO 859		264	8.6	4
Show		20488+2427	POU5014		141	13.2	4
Show		20480+2428	BKO 857		152	8.1	7
Show		20484+2422	POU5005		62	13.9	9
Show		20484+2416	POU5006		222	15.8	12
Show		20482+2416	HJ 1576		51	5.6	13
Show		20490+2439	POU5018		282	23.1	13
Show		20477+2422	POU4994		302	8.9	14
Show		20487+2442	BKO 863		277	4.3	14
Show		20491+2442	BKO 866		114	2.3	17
Show		20475+2421	POU4990		351	17.3	17
Show		20485+2444	POU5007		160	3.6	17
Show		20469+2426	POU4982		290	4.9	17
Show		20493+2440	BKO 867		349	4.6	17
Show		20486+2444	BKO 860		300	8.6	17
Show		20474+2419	POU4988		344	13.3	18
Show		20488+2446	POU5013		354	14.7	19
Show		20499+2422	POU5033		279	7.1	20
Show		20474+2417	POU4986		249	8.6	20
Show		20488+2449	POU5010		222	3.3	22
Show		20496+2444	POU5027		179	14.2	23
Show		20499+2412	POU5031	AB	320	17.8	25
Show		20499+2412	POU5032	AC	311	16.4	25
Show		20477+2406	POU4995		239	16.1	25
Show		20500+2412	BKO 875		167	4.5	26
Show		20494+2405	POU5022		44	10.8	26
Show		20499+2408	BKO 871		266	11.4	28
Show		20484+2401	KU 128		79	27.1	28
Show		20496+2404	POU5026		92	17.0	28
Show		20465+2432	POU4978	CD	2	6.5	28
Show		20465+2432	POU4977	AB	328	16.7	29
Show		20499+2407	BKO 872		93	11.8	29
Show		20474+2404	POU4987		173	12.9	29
Show		20494+2359	POU5023		291	13.2	32
Show		20499+2454	POU5035		54	9.8	32
Show		20485+2501	POU5008		312	7.8	33
Show		20499+2401	BKO 873		292	11.7	33
Show		20475+2458	POU4991		293	17.3	33
Show		20499+2456	BKO 870		235	8.3	34
Show		20497+2358	BKO 869		303	9.6	34
Show		20499+2402	POU5034		127	4.4	34
Show		20500+2401	NSN 795		225	4.8	35
Show		20490+2504	BKO 864		313	9.1	37
Show		20451+2414	POU4967		96	2.8	37
Show		20474+2502	POU4992		336	17.8	37
Show		20458+2428	POU4961		114	13.2	37
Show		20480+2504	POU5001		197	7.7	37
Show		20465+2403	POU4975		159	18.3	38
Show		20492+2504	POU5020		68	4.0	38

WDS 20486+2428 : COMPONENTS

	A	B
B	pa=190.8° sep=15.37"
C	pa=194.1° sep=17.02"	pa=222.0° sep=1.89"

20486+2428 A

Coord arcsec 2000

204831.08+242818.4

Mag

13.8

PmRA

-6.00

PmDE

0.0

20486+2428 B

Coord arcsec 2000	204830.87+242803.3		Coord calc	204830.87+242803.3		Mag	13.6		PmRA	-1.00
PmDE	-10.0		Calc delta mag	0.2

20486+2428 C

Coord arcsec 2000

204830.78+242801.9

Mag

13.8

Calc coord

yes