21136+2508 BKO 888

21^h 13^m 34.83^s +25° 07' 42.8" P.A. 290.00 sep 5.9 mag 15.30,15.40

Coord 2000	21136+2508	Discov num	BKO 888	Comp		Coord arcsec 2000	21 13 34.83 +25 07 42.8
Date first	1999	Date last	2015	Obs	7
Pa first	284	Pa last	289.9	P.A. Now (θ)	289.9°
Sep first	6.1	Sep last	5.931	Sep. Now (ρ)	5.931"
Mag pri	15.30	Mag sec	15.40	delta mag (ΔM)	0.1	Spectral class
Pri motion ra	+016	Sec motion ra	-036
Pri motion dec	-035	Sec motion dec	+000
Notes

rPM=1.629

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Vulpecula

Gaia DR2

1840702762638909312

WDS 21136+2508 BKO 888 : 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

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21136+2508	BKO 888		2009	1	287	5.5	15.30	15.40			211334.83+250742.8
21136+2508	BKO 888		2010	4	288	4.9	15.30	15.40			211334.83+250742.8
21136+2508	BKO 888		2015	4	290	5.9	15.30	15.40			211334.83+250742.8

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

WDS 21136+2508 BKO 888 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21136+2508 BKO 888 : MEASURES

No records found.

WDS 21136+2508 : VIRTUAL EYEPIECE

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

WDS 21136+2508 : ALADIN DSS IMAGE @ 21^h 13^m 34.83^s +25° 07' 42.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21136+2508 BKO 888 : 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		21136+2508	BKO 888		290	5.9
Show		21137+2510	POU5273		89	4.8	5
Show		21136+2503	POU5272		39	7.4	5
Show		21139+2512	POU5276		108	5.8	6
Show		21131+2506	POU5261		93	8.2	7
Show		21135+2512	POU5269		270	4.5	7
Show		21132+2503	POU5263		299	2.2	7
Show		21133+2501	POU5266		329	11.9	8
Show		21133+2515	POU5265		33	20.6	8
Show		21140+2502	POU5279		237	10.9	9
Show		21130+2513	POU5260		194	6.3	9
Show		21143+2503	POU5285		319	12.8	12
Show		21134+2457	POU5267		111	6.2	12
Show		21128+2516	POU5251		302	18.1	14
Show		21129+2457	POU5257		156	14.9	14
Show		21124+2504	POU5248		49	9.2	16
Show		21143+2519	POU5286		160	17.9	16
Show		21143+2522	POU5283	AB	84	15.9	18
Show		21143+2522	POU5284	AC	78	7.7	18
Show		21147+2458	POU5289		132	5.1	18
Show		21149+2513	POU5290		323	11.1	19
Show		21150+2509	POU5291		319	6.1	20
Show		21126+2453	POU5250			4.7	20
Show		21145+2523	BKO 891		112	9.7	20
Show		21151+2511	POU5293		348	10.9	21
Show		21136+2446	POU5270		117	5.7	22
Show		21117+2505	POU5237		163	20.2	26
Show		21121+2451	POU5245		217	18.6	27
Show		21119+2524	COU 643		110	0.1	28
Show		21132+2441	POU5262		102	11.7	28
Show		21134+2536	LDS4871		2	123.6	28
Show		21119+2451	POU5243		73	12.7	30
Show		21125+2442	POU5249		93	6.5	30
Show		21153+2527	SLE 375		185	2.5	31
Show		21128+2436	POU5255		73	18.0	34
Show		21141+2436	POU5280		202	16.7	34
Show		21117+2447	POU5236		91	6.0	34
Show		21160+2512	POU5299		338	18.1	34
Show		21117+2443	POU5238		242	12.8	35
Show		21139+2432	POU5277		338	18.2	36
Show		21161+2517	POU5302		34	13.4	37
Show		21110+2519	POU5226		194	13.9	37
Show		21160+2524	POU5301		62	10.2	38
Show		21163+2504	POU5303		321	15.6	38
Show		21108+2458	POU5222		302	3.7	39
Show		21164+2505	POU5304		4	12.2	39
Show		21107+2512	POU5217		139	14.0	39
Show		21110+2448	POU5225		84	11.9	41
Show		21108+2452	POU5219	AB	145	8.0	41
Show		21108+2452	POU5220	AC	253	8.4	41
Show		21156+2537	J 3130	AB	305	4.7	43

WDS 21136+2508 : COMPONENTS

	A
B	pa=291.8° sep=5.44"

21136+2508 A

Componente originario normalizzato	AB		Coord arcsec 2000	211334.83+250742.8		Mag	15.3		PmRA	16.00
PmDE	-35.0

21136+2508 B

Componente originario normalizzato	AB		Coord arcsec 2000	211334.46+250744.8		Mag	15.4		PmRA	-36.00
PmDE	0.0		Calc delta mag	0.1		Calc coord	yes