20287+2325 POU 4516 AB

20^h 28^m 39.67^s +23° 25' 19.0" P.A. 227.00 sep 17.1 mag 13.60,13.60

Coord 2000	20287+2325	Discov num	POU4516	Comp	AB	Coord arcsec 2000	20 28 39.67 +23 25 19.0
Date first	1899	Date last	2015	Obs	9
Pa first	232	Pa last	227.2	P.A. Now (θ)	227.2°
Sep first	15.9	Sep last	17.107	Sep. Now (ρ)	17.107"
Mag pri	13.60	Mag sec	13.60	delta mag (ΔM)	0	Spectral class
Pri motion ra	-003	Sec motion ra	-038
Pri motion dec	-008	Sec motion dec	-036
Notes

rPM=0.856

This double is not physical.

20287+2325 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 28 40 +23 25 19	POU 4516 AB	2015	9	227	17.1	13.60	13.60	0.00		<===
Show			20 28 40 +23 25 19	BKO 449 AC	2015	8	311	7.6	13.60	14.00	0.40

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Vulpecula

Gaia DR2

1830964005906674560

WDS 20287+2325 POU 4516 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
20287+2325	POU4516	AB	2008	3	227	17.2	13.60	13.60		D	202839.67+232519.0
20287+2325	POU4516	AB	2015	5	227	17.2	13.60	13.60			202839.67+232519.0

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

WDS 20287+2325 POU 4516 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20287+2325 POU 4516 AB : MEASURES

No records found.

WDS 20287+2325 : VIRTUAL EYEPIECE

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

WDS 20287+2325 : ALADIN DSS IMAGE @ 20^h 28^m 39.67^s +23° 25' 19.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20287+2325 POU 4516 AB : 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		20287+2325	POU4516	AB	227	17.1
Show		20287+2325	BKO 449	AC	311	7.6
Show		20288+2322	POU4518	AB	324	20.5	4
Show		20288+2322	POU4519	AC	266	18.3	4
Show		20285+2323	POU4515		223	12.8	4
Show		20280+2324	POU4506		63	11.5	9
Show		20293+2321	POU4524		290	11.9	10
Show		20280+2326	POU4508		98	16.3	10
Show		20294+2322	POU4526		178	9.1	11
Show		20287+2336	POU4517		151	9.5	11
Show		20279+2326	POU4505		230	9.7	11
Show		20290+2337	POU4520		229	19.9	13
Show		20295+2311	KPP3358		49	4.5	18
Show		20292+2342	RAO 433		243	0.8	19
Show		20274+2330	BKO 448		72	2.6	19
Show		20301+2328	POU4533		359	18.3	20
Show		20272+2329	POU4502		185	9.3	20
Show		20279+2342	POU4507		41	15.8	20
Show		20301+2336	POU4535		133	14.0	23
Show		20298+2341	POU4530		86	14.3	23
Show		20305+2316	POU4538		196	14.2	26
Show		20294+2351	POU4528		101	6.6	29
Show		20307+2335	POU4543		154	2.9	29
Show		20268+2341	POU4500		275	8.6	29
Show		20304+2307	RAO 436		126	2.7	30
Show		20310+2323	POU4548		8	14.3	33
Show		20309+2339	POU4545		254	11.8	34
Show		20262+2333	POU4495		338	8.3	35
Show		20313+2330	POU4556		335	7.7	37
Show		20286+2404	KU 59	BC	316	4.3	39
Show		20286+2404	KU 59	AB	141	32.9	40
Show		20315+2336	POU4560		343	10.3	40
Show		20258+2335	POU4487		164	7.2	41
Show		20310+2350	POU4549		344	9.2	41
Show		20311+2348	POU4552		144	13.0	41
Show		20258+2338	POU4488		4	10.4	41
Show		20305+2358	POU4540		141	19.1	42
Show		20268+2401	POU4498		10	11.0	44
Show		20261+2300	COU 221		339	1.5	45
Show		20311+2356	POU4551		24	4.0	46
Show		20260+2354	POU4491		359	14.6	46
Show		20260+2257	BRT2475		280	4.9	46
Show		20318+2343	POU4570		111	11.6	47
Show		20313+2353	POU4559	AB	177	7.6	47
Show		20313+2353	BKO 451	AC	137	3.4	47
Show		20317+2346	POU4568		137	10.6	47
Show		20278+2411	TDT2295		29	2.8	48
Show		20259+2355	POU4490		348	6.7	48
Show		20306+2406	POU4542		59	16.2	49
Show		20308+2404	POU4546		238	9.2	49
Show		20314+2356	POU4561		186	10.8	49

WDS 20287+2325 : COMPONENTS

	A	B
B	pa=224.7° sep=16.36"
C	pa=313.1° sep=7.27"	pa=20.5° sep=17.72"

20287+2325 A

Coord arcsec 2000

202839.67+232519.0

Mag

13.6

PmRA

-3.00

PmDE

-8.0

20287+2325 B

Coord arcsec 2000	202838.83+232507.4		Mag	13.6		PmRA	-38.00		PmDE	-36.0
Calc coord	yes

20287+2325 C

Coord arcsec 2000	202839.28+232524.0		Mag	14		PmRA	-20.00		PmDE	-63.0
Calc delta mag	0.4		Calc coord	yes