20486+3424 ES 249

20^h 47^m 36.47^s +34° 23' 52.3" P.A. 26.00 sep 7.7 mag 10.73,11.80

Coord 2000	20486+3424	Discov num	ES 249	Comp		Coord arcsec 2000	20 47 36.47 +34 23 52.3
Date first	1905	Date last	2015	Obs	9
Pa first	22	Pa last	25.8	P.A. Now (θ)	25.8°
Sep first	5.4	Sep last	7.744	Sep. Now (ρ)	7.744"
Mag pri	10.73	Mag sec	11.80	delta mag (ΔM)	1.07	Spectral class
Pri motion ra	+006	Sec motion ra	+028
Pri motion dec	-010	Sec motion dec	+015
Notes

rPM=1.048

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Gaia DR2

1869340333274508032

WDS 20486+3424 ES 249 : NOTES

No records found.

DISCOVERER

discov	author
ES	Espin, T.E.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	dm_number	notes	coord_arcsec_2000
20486+3424	ES 249		1905	1	22	5.4	9.00	10.00
20486+3424	ES 249		2008	2	25	7.6	9.00	10.00
20486+3424	ES 249		2010	6	26	8.3	10.73	11.80				204736.47+342352.3
20486+3424	ES 249		2015	6	26	7.7	10.73	11.80				204736.47+342352.3

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WDS 20486+3424 ES 249 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20486+3424 ES 249 : MEASURES

No records found.

WDS 20486+3424 : VIRTUAL EYEPIECE

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WDS 20486+3424 : ALADIN DSS IMAGE @ 20^h 47^m 36.47^s +34° 23' 52.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20486+3424 ES 249 : 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		20486+3424	ES 249		26	7.7	0
Show		20472+3422	BU 677	AB	120	10.0	6
Show		20472+3422	BU 677	AC	211	16.8	6
Show		20488+3426	SEI1256		279	26.3	15
Show		20481+3403	LDS1047		7	110.2	21
Show		20493+3430	POP 51		347	6.6	23
Show		20489+3449	SEI1258		351	25.1	30
Show		20466+3451	SEI1245		5	23.1	31
Show		20466+3452	SEI1246		58	18.9	31
Show	Aljanah	20462+3358	CHR 100	Aa,Ab	350	0.0	31
Show	Aljanah	20462+3358	STT 594	AB	261	79.2	31
Show	Aljanah	20462+3358	BU 676	AC	269	79.0	31
Show	Aljanah	20462+3358	LEP 96	AD	271	93.4	31
Show		20498+3442	SEI1264		39	7.5	33
Show		20479+3456	TDT2545		195	2.5	33
Show		20490+3451	SEI1259		88	15.5	33
Show		20502+3441	SEI1269		148	7.9	37
Show		20504+3406	GRV 387		254	26.4	40
Show		20448+3401	GRV 376		179	65.2	41
Show		20477+3343	NSN 736		354	45.5	41
Show		20445+3409	HU 690		278	0.5	42
Show		20489+3503	SEI1257	AB	215	17.9	42
Show		20465+3504	GRV 379		162	57.1	43
Show		20446+3401	TDT2511		36	3.2	45
Show		20447+3357	ES 2311		44	7.0	45
Show		20442+3404	TDT2507		165	0.9	47
Show		20464+3511	COU1810		183	0.2	50
Show		20487+3334	ES 9006		93	25.3	52
Show		20521+3439	RAO 521		-1	0.2	58
Show		20431+3411	ES 2310		33	4.1	58
Show		20482+3326	ES 2377		220	4.3	59
Show		20503+3337	ES 2378		193	6.2	59
Show		20429+3430	SEI1225		275	17.0	59
Show		20522+3401	TDT2593		257	4.5	62
Show		20456+3521	TDT2520		16	0.4	63
Show		20432+3350	HDS2949		165	0.9	64
Show		20470+3318	TDT2535		86	0.7	67
Show		20449+3524	SEI1235		77	9.4	69
Show		20437+3332	GRV 373		178	26.2	71
Show		20462+3533	ES 2252	AB	294	4.2	71
Show		20462+3533	LMP 18	AB,C	82	26.0	71
Show		20462+3533	LMP 18	AB,D	85	35.5	71
Show		20424+3455	COU1965		278	0.4	72
Show		20451+3529	COU1809		102	0.7	73
Show		20493+3314	ES 31	AB	238	13.8	74
Show		20493+3314	ES 31	AC	143	18.7	74
Show		20452+3531	SEI1237		272	26.1	74
Show		20499+3531	SEI1266		179	10.5	74
Show		20522+3513	HO 145		286	16.9	75
Show		20501+3534	TDT2567		125	0.4	77
Show		20538+3431	TDT2611		160	2.1	78

WDS 20486+3424 : COMPONENTS

	A
B	pa=25.8° sep=7.74"

20486+3424 A

Coord arcsec 2000

204736.47+342352.3

Mag

10.73

PmRA

6.00

PmDE

-10.0

20486+3424 B

Coord arcsec 2000	204736.74+342359.3		Mag	11.8		PmRA	28.00		PmDE	15.0
Delta magnitude	1.07		Coordinate calculated	yes