20504+3406 GRV 387

20^h 50^m 25.66^s +34° 06' 22.5" P.A. 254.00 sep 26.4 mag 11.36,13.08

Coord 2000	20504+3406	Discov num	GRV 387	Comp		Coord arcsec 2000	20 50 25.66 +34 06 22.5
Date first	1991	Date last	2015	Obs	8
Pa first	254	Pa last	254.2	P.A. Now (θ)	254.2°
Sep first	26.4	Sep last	26.374	Sep. Now (ρ)	26.374"
Mag pri	11.36	Mag sec	13.08	delta mag (ΔM)	1.72	Spectral class
Pri motion ra	-014	Sec motion ra	-014
Pri motion dec	-010	Sec motion dec	-009
Notes

rPM=0.058 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Gaia DR2

1869209177846559104

WDS 20504+3406 GRV 387 : NOTES

No records found.

DISCOVERER

discov	author
GRV	Greaves, J.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	dm_number	notes	coord_arcsec_2000
20504+3406	GRV 387		2000	3	254	26.4	11.36	12.21			D	205025.66+340622.5
20504+3406	GRV 387		2002	4	254	26.4	11.36	12.21			D	205025.66+340622.5
20504+3406	GRV 387		2010	4	254	26.3	11.36	13.08				205025.66+340622.5
20504+3406	GRV 387		2015	5	254	26.4	11.36	13.08				205025.66+340622.5

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

WDS 20504+3406 GRV 387 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20504+3406 GRV 387 : MEASURES

No records found.

WDS 20504+3406 : 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 20504+3406 : ALADIN DSS IMAGE @ 20^h 50^m 25.66^s +34° 06' 22.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20504+3406 GRV 387 : 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		20504+3406	GRV 387		254	26.4	0
Show		20522+3401	TDT2593		257	4.5	23
Show		20488+3426	SEI1256		279	26.3	29
Show		20481+3403	LDS1047		7	110.2	29
Show		20493+3430	POP 51		347	6.6	29
Show		20503+3337	ES 2378		193	6.2	31
Show		20502+3441	SEI1269		148	7.9	35
Show		20498+3442	SEI1264		39	7.5	37
Show		20521+3439	RAO 521		-1	0.2	39
Show		20532+3349	TDT2605		301	0.8	40
Show		20486+3424	ES 249		26	7.7	40
Show		20487+3334	ES 9006		93	25.3	40
Show		20477+3343	NSN 736		354	45.5	42
Show		20519+3327	GYL 26	AB	353	28.6	44
Show		20519+3327	WSI 47	AC	337	11.0	44
Show		20472+3422	BU 677	AB	120	10.0	44
Show		20472+3422	BU 677	AC	211	16.8	44
Show		20489+3449	SEI1258		351	25.1	48
Show		20490+3451	SEI1259		88	15.5	49
Show		20482+3326	ES 2377		220	4.3	49
Show		20538+3431	TDT2611		160	2.1	49
Show		20543+3415	KPP3363	AB	275	49.6	49
Show		20520+3320	TDT2590		116	0.5	51
Show	Aljanah	20462+3358	CHR 100	Aa,Ab	350	0.0	54
Show	Aljanah	20462+3358	STT 594	AB	261	79.2	54
Show	Aljanah	20462+3358	BU 676	AC	269	79.0	54
Show	Aljanah	20462+3358	LEP 96	AD	271	93.4	54
Show		20493+3314	ES 31	AB	238	13.8	55
Show		20493+3314	ES 31	AC	143	18.7	55
Show		20528+3320	LDS2932		107	9.1	56
Show		20544+3435	SEI1304		68	21.0	57
Show		20479+3456	TDT2545		195	2.5	59
Show		20539+3326	BLL 52		59	186.6	59
Show		20533+3319	LDS2933		146	9.0	60
Show		20489+3503	SEI1257	AB	215	17.9	61
Show		20539+3320	TDT2612		202	0.5	64
Show		20470+3318	TDT2535		86	0.7	65
Show		20466+3452	SEI1246		58	18.9	67
Show		20466+3451	SEI1245		5	23.1	67
Show		20540+3459	SEI1303		139	20.7	69
Show		20448+3401	GRV 376		179	65.2	70
Show		20522+3513	HO 145		286	16.9	70
Show		20447+3357	ES 2311		44	7.0	72
Show		20446+3401	TDT2511		36	3.2	73
Show		20532+3301	ES 2356		250	5.0	74
Show		20445+3409	HU 690		278	0.5	74
Show		20465+3504	GRV 379		162	57.1	75
Show		20521+3254	TDT2591		5	0.5	76
Show		20564+3353	TDT2647		196	0.9	76
Show		20477+3258	COU1634		61	0.4	76
Show		20537+3512	SEI1298		15	28.2	77

WDS 20504+3406 : COMPONENTS

	A
B	pa=254.2° sep=26.37"

20504+3406 A

Coord arcsec 2000

205025.66+340622.5

Mag

11.36

PmRA

-14.00

PmDE

-10.0

20504+3406 B

Coord arcsec 2000	205023.62+340615.3		Mag	13.08		PmRA	-14.00		PmDE	-9.0
Delta magnitude	1.72		Coordinate calculated	yes