20539+4139 BRT 2280

20^h 53^m 53.27^s +41° 38' 44.4" P.A. 192.00 sep 5.0 mag 10.50,10.60

Coord 2000	20539+4139	Discov num	BRT2280	Comp		Coord arcsec 2000	20 53 53.27 +41 38 44.4
Date first	1892	Date last	2019	Obs	10
Pa first	192	Pa last	191.8	P.A. Now (θ)	191.8°
Sep first	5.0	Sep last	4.98	Sep. Now (ρ)	4.98"
Mag pri	10.50	Mag sec	10.60	delta mag (ΔM)	0.1	Spectral class
Pri motion ra	+000	Sec motion ra	-002
Pri motion dec	+000	Sec motion dec	-003
Notes

rPM=1

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Gaia DR2

2065601264743793152

WDS 20539+4139 BRT 2280 : NOTES

No records found.

DISCOVERER

discov	author
BRT	Barton, S.G.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	dm_number	notes	coord_arcsec_2000
20539+4139	BRT2280		2006	5	189	5.0	10.50	10.60			D	205353.27+413844.4
20539+4139	BRT2280		2015	7	192	5.0	10.50	10.60				205353.27+413844.4
20539+4139	BRT2280		2019	10	192	5.0	10.50	10.60				205353.27+413844.4

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

WDS 20539+4139 BRT 2280 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20539+4139 BRT 2280 : MEASURES

No records found.

WDS 20539+4139 : VIRTUAL EYEPIECE

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WDS 20539+4139 : ALADIN DSS IMAGE @ 20^h 53^m 53.27^s +41° 38' 44.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20539+4139 BRT 2280 : 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		20539+4139	BRT2280		192	5.0	1
Show		20534+4139	ES 1574		158	1.4	6
Show		20525+4138	LDS2463		151	27.8	17
Show		20519+4140	COU2428		113	0.7	23
Show		20539+4115	KPP1503		93	11.3	24
Show		20542+4111	ES 1684		276	7.8	29
Show		20514+4134	LDS2460		195	8.4	30
Show		20534+4208	LDS2464		331	43.8	31
Show		20555+4112	ES 1686		196	7.7	33
Show		20547+4211	CVR 233		235	61.5	34
Show		20510+4125	COU2427		312	0.5	35
Show		20509+4123	LDS2458		123	14.1	37
Show		20569+4122	LDS2471		43	3.2	38
Show		20508+4120	TDT2575		4	2.6	40
Show		20516+4106	ES 1683		205	5.2	42
Show		20550+4219	LDS2467		193	20.0	43
Show		20553+4218	OSO 137	AB	116	10.8	43
Show		20553+4218	OSO 137	AC	225	11.6	43
Show		20553+4218	OSO 137	AD	276	14.3	43
Show		20553+4218	OSO 137	AE	295	14.9	43
Show		20553+4218	OSO 137	AF	137	16.8	43
Show		20553+4218	OSO 137	AG	346	25.0	43
Show		20572+4110	HDS2986		176	0.1	47
Show		20585+4121	BLL 53		352	169.0	55
Show		20553+4231	STT 423		76	2.8	55
Show		20511+4224	BRT2277		230	4.2	56
Show		20544+4042	STT 420		2	5.8	57
Show		20511+4051	TDT2578		81	2.6	58
Show		20546+4042	ES 1685	BC	74	2.7	58
Show		20576+4058	A 400		69	1.9	58
Show		20546+4042	ES 1685	AB	73	24.2	58
Show		20569+4233	GRV 399		6	64.8	65
Show		20513+4238	A 614		333	1.5	66
Show		20556+4243	BRT2282		276	2.5	68
Show		20480+4126	ES 1681		146	2.1	68
Show		20508+4238	LDS2457		106	5.1	70
Show		20479+4204	ES 1573		39	5.0	73
Show		20581+4043	COU2430	AB	252	0.4	73
Show		20581+4043	COU2430	AB,C	175	3.1	73
Show		20581+4043	COU2430	AB,D	3	3.2	73
Show		20477+4204	BU 268		197	0.4	74
Show		20526+4024	GRV 391		144	59.5	76
Show		20598+4225	CLZ 78		347	38.2	81
Show		20530+4258	COU2542		199	0.1	81
Show		20495+4035	COU2426		328	1.2	81
Show		20568+4254	ENG 77	AB	328	100.0	82
Show		20568+4254	ENG 77	AC	17	125.8	82
Show		20568+4254	ENG 77	BC	69	102.7	83
Show		20568+4254	ENG 77	CD	356	92.9	84
Show		20485+4041	ES 1682		152	3.1	85
Show		20472+4225	STT 414	AB	95	9.9	88

WDS 20539+4139 : COMPONENTS

	A
B	pa=191.8° sep=4.98"

20539+4139 A

Coord arcsec 2000

205353.27+413844.4

Mag

10.5

PmRA

0.00

PmDE

0.0

20539+4139 B

Coord arcsec 2000	205353.18+413839.5		Mag	10.6		PmRA	-2.00		PmDE	-3.0
Delta magnitude	0.1		Coordinate calculated	yes