20401+1105 GWP 2979

20^h 40^m 04.33^s +11° 05' 21.6" P.A. 215.00 sep 7.5 mag 17.30,19.30

Coord 2000	20401+1105	Discov num	GWP2979	Comp		Coord arcsec 2000	20 40 04.33 +11 05 21.6
Date first	1987	Date last	2016	Obs	7
Pa first	218	Pa last	215.2	P.A. Now (θ)	215.2°
Sep first	7.0	Sep last	7.479	Sep. Now (ρ)	7.479"
Mag pri	17.30	Mag sec	19.30	delta mag (ΔM)	2	Spectral class
Pri motion ra	-058	Sec motion ra	-048
Pri motion dec	-050	Sec motion dec	-040
Notes	V R (Proper motion indicates physical, Red magnitudes)

rPM=0.185 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Delphinus

Gaia DR2

1754418759448421248

WDS 20401+1105 GWP 2979 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
GWP		Garraf Wide Pairs: CPM wide pairs (>50mas/y) discovered in the Garraf Astronomical
GWP		Observatory (OAG) CPMWP Survey
GWP		Part I (2012): Measures of 1725 pairs. Equatorial zone
GWP		(RA 00h00m to 11h59m, DEC +20 to -20 deg)
GWP		Garraf Wide Pairs: CPM wide pairs (>50mas/y) discovered in the Garraf Astronomical
GWP		Observatory (OAG) CPMWP Survey
GWP		Part II (2016): Measures of 1657 pairs. Equatorial zone
GWP		(RA 12h00m to 23h59m, DEC +20 to -20 deg)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20401+1105	GWP2979		2000	2	215	7.4	17.30	19.30		V R	204004.33+110521.6
20401+1105	GWP2979		2010	3	217	7.0	17.30	19.30		V R	204004.33+110521.6
20401+1105	GWP2979		2015	4	215	7.5	17.30	19.30		V R	204004.33+110521.6
20401+1105	GWP2979		2016	7	215	7.5	17.30	19.30		V R	204004.33+110521.6

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

WDS 20401+1105 GWP 2979 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20401+1105 GWP 2979 : MEASURES

No records found.

WDS 20401+1105 : VIRTUAL EYEPIECE

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WDS 20401+1105 : ALADIN DSS IMAGE @ 20^h 40^m 04.33^s +11° 05' 21.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20401+1105 GWP 2979 : 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		20401+1105	GWP2979		215	7.5
Show		20399+1115	ENG 75	AB	6	182.2	11
Show		20399+1115	CVN 17	Aa,Ab	36	0.5	11
Show		20399+1115	TOK 631	AC	142	947.9	11
Show		20393+1101	J 2603		354	1.8	13
Show		20392+1059	SCJ 27	AB	262	6.2	15
Show		20392+1059	SCJ 27	AC	78	14.1	15
Show		20396+1120	BPM2221		275	70.3	17
Show		20391+1055	UC 4243		50	16.2	19
Show		20413+1111	BPM2229		11	85.9	20
Show		20402+1126	BPM2224		331	104.0	22
Show		20386+1120	J 1242		205	5.2	27
Show		20417+1053	UC 4260		155	39.5	27
Show		20385+1118	J 1073		112	5.3	27
Show		20409+1035	STF2713		62	5.1	34
Show		20383+1043	BU 1491		87	3.2	35
Show		20424+1117	OSO 131	AB	222	13.0	37
Show		20424+1117	OSO 131	AC	161	14.1	37
Show		20424+1117	OSO 131	AD	37	20.6	37
Show		20424+1117	OSO 131	AE	56	24.1	37
Show		20424+1117	OSO 131	AF	174	22.9	37
Show		20416+1058	J 192		138	5.1	38
Show		20404+1143	UC 4253		315	19.7	38
Show		20387+1139	GWP2975		166	5.8	40
Show		20375+1050	HEI 586		220	0.6	42
Show		20375+1130	BPM2213		275	91.7	46
Show		20419+1150	HEI 588		293	2.3	54
Show		20364+1105	UC 4230		173	19.0	54
Show		20414+1157	TDT2472		309	0.5	56
Show		20372+1143	BPM2210		203	101.9	56
Show		20439+1113	BPM2239		101	71.9	58
Show		20440+1118	UC 4272		354	60.1	60
Show		20391+1005	STT 533	AB	278	46.3	62
Show		20391+1005	STT 533	AC	101	214.6	62
Show		20380+1011	HDS2945		79	0.4	62
Show		20429+1152	BPM2235		142	114.9	63
Show		20410+1206	HEI 587		36	1.2	63
Show		20443+1101	BPM2242		127	30.4	63
Show		20366+1027	AG 258		11	4.2	64
Show		20386+1000	BRT2187		162	5.1	69
Show		20354+1121	YR 16		278	0.7	71
Show		20420+1212	BPM2231		330	108.9	73
Show		20370+1203	STF2701		221	2.1	74
Show		20452+1108	BPM2254		231	96.7	76
Show		20349+1120	TDT2394		2	0.5	78
Show		20386+0950	OL 218		274	5.5	80
Show		20348+1121	J 1344		103	2.5	80
Show		20379+0951	GRV 365		105	28.1	80
Show		20350+1134	BRT3358		288	1.9	81
Show		20446+1154	BPM2251		51	84.7	83
Show		20345+1036	BPM2192		343	103.0	87

WDS 20401+1105 : COMPONENTS

	A
B	pa=214.7° sep=7.43"

20401+1105 A

Componente originario normalizzato	AB		Coord arcsec 2000	204004.33+110521.6		Mag	17.3		PmRA	-58.00
PmDE	-50.0

20401+1105 B

Componente originario normalizzato	AB		Coord arcsec 2000	204004.04+110515.5		Mag	19.3		PmRA	-48.00
PmDE	-40.0		Calc delta mag	2		Calc coord	yes