20344+3004 TDT 2384 (HD 334689)

20^h 34^m 22.31^s +30° 04' 09.9" P.A. 142.00 sep 0.5 mag 11.39,11.60

Coord 2000	20344+3004	Discov num	TDT2384	Comp		Coord arcsec 2000	20 34 22.31 +30 04 09.9
Date first	1991	Date last	1991	Obs	1
Pa first	142	Pa last	141.7	P.A. Now (θ)	141.7°
Sep first	0.5	Sep last	0.5	Sep. Now (ρ)	0.5"
Mag pri	11.39	Mag sec	11.60	delta mag (ΔM)	0.21	Spectral class
Pri motion ra	+013	Sec motion ra	+013
Pri motion dec	-004	Sec motion dec	-004
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 334689		Constellation	Cygnus		Tycho2	2686-01078-1		Gaia DR2	1860773797650961664
HD	334689

WDS 20344+3004 TDT 2384 (HD 334689) : NOTES

No records found.

REFERENCES

No records found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20344+3004	TDT2384		1991	1	142	0.5	11.39	11.60			203422.31+300409.9

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WDS 20344+3004 TDT 2384 (HD 334689) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20344+3004 TDT 2384 (HD 334689) : MEASURES

No records found.

WDS 20344+3004 (HD 334689) : VIRTUAL EYEPIECE

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WDS 20344+3004 (HD 334689) : ALADIN DSS IMAGE @ 20^h 34^m 22.31^s +30° 04' 09.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20344+3004 TDT 2384 (HD 334689) : 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		20344+3004	TDT2384		142	0.5
Show		20346+3009	TDT2387		216	0.5	6
Show		20332+3008	BRT 281		154	6.4	15
Show		20328+3007	TDT2356		328	0.4	21
Show		20340+2942	TDS1084		6	1.8	23
Show		20361+2955	TDT2407		124	0.5	25
Show		20362+3010	TDT2408		177	0.4	25
Show		20351+3031	COU1327		8	2.7	29
Show		20368+2955	TDT2421		159	0.4	34
Show		20317+3005	ARY 46	AB	5	91.1	35
Show		20317+3005	ARY 46	AC	92	146.6	35
Show		20328+2936	TDT2357		29	0.5	36
Show		20368+2951	BTN 1		1	13.8	37
Show		20371+2953	MLB 663		265	4.3	39
Show		20319+3024	BRT 280		48	4.8	39
Show		20325+2934	TDT2347		309	0.4	39
Show		20374+2958	HJ 1547		8	17.0	41
Show		20339+2923	MLB 481		345	4.0	41
Show		20378+2951	TDT2435		143	2.3	47
Show		20363+3044	TDT2411		90	0.8	47
Show		20381+2958	A 743		309	1.2	49
Show		20378+2943	A 742	BC	132	1.2	50
Show		20316+2929	MLB 571		261	3.4	50
Show		20378+2943	A 742	A,BC	343	56.8	50
Show		20346+2914	TDT2388	Aa,Ab	297	0.5	50
Show		20346+2914	J 565	AB	48	6.5	50
Show		20346+2914	J 565	AC	88	16.2	50
Show		20332+3052	TDT2366		146	0.7	51
Show		20381+2953	A 744		272	0.7	51
Show		20326+3049	TDT2349		60	0.6	51
Show		20306+3029	ES 505		15	2.1	55
Show		20329+3056	COU1326		263	0.4	56
Show		20320+2915	GRV 349		42	33.2	57
Show		20385+2945	COU1172		100	0.3	58
Show		20300+3029	STJ 59		219	1.4	62
Show		20327+2903	ARY 27	BC	50	35.3	65
Show		20327+2903	ARY 27	BD	178	90.0	65
Show		20327+2903	ARY 47	AB	108	128.1	65
Show		20330+3108	TDT2360		315	0.9	67
Show		20291+2956	AG 406		333	8.5	70
Show		20396+3030	STF2711		223	2.4	73
Show		20331+2852	ES 507	AB	295	7.1	75
Show		20331+2852	ES 507	AC	346	36.4	75
Show		20331+2852	ES 507	AD	224	36.8	75
Show		20331+2852	FYM 137	AE	101	42.6	75
Show		20331+2852	FYM 137	AF	176	23.3	75
Show		20331+2852	FYM 137	AG	299	32.9	75
Show		20331+2852	ES 507	DS	146	16.0	75
Show		20294+3048	HJ 1521		194	15.4	78
Show		20284+3007	OL 75		136	1.8	78
Show		20385+2909	HO 458		101	2.3	78

WDS 20344+3004 : COMPONENTS

	A
B	pa=145.6° sep=0.48"

20344+3004 A

Componente originario normalizzato	AB		Name	HD 334689		Coord arcsec 2000	203422.31+300409.9		Mag	11.39
PmRA	13.00		PmDE	-4.0		Tycho2	2686-01078-1		HD	334689

Tycho2

Tycho2	2686-01078-1	Pflag		RAmdeg	308.59298416	DEmdeg	30.06935054
PmRA	13.4	PmDE	-4.1	E RAmdeg	24	E DEmdeg	19
E pmRA	1.8	E pmDE	1.7	EpRAm	1988.35	EpDEm	1989.47
Num	6	Q RAmdeg	0.6	Q DEmdeg	0.4	Q pmRA	0.6
Q pmDE	0.4	BTmag	11.424	E BTmag	0.040	VTmag	10.781
E VTmag	0.036	Prox	599	TYC	T	HIP
CCDM		RAdeg	308.59294639	DEdeg	30.06936028	EpRA 1990	1.70
EpDE 1990	1.80	E RAdeg	25.6	E DEdeg	19.7	Posflg
Corr	0.3

20344+3004 B

Componente originario normalizzato	AB		Coord arcsec 2000	203422.33+300409.5		Mag	11.6		PmRA	13.00
PmDE	-4.0		Calc delta mag	0.21		Calc coord	yes