21438+3742 TDT 3122

21^h 43^m 50.09^s +37° 41' 41.0" P.A. 280.00 sep 0.6 mag 11.40,11.46

Coord 2000	21438+3742	Discov num	TDT3122	Comp		Coord arcsec 2000	21 43 50.09 +37 41 41.0
Date first	1991	Date last	1991	Obs	1
Pa first	280	Pa last	280.1	P.A. Now (θ)	280.1°
Sep first	0.6	Sep last	0.59	Sep. Now (ρ)	0.59"
Mag pri	11.40	Mag sec	11.46	delta mag (ΔM)	0.06	Spectral class
Pri motion ra	+004	Sec motion ra	+004
Pri motion dec	-003	Sec motion dec	-003
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3184-01097-1

Gaia DR2

1952805600956481152

WDS 21438+3742 TDT 3122 : 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
21438+3742	TDT3122		1991	1	280	0.6	11.40	11.46			214350.09+374141.0

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WDS 21438+3742 TDT 3122 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21438+3742 TDT 3122 : MEASURES

No records found.

WDS 21438+3742 : VIRTUAL EYEPIECE

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WDS 21438+3742 : ALADIN DSS IMAGE @ 21^h 43^m 50.09^s +37° 41' 41.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21438+3742 TDT 3122 : 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		21438+3742	TDT3122		280	0.6
Show		21429+3734	ES 2521	AB	200	8.2	14
Show		21429+3734	ES 2521	AC	93	16.5	14
Show		21440+3757	SEI1533		13	25.7	16
Show		21432+3801	HDS3094	Aa,Ab	245	0.1	21
Show		21432+3801	BLL 55	AB	117	142.4	21
Show		21450+3800	LDS1054		8	127.0	23
Show		21436+3715	TDS1143		180	0.9	27
Show		21457+3800	DAM1461		190	1.7	30
Show		21412+3735	TDT3109		59	0.6	33
Show		21432+3815	DAM 232		299	8.3	35
Show		21434+3817	KUI 109	Aa,Ab	142	1.9	36
Show		21434+3817	S 799	AB	60	149.5	36
Show		21434+3817	S 799	AC	318	135.3	36
Show		21434+3817	S 799	BD	254	34.0	37
Show		21471+3737	GRV 504		21	53.5	39
Show		21436+3822	ES 2522		101	4.0	41
Show		21408+3806	TDS1140		191	1.0	44
Show		21405+3720	ES 2067		227	6.8	45
Show		21415+3817	SEI1532		139	5.1	46
Show		21466+3815	COU1639		204	1.8	47
Show		21398+3749	A 1444		82	1.1	49
Show		21399+3813	ES 2066		224	5.4	56
Show		21402+3703	SEI1531		20	2.9	59
Show		21484+3806	ALI 694		163	6.4	59
Show		21384+3808	TDT3073		334	1.1	70
Show		21421+3848	ALI 980		139	8.9	70
Show		21378+3739	SEI1527	AB	332	25.5	71
Show		21378+3739	MBR 1	AC	89	14.5	71
Show		21464+3847	MLB 961		4	6.5	72
Show		21396+3650	SEI1530		160	19.9	72
Show		21493+3816	A 1448		331	4.7	74
Show		21386+3822	TDT3078		157	0.7	74
Show		21453+3853	TDT3139		65	0.5	74
Show		21403+3843	ALI 979		5	9.8	75
Show		21502+3750	ES 1996		337	2.3	77
Show		21431+3622	GRV 497		228	35.1	80
Show		21376+3712	ES 2065		4	3.9	80
Show		21460+3626	HDS3100		189	0.5	81
Show		21374+3810	GRV 487		201	74.8	82
Show		21382+3655	TDT3069		148	0.5	82
Show		21429+3904	GRV 496		72	29.9	84
Show		21463+3623	ALI 221		99	8.2	85
Show		21512+3741	TDT3193		212	1.2	87
Show		21403+3858	MLB 787		351	5.4	88
Show		21387+3848	ALI 977		221	11.6	90
Show		21514+3730	SEI1540		207	23.6	91
Show		21419+3612	COU1336	BD	178	1.5	92
Show		21492+3849	TDT3176		1	2.3	93
Show		21419+3612	ES 2131	AC	216	7.4	93
Show		21360+3803	GRV 483		237	21.8	96

WDS 21438+3742 : COMPONENTS

	A
B	pa=282.7° sep=0.47"

21438+3742 A

Componente originario normalizzato	AB		Coord arcsec 2000	214350.09+374141.0		Mag	11.4		PmRA	4.00
PmDE	-3.0		Tycho2	3184-01097-1

Tycho2

Tycho2	3184-01097-1	Pflag		RAmdeg	325.95860499	DEmdeg	37.69473448
PmRA	4.4	PmDE	-2.7	E RAmdeg	27	E DEmdeg	28
E pmRA	2.4	E pmDE	2.2	EpRAm	1986.76	EpDEm	1988.24
Num	5	Q RAmdeg	1.7	Q DEmdeg	0.9	Q pmRA	1.7
Q pmDE	0.9	BTmag	12.300	E BTmag	0.114	VTmag	10.808
E VTmag	0.042	Prox	970	TYC	T	HIP
CCDM		RAdeg	325.95858972	DEdeg	37.69474028	EpRA 1990	1.59
EpDE 1990	1.68	E RAdeg	35.2	E DEdeg	30.5	Posflg
Corr	0.2

21438+3742 B

Componente originario normalizzato	AB		Coord arcsec 2000	214350.05+374141.1		Mag	11.46		PmRA	4.00
PmDE	-3.0		Calc delta mag	0.06		Calc coord	yes