21279+4046 TDT 2979

21^h 27^m 55.66^s +40° 46' 12.4" P.A. 135.00 sep 0.4 mag 10.26,10.32

Coord 2000	21279+4046	Discov num	TDT2979	Comp		Coord arcsec 2000	21 27 55.66 +40 46 12.4
Date first	1991	Date last	1991	Obs	1
Pa first	135	Pa last	134.7	P.A. Now (θ)	134.7°
Sep first	0.4	Sep last	0.37	Sep. Now (ρ)	0.37"
Mag pri	10.26	Mag sec	10.32	delta mag (ΔM)	0.06	Spectral class
Pri motion ra	+012	Sec motion ra	+012
Pri motion dec	-006	Sec motion dec	-006
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3186-02082-1

Gaia DR2

1966978099681932160

WDS 21279+4046 TDT 2979 : 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
21279+4046	TDT2979		1991	1	135	0.4	10.26	10.32			212755.66+404612.4

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

WDS 21279+4046 TDT 2979 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21279+4046 TDT 2979 : MEASURES

No records found.

WDS 21279+4046 : 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 21279+4046 : ALADIN DSS IMAGE @ 21^h 27^m 55.66^s +40° 46' 12.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21279+4046 TDT 2979 : 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		21279+4046	TDT2979		135	0.4
Show		21286+4102	UC 262		199	48.3	18
Show		21281+4110	COU2231		35	0.1	25
Show		21257+4043	COU2306		18	0.7	26
Show		21302+4044	MLB 26		70	5.0	27
Show		21260+4112	HDS3052		260	0.2	34
Show		21248+4106	COU2305		101	0.3	41
Show		21298+4005	TDT2995		137	2.3	47
Show		21308+4013	MLB 896	AB	340	3.1	47
Show		21308+4013	MLB 896	AC	69	29.0	47
Show		21250+4122	ES 1692		313	3.8	49
Show		21299+4001	MLB 960		335	4.7	51
Show		21312+4013	MLB 897		23	4.9	51
Show		21267+3957	MLB1021		81	3.6	52
Show		21275+3954	MLB 984		94	5.2	53
Show		21259+3959	TDT2958		109	0.9	53
Show		21264+3954	RAO 455		345	1.4	55
Show		21228+4031	HO 287		6	2.7	57
Show		21314+4004	HO 161		15	2.9	58
Show		21316+4005	MLB 898		251	6.7	58
Show		21256+4138	A 618		276	0.6	59
Show		21331+4047	GRV 477		316	21.5	60
Show		21241+4002	ES 1994		106	4.3	62
Show		21260+4144	BLL 54		296	80.7	62
Show		21276+3944	MLB 985		256	3.3	62
Show		21302+4143	COU1973		194	0.8	64
Show		21289+3941	MLB 986		58	4.5	66
Show		21324+4002	HO 162		330	3.5	68
Show		21219+4049	GRV 456		56	36.5	69
Show		21240+3954	TDT2944		186	1.6	69
Show		21300+3941	KPP 495		150	3.9	70
Show		21330+4127	TDT3025		55	0.5	71
Show		21217+4053	ES 1691		174	5.3	72
Show		21294+3936	TDT2991		170	0.8	73
Show		21268+3935	TDT2974		261	0.4	73
Show		21321+3949	COU1974		136	0.2	75
Show		21332+4001	MLB 990		231	4.1	76
Show		21291+4202	TDT2987		37	0.5	77
Show		21221+4011	ES 2518		247	2.7	77
Show		21330+4139	TDT3024		316	0.5	78
Show		21235+4147	TDT2939		174	0.4	79
Show		21346+4024	MLB 27	CD	253	6.5	79
Show		21261+4203	COU2307		21	1.2	80
Show		21346+4024	MLB 27	AB	325	16.9	80
Show		21346+4024	MLB 27	AC	277	19.3	80
Show		21327+3948	HO 604		316	5.3	80
Show		21299+3928	MLB 987		263	7.0	81
Show		21335+3951	TDT3030		176	0.8	84
Show		21322+4155	TDT3016		356	0.6	85
Show		21215+4002	SEI1511		283	28.5	86
Show		21212+4003	COU2230		81	0.4	88

WDS 21279+4046 : COMPONENTS

	A
B	pa=142.6° sep=0.33"

21279+4046 A

Componente originario normalizzato	AB		Coord arcsec 2000	212755.66+404612.4		Mag	10.26		PmRA	12.00
PmDE	-6.0		Tycho2	3186-02082-1

Tycho2

Tycho2	3186-02082-1	Pflag		RAmdeg	321.98194779	DEmdeg	40.77007512
PmRA	11.8	PmDE	-5.9	E RAmdeg	16	E DEmdeg	15
E pmRA	1.4	E pmDE	1.3	EpRAm	1989.16	EpDEm	1989.13
Num	7	Q RAmdeg	0.9	Q DEmdeg	1.9	Q pmRA	0.9
Q pmDE	1.9	BTmag	11.309	E BTmag	0.051	VTmag	9.636
E VTmag	0.021	Prox	515	TYC	T	HIP
CCDM		RAdeg	321.98191083	DEdeg	40.77009056	EpRA 1990	1.59
EpDE 1990	1.69	E RAdeg	16.6	E DEdeg	16.4	Posflg
Corr	0.1

21279+4046 B

Componente originario normalizzato	AB		Coord arcsec 2000	212755.68+404612.1		Mag	10.32		PmRA	12.00
PmDE	-6.0		Calc delta mag	0.06		Calc coord	yes