20374+3907 TDT 2431

20^h 37^m 24.98^s +39° 07' 25.8" P.A. 244.00 sep 0.6 mag 11.47,11.48

Coord 2000	20374+3907	Discov num	TDT2431	Comp		Coord arcsec 2000	20 37 24.98 +39 07 25.8
Date first	1991	Date last	1991	Obs	1
Pa first	244	Pa last	243.9	P.A. Now (θ)	243.9°
Sep first	0.6	Sep last	0.57	Sep. Now (ρ)	0.57"
Mag pri	11.47	Mag sec	11.48	delta mag (ΔM)	0.01	Spectral class
Pri motion ra	+001	Sec motion ra	+001
Pri motion dec	-003	Sec motion dec	-003
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3153-00645-1

Gaia DR2

2064364249729324800

WDS 20374+3907 TDT 2431 : 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
20374+3907	TDT2431		1991	1	244	0.6	11.47	11.48			203724.98+390725.8

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WDS 20374+3907 TDT 2431 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20374+3907 TDT 2431 : MEASURES

No records found.

WDS 20374+3907 : VIRTUAL EYEPIECE

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WDS 20374+3907 : ALADIN DSS IMAGE @ 20^h 37^m 24.98^s +39° 07' 25.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20374+3907 TDT 2431 : 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		20374+3907	TDT2431		244	0.6
Show		20379+3909	SEI1198		307	13.9	6
Show		20367+3906	AG 259		313	2.8	9
Show		20363+3854	MLB 953		9	6.0	19
Show		20357+3908	COU2289		155	0.7	21
Show		20357+3901	SEI1185		298	3.5	21
Show		20361+3852	SEI1189		36	2.2	22
Show		20392+3910	MLB 954	AB	57	3.1	22
Show		20392+3910	MLB 954	AC	284	109.5	22
Show		20396+3908	SEI1210		303	12.0	27
Show		20351+3914	MLB 777		186	6.3	28
Show		20371+3837	SEI1193		353	17.1	31
Show		20382+3938	MLB 778		285	8.3	33
Show		20387+3838	STF2708	AB	323	57.9	33
Show		20387+3838	STF2708	AC	336	40.6	33
Show		20387+3838	STF2708	AD	231	115.6	33
Show		20348+3852	GRV 357		275	22.5	33
Show		20349+3849	SEI1176		11	19.9	36
Show		20344+3852	SEI1172		149	21.8	38
Show		20402+3846	TDT2459		36	1.4	39
Show		20349+3840	SEI1177		139	13.0	41
Show		20410+3905	MCA 62	Aa,Ab	276	0.1	42
Show		20410+3905	HJ 612	AB	9	48.9	42
Show		20378+3824	SEI1195		219	9.1	44
Show		20341+3847	KPP4206		215	1.6	44
Show		20366+3825	HJ 1548		249	14.0	45
Show		20374+3952	TDT2430		172	1.3	45
Show		20335+3913	SEI1168		118	19.4	46
Show		20373+3822	SEI1194		113	25.1	46
Show		20336+3854	KPP4205		80	2.6	47
Show		20335+3858	SEI1166		73	17.0	47
Show		20332+3911	CNT 6		205	6.6	50
Show		20363+3955	TDT2410		76	0.6	50
Show		20332+3910	SEI1165		4	10.7	50
Show		20330+3903	SEI1163		221	28.9	52
Show		20337+3835	A 1431		29	0.9	55
Show		20383+3814	SEI1202		89	14.1	55
Show		20327+3916	SEI1160	AB	49	13.9	56
Show		20327+3916	SEI1159	AC	148	21.0	56
Show		20329+3925	TDT2358		287	0.8	56
Show		20400+3821	KPP 5		337	3.1	56
Show		20331+3932	SEI1164		214	18.0	56
Show		20343+3950	MLB 883		310	10.0	57
Show		20402+3953	MLB 885		72	1.7	57
Show		20362+3812	ES 2511		251	7.2	58
Show		20384+3811	TDT2444	Aa,Ab	319	1.0	58
Show		20324+3859	SEI1157		66	7.6	60
Show		20379+4005	ES 1978		136	2.9	60
Show		20395+4002	BRT2269		199	5.0	60
Show		20354+3810	RAO 439		235	0.7	63
Show		20362+4008	BRT2267		163	4.4	63

WDS 20374+3907 : COMPONENTS

	A
B	pa=237.7° sep=0.47"

20374+3907 A

Componente originario normalizzato	AB		Coord arcsec 2000	203724.98+390725.8		Mag	11.47		PmRA	1.00
PmDE	-3.0		Tycho2	3153-00645-1

Tycho2

Tycho2	3153-00645-1	Pflag		RAmdeg	309.35398499	DEmdeg	39.12380257
PmRA	0.9	PmDE	-3.3	E RAmdeg	38	E DEmdeg	35
E pmRA	1.8	E pmDE	1.7	EpRAm	1986.29	EpDEm	1986.66
Num	5	Q RAmdeg	0.9	Q DEmdeg	1.1	Q pmRA	1.0
Q pmDE	1.1	BTmag	11.911	E BTmag	0.083	VTmag	10.793
E VTmag	0.049	Prox	999	TYC	T	HIP
CCDM		RAdeg	309.35398139	DEdeg	39.12380944	EpRA 1990	1.63
EpDE 1990	1.70	E RAdeg	38.6	E DEdeg	36.1	Posflg
Corr	0.1

20374+3907 B

Componente originario normalizzato	AB		Coord arcsec 2000	203724.95+390725.5		Mag	11.48		PmRA	1.00
PmDE	-3.0		Calc delta mag	0.01		Calc coord	yes