21456+4202 TDT 3143

21^h 45^m 34.89^s +42° 01' 47.3" P.A. 34.00 sep 0.5 mag 11.18,11.21

Coord 2000	21456+4202	Discov num	TDT3143	Comp		Coord arcsec 2000	21 45 34.89 +42 01 47.3
Date first	1991	Date last	1991	Obs	1
Pa first	34	Pa last	34.1	P.A. Now (θ)	34.1°
Sep first	0.5	Sep last	0.47	Sep. Now (ρ)	0.47"
Mag pri	11.18	Mag sec	11.21	delta mag (ΔM)	0.03	Spectral class
Pri motion ra	-012	Sec motion ra	-012
Pri motion dec	-014	Sec motion dec	-014
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cygnus

Tycho2

3192-00752-1

Gaia DR2

1972580523741003392

WDS 21456+4202 TDT 3143 : 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
21456+4202	TDT3143		1991	1	34	0.5	11.18	11.21			214534.89+420147.3

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WDS 21456+4202 TDT 3143 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21456+4202 TDT 3143 : MEASURES

No records found.

WDS 21456+4202 : VIRTUAL EYEPIECE

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WDS 21456+4202 : ALADIN DSS IMAGE @ 21^h 45^m 34.89^s +42° 01' 47.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21456+4202 TDT 3143 : 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		21456+4202	TDT3143		34	0.5
Show		21461+4143	TDT3148		18	0.4	20
Show		21473+4148	A 404	AB	100	3.8	24
Show		21473+4148	A 404	AC	294	14.0	24
Show		21478+4212	TDT3158		230	2.7	27
Show		21443+4234	OSO 156	AB	331	7.6	36
Show		21443+4234	OSO 156	AC	57	16.1	36
Show		21443+4234	OSO 156	AD	18	22.7	36
Show		21462+4239	ES 1460	AB	8	1.8	40
Show		21462+4239	ES 1460	AC	238	20.3	40
Show		21426+4226	STF2820	AB	230	16.0	42
Show		21426+4226	BU 1505	AC	200	33.6	42
Show		21426+4226	BU 1505	BC	177	21.4	42
Show		21431+4122	COU1978		87	0.2	49
Show		21456+4110	TDT3144		193	2.2	52
Show		21409+4205	TDT3104		233	2.2	53
Show		21448+4254	TDT3132		293	2.0	53
Show		21462+4254	COU1979		261	0.4	53
Show		21491+4242	ARG 95		338	23.1	56
Show		21443+4256	TDT3129		76	0.9	57
Show		21454+4258	ES 1459		282	2.3	58
Show		21474+4256	A 405		277	1.9	58
Show		21505+4135	TDS1149		285	0.7	62
Show		21511+4209	COU1822	AB	19	0.2	63
Show		21490+4254	TDT3172		164	0.4	65
Show		21398+4211	TDT3094		229	2.9	66
Show		21412+4117	COU1977		97	1.2	67
Show		21424+4105	KUI 108	AB	14	0.2	68
Show		21424+4105	ARY 129	AB,C	132	145.5	68
Show		21426+4103	BU 688	AB	198	0.4	69
Show		21426+4103	FOX9036	AB,D	306	46.7	69
Show		21426+4103	BU 688	AB,C	30	27.0	69
Show		21427+4303	TDT3117		163	0.8	69
Show		21395+4144	FOX 262	EF	46	41.7	71
Show		21395+4144	BU 449	AB	14	6.0	71
Show		21395+4144	STT 447	AC	176	14.0	71
Show		21395+4144	BU 449	AD	248	18.9	71
Show		21395+4144	STT 447	AE	43	29.1	71
Show		21395+4144	ABH 148	AH	263	74.4	71
Show		21395+4144	ABH 148	AI	271	92.9	71
Show		21395+4144	ABH 148	AJ	95	71.2	71
Show		21395+4144	ABH 148	AK	49	74.7	71
Show		21395+4144	ABH 148	AG	337	33.8	71
Show		21519+4221	HO 172	AB	82	10.7	73
Show		21519+4221	HO 172	AC	40	89.7	73
Show		21519+4221	HO 172	AD	61	480.9	73
Show		21519+4221	FYM 113	AE	20	64.4	73
Show		21519+4221	JOD 22	BF	48	2.1	73
Show		21422+4057	DAM 231		292	8.9	76
Show		21518+4128	KPP4253		269	4.3	78
Show		21494+4058	TDT3178		251	0.6	78

WDS 21456+4202 : COMPONENTS

	A
B	pa=26.7° sep=0.44"

21456+4202 A

Componente originario normalizzato	AB		Coord arcsec 2000	214534.89+420147.3		Mag	11.18		PmRA	-12.00
PmDE	-14.0		Tycho2	3192-00752-1

Tycho2

Tycho2	3192-00752-1	Pflag		RAmdeg	326.39543162	DEmdeg	42.02986189
PmRA	-11.6	PmDE	-13.8	E RAmdeg	24	E DEmdeg	22
E pmRA	1.5	E pmDE	1.5	EpRAm	1988.64	EpDEm	1988.67
Num	4	Q RAmdeg	0.6	Q DEmdeg	0.5	Q pmRA	0.6
Q pmDE	0.5	BTmag	11.034	E BTmag	0.041	VTmag	10.548
E VTmag	0.036	Prox	833	TYC	T	HIP
CCDM		RAdeg	326.39546806	DEdeg	42.02989417	EpRA 1990	1.64
EpDE 1990	1.67	E RAdeg	24.6	E DEdeg	22.8	Posflg
Corr	0.3

21456+4202 B

Componente originario normalizzato	AB		Coord arcsec 2000	214534.91+420147.7		Mag	11.21		PmRA	-12.00
PmDE	-14.0		Calc delta mag	0.03		Calc coord	yes