02306+7107 TDS 2270

02^h 30^m 34.39^s +71° 06' 57.9" P.A. 121.00 sep 0.5 mag 10.60,10.90

Coord 2000	02306+7107	Discov num	TDS2270	Comp		Coord arcsec 2000	02 30 34.39 +71 06 57.9
Date first	1991	Date last	1991	Obs	1
Pa first	121	Pa last	120.8	P.A. Now (θ)	120.8°
Sep first	0.5	Sep last	0.5	Sep. Now (ρ)	0.5"
Mag pri	10.60	Mag sec	10.90	delta mag (ΔM)	0.3	Spectral class
Pri motion ra	+031	Sec motion ra	+031
Pri motion dec	-019	Sec motion dec	-019
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cassiopeia

Tycho2

4316-00216-1

Gaia DR2

545363750269376640

WDS 02306+7107 TDS 2270 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
TDS		Tycho Double Star (from additional DD list)	...................
TDT		Tycho Double Star (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
02306+7107	TDS2270		1991	1	121	0.5	10.60	10.90			023034.39+710657.9

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WDS 02306+7107 TDS 2270 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 02306+7107 TDS 2270 : MEASURES

No records found.

WDS 02306+7107 : VIRTUAL EYEPIECE

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WDS 02306+7107 : ALADIN DSS IMAGE @ 02^h 30^m 34.39^s +71° 06' 57.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 02306+7107 TDS 2270 : 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		02306+7107	TDS2270		121	0.5
Show		02309+7049	SLW 117		273	136.9	18
Show		02237+7055	TDS2237		307	0.4	36
Show		02323+7146	MLR 306		231	1.0	40
Show		02303+7025	HDS 327		179	1.6	43
Show		02277+7147	MLR 305	Aa,Ab	260	0.2	43
Show		02277+7147	HJ 1116	AB	132	4.4	43
Show		02395+7058	MLR 381		264	0.5	45
Show		02362+7030	HJ 1119	AB	315	16.2	46
Show		02362+7030	HJ 1119	AC	19	20.4	46
Show		02362+7030	HJ 1119	AD	335	51.8	46
Show		02332+7013	RBR 34		247	0.9	56
Show		02231+7021	MLR 377	AB	138	0.7	60
Show		02231+7021	CVE 1	AB,C	43	66.3	60
Show		02208+7156	TDS2216		290	0.8	68
Show		02174+7046	CBL 210		148	31.7	69
Show		02369+7006	CRB 164		329	13.2	69
Show		02313+6955	TDS2273		36	4.2	72
Show		02235+7001	TDS2236		341	0.6	75
Show		02243+7218	HJ 2124		210	18.7	77
Show		02216+7212	HJ 2122		139	31.3	77
Show		02444+7148	TDS2348		107	0.9	78
Show		02234+6954	LDS1555		109	57.8	81
Show		02455+7027	TDS2352		337	0.4	84
Show		02132+7117	HJ 2113		197	18.9	85
Show		02315+6938	MLR 379		90	0.4	89
Show		02276+7238	HJ 2131		156	19.6	93
Show		02278+7247	HJ 2132	AB	158	29.8	100
Show		02278+7247	HJ 2132	AC	113	49.8	100
Show		02442+7225	TDS2346		86	0.4	102
Show		02348+6926	TDS2290		143	2.2	103
Show		02487+7221	MLR 450		180	2.9	113
Show		02204+6924	TDS2212		88	1.4	115
Show		02473+6946	TDS2360	Aa,Ab	150	0.5	117
Show		02473+6946	HJ 1127	AB	47	12.5	117
Show		02257+7301	TDS2244		95	2.4	117
Show		02389+6918	STF 278		17	0.5	117
Show		02139+7234	KPP3149		338	1.9	117
Show		02292+7305	HJ 2133	BC	141	4.1	119
Show		02292+7305	HJ 2133	AB	151	28.5	119
Show		02489+6938	DRS 3	AB	230	3.9	129
Show		02489+6938	DRS 3	AC	72	7.3	129
Show		02127+6928	TDS2158		326	1.2	135
Show		02124+7256	HJ 1107		99	21.1	138
Show		02190+7314	KPP 658		266	5.9	138
Show		02502+7255	HJ 2157	AB	287	11.2	141
Show		02502+7255	HJ 2157	AC	22	24.4	141
Show		02502+7255	HJ 2157	AD	68	33.7	141
Show		02232+7329	HJ 2123	AB	39	30.2	146
Show		02232+7329	BU 1372	AC	16	9.4	146
Show		02283+6839	FAL 3		5	7.2	149

WDS 02306+7107 : COMPONENTS

	A
B	pa=151.5° sep=0.29"

02306+7107 A

Componente originario normalizzato	AB		Coord arcsec 2000	023034.39+710657.9		Mag	10.6		PmRA	31.00
PmDE	-19.0		Tycho2	4316-00216-1

Tycho2

Tycho2	4316-00216-1	Pflag		RAmdeg	37.64344034	DEmdeg	71.11605839
PmRA	31.2	PmDE	-19.0	E RAmdeg	22	E DEmdeg	22
E pmRA	1.9	E pmDE	2.0	EpRAm	1988.46	EpDEm	1988.92
Num	4	Q RAmdeg	0.5	Q DEmdeg	1.2	Q pmRA	0.5
Q pmDE	1.2	BTmag	11.665	E BTmag	0.070	VTmag	10.100
E VTmag	0.030	Prox	999	TYC	T	HIP
CCDM		RAdeg	37.64321389	DEdeg	71.11609861	EpRA 1990	1.66
EpDE 1990	1.72	E RAdeg	26.3	E DEdeg	25.3	Posflg
Corr	0.1

02306+7107 B

Componente originario normalizzato	AB		Coord arcsec 2000	023034.42+710657.6		Mag	10.9		PmRA	31.00
PmDE	-19.0		Calc delta mag	0.3		Calc coord	yes