23266+5709 LEO 31

23^h 26^m 39.78^s +57° 09' 52.7" P.A. 4.00 sep 3.0 mag 9.90,11.50

Coord 2000	23266+5709	Discov num	LEO 31	Comp		Coord arcsec 2000	23 26 39.78 +57 09 52.7
Date first	1908	Date last	2016	Obs	8
Pa first	9	Pa last	4.1	P.A. Now (θ)	4.1°
Sep first	3.9	Sep last	2.983	Sep. Now (ρ)	2.983"
Mag pri	9.90	Mag sec	11.50	delta mag (ΔM)	1.6	Spectral class
Pri motion ra	+079	Sec motion ra
Pri motion dec	+022	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Cassiopeia

Tycho2

4007-01352-1

Gaia DR2

1997340151211214592

WDS 23266+5709 LEO 31 : NOTES

discov_num	notes	refcode
LEO 31	STI 2980.

REFERENCES

refcode	metd	author	reference
Leo1918	Ma -	Leonard, F.C.	1918MNRAS..78..475L
Leo1918		MNRAS 78, 475, 1918
Leo1933	Ma -	Leonard, F.C.	1933LicOB..16...90L
Leo1933		Lick Obs. Bull. 16, 90, 1933
Leo1943	Ma -	Leonard, F.C.	1943PASP...55..241L
Leo1943		PASP 55, 241, 1943

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
23266+5709	LEO 31		2001	5	4	3.0	9.90	11.50		N	232639.78+570952.7
23266+5709	LEO 31		2015	6	4	3.0	9.90	11.50		N	232639.78+570952.7
23266+5709	LEO 31		2016	8	4	3.0	9.90	11.50		N	232639.78+570952.7

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WDS 23266+5709 LEO 31 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 23266+5709 LEO 31 : MEASURES

No records found.

WDS 23266+5709 : VIRTUAL EYEPIECE

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WDS 23266+5709 : ALADIN DSS IMAGE @ 23^h 26^m 39.78^s +57° 09' 52.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 23266+5709 LEO 31 : 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		23266+5709	LEO 31		4	3.0
Show		23271+5713	STI2981		205	11.0	5
Show		23265+5654	TDT4035		109	1.9	17
Show		23275+5649	TDT4043		135	0.9	22
Show		23248+5650	MLB 146		144	1.8	26
Show		23241+5732	STT 495		121	0.4	31
Show		23289+5645	STI2985		6	19.5	31
Show		23291+5643	TDT4056		53	2.5	34
Show		23234+5645	TDT4014		158	0.6	37
Show		23261+5747	TDT4033		350	1.0	37
Show		23296+5633	TDT4064		313	0.3	44
Show		23212+5720	STI2973		95	3.8	46
Show		23270+5624	HJ 1879		54	21.5	47
Show		23272+5624	HJ 1881		68	13.7	47
Show		23298+5625	KPP 14		125	8.9	52
Show		23327+5731	AG 293		21	3.6	54
Show		23200+5654	STI2972		122	8.4	54
Show		23261+5616	STI2979		105	14.1	55
Show		23332+5724	STT 499	A,BC	76	9.7	55
Show		23332+5724	WAL 149	AD	39	95.4	55
Show		23332+5724	A 641	BC	166	0.3	56
Show		23198+5715	BU 229	AB	32	16.8	56
Show		23198+5715	WAL 148	AC	75	64.5	56
Show		23237+5619	MLR 595		63	3.8	57
Show		23336+5707	STI2998		158	10.9	57
Show		23261+5612	STI2978		328	12.8	59
Show		23222+5756	RAO 630		312	0.4	60
Show		23337+5727	STI2999		45	10.6	60
Show		23287+5807	STI2984		123	14.3	60
Show		23218+5625	STI2974		302	6.7	60
Show		23197+5732	TDT3983		3	0.7	61
Show		23344+5726	TDT4104	AB	313	0.8	65
Show		23314+5610	STI2991		214	14.6	72
Show		23222+5605	HJ 1873		43	6.3	75
Show		23177+5725	CVR 277		197	90.8	76
Show		23312+5604	TDT4080		246	0.5	76
Show		23302+5600	TDT4069		25	0.5	76
Show		23270+5552	HJ 1880		183	15.9	78
Show		23309+5825	BU 1151	CD	291	0.4	81
Show		23309+5825	STF3022	AB	226	20.4	83
Show		23309+5825	STF3022	AC	191	117.6	83
Show		23300+5833	BU 1149	Ia,Ib	287	0.3	84
Show		23300+5833	DA 2	CD	214	1.3	87
Show		23300+5833	HJ 1886	CH	337	26.9	87
Show		23300+5833	BU 1149	CI	189	205.9	87
Show		23300+5833	STT 496	AB	1	0.7	88
Show		23300+5833	SHJ 355	AC	269	75.0	88
Show		23300+5833	HJ 1888	AE	117	39.9	88
Show		23300+5833	HJ 1888	AF	338	67.2	88
Show		23300+5833	HJ 1888	AG	347	66.9	88
Show		23300+5833	BU 1149	AI	208	234.0	88

WDS 23266+5709 : COMPONENTS

	A
B	pa=2.2° sep=2.98"

23266+5709 A

Componente originario normalizzato	AB		Coord arcsec 2000	232639.78+570952.7		Mag	9.9		PmRA	79.00
PmDE	22.0		Tycho2	4007-01352-1

Tycho2

Tycho2	4007-01352-1	Pflag		RAmdeg	351.66573170	DEmdeg	57.16464247
PmRA	78.9	PmDE	21.8	E RAmdeg	28	E DEmdeg	27
E pmRA	3.5	E pmDE	3.4	EpRAm	1990.90	EpDEm	1990.95
Num	3	Q RAmdeg	0.8	Q DEmdeg	1.1	Q pmRA	0.8
Q pmDE	1.2	BTmag	11.148	E BTmag	0.050	VTmag	10.398
E VTmag	0.037	Prox	999	TYC	T	HIP
CCDM		RAdeg	351.66539472	DEdeg	57.16459222	EpRA 1990	1.66
EpDE 1990	1.69	E RAdeg	28.1	E DEdeg	27.0	Posflg
Corr	0.1

23266+5709 B

Componente originario normalizzato	AB		Coord arcsec 2000	232639.79+570955.7		Mag	11.5		Calc delta mag	1.6
Calc coord	yes