12340+3458 LDS 1323

12^h 33^m 56.66^s +34° 56' 48.1" P.A. 293.00 sep 23.8 mag 17.47,18.98

Coord 2000	12340+3458	Discov num	LDS1323	Comp		Coord arcsec 2000	12 33 56.66 +34 56 48.1
Date first	1963	Date last	2015	Obs	15
Pa first	278	Pa last	292.5	P.A. Now (θ)	292.5°
Sep first	28.0	Sep last	23.825	Sep. Now (ρ)	23.825"
Mag pri	17.47	Mag sec	18.98	delta mag (ΔM)	1.51	Spectral class
Pri motion ra	-040	Sec motion ra	-040
Pri motion dec	-273	Sec motion dec	-273
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Canes Venatici

Gaia DR2

1518193668380204800

WDS 12340+3458 LDS 1323 : NOTES

discov_num	notes	refcode
LDS1323	NLTT 31128/31127	Chm2004

REFERENCES

refcode	metd	author	reference
Chm2004	E -	Chaname, J. & Gould, A.	2004ApJ...601..289C
Chm2004		ApJ 601, 289, 2004
Chm2004		(Photometry, coordinates, and astrometry from rNLTT. Astrometry from early
Chm2004		versions of 2MASS and UCAC, with date given only as "circa 2000". Measures
Chm2004		identical to discovery observations - predominantly close pairs - were assumed
Chm2004		not new observations, so not included in WDS. Similar concerns when primary and
Chm2004		secondary magnitudes or proper motions were the same.)

DISCOVERER

idgroup	discov	author
1	LDS	Luyten p.m. catalog (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
12340+3458	LDS1323		2000	2	287	25.3	17.47	18.98			123356.66+345648.1
12340+3458	LDS1323		2010	4	291	24.2	17.47	18.98		N	123356.66+345648.1
12340+3458	LDS1323		2015	5	293	23.8	17.47	18.98		N	123356.66+345648.1

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

WDS 12340+3458 LDS 1323 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12340+3458 LDS 1323 : MEASURES

No records found.

WDS 12340+3458 : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 12340+3458 : ALADIN DSS IMAGE @ 12^h 33^m 56.66^s +34° 56' 48.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12340+3458 LDS 1323 : 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		12340+3458	LDS1323		293	23.8
Show		12349+3447	CVR1447		96	4.4	16
Show		12334+3518	LEP 133		264	3.1	23
Show		12334+3410	HO 537		174	2.4	48
Show		12306+3431	HDS1759		206	0.2	50
Show		12320+3406	SKF2708		114	24.7	57
Show		12372+3545	LEP 58		4	273.0	63
Show		12359+3600	KPP2139		3	17.6	68
Show		12331+3614	CRB 92		68	13.7	79
Show		12374+3606	CVR 658		300	13.2	82
Show		12406+3444	UC 2383		104	11.1	83
Show		12304+3608	HJ 519		190	18.3	83
Show		12350+3620	HJL1070		79	240.3	84
Show		12279+3425	POP 57		353	10.1	86
Show		12390+3354	SLW 749		291	13.3	90
Show		12286+3348	LDS4216		257	4.2	97
Show		12351+3320	CVR1449		349	4.6	98
Show		12353+3634	ES 2166		358	4.7	99
Show		12398+3605	CVR1458		96	4.6	100
Show		12308+3640	J 1023		173	5.2	110
Show		12265+3347	RAO 657		316	0.2	116
Show		12244+3507	CVR1429		181	3.1	119
Show		12272+3632	TDS8388		251	1.1	126
Show		12431+3553	FMR 109		93	89.0	126
Show		12282+3641	STF1646		260	5.6	126
Show		12427+3349	STF1672		312	4.3	128
Show		12234+3508	CVR1426		355	4.8	130
Show		12445+3425	STF1675		4	29.5	134
Show		12441+3546	HO 256		120	0.5	135
Show		12433+3333	TDS8499	AB	33	0.5	144
Show		12433+3333	GII 192	Aa,Ab	94	0.1	144
Show		12283+3710	KZA 34		244	6.5	151
Show		12445+3617	STF1676		348	4.2	152
Show		12397+3714	ES 2167		272	6.2	153
Show		12218+3529	KPP1091		75	9.0	153
Show		12385+3719	CVR1456		128	4.4	153
Show		12259+3655	KZA 33		63	18.7	155
Show		12424+3653	SKF2593		3	21.0	156
Show		12243+3644	KZA 31	AB	319	44.2	159
Show		12243+3644	KZA 31	AC	98	47.4	159
Show		12285+3722	KZA 35		27	32.7	160
Show		12207+3500	HO 536		96	3.7	163
Show		12401+3722	CBL 390		77	33.0	164
Show		12473+3504	WIS 206		155	929.9	165
Show		12264+3719	COU1424		6	0.6	170
Show		12210+3400	SKF2704		330	127.7	170
Show		12290+3735	KZA 36	AB	115	57.1	170
Show		12290+3735	KZA 36	AC	323	83.7	170
Show		12290+3735	KZA 36	AD	238	5.9	170
Show		12463+3341	SKF2594	AB	49	2.2	172
Show		12463+3341	SKF2594	AC	156	6.8	172

WDS 12340+3458 : COMPONENTS

	A
B	pa=296.8° sep=20.22"

12340+3458 A

Componente originario normalizzato	AB		Coord arcsec 2000	123356.66+345648.1		Mag	17.47		PmRA	-40.00
PmDE	-273.0

12340+3458 B

Componente originario normalizzato	AB		Coord arcsec 2000	123355.19+345657.2		Mag	18.98		PmRA	-40.00
PmDE	-273.0		Calc delta mag	1.51		Calc coord	yes