18395+3009 LDS 4794

18^h 39^m 32.11^s +30° 09' 54.8" P.A. 13.00 sep 224.9 mag 10.85,13.29 Sp M0V dist. 26.35 pc (85.95 l.y.)

Coord 2000	18395+3009	Discov num	LDS4794	Comp		Coord arcsec 2000	18 39 32.11 +30 09 54.8
Date first	1902	Date last	2015	Obs	11
Pa first	16	Pa last	13	P.A. Now (θ)	13°
Sep first	221.1	Sep last	224.922	Sep. Now (ρ)	224.922"
Mag pri	10.85	Mag sec	13.29	delta mag (ΔM)	2.44	Spectral class	M0V (red)
Pri motion ra	-091	Sec motion ra	-143
Pri motion dec	-167	Sec motion dec	-122
Notes	N (See Notes)

rPM=0.362

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Lyra		HIP	91489		Tycho2	2637-00257-1		Gaia DR2	4587904788810726784
Distance	26.35		Distance ly	85.95

WDS 18395+3009 LDS 4794 : NOTES

discov_num	notes	refcode
LDS4794	NLTT 46821/46824	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
18395+3009	LDS4794		2000	4	13	224.5	10.85	13.29		D	183932.11+300954.8
18395+3009	LDS4794		2002	5	13	224.5	10.85	13.29		N D	183932.11+300954.8
18395+3009	LDS4794		2010	6	13	224.8	10.85	13.29	M0V	N	183932.11+300954.8
18395+3009	LDS4794		2015	7	13	225.0	10.85	13.29	M0V	N	183932.11+300954.8

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

WDS 18395+3009 LDS 4794 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18395+3009 LDS 4794 : MEASURES

No records found.

WDS 18395+3009 : VIRTUAL EYEPIECE

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

WDS 18395+3009 : ALADIN DSS IMAGE @ 18^h 39^m 32.11^s +30° 09' 54.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18395+3009 LDS 4794 : 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		18395+3009	LDS4794		13	224.9
Show		18394+3000	SLE 101		235	20.2	10
Show		18405+3017	HJ 1336	AB	89	16.9	15
Show		18405+3017	HJ 1336	AC	176	32.6	15
Show		18405+3017	HJ 1336	AD	294	33.1	15
Show		18405+3017	HJ 1336	AE	334	32.3	15
Show		18381+3000	J 1138		300	2.7	22
Show		18412+3000	SLE 115		40	8.5	24
Show		18413+3018	STF2367	AB	73	0.4	24
Show		18413+3018	BTG 2	AB,F	173	42.4	24
Show		18413+3018	STF2367	AB,C	192	14.1	24
Show		18413+3018	STF2367	AB,D	84	21.9	24
Show		18413+3018	STF2367	AB,E	341	151.7	24
Show		18396+2940	SLE 102		103	13.3	30
Show		18414+3032	TDT 998		315	0.8	33
Show		18386+2937	J 525		70	3.1	36
Show		18386+3046	STF2358	CD	224	2.5	36
Show		18367+3036	HJ 1330	AB	224	9.3	36
Show		18367+3036	DAM 110	AC	289	8.1	36
Show		18386+3046	STF2359	AB	293	24.5	38
Show		18386+3046	STF2359	AC	183	136.9	38
Show		18386+3046	STF2359	AD	183	138.6	38
Show		18386+3046	STF2359	AE	148	225.0	38
Show		18409+3044	SLE 114		145	4.3	39
Show		18369+3032	DAM 111		286	7.2	40
Show		18400+3051	ARY 59		280	52.4	42
Show		18429+3008	SLE 117	AB	299	13.6	44
Show		18429+3008	SLE 117	AC	13	17.7	44
Show		18424+3036	LDS1014		13	49.3	47
Show		18428+2945	SLE 116		71	18.2	50
Show		18437+3024	STF2376	AB	63	22.3	56
Show		18437+3024	STF2376	AC	206	85.1	56
Show		18437+3024	SLE 112	AD	168	29.1	56
Show		18389+3106	SLE 113		125	11.0	57
Show		18434+3037	SLE 118		45	8.3	58
Show		18422+2922	RAO 396		110	0.9	59
Show		18442+3000	TDT1022		128	0.6	62
Show		18381+2911	TDT 965		141	0.6	62
Show		18369+2915	SLE 98		315	11.2	66
Show		18375+3112	A 250		114	2.4	68
Show		18448+2945	TDT1028		69	0.6	73
Show		18387+2858	L 53		21	8.3	74
Show		18454+3005	SLE 119		177	6.6	76
Show		18421+2857	HDS2648		194	0.3	80
Show		18387+2847	L 25		252	1.3	83
Show		18409+3132	HJ 1337		151	9.4	84
Show		18404+2845	MLB 466	BC	289	4.6	85
Show		18336+2934	RAO 393		69	1.7	86
Show		18404+2845	MLB 466	AB	351	42.6	86
Show		18404+2845	SLE 96	AD	53	35.5	86
Show		18404+2845	SLE 96	AE	280	67.2	86

WDS 18395+3009 : COMPONENTS

	A
B	pa=11.3° sep=223.48"

18395+3009 A

Componente originario normalizzato	AB		Coord arcsec 2000	183932.11+300954.8		Mag	10.85		Spectral class	M0V (red)
PmRA	-91.00		PmDE	-167.0		HIP	91489		Tycho2	2637-00257-1

Tycho2

Tycho2	2637-00257-1	Pflag		RAmdeg	279.88381037	DEmdeg	30.16520656
PmRA	-91.7	PmDE	-172.0	E RAmdeg	31	E DEmdeg	42
E pmRA	2.0	E pmDE	2.0	EpRAm	1984.65	EpDEm	1985.85
Num	6	Q RAmdeg	1.2	Q DEmdeg	1.1	Q pmRA	1.2
Q pmDE	1.1	BTmag	12.500	E BTmag	0.177	VTmag	11.051
E VTmag	0.067	Prox	999	TYC		HIP	91489
CCDM		RAdeg	279.88405417	DEdeg	30.16560083	EpRA 1990	1.55
EpDE 1990	1.68	E RAdeg	52.5	E DEdeg	51.8	Posflg
Corr	0.0

Hipparcos

Catalog	H	HIP	91489	Proxy		RAhms	18 39 32.17
DEdms	+30 09 56.3	Vmag	10.85	VarFlag		R Vmag	H
RAdeg	279.884	DEdeg	30.1656	AstroRef		Plx	37.46
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual	S	M HIP
Theta		Rho		HD		BD
CD		CP		Dm number		VIred	0.74
SpType		R SpType		Coord arcsec 2000	183932.17+300956.3

Hipparcos 2

HIP	91489	Sn	5	So	0	Nc	1
RArad	4.8848981136	DErad	0.5264895289	Plx	37.95	PmRA	-91
PmDE	-171.8	E RArad	1.04	E DErad	1.34	E Plx	1.58
E pmRA	1.24	E pmDE	1.43	Hpmag	10.9711	E Hpmag	0.0051
SHp	0.048	VA	0	BV	0.678	E BV	0.4
VI	1.57

18395+3009 B

Componente originario normalizzato	AB		Coord arcsec 2000	183935.48+301334.0		Mag	13.29		PmRA	-143.00
PmDE	-122.0		Calc delta mag	2.44		Calc coord	yes