15202+7708 LDS 1819

15^h 20^m 12.85^s +77° 08' 21.5" P.A. 226.00 sep 11.8 mag 9.15,16.16 Sp G0 dist. 68.31 pc (222.83 l.y.)

Coord 2000	15202+7708	Discov num	LDS1819	Comp		Coord arcsec 2000	15 20 12.85 +77 08 21.5
Date first	1965	Date last	2015	Obs	22
Pa first	228	Pa last	225.6	P.A. Now (θ)	225.6°
Sep first	11.0	Sep last	11.797	Sep. Now (ρ)	11.797"
Mag pri	9.15	Mag sec	16.16	delta mag (ΔM)	7.01	Spectral class	G0 (yellow)
Pri motion ra	-263	Sec motion ra	-266
Pri motion dec	+256	Sec motion dec	+260
Notes	N V (See Notes, Proper motion indicates physical)

rPM=0.013 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation	Ursa Minor		HIP	75055		Tycho2	4560-00517-1		BD	BD+77 584
Distance	68.31		Distance ly	222.83

WDS 15202+7708 LDS 1819 : NOTES

discov_num	notes	refcode
LDS1819	NLTT 40118/40114	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
15202+7708	LDS1819		2000	3	225	11.9	9.15	16.16	G0	DV	152012.85+770821.5
15202+7708	LDS1819		2004	5	227	11.7	9.15	16.16	G0	NVD	152012.85+770821.5
15202+7708	LDS1819		2010	6	226	11.8	9.15	16.16	G0	NV	152012.85+770821.5
15202+7708	LDS1819		2015	6	226	11.8	9.15	16.16	G0	NV	152012.85+770821.5

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

WDS 15202+7708 LDS 1819 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 15202+7708 LDS 1819 : MEASURES

No records found.

WDS 15202+7708 : VIRTUAL EYEPIECE

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

WDS 15202+7708 : ALADIN DSS IMAGE @ 15^h 20^m 12.85^s +77° 08' 21.5"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 15202+7708 LDS 1819 : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show		15202+7708	LDS1819		226	11.8
Show		15195+7710	SKF1235		159	7.1	3
Show		15266+7701	LDS1821		72	4.5	23
Show		15282+7710	MFL 147		147	59.7	27
Show		15103+7648	LDS1812		160	90.2	40
Show		15189+7626	MFL 198		237	11.0	43
Show		15325+7646	HU 911		268	1.6	48
Show		15231+7620	MFL 148		143	60.0	50
Show		15051+7703	LDS1809		351	4.2	53
Show		15356+7726	LDS1825	AB	280	182.4	54
Show		15356+7726	WIS 288	AC	318	999.9	54
Show		15041+7722	LDS1807		105	53.3	56
Show		15340+7632	LDS1824		180	1.9	60
Show		15082+7624	UC 2938		27	51.8	61
Show		15050+7626	MLR 343		278	0.2	68
Show		15038+7751	MFL 175		108	8.4	69
Show		15178+7817	TDS9472		95	1.1	70
Show		15026+7634	PKO 28		248	5.2	70
Show		15079+7612	MET 10	Aa,Ab	133	0.4	71
Show		15079+7612	LEP 72	AB	2	116.4	71
Show		15079+7612	LAF 53	AC	126	9.5	71
Show		15079+7612	LWR 13	AD	19	14.6	71
Show		15004+7635	MFL 190		315	17.4	76
Show		15223+7835	KPP 342		323	3.7	87
Show		15399+7606	MFL 171		132	4.1	93
Show		15118+7849	MFL 188		60	8.7	105
Show		15021+7528	LDT 8	Ea,Eb	136	0.6	120
Show		15352+7520	STF1971		315	14.9	121
Show		15052+7904	STF1933		275	24.0	125
Show		15326+7907	KPP3292		183	3.0	125
Show		15198+7923	MFL 197		94	5.4	135
Show		15130+7452	KPP3288		1	4.0	139
Show		15189+7441	TDS9478		25	0.6	148
Show		15049+7943	PKO 29		173	5.7	162
Show		15365+7943	TDS9560		17	0.6	162
Show		15253+7428	A 1121		63	2.3	163
Show		15102+7422	LDS1811		94	3.2	170
Show		15021+7427	UC 2902		280	72.2	175
Show		15386+7958	LDS1827		45	6.0	178
Show		15396+7959	STF1989		23	0.7	181
Show		15383+7420	TDS9572		288	1.2	182
Show		15233+7401	KPP3956		186	58.6	188
Show		15309+8020	MFL 195		348	9.6	195
Show		15292+8027	STF1972	AB	79	31.6	201
Show		15292+8027	STF1972	AC	101	188.1	201
Show		15292+8027	LAF 54	BD	271	6.9	201
Show		15292+8027	LAF 54	BE	272	7.4	201
Show		15288+8037	HAU 23		65	34.9	210
Show		15081+7341	LDS1810		118	8.1	212
Show		15238+7325	A 1368		257	5.8	224
Show		15071+8055	KPP1179		168	9.2	230

WDS 15202+7708 : COMPONENTS

	A
B	pa=192.8° sep=8.46"

15202+7708 A

Componente originario normalizzato	AB	Coord arcsec 2000	152012.85+770821.5	Mag	9.15	Spectral class	G0 (yellow)
PmRA	-263.00	PmDE	256.0	HIP	75055	Tycho2	4560-00517-1
BD	BD+77 584

Tycho2

Tycho2	4560-00517-1	Pflag		RAmdeg	230.05355097	DEmdeg	77.13929928
PmRA	-266.3	PmDE	260.1	E RAmdeg	12	E DEmdeg	11
E pmRA	1.4	E pmDE	1.4	EpRAm	1990.51	EpDEm	1990.67
Num	6	Q RAmdeg	0.4	Q DEmdeg	0.5	Q pmRA	0.5
Q pmDE	0.6	BTmag	10.007	E BTmag	0.024	VTmag	9.229
E VTmag	0.017	Prox	610	TYC	T	HIP	75055
CCDM		RAdeg	230.05629500	DEdeg	77.13870083	EpRA 1990	1.74
EpDE 1990	1.72	E RAdeg	11.6	E DEdeg	11.2	Posflg
Corr	-0.1

Hipparcos

Catalog	H	HIP	75055	Proxy		RAhms	15 20 13.55
DEdms	+77 08 19.2	Vmag	9.15	VarFlag		R Vmag	H
RAdeg	230.056	DEdeg	77.1387	AstroRef		Plx	14.81
CCDM	15202+7708	N CCDM	I	Nsys	1	Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD		BD	BD+77 584
CD		CP		Dm number	+77 584	VIred	0.79
SpType	G0	R SpType		Coord arcsec 2000	152013.55+770819.2

Hipparcos 2

HIP	75055	Sn	5	So	0	Nc	1
RArad	4.0152424073	DErad	1.3463236336	Plx	14.64	PmRA	-266.27
PmDE	257.37	E RArad	0.68	E DErad	0.66	E Plx	0.72
E pmRA	0.72	E pmDE	0.78	Hpmag	9.2868	E Hpmag	0.0022
SHp	0.018	VA	0	BV	0.661	E BV	0.024
VI	0.72

CCDM

Ccdm	15202+7708	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.79	DDEs	22.0
R dRAs	12	Year		Theta		Rho
Obs	2	Vmag	9.7	Sp		PmNote
PmRA	-115	PmDE	271	Dm number	+77 584	Cat1	BD
Name2	+77 446	Cat2	AGK2/3	HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	15229N7730A
HIC	75055

15202+7708 B

Componente originario normalizzato	AB		Coord arcsec 2000	152012.29+770813.2		Mag	16.16		PmRA	-266.00
PmDE	260.0		Calc delta mag	7.01		Calc coord	yes

CCDM

Ccdm	15202+7708	RComp		Comp	B	Note1
Note2		Discov num	LDS1819	DRAs		DDEs
R dRAs		Year	1965	Theta	228	Rho	11.0
Obs	1	Vmag	17.1	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	15229N7730B
HIC