01421-1808 SMW 1 (HD 10520)

01^h 42^m 07.84^s -18° 07' 34.8" P.A. 354.00 sep 0.4 mag 9.39,10.38 Sp F5V dist. 234.74 pc (765.72 l.y.)

Coord 2000	01421-1808	Discov num	SMW 1	Comp		Coord arcsec 2000	01 42 07.84 -18 07 34.8
Date first	1937	Date last	2017	Obs	14
Pa first	83	Pa last	354.1	P.A. Now (θ)	354.1°
Sep first	0.2	Sep last	0.386	Sep. Now (ρ)	0.386"
Mag pri	9.39	Mag sec	10.38	delta mag (ΔM)	0.99	Spectral class	F5V (yellow-white)
Pri motion ra	+066	Sec motion ra
Pri motion dec	+015	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 10520	Constellation	Cetus	SAO	147967	HIP	7952
Tycho2	5855-01900-1	Gaia DR2	5140532286546753024	HD	10520	BD	BD-18 286
Distance	234.74	Distance ly	765.72

WDS 01421-1808 SMW 1 (HD 10520) : NOTES

No records found.

DISCOVERER

idgroup	discov	author
1	SMW	Simonov, G.V.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
01421-1808	SMW 1		1991	13	11	0.3	9.39	10.38	F5V	D	014207.84-180734.8
01421-1808	SMW 1		2017	14	354	0.4	9.39	10.38	F5V		014207.84-180734.8

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

WDS 01421-1808 SMW 1 (HD 10520) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 01421-1808 SMW 1 (HD 10520) : MEASURES

No records found.

WDS 01421-1808 (HD 10520) : VIRTUAL EYEPIECE

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

WDS 01421-1808 (HD 10520) : ALADIN DSS IMAGE @ 01^h 42^m 07.84^s -18° 07' 34.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 01421-1808 SMW 1 (HD 10520) : 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		01421-1808	SMW 1		354	0.4	1
Show		01415-1759	HJ 2072		289	3.3	12
Show		01422-1753	BUP 24		283	140.1	15
Show		01410-1808	LDS1112		216	12.5	17
Show		01442-1753	SLW 82		355	13.4	33
Show		01433-1736	HJ 3455		73	23.8	36
Show		01400-1830	GWP 211		214	85.5	38
Show		01396-1825	UC 598		348	15.1	41
Show		01392-1759	UC 597		130	9.4	44
Show		01394-1748	HJ 2067		91	31.0	45
Show		01388-1758	LDS 838		333	1.7	46
Show		01431-1852	UC 608		22	12.3	47
Show		01432-1853	ARA 520		109	8.0	48
Show		01455-1803	LDS3307		308	159.2	51
Show		01455-1822	TDS1992		43	1.3	51
Show		01448-1732	KPP4349	BC	25	46.4	52
Show		01448-1732	SKF 123	AB	284	11.7	52
Show		01448-1732	KPP4349	AC	17	45.7	52
Show		01387-1842	SLW 75		14	152.6	61
Show		01438-1712	CVR 29		166	10.8	61
Show		01388-1849	SLW 76		56	13.0	63
Show		01460-1736	GWP 220		174	18.0	64
Show		01377-1822	CVR1075		204	4.6	66
Show		01411-1656	FEN 1		338	4.9	74
Show		01373-1843	WIS 40		173	670.2	78
Show		01361-1805	GWP 202		175	18.5	87
Show		01360-1805	SKF2157		236	10.0	88
Show		01411-1634	UC 601		69	7.5	96
Show		01359-1732	HJ 2061		317	104.9	97
Show		01489-1823	BU 1001		6	1.6	97
Show		01490-1746	LSC 16		235	0.1	101
Show		01352-1829	RSS 49		2	8.4	102
Show		01493-1752	CVR1083		13	3.8	104
Show		01487-1900	ARA 521		95	5.9	108
Show		01471-1928	NSN 245		224	3.1	108
Show		01451-2003	HJ 3459		89	19.7	124
Show		01355-1648	HU 419		49	0.1	125
Show		01425-2015	RST2266		324	2.5	128
Show		01448-2009	HU 1211		111	3.4	128
Show		01441-1556	BUP 25		150	160.5	135
Show		01515-1821	GWP 231		184	106.4	135
Show		01408-2022	RST2265		101	0.2	136
Show		01360-1618	GWP 201		120	72.6	141
Show		01350-1630	GWP 200		86	24.4	142
Show		01515-1858	LDS9126		77	3.3	142
Show		01517-1849	LDS1119		191	14.4	143
Show		01323-1834	RST2262	AB	163	2.3	143
Show		01323-1834	BHA 1	AC	115	3.4	143
Show		01431-1544	HU 421		262	2.7	145
Show		01384-1552	YSC 233		87	0.5	146
Show		01398-2031	DON 21		353	2.7	148

WDS 01421-1808 : COMPONENTS

	A
B	pa=354.4° sep=0.39"

01421-1808 A

Name	HD 10520	Coord arcsec 2000	014207.84-180734.8	Mag	9.39	Spectral class	F5V (yellow-white)
PmRA	66.00	PmDE	15.0	SAO	147967	HIP	7952
Tycho2	5855-01900-1	HD	10520	BD	BD-18 286

Tycho2

Tycho2	5855-01900-1	Pflag		RAmdeg	25.53281193	DEmdeg	-18.12626952
PmRA	58.0	PmDE	10.3	E RAmdeg	10	E DEmdeg	11
E pmRA	1.5	E pmDE	1.5	EpRAm	1990.45	EpDEm	1989.95
Num	7	Q RAmdeg	0.8	Q DEmdeg	1.3	Q pmRA	0.8
Q pmDE	1.3	BTmag	9.471	E BTmag	0.021	VTmag	8.981
E VTmag	0.017	Prox	999	TYC	T	HIP	7952
CCDM	AS	RAdeg	25.53267250	DEdeg	-18.12629278	EpRA 1990	1.79
EpDE 1990	1.61	E RAdeg	10.0	E DEdeg	11.0	Posflg	P
Corr	-0.2

SAO

SAO	147967	DelFlag		RA1950		PmRA1950	0.0035
DE1950		PmDE1950	0.02	Vmag	8.6	SpType	F8
Double code		Source	22	CatNum	458	DM	BD-18 286
DMcomp		BDsup		HD	10520	M HD	0
GC		RA1950rad	0.43511452	DE1950rad	-0.32076137	PmRA2000	0.0038
PmDE2000	0.016

Hipparcos

Catalog	H	HIP	7952	Proxy	H	RAhms	01 42 07.84
DEdms	-18 07 34.8	Vmag	8.91	VarFlag		R Vmag	G
RAdeg	25.5327	DEdeg	-18.1263	AstroRef	A	Plx	5.94
CCDM	01421-1808	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AS
Theta	12	Rho	0.322	HD	10520	BD	BD-18 286
CD		CP		Dm number	-18 286	VIred	0.54
SpType	F5V	R SpType		Coord arcsec 2000	014207.84-180734.8

Hipparcos 2

HIP	7952	Sn	15	So	3	Nc	2
RArad	0.4456289421	DErad	-0.3163640079	Plx	4.26	PmRA	58.98
PmDE	8.39	E RArad	1.03	E DErad	1.05	E Plx	1.35
E pmRA	1.35	E pmDE	1.28	Hpmag	9.023	E Hpmag	0.0021
SHp	0.017	VA	0	BV	0.47	E BV	0.015
VI	0.54

CCDM

Ccdm	01421-1808	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.80	DDEs	25.8
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.6	Sp	F8	PmNote	*
PmRA	50	PmDE	20	Dm number	-18 286	Cat1	BD
Name2	147967	Cat2	SAO	HD	10520	M HD
ADS BDS		M ADS BDS		N IDS		IDS	01373S1838A
HIC	7952

01421-1808 B

Coord arcsec 2000

014207.84-180734.4

Mag

10.38

Calc delta mag

0.99

Calc coord

yes

CCDM

Ccdm	01421-1808	RComp		Comp	B	Note1
Note2		Discov num	SMW 1	DRAs		DDEs
R dRAs		Year	1942	Theta	074	Rho	0.2
Obs	3	Vmag	9.8	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	01373S1838B
HIC	7952