02397-2026 HDS 346 (HD 16649)

02^h 39^m 39.46^s -20° 25' 39.4" P.A. 221.00 sep 0.8 mag 7.50,11.06 Sp G5V dist. 122.55 pc (399.76 l.y.)

Coord 2000	02397-2026	Discov num	HDS 346	Comp		Coord arcsec 2000	02 39 39.46 -20 25 39.4
Date first	1991	Date last	2020	Obs	9
Pa first	211	Pa last	220.7	P.A. Now (θ)	220.7°
Sep first	0.7	Sep last	0.811	Sep. Now (ρ)	0.811"
Mag pri	7.50	Mag sec	11.06	delta mag (ΔM)	3.56	Spectral class	G5V (yellow)
Pri motion ra	-119	Sec motion ra
Pri motion dec	-185	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 16649	Constellation	Cetus	SAO	167957	HIP	12399
Tycho2	5862-02532-1	HD	16649	GC	3205	BD	BD-21 474
Distance	122.55	Distance ly	399.76

WDS 02397-2026 HDS 346 (HD 16649) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
HDS		Hipparcos Double Star (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
02397-2026	HDS 346		1991	1	211	0.7	7.50	11.06	G5V	D	023939.46-202539.4
02397-2026	HDS 346		2014	3	218	0.8	7.50	11.06	G5V		023939.46-202539.4
02397-2026	HDS 346		2020	9	221	0.8	7.50	11.06	G5V		023939.46-202539.4

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

WDS 02397-2026 HDS 346 (HD 16649) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 02397-2026 HDS 346 (HD 16649) : MEASURES

No records found.

WDS 02397-2026 (HD 16649) : VIRTUAL EYEPIECE

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WDS 02397-2026 (HD 16649) : ALADIN DSS IMAGE @ 02^h 39^m 39.46^s -20° 25' 39.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 02397-2026 HDS 346 (HD 16649) : 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		02397-2026	HDS 346		221	0.8
Show		02401-2029	BRT 298		314	4.0	7
Show		02430-2017	HJ 3524		166	19.8	48
Show		02395-2113	DAM1293		193	3.3	48
Show		02396-2115	B 1922		246	1.4	50
Show		02432-2108	LDS3420		292	3.3	66
Show		02368-1929	ARA 523		141	2.0	70
Show		02404-1914	RST2285		330	2.7	73
Show		02360-2124	HJ 3511		98	14.7	78
Show		02362-1919	ARA 522		106	9.4	83
Show		02439-1925	LDS5392		223	180.6	85
Show		02441-2125	KPP2029		287	16.2	86
Show		02456-2004	DON 40		283	0.2	87
Show		02333-1933	GWP 338	AB	60	52.4	105
Show		02333-1933	GWP 338	AC	173	0.9	105
Show		02320-1955	BRT 297		277	3.3	110
Show		02445-1859	GWP 362		298	159.3	111
Show		02314-2055	UC 749		162	42.1	120
Show		02315-2112	KPP2869		356	7.0	123
Show		02476-2115	RST2287		60	0.7	123
Show		02420-1824	GWP 354		275	34.3	126
Show		02461-1853	UC 801		86	28.0	130
Show		02332-2207	DON 35		307	1.6	137
Show		02301-2053	B 1920		222	0.4	138
Show		02324-1849	GWP 336		70	11.2	142
Show		02498-2015	HJ 3533		267	37.8	143
Show		02357-2239	UC 762		127	20.4	145
Show		02437-2240	RST2286		1	0.2	146
Show		02293-2102	B 2072		306	10.3	150
Show		02316-2204	RSS 58		125	10.0	150
Show		02290-1959	RST2280	Aa,Ab	90	0.2	153
Show		02290-1959	UC 744	AB	242	474.5	153
Show		02375-2255	RST2284		132	1.3	153
Show		02320-2216	UC 753		309	19.2	154
Show		02331-1821	HJ 3505		20	15.4	155
Show		02489-1902	B 1924		236	0.4	156
Show		02340-1812	BRG 13		5	0.9	156
Show		02314-1840	KPP1702		19	13.1	158
Show		02307-2201	ARA1615		115	6.9	158
Show		02287-1948	B 672		310	1.9	159
Show		02472-2229	SKF2167	AB	213	69.4	163
Show		02472-2229	CVN 71	AC	347	1.7	163
Show	Angetenar	02510-2100	SEE 20		127	49.6	164
Show		02291-1917	SKF2162	AB	4	163.0	164
Show		02282-2121	ARA1261		212	3.8	170
Show		02476-1819	LV 2		26	2.9	170
Show		02464-2250	SKF2166		272	29.5	173
Show		02512-2125	I 461		330	3.2	173
Show		02482-2232	RST2288		47	1.2	174
Show		02290-2158	DON 33		125	3.5	177
Show		02518-2117	SEE 21		323	0.1	178

WDS 02397-2026 : COMPONENTS

	A
B	pa=218.9° sep=0.79"

02397-2026 A

Componente originario normalizzato	AB	Name	HD 16649	Coord arcsec 2000	023939.46-202539.4	Mag	7.5
Spectral class	G5V (yellow)	PmRA	-119.00	PmDE	-185.0	SAO	167957
HIP	12399	Tycho2	5862-02532-1	HD	16649	GC	3205
BD	BD-21 474

Tycho2

Tycho2	5862-02532-1	Pflag		RAmdeg	39.91412087	DEmdeg	-20.42806451
PmRA	-116.5	PmDE	-185.8	E RAmdeg	5	E DEmdeg	5
E pmRA	1.3	E pmDE	1.4	EpRAm	1991.16	EpDEm	1991.26
Num	12	Q RAmdeg	1.6	Q DEmdeg	2.2	Q pmRA	1.5
Q pmDE	2.1	BTmag	8.286	E BTmag	0.016	VTmag	7.425
E VTmag	0.011	Prox	999	TYC	T	HIP	12399
CCDM	AB	RAdeg	39.91441167	DEdeg	-20.42762944	EpRA 1990	1.58
EpDE 1990	1.57	E RAdeg	4.9	E DEdeg	5.0	Posflg	P
Corr	-0.2

SAO

SAO	167957	DelFlag		RA1950		PmRA1950	-0.0084
DE1950		PmDE1950	-0.197	Vmag	7.4	SpType	G0
Double code		Source	70	CatNum	3205	DM	BD-21 474
DMcomp		BDsup		HD	16649	M HD	0
GC	3205	RA1950rad	0.68664673	DE1950rad	-0.3602396	PmRA2000	-0.0081
PmDE2000	-0.2

Hipparcos

Catalog	H	HIP	12399	Proxy	H	RAhms	02 39 39.46
DEdms	-20 25 39.4	Vmag	7.32	VarFlag		R Vmag	G
RAdeg	39.9144	DEdeg	-20.4276	AstroRef	A	Plx	7.68
CCDM	02397-2026	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	B	M HIP	AB
Theta	211	Rho	0.673	HD	16649	BD	BD-21 474
CD		CP		Dm number	-21 474	VIred	0.81
SpType	G5V	R SpType		Coord arcsec 2000	023939.46-202539.4

Hipparcos 2

HIP	12399	Sn	15	So	3	Nc	2
RArad	0.6966381118	DErad	-0.3565290604	Plx	8.16	PmRA	-118.75
PmDE	-184.23	E RArad	0.44	E DErad	0.53	E Plx	0.66
E pmRA	0.58	E pmDE	0.66	Hpmag	7.4634	E Hpmag	0.0011
SHp	0.009	VA	0	BV	0.77	E BV	0.01
VI	0.81

CCDM

Ccdm	02397-2026	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-2.61	DDEs	19.0
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	7.5	Sp	G5	PmNote	*
PmRA	-119	PmDE	-185	Dm number	-21 474	Cat1	BD
Name2	167957	Cat2	SAO	HD	16649	M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	12399

02397-2026 B

Componente originario normalizzato	AB		Coord arcsec 2000	023939.42-202540.0		Mag	11.06		Calc delta mag	3.56
Calc coord	yes

CCDM

Ccdm	02397-2026	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	-2.64	DDEs	18.4
R dRAs	82	Year	1991	Theta	211	Rho	0.7
Obs	1	Vmag	11.1	Sp		PmNote	*
PmRA	-119	PmDE	-185	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	12399