11448-1821 HDS 1658 (Zet Crt)

11^h 44^m 45.76^s -18° 21' 02.2" P.A. 97.00 sep 0.3 mag 4.95,7.84 Sp G8III dist. 108.23 pc (353.05 l.y.)

Coord 2000	11448-1821	Discov num	HDS1658	Comp		Coord arcsec 2000	11 44 45.76 -18 21 02.2
Date first	1991	Date last	2018	Obs	5
Pa first	22	Pa last	97.4	P.A. Now (θ)	97.4°
Sep first	0.2	Sep last	0.347	Sep. Now (ρ)	0.347"
Mag pri	4.95	Mag sec	7.84	delta mag (ΔM)	2.89	Spectral class	G8III (yellow)
Pri motion ra	+027	Sec motion ra
Pri motion dec	-025	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	Zet Crt	Constellation	Crater	SAO	156869	HIP	57283
Tycho2	6096-02032-1	Gaia DR2	3544125550016418048	HD	102070	HR	4514
GC	16112	BD	BD-17 3460	Bayer	Zeta Crateris	Bayer name	Zet Crt
Flamsteed	27 Crateris	Flamsteed name	27 Crt	FK5	1301	Distance	108.23
Distance ly	353.05	Bayer greek	ζ Crt

WDS 11448-1821 HDS 1658 (Zet Crt) : 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
11448-1821	HDS1658		1991	1	22	0.2	4.95	7.84	G8III		114445.76-182102.2
11448-1821	HDS1658		2016	4	91	0.3	4.95	7.84	G8III		114445.76-182102.2
11448-1821	HDS1658		2018	5	97	0.3	4.95	7.84	G8III		114445.76-182102.2

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

WDS 11448-1821 HDS 1658 (Zet Crt) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 11448-1821 HDS 1658 (Zet Crt) : MEASURES

No records found.

WDS 11448-1821 (Zet Crt) : VIRTUAL EYEPIECE

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

WDS 11448-1821 (Zet Crt) : ALADIN DSS IMAGE @ 11^h 44^m 45.76^s -18° 21' 02.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 11448-1821 HDS 1658 (Zet Crt) : 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		11448-1821	HDS1658		97	0.3
Show		11454-1825	NSN 110		196	1.2	10
Show		11436-1806	HU 465		111	0.4	23
Show		11446-1752	GWP1659		181	57.8	29
Show		11461-1843	KPP2734		267	8.2	30
Show		11430-1805	ALD 49		76	4.0	30
Show		11427-1838	ALD 48		128	2.8	34
Show		11446-1736	GWP1658		20	6.4	46
Show		11474-1847	TDS8025		17	0.9	46
Show		11415-1804	KPP1450		254	10.9	50
Show		11483-1803	UC 2208		273	13.2	53
Show		11406-1821	HU 464		64	1.0	59
Show		11490-1811	RST2767		170	0.7	62
Show		11491-1831	UC 2211		205	19.3	63
Show		11404-1827	LDS4132		46	33.5	64
Show		11494-1848	GWP1684		320	16.7	71
Show		11421-1717	RST3752	AB	291	0.2	75
Show		11421-1717	CVR 6	AB,C	318	9.9	75
Show		11436-1937	GWP1652		189	33.8	78
Show		11402-1749	TSN 47		105	435.2	80
Show		11422-1710	GWP1647		226	99.3	80
Show		11388-1757	GWP1630		5	18.1	89
Show		11420-1701	TOK 384	Aa,Ab	200	0.2	89
Show		11420-1701	TOK 384	AB	272	1.0	89
Show		11505-1744	LDS 370		58	19.1	90
Show		11383-1856	B 2535		310	2.3	99
Show		11444-1641	J 1601		252	10.6	100
Show		11495-1937	LDS 368	AB	91	9.1	102
Show		11495-1937	NVL 6	AD	232	32.9	102
Show		11495-1937	DAM 75	BC	77	15.0	102
Show		11387-1727	RST3748		86	1.3	102
Show		11466-1631	RST3755		93	0.5	113
Show		11400-1954	UC 2188		204	8.7	115
Show		11466-2015	NSN 109		23	1.3	117
Show		11384-1941	UC 2180		42	15.1	121
Show		11456-2021	LDS4140		60	15.2	121
Show		11363-1816	GWP1620		56	12.1	121
Show		11529-1741	KPP2737		320	6.2	123
Show		11395-1958	UC 2187		332	9.0	123
Show		11486-2011	B 800		33	1.1	123
Show		11406-1633	LDS 356		333	5.1	124
Show		11532-1751	GWP1698		140	120.2	124
Show		11495-1636	TOK 281	AB	20	406.5	125
Show		11495-1636	TOK 717	Aa,Ab	113	0.2	125
Show		11511-1653	GWP1690		190	77.8	127
Show		11376-1656	HJ 1192		358	13.7	134
Show		11514-1636	TDS8075		134	0.5	142
Show		11353-1739	GWP1617		336	72.5	143
Show		11523-1958	B 1708		270	0.2	145
Show		11352-1733	GWP1616		147	278.7	146
Show		11383-1629	GWP1627		150	14.6	146

WDS 11448-1821 : COMPONENTS

	A
B	pa=97.8° sep=0.33"

11448-1821 A

Componente originario normalizzato	AB	Name	Zet Crt	Coord arcsec 2000	114445.76-182102.2	Mag	4.95
Spectral class	G8III (yellow)	PmRA	27.00	PmDE	-25.0	SAO	156869
HIP	57283	Tycho2	6096-02032-1	HD	102070	HR	4514
GC	16112	BD	BD-17 3460	Bayer	Zeta Crateris	Bayer name	Zet Crt
Flamsteed	27 Crateris	Flamsteed name	27 Crt	FK5	1301

Tycho2

Tycho2	6096-02032-1	Pflag		RAmdeg	176.19073974	DEmdeg	-18.35068448
PmRA	29.6	PmDE	-28.4	E RAmdeg	3	E DEmdeg	3
E pmRA	0.4	E pmDE	0.5	EpRAm	1990.61	EpDEm	1990.73
Num	25	Q RAmdeg	1.0	Q DEmdeg	1.7	Q pmRA	1.0
Q pmDE	1.6	BTmag	5.930	E BTmag	0.014	VTmag	4.813
E VTmag	0.009	Prox	999	TYC	T	HIP	57283
CCDM	AB	RAdeg	176.19066806	DEdeg	-18.35061778	EpRA 1990	1.67
EpDE 1990	1.57	E RAdeg	3.3	E DEdeg	3.4	Posflg	P
Corr	0.4

SAO

SAO	156869	DelFlag		RA1950		PmRA1950	0.002
DE1950		PmDE1950	-0.036	Vmag	4.9	SpType	G5
Double code		Source	74	CatNum	1301	DM	BD-17 3460
DMcomp		BDsup		HD	102070	M HD	0
GC	16112	RA1950rad	3.064035	DE1950rad	-0.3154273	PmRA2000	0.0023
PmDE2000	-0.031

Hipparcos

Catalog	H	HIP	57283	Proxy	H	RAhms	11 44 45.76
DEdms	-18 21 02.2	Vmag	4.71	VarFlag	1	R Vmag	H
RAdeg	176.191	DEdeg	-18.3506	AstroRef	*	Plx	9.31
CCDM	11448-1821	N CCDM	H	Nsys	1	Ncomp	2
MultFlag	C	Source	S	Qual	D	M HIP	AB
Theta	22	Rho	0.173	HD	102070	BD	BD-17 3460
CD		CP		Dm number	-17 3460	VIred	0.94
SpType	G8III	R SpType		Coord arcsec 2000	114445.76-182102.2

Hipparcos 2

HIP	57283	Sn	55	So	3	Nc	2
RArad	3.0751071768	DErad	-0.3202786432	Plx	9.24	PmRA	27.79
PmDE	-24.86	E RArad	0.41	E DErad	0.33	E Plx	0.59
E pmRA	0.41	E pmDE	0.33	Hpmag	4.876	E Hpmag	0.0006
SHp	0.006	VA	0	BV	0.958	E BV	0.039
VI	0.94

CCDM

Ccdm	11448-1821	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-2.23	DDEs	-2.4
R dRAs	82	Year		Theta		Rho
Obs	2	Vmag	5.0	Sp	G8	PmNote	*
PmRA	27	PmDE	-25	Dm number	-17 3460	Cat1	BD
Name2	156869	Cat2	SAO	HD	102070	M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	57283

11448-1821 B

Componente originario normalizzato	AB		Coord arcsec 2000	114445.78-182102.2		Mag	7.84		Calc delta mag	2.89
Calc coord	yes

CCDM

Ccdm	11448-1821	RComp		Comp	B	Note1
Note2		Discov num	HDS	DRAs	-2.22	DDEs	-2.3
R dRAs	82	Year	1991	Theta	22	Rho	0.2
Obs	1	Vmag	7.8	Sp		PmNote	*
PmRA	27	PmDE	-25	Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS
HIC	57283