03020-1812 YSC 175 (HD 18921)

03^h 02^m 02.53^s -18° 12' 27.6" P.A. 280.00 sep 0.1 mag 7.70,9.70 Sp F2V dist. 119.19 pc (388.8 l.y.)

Coord 2000	03020-1812	Discov num	YSC 175	Comp		Coord arcsec 2000	03 02 02.53 -18 12 27.6
Date first	2012	Date last	2012	Obs	2
Pa first	275	Pa last	280.3	P.A. Now (θ)	280.3°
Sep first	0.1	Sep last	0.066	Sep. Now (ρ)	0.066"
Mag pri	7.70	Mag sec	9.70	delta mag (ΔM)	2	Spectral class	F2V (yellow-white)
Pri motion ra	-039	Sec motion ra
Pri motion dec	-035	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 18921	Constellation	Eridanus	SAO	148724	HIP	14117
Tycho2	5868-00110-1	Gaia DR2	5152342999934116736	HD	18921	GC	3645
BD	BD-18 516	Distance	119.19	Distance ly	388.8

WDS 03020-1812 YSC 175 (HD 18921) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
YSC		Yale-Southern Connecticut (from additional DD list - see HOR)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
03020-1812	YSC 175		2012	2	280	0.1	7.70	9.70	F2V		030202.53-181227.6

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WDS 03020-1812 YSC 175 (HD 18921) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 03020-1812 YSC 175 (HD 18921) : MEASURES

No records found.

WDS 03020-1812 (HD 18921) : VIRTUAL EYEPIECE

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WDS 03020-1812 (HD 18921) : ALADIN DSS IMAGE @ 03^h 02^m 02.53^s -18° 12' 27.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 03020-1812 YSC 175 (HD 18921) : 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		03020-1812	YSC 175		280	0.1
Show		03012-1816	GWP 408		198	84.3	14
Show		03012-1753	HJ 3546		82	8.7	23
Show		03015-1743	B 1927		236	0.9	31
Show		03033-1848	GWP 414		264	87.9	40
Show		02578-1826	RSS 61		356	31.1	62
Show		02563-1816	GWP 400		287	65.9	83
Show		02564-1722	LDS3442		290	12.2	95
Show		03019-1633	RST2292	AB	317	1.1	97
Show		03019-1633	RST2292	AC	313	6.1	97
Show		03019-1633	RST2292	BC	317	1.2	97
Show		02542-1826	LDS3437		271	57.2	112
Show		02586-1628	GWP 407		279	12.0	116
Show		02583-1616	LDS5407	AB	93	241.9	128
Show		02583-1616	LDS5407	Aa,Ab	65	3.3	128
Show		02533-1737	TSN 105		180	102.2	130
Show		02535-1859	LDS5400		156	308.4	132
Show		03118-1832	TDS2473		83	0.4	141
Show		02560-1607	ARA 16		233	8.0	153
Show		02580-1550	HU 811	AB	239	1.7	154
Show		02580-1550	WIS 78	AC	351	144.0	154
Show		02546-1623	ARA 15		6	11.7	154
Show		02558-1606	GWP 398		56	81.4	155
Show		02544-2007	HDS 371		347	0.1	158
Show		02551-1603	HDS 373		137	0.5	164
Show		03107-2007	CBL 120		314	59.8	168
Show		03138-1806	KPP1521		33	11.4	168
Show		03105-2012	SKF2169		162	81.9	169
Show		02504-1733	B 1926		163	0.3	172
Show		03130-1656	TDS2480		101	0.7	175
Show		02532-2014	ARA 833		358	11.1	176
Show		02537-1603	A 2907		128	1.7	177
Show		03025-1516	HJL1114		200	0.0	177
Show		03132-1936	DON 46		339	5.0	179
Show		03059-2113	ARA1264		263	11.7	189
Show		03151-1739	TVB 47		114	3.3	190
Show		03108-1550	LDT 2		281	0.4	191
Show		03149-1723	LDS5419	AB	120	197.3	191
Show		03149-1723	LDS5419	Aa,Ab	351	2.3	191
Show		03038-2122	HJ 3548		125	12.2	191
Show		02559-1521	LDS3441		23	18.3	194
Show		02489-1902	B 1924		236	0.4	194
Show		03142-1942	TDS2490		270	0.4	195
Show		02491-1712	GWP 373		167	117.3	195
Show		03158-1822	B 1929		223	1.4	197
Show		02524-1546	LDS5398		105	114.7	201
Show		03017-2136	RST2291		129	1.3	204
Show		02476-1819	LV 2		26	2.9	206
Show		02585-1453	GWP 405		97	398.9	206
Show		02546-2109	KPP1712		96	13.2	207
Show		03118-1537	LDS3464		344	15.0	208

WDS 03020-1812 : COMPONENTS

	A
B	pa=280.8° sep=0.06"

03020-1812 A

Componente originario normalizzato	AB	Name	HD 18921	Coord arcsec 2000	030202.53-181227.6	Mag	7.7
Spectral class	F2V (yellow-white)	PmRA	-39.00	PmDE	-35.0	SAO	148724
HIP	14117	Tycho2	5868-00110-1	HD	18921	GC	3645
BD	BD-18 516

Tycho2

Tycho2	5868-00110-1	Pflag		RAmdeg	45.51045234	DEmdeg	-18.20775150
PmRA	-38.3	PmDE	-35.3	E RAmdeg	4	E DEmdeg	5
E pmRA	0.8	E pmDE	0.8	EpRAm	1991.14	EpDEm	1990.81
Num	20	Q RAmdeg	1.0	Q DEmdeg	0.8	Q pmRA	0.9
Q pmDE	0.9	BTmag	7.921	E BTmag	0.015	VTmag	7.568
E VTmag	0.011	Prox	999	TYC	T	HIP	14117
CCDM		RAdeg	45.51054472	DEdeg	-18.20766972	EpRA 1990	1.79
EpDE 1990	1.68	E RAdeg	4.3	E DEdeg	4.8	Posflg
Corr	0.1

SAO

SAO	148724	DelFlag		RA1950		PmRA1950	-0.003
DE1950		PmDE1950	-0.037	Vmag	7.4	SpType	F0
Double code		Source	74	CatNum	1084	DM	BD-18 516
DMcomp		BDsup		HD	18921	M HD	0
GC	3645	RA1950rad	0.78427671	DE1950rad	-0.32120025	PmRA2000	-0.0026
PmDE2000	-0.039

Hipparcos

Catalog	H	HIP	14117	Proxy		RAhms	03 02 02.53
DEdms	-18 12 27.6	Vmag	7.54	VarFlag		R Vmag	H
RAdeg	45.5106	DEdeg	-18.2077	AstroRef		Plx	9.62
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual	S	M HIP
Theta		Rho		HD	18921	BD	BD-18 516
CD		CP		Dm number	-18 516	VIred	0.39
SpType	F2V	R SpType		Coord arcsec 2000	030202.53-181227.6

Hipparcos 2

HIP	14117	Sn	5	So	0	Nc	1
RArad	0.794308959	DErad	-0.317783691	Plx	8.39	PmRA	-38.67
PmDE	-35.36	E RArad	0.6	E DErad	0.37	E Plx	0.78
E pmRA	0.84	E pmDE	0.82	Hpmag	7.6216	E Hpmag	0.0011
SHp	0.01	VA	0	BV	0.336	E BV	0.012
VI	0.39

03020-1812 B

Componente originario normalizzato	AB		Coord arcsec 2000	030202.53-181227.6		Mag	9.7		Calc delta mag	2
Calc coord	yes