00493-1900 SLE 123 (HD 4722)

00^h 49^m 16.21^s -19° 00' 25.8" P.A. 90.00 sep 21.6 mag 9.88,12.10 Sp F6V

Coord 2000	00493-1900	Discov num	SLE 123	Comp		Coord arcsec 2000	00 49 16.21 -19 00 25.8
Date first	1975	Date last	2015	Obs	7
Pa first	85	Pa last	89.6	P.A. Now (θ)	89.6°
Sep first	25.3	Sep last	21.617	Sep. Now (ρ)	21.617"
Mag pri	9.88	Mag sec	12.10	delta mag (ΔM)	2.22	Spectral class	F6V (yellow-white)
Pri motion ra	+082	Sec motion ra	-002
Pri motion dec	+049	Sec motion dec	-003
Notes

rPM=1.034

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 4722		Constellation	Cetus		SAO	147462		Tycho2	5850-02166-1
Gaia DR2	2357004663939249280		HD	4722

WDS 00493-1900 SLE 123 (HD 4722) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Sle1966	Mc j	Soulie, G.	1966JO.....49..359S
Sle1966	+Pa	J. Obs. 49, 359, 1966
Sle1983	Pa -	Soulie, G.	1983A&AS...54..281S
Sle1983		A&AS 54, 281, 1983
Sle1984	Pa -	Soulie, G.	1984A&AS...56..351S
Sle1984		A&AS 56, 351, 1984
Sle1985	Pa -	Soulie, G.	1985A&AS...61...17S
Sle1985		A&AS 61, 17, 1985
Sle1986a	Pa -	Soulie, G.	.
Sle1986a		Bull. Inf. Cent. Donnes Stell. #30, 91, 1986
Sle1986b	Pa -	Soulie, G.	.
Sle1986b		Bull. Inf. Cent. Donnes Stell. #30, 103, 1986
Sle2003	C j	Soulie, G.	2003O&T....56...10S
Sle2003		Obs. et Travaux 56, 10, 2003
Sle2006	Pa -	Soulie, G.	2006O&T....62...26S
Sle2006		Obs. et Travaux 62, 26, 2006
Sle2006b	Pa j	Soulie, G.	2006O&T....63...15S
Sle2006b		Obs. et Travaux 63, 15, 2006
Sle2007	C j	Soulie, G.	2007O&T....65...34S
Sle2007		Obs. et Travaux 65, 34, 2007

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
00493-1900	SLE 123		2000	3	88	22.7	9.88	12.10		D	004916.21-190025.8
00493-1900	SLE 123		2010	6	89	21.8	9.88	12.10	F6V		004916.21-190025.8
00493-1900	SLE 123		2015	7	90	21.6	9.88	12.10	F6V		004916.21-190025.8

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WDS 00493-1900 SLE 123 (HD 4722) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 00493-1900 SLE 123 (HD 4722) : MEASURES

No records found.

WDS 00493-1900 (HD 4722) : VIRTUAL EYEPIECE

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WDS 00493-1900 (HD 4722) : ALADIN DSS IMAGE @ 00^h 49^m 16.21^s -19° 00' 25.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 00493-1900 SLE 123 (HD 4722) : 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		00493-1900	SLE 123		90	21.6
Show		00497-1841	B 2067		111	6.4	21
Show		00499-1926	SLE 124		83	17.0	28
Show		00515-1830	HU 1205		122	0.7	44
Show		00521-1925	RSS 44		318	12.6	47
Show		00529-1858	SLE 125		144	30.8	50
Show		00476-1812	LDS9101		128	3.3	55
Show		00446-1856	HDS 99	Aa,Ab	316	0.1	67
Show		00446-1856	LDS3195	AB	242	146.6	67
Show		00446-1856	LDS3195	AC	240	35.4	67
Show		00537-1928	SLE 126		197	14.4	69
Show		00534-2004	SPM 3		237	55.9	86
Show		00436-1832	HJ 3389		293	62.4	92
Show		00558-1832	B 645		81	0.2	98
Show		00555-1817	LDS5306		320	36.0	99
Show		00564-1826	TDS1676		230	2.4	108
Show		00553-2008	HU 1206		100	1.9	109
Show		00563-1948	DON 12		154	1.1	111
Show		00458-2041	UC 434		258	27.4	112
Show		00576-1900	HJ 2004		237	3.3	119
Show		00562-2017	TDS1674		241	0.5	125
Show		00456-2055	HU 1204		267	1.5	126
Show		00551-1727	BU 233		97	1.1	126
Show		00445-1715	B 2513		106	1.6	126
Show		00491-2109	HDO 36		17	21.0	129
Show		00559-1731	B 2514		308	6.9	130
Show		00493-2124	BU 301	AB	331	0.8	144
Show		00493-2124	BU 301	AC	299	11.0	144
Show		00407-1736	LDS5289		98	219.5	148
Show		00460-1639	RST2251		23	6.4	149
Show		00454-1642	ARA 141		101	6.6	150
Show		00437-2110	LDS2148		112	19.7	151
Show		00593-1802	GWP 112		73	14.8	155
Show		00580-2041	SKF1361		233	25.9	159
Show		00536-2127	LDS2159		119	6.4	160
Show		01005-1923	SHY 392		126	999.9	161
Show		00539-1631	RST3348	Aa,Ab	121	0.4	163
Show		00539-1631	UC 459	AB	76	38.8	163
Show		00457-1625	MLF 1		197	2.9	164
Show		00486-2143	SKF1358		122	2.2	164
Show		01009-1857	CBL 116		220	25.5	165
Show		00385-2003	BRT 295		270	3.7	165
Show		00461-2141	UC 436		200	43.0	167
Show		00447-2136	DON 11		196	3.4	169
Show		00542-1626	HDS 119		167	0.4	170
Show		00374-1925	SLW 34		153	177.0	170
Show		00435-2136	LDS2146		147	10.8	175
Show		00542-1619	GWP 99	AB	81	56.5	176
Show		00369-1920	CVR 338		111	12.4	177
Show		00401-2100	SLW 35		313	17.0	177
Show		00472-2158	LDS2153		132	37.7	179

WDS 00493-1900 : COMPONENTS

	A
B	pa=89.6° sep=20.44"

00493-1900 A

Componente originario normalizzato	AB	Name	HD 4722	Coord arcsec 2000	004916.21-190025.8	Mag	9.88
Spectral class	F6V (yellow-white)	PmRA	82.00	PmDE	49.0	SAO	147462
Tycho2	5850-02166-1	HD	4722	DM	BD-19 127

Tycho2

Tycho2	5850-02166-1	Pflag		RAmdeg	12.31758322	DEmdeg	-19.00718592
PmRA	90.5	PmDE	51.8	E RAmdeg	17	E DEmdeg	18
E pmRA	2.1	E pmDE	2.1	EpRAm	1990.69	EpDEm	1990.46
Num	4	Q RAmdeg	1.9	Q DEmdeg	1.1	Q pmRA	1.9
Q pmDE	1.1	BTmag	10.495	E BTmag	0.032	VTmag	9.875
E VTmag	0.027	Prox	999	TYC	T	HIP
CCDM		RAdeg	12.31735944	DEdeg	-19.00730889	EpRA 1990	1.59
EpDE 1990	1.45	E RAdeg	16.6	E DEdeg	18.4	Posflg
Corr	-0.2

SAO

SAO	147462	DelFlag		RA1950		PmRA1950	0.0064
DE1950		PmDE1950	0.043	Vmag	9	SpType	G0
Double code		Source	22	CatNum	209	DM	BD-19 127
DMcomp		BDsup		HD	4722	M HD	0
GC		RA1950rad	0.20412867	DE1950rad	-0.336504	PmRA2000	0.0066
PmDE2000	0.039

00493-1900 B

Componente originario normalizzato	AB		Coord arcsec 2000	004917.65-190025.6		Mag	12.1		PmRA	-2.00
PmDE	-3.0		Calc delta mag	2.22		Calc coord	yes