11529-3354 HJ 4478 (Bet Hya)

11^h 52^m 54.52^s -33° 54' 29.3" P.A. 62.00 sep 0.6 mag 4.67,5.47 Sp B9IIIpSi dist. 94.97 pc (309.79 l.y.)

Coord 2000	11529-3354	Discov num	HJ 4478	Comp		Coord arcsec 2000	11 52 54.52 -33 54 29.3
Date first	1834	Date last	2023	Obs	83
Pa first	340	Pa last	61.7	P.A. Now (θ)	61.7°
Sep first	1.7	Sep last	0.558	Sep. Now (ρ)	0.558"
Mag pri	4.67	Mag sec	5.47	delta mag (ΔM)	0.8	Spectral class	B9IIIpSi (blue-white)
Pri motion ra	-056	Sec motion ra	-056
Pri motion dec	-002	Sec motion dec	-002
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	Bet Hya	Constellation	Hydra	SAO	202901	HIP	57936
Tycho2	7226-01650-1	HD	103192	HR	4552	GC	16258
CD	CD-33 8018	CP	CP-33 3159	Bayer	Beta Hydrae	Bayer name	Bet Hya
Distance	94.97	Distance ly	309.79	Bayer greek	β Hya

WDS 11529-3354 HJ 4478 (Bet Hya) : NOTES

discov_num	notes	refcode
HJ 4478	bet Hya. A is an Alpha CVn-type variable.

DISCOVERER

discov	author
HJ	Herschel, J.F.W.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	dm_number	notes	coord_arcsec_2000
11529-3354	HJ 4478		1998	80	36	0.7	4.67	5.47	B9IIIpSi	-33 8018	N D	115254.52-335429.3
11529-3354	HJ 4478		2008	81	40	0.8	4.67	5.47	B9IIIpSi	-33 8018	N	115254.52-335429.3
11529-3354	HJ 4478		2015	82	52	0.6	4.67	5.47	B9IIIpSi	-33 8018	N	115254.52-335429.3
11529-3354	HJ 4478		2023	83	62	0.6	4.67	5.47	B9IIIpSi	-33 8018	N	115254.52-335429.3

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WDS 11529-3354 HJ 4478 (Bet Hya) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 11529-3354 HJ 4478 (Bet Hya) : MEASURES

No records found.

WDS 11529-3354 (Bet Hya) : VIRTUAL EYEPIECE

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WDS 11529-3354 (Bet Hya) : ALADIN DSS IMAGE @ 11^h 52^m 54.52^s -33° 54' 29.3"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 11529-3354 HJ 4478 (Bet Hya) : 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		11529-3354	HJ 4478		62	0.6	0
Show		11538-3348	LDS 371		209	10.8	13
Show		11534-3340	SKF1910		113	9.1	17
Show		11517-3312	UC 2222	AB	170	100.7	46
Show		11532-3441	TDS 650		216	1.0	47
Show		11507-3308	SKF1909		129	28.6	54
Show		11553-3255	DAM1443		165	4.4	67
Show		11475-3354	HDS1666		183	0.4	68
Show		11552-3250	LDS5745		64	137.0	70
Show		11582-3421	UC 2240		7	6.8	71
Show		11567-3453	JSP 507		43	0.7	75
Show		11498-3521	RST2770		234	1.5	96
Show		11497-3227	I 1550	AB	119	1.0	97
Show		11497-3227	SKF1908	AC	180	25.4	97
Show		11455-3313	KPP 255		29	4.9	101
Show		11447-3423	TDS8013		270	1.0	107
Show		11442-3406	UC 2200		149	18.7	109
Show		11546-3208	I 1215		236	0.6	109
Show		11567-3216	DUN 116	AB	82	18.6	110
Show		11567-3216	DUN 116	AC	39	31.6	110
Show		11567-3216	CVN 86	AF	178	5.8	110
Show		11567-3216	TOK 146	BE	113	4.8	110
Show		11567-3216	DUN 116	BC	4	21.9	110
Show		12019-3333	RST2776		78	0.4	114
Show		11447-3258	LDS5740		121	32.0	115
Show		12018-3439	I 215	AB	297	0.4	119
Show		12018-3439	DSG 14	Aa,Ab	255	0.0	119
Show		12007-3247	RUZ 3		104	8.7	119
Show		11459-3519	RST2763		92	0.8	122
Show		11466-3220	I 1549		4	1.5	124
Show		12003-3231	LDS4164		90	180.9	124
Show		11509-3152	RST2771		264	0.2	125
Show		12027-3323	BRT1672		25	3.6	126
Show		11462-3532	KPP1021		185	8.2	128
Show		12029-3319	LDS4170		0	3.0	131
Show		12008-3230	RSS 277		185	4.7	131
Show		11470-3206	RST2764		294	1.5	131
Show		11489-3556	SEE 136		255	7.1	133
Show		12035-3436	B 1204		12	0.3	138
Show		12011-3222	COO 134		167	5.0	139
Show		11572-3605	SKF1911		142	23.9	141
Show		11426-3454	TSN 57		296	34.0	142
Show		11526-3129	RUZ 6		263	14.0	146
Show		12044-3316	LDS 381		173	15.5	149
Show		12003-3552	SWR 123		292	15.8	149
Show		11468-3148	LDS 364		316	100.9	149
Show		11475-3142	SWR 116		101	28.2	150
Show		11513-3124	TVB 244		45	4.2	152
Show		11491-3129	UC 2212		198	9.7	154
Show		11575-3131	B 1711		172	2.7	155
Show		11437-3208	I 1548		20	1.4	158

WDS 11529-3354 : COMPONENTS

	A
B	pa=61.7° sep=0.56"

11529-3354 A

Name	Bet Hya		Coord arcsec 2000	115254.52-335429.3		Mag	4.67		Spectral class	B9IIIpSi (blue-white)
PmRA	-56.00		PmDE	-2.0		Tycho2	7226-01650-1

Tycho2

Tycho2	7226-01650-1	Pflag		RAmdeg	178.22719726	DEmdeg	-33.90809452
PmRA	-56.3	PmDE	-2.0	E RAmdeg	3	E DEmdeg	4
E pmRA	0.8	E pmDE	0.8	EpRAm	1991.40	EpDEm	1991.09
Num	17	Q RAmdeg	1.3	Q DEmdeg	1.8	Q pmRA	1.4
Q pmDE	1.8	BTmag	4.241	E BTmag	0.014	VTmag	4.345
E VTmag	0.009	Prox	999	TYC	T	HIP	57936
CCDM	AB	RAdeg	178.22735333	DEdeg	-33.90808972	EpRA 1990	1.71
EpDE 1990	1.52	E RAdeg	3.3	E DEdeg	3.5	Posflg	P
Corr	-0.1

CCDM

Ccdm	11529-3354	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.50	DDEs	-29.3
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	4.8	Sp	B9	PmNote	*
PmRA	-60	PmDE	-6	Dm number	-33 8018	Cat1	CD
Name2	202901	Cat2	SAO	HD	103192	M HD
ADS BDS		M ADS BDS		N IDS		IDS	11479S3321A
HIC	57936

11529-3354 B

Coord arcsec 2000	115254.56-335429.0		Mag	5.47		PmRA	-56.00		PmDE	-2.0
Delta magnitude	0.8		Coordinate calculated	yes

CCDM

Ccdm	11529-3354	RComp		Comp	B	Note1
Note2		Discov num	HJ 4478	DRAs		DDEs
R dRAs		Year	1959	Theta	008	Rho	0.9
Obs	99	Vmag	5.6	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	11479S3321B
HIC	57936