09003+0332 HJ 2479 (HD 77081)

09^h 00^m 20.87^s +03° 31' 48.7" P.A. 324.00 sep 21.7 mag 8.99,12.35 Sp A3

Coord 2000	09003+0332	Discov num	HJ 2479	Comp		Coord arcsec 2000	09 00 20.87 +03 31 48.7
Date first	1830	Date last	2015	Obs	16
Pa first	325	Pa last	323.9	P.A. Now (θ)	323.9°
Sep first	15.0	Sep last	21.678	Sep. Now (ρ)	21.678"
Mag pri	8.99	Mag sec	12.35	delta mag (ΔM)	3.36	Spectral class	A3 (white)
Pri motion ra	-004	Sec motion ra	-005
Pri motion dec	-005	Sec motion dec	-005
Notes	N (See Notes)

rPM=0.141 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 77081		Constellation	Hydra		SAO	117335		Tycho2	0229-01480-1
Gaia DR2	578382806003533056		HD	77081

WDS 09003+0332 HJ 2479 (HD 77081) : NOTES

discov_num	notes	refcode
HJ 2479	The proper motion study was:
	A component: mu(RA) = -0.006+-0.002 mu(DEC) = -0.005+-0.001,
	B component: mu(RA) = 0.000+-0.006 mu(DEC) = -0.005+-0.001	FMR1999h

REFERENCES

refcode	metd	author	reference
FMR1999h	C j	Rica Romero, F.M.	.
FMR1999h		Tribuna de Astronomia y Universo, #5, Nov 1999

DISCOVERER

idgroup	discov	author
1	HJ	Herschel, J.F.W.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
09003+0332	HJ 2479		2000	9	324	21.7	8.99	12.35	A3	N D	090020.87+033148.7
09003+0332	HJ 2479		2011	10	323	23.1	8.99	12.35	A3	N D	090020.87+033148.7
09003+0332	HJ 2479		2015	14	324	21.7	8.99	12.35	A3	N	090020.87+033148.7

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

WDS 09003+0332 HJ 2479 (HD 77081) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 09003+0332 HJ 2479 (HD 77081) : MEASURES

No records found.

WDS 09003+0332 (HD 77081) : VIRTUAL EYEPIECE

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WDS 09003+0332 (HD 77081) : ALADIN DSS IMAGE @ 09^h 00^m 20.87^s +03° 31' 48.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 09003+0332 HJ 2479 (HD 77081) : 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		09003+0332	HJ 2479		324	21.7
Show		09015+0340	XMI 85		60	21.1	19
Show		09015+0344	SKF 861		52	1.4	22
Show		09018+0321	HEI 746		261	0.3	25
Show		08594+0358	SKF1715		335	1.4	30
Show		08581+0344	SKF 755		139	2.1	37
Show		09020+0305	GRV1015		93	10.8	38
Show		08570+0321	GRV1014		71	25.5	39
Show		09022+0408	SKF 863		58	2.7	45
Show		09012+0245	STF1302	AB	233	2.7	49
Show		09012+0245	STF1302	AC	253	24.9	49
Show		09035+0346	UC 1746		275	16.5	50
Show		09036+0318	BAL2359		126	8.5	51
Show		09027+0252	HEI 747		303	0.9	55
Show		09020+0240	BU 211		270	1.1	58
Show		09035+0404	BAL2828		25	10.0	58
Show		09013+0432	TDS6249		280	0.6	62
Show		09034+0412	BAL2827		21	15.5	63
Show		08586+0429	SLW 318		59	33.4	63
Show		09042+0301	GRV 775		327	32.3	66
Show		08568+0413	BAL2826		294	16.4	67
Show		09033+0237	BAL2358		72	11.0	71
Show		09033+0232	BAL1857		1	2.9	76
Show		09018+0444	GWP1129		213	17.2	76
Show		09040+0259	GRV1017		316	12.7	76
Show		09008+0448	HDS1307	AB	34	0.6	77
Show		09008+0448	LEP 34	AB,C	257	12.3	77
Show		09008+0448	GII 165	Aa,Ab	121	0.1	77
Show		08588+0449	SKF 515		165	1.6	81
Show		09051+0250	RAO 232		256	1.2	83
Show		09018+0212	A 2753		49	2.2	83
Show		09008+0455	DAM1517		105	3.5	84
Show		09011+0456	DAM1518		262	7.4	85
Show		08558+0424	BAL2825		110	10.1	87
Show		09011+0459	TDS6247		112	0.4	88
Show		09012+0500	DAM1519		80	4.1	90
Show		09048+0435	SKF 872		68	0.8	92
Show		08570+0205	GRV1013		304	40.0	94
Show		09048+0224	KPP1713		342	13.2	96
Show		08540+0325	SLW 310		62	41.2	96
Show		09037+0453	CVR1192		91	3.4	96
Show		09050+0226	LDS6223		68	10.1	96
Show		09012+0157	CRC 57	AB	156	3.1	97
Show		09012+0157	CRC 57	Aa,Ab	153	0.1	97
Show		08568+0211	SLW 315		129	26.0	97
Show		09053+0225	HDS1319		150	0.5	100
Show		09045+0450	STF1307		314	8.6	100
Show		09004+0151	GWP1127		33	12.1	101
Show		09046+0450	SKF 871		97	2.4	102
Show		08590+0152	HDS1301		329	1.8	102
Show		09058+0432	GRV 776		239	71.9	102

WDS 09003+0332 : COMPONENTS

	A
B	pa=324.0° sep=21.66"

09003+0332 A

Componente originario normalizzato	AB	Name	HD 77081	Coord arcsec 2000	090020.87+033148.7	Mag	8.99
Spectral class	A3 (white)	PmRA	-4.00	PmDE	-5.0	SAO	117335
Tycho2	0229-01480-1	HD	77081	DM	BD+04 2098

Tycho2

Tycho2	0229-01480-1	Pflag		RAmdeg	135.08697569	DEmdeg	3.53019936
PmRA	-3.1	PmDE	-6.3	E RAmdeg	7	E DEmdeg	10
E pmRA	1.2	E pmDE	1.2	EpRAm	1991.26	EpDEm	1990.63
Num	8	Q RAmdeg	0.4	Q DEmdeg	1.0	Q pmRA	0.4
Q pmDE	1.1	BTmag	9.345	E BTmag	0.019	VTmag	8.988
E VTmag	0.015	Prox	218	TYC	T	HIP
CCDM		RAdeg	135.08698278	DEdeg	3.53021250	EpRA 1990	1.84
EpDE 1990	2.07	E RAdeg	7.4	E DEdeg	9.5	Posflg
Corr	0.3

SAO

SAO	117335	DelFlag		RA1950		PmRA1950	0
DE1950		PmDE1950	-0.015	Vmag	8.8	SpType	A3
Double code		Source	30	CatNum	3628	DM	BD+04 2098
DMcomp		BDsup		HD	77081	M HD	0
GC		RA1950rad	2.34631383	DE1950rad	0.06503522	PmRA2000	0.0002
PmDE2000	-0.012

CCDM

Ccdm	09003+0332	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.82	DDEs	-11.5
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	8.7	Sp	A3	PmNote	*
PmRA	-14	PmDE	-10	Dm number	+04 2098	Cat1	BD
Name2	+03 1237	Cat2	AGK2/3	HD	77081	M HD
ADS BDS	B 4884	M ADS BDS		N IDS		IDS	08551N0355A
HIC

09003+0332 B

Componente originario normalizzato	AB		Coord arcsec 2000	090020.02+033206.2		Mag	12.35		PmRA	-5.00
PmDE	-5.0		Tycho2	0229-02111-1		Calc delta mag	3.36		Calc coord	yes

Tycho2

Tycho2	0229-02111-1	Pflag		RAmdeg	135.08338852	DEmdeg	3.53509505
PmRA	-6.3	PmDE	-3.5	E RAmdeg	39	E DEmdeg	66
E pmRA	1.9	E pmDE	2.0	EpRAm	1976.53	EpDEm	1965.87
Num	4	Q RAmdeg	1.2	Q DEmdeg	0.2	Q pmRA	1.2
Q pmDE	0.2	BTmag	12.485	E BTmag	0.221	VTmag	12.347
E VTmag	0.232	Prox	218	TYC	T	HIP
CCDM		RAdeg	135.08337417	DEdeg	3.53509556	EpRA 1990	1.91
EpDE 1990	2.14	E RAdeg	81.9	E DEdeg	118.1	Posflg
Corr	0.1

CCDM

Ccdm	09003+0332	RComp		Comp	B	Note1
Note2		Discov num	HJ 2479	DRAs		DDEs
R dRAs		Year	1830	Theta	325	Rho	15.0
Obs	1	Vmag	10.7	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	B 4884	M ADS BDS		N IDS		IDS	08551N0355B
HIC