16551-4205 SEE 303 (HD 152424)

16^h 55^m 03.33^s -42° 05' 27.0" P.A. 164.00 sep 21.8 mag 6.35,9.70 Sp O9.5I dist. 714.29 pc (2330.01 l.y.)

Coord 2000	16551-4205	Discov num	SEE 303	Comp		Coord arcsec 2000	16 55 03.33 -42 05 27.0
Date first	1897	Date last	2022	Obs	8
Pa first	164	Pa last	164.2	P.A. Now (θ)	164.2°
Sep first	21.8	Sep last	21.81	Sep. Now (ρ)	21.81"
Mag pri	6.35	Mag sec	9.70	delta mag (ΔM)	3.35	Spectral class	O9.5I (blue)
Pri motion ra	-001	Sec motion ra	-003
Pri motion dec	-004	Sec motion dec	-008
Notes	N (See Notes)

rPM=0.523

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 152424	Constellation	Scorpius	SAO	227430	HIP	82783
Tycho2	7876-02597-1	Gaia DR2	5966450786728068736	HD	152424	GC	22771
CD	CD-4111068	CP	CP-41 7763	Distance	714.29	Distance ly	2330.01

WDS 16551-4205 SEE 303 (HD 152424) : NOTES

discov_num	notes	refcode
HD 152424	Fullerton (1990) finds radial velocity variations that suggest an	Ful1990
	orbit with a period greater than a month. Levato et al. (1988) also	Lev1988
	find radial velocity variations.	Msn1998a

REFERENCES

refcode	metd	author	reference
Ful1990	-	Fullerton, A.W.	.
Ful1990		PhD thesis, Univ. of Toronto, 1990
Lev1988	-	Levato, H., Morrell, N., Garcia, B., & Malaroda, S.	1988ApJS...68..319L
Lev1988		ApJS 68, 319, 1988
Msn1998a	Sc j	Mason, B.D., Gies, D.R., Hartkopf, W.I., Bagnuolo, Jr., W.G.,	1998AJ....115..821M
Msn1998a		ten Brummelaar, T.A., & McAlister, H.A.
Msn1998a		AJ 115, 821, 1998

DISCOVERER

idgroup	discov	author
1	SEE	See, T.J.J.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
16551-4205	SEE 303		1897	1	164	21.8	6.30	9.70			165503.33-420527.0
16551-4205	SEE 303		1999	2	165	22.2	6.35	9.70		D	165503.33-420527.0
16551-4205	SEE 303		2010	6	166	21.6	6.35	9.70	O9.5I	N	165503.33-420527.0
16551-4205	SEE 303		2015	7	165	22.3	6.35	9.70	O9.5I	N	165503.33-420527.0
16551-4205	SEE 303		2022	8	164	21.8	6.35	9.70	O9.5I	N	165503.33-420527.0

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

WDS 16551-4205 SEE 303 (HD 152424) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 16551-4205 SEE 303 (HD 152424) : MEASURES

No records found.

WDS 16551-4205 (HD 152424) : 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 16551-4205 (HD 152424) : ALADIN DSS IMAGE @ 16^h 55^m 03.33^s -42° 05' 27.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 16551-4205 SEE 303 (HD 152424) : 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		16551-4205	SEE 303		164	21.8
Show		16548-4202	RST1907		190	2.0	5
Show		16545-4153	SEE 302	AB	33	3.2	14
Show		16545-4153	SGH 1	AC	277	4.1	14
Show		16546-4150	BRT 934		266	3.0	17
Show		16544-4150	HJ 4893	AB	52	7.3	18
Show		16544-4150	SNA 55	AC	40	1.1	18
Show		16544-4150	SNA 55	AD	326	3.4	18
Show		16543-4150	B 1835		256	3.5	18
Show		16543-4151	CPO 500		313	3.7	18
Show		16542-4151	WFC 183	AB	35	31.0	18
Show		16542-4151	SNA 54	Ba,Bb	348	0.0	18
Show		16542-4151	SNA 54	BC	142	1.0	18
Show		16535-4207	SNA 48		64	0.0	18
Show		16541-4151	SEE 295		14	5.9	18
Show		16539-4153	SNA 49	Aa,Ab	345	0.1	18
Show		16539-4153	SNA 49	AB	18	2.2	18
Show		16539-4153	SNA 49	AC	332	2.9	18
Show		16539-4153	SNA 49	AD	145	5.1	18
Show		16539-4153	SNA 49	AE	65	5.3	18
Show		16539-4153	SNA 49	AF	175	7.2	18
Show		16542-4150	SEE 300	DE	265	7.8	18
Show		16545-4148	SNA 56	Aa,Ab	63	0.0	19
Show		16545-4148	SNA 56	AB	187	3.2	19
Show		16545-4148	SNA 56	AC	141	3.5	19
Show		16543-4149	B 1834	CD	313	4.6	19
Show		16543-4149	BRT 929	AB	197	3.9	19
Show		16542-4150	CHR 252	Aa,Ab	237	0.1	19
Show		16542-4150	SEE 297	AB	130	13.2	19
Show		16542-4150	SEE 297	AC	122	23.1	19
Show		16540-4148	B 1833	AB	75	0.5	21
Show		16540-4148	B 1833	AC	99	5.4	21
Show		16540-4148	SEE 293	AD	127	19.1	21
Show		16540-4148	SEE 293	AE	281	20.5	21
Show		16540-4148	JC 23	AF	19	56.7	21
Show		16540-4148	SNA 51	Aa,Ab	153	0.0	21
Show		16540-4148	SEE 294	FG	47	6.7	22
Show		16540-4148	HJ 4892	FH	300	8.8	22
Show		16540-4148	SNA 51	Fa,Fb	54	0.0	22
Show		16548-4228	I 1302		16	2.0	24
Show		16542-4146	SEE 298	AB	286	6.2	24
Show		16542-4146	SEE 298	AC	144	17.7	24
Show		16540-4143	SEE 296	AC	240	19.9	26
Show		16540-4143	SNA 50	AB	213	4.3	26
Show		16538-4140	CPO 498		69	4.5	29
Show		16542-4139	SNA 53	Aa,Ab	1	0.0	29
Show		16542-4139	SNA 53	AB	313	3.2	29
Show		16542-4139	SNA 53	AC	22	5.1	29
Show		16528-4147	SNA 47		91	0.0	32
Show		16561-4236	B 2400		35	6.3	34
Show		16541-4239	RST5069		63	0.3	36

WDS 16551-4205 : COMPONENTS

	A
B	pa=168.1° sep=21.44"

16551-4205 A

Componente originario normalizzato	AB	Name	HD 152424	Coord arcsec 2000	165503.33-420527.0	Mag	6.35
Spectral class	O9.5I (blue)	PmRA	-1.00	PmDE	-4.0	SAO	227430
HIP	82783	Tycho2	7876-02597-1	HD	152424	GC	22771
CD	CD-4111068	CP	CP-41 7763

Tycho2

Tycho2	7876-02597-1	Pflag		RAmdeg	253.76387949	DEmdeg	-42.09083221
PmRA	1.0	PmDE	-2.2	E RAmdeg	4	E DEmdeg	4
E pmRA	1.1	E pmDE	1.1	EpRAm	1991.35	EpDEm	1991.23
Num	12	Q RAmdeg	0.8	Q DEmdeg	0.8	Q pmRA	0.8
Q pmDE	0.7	BTmag	6.711	E BTmag	0.015	VTmag	6.350
E VTmag	0.010	Prox	999	TYC	T	HIP	82783
CCDM		RAdeg	253.76387639	DEdeg	-42.09082722	EpRA 1990	1.70
EpDE 1990	1.57	E RAdeg	4.0	E DEdeg	4.4	Posflg
Corr	0.2

SAO

SAO	227430	DelFlag		RA1950		PmRA1950	-0.0013
DE1950		PmDE1950	-0.004	Vmag	6.5	SpType	B0
Double code		Source	70	CatNum	22771	DM	CD-4111068
DMcomp		BDsup		HD	152424	M HD	0
GC	22771	RA1950rad	4.41363011	DE1950rad	-0.73322721	PmRA2000	-0.0013
PmDE2000	-0.003

Hipparcos

Catalog	H	HIP	82783	Proxy		RAhms	16 55 03.33
DEdms	-42 05 27.0	Vmag	6.3	VarFlag	1	R Vmag	G
RAdeg	253.764	DEdeg	-42.0908	AstroRef		Plx	-0.15
CCDM	16551-4205	N CCDM	I	Nsys	1	Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	152424	BD
CD	CD-4111068	CP	CP-41 7763	Dm number	-4111068	VIred	0.46
SpType	O9Ia	R SpType		Coord arcsec 2000	165503.33-420527.0

Hipparcos 2

HIP	82783	Sn	5	So	0	Nc	1
RArad	4.4290151696	DErad	-0.7346234664	Plx	1.4	PmRA	-1.41
PmDE	-3.77	E RArad	0.38	E DErad	0.27	E Plx	0.42
E pmRA	0.46	E pmDE	0.33	Hpmag	6.3841	E Hpmag	0.0027
SHp	0.016	VA	2	BV	0.396	E BV	0.022
VI	0.46

CCDM

Ccdm	16551-4205	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-2.74	DDEs	-26.8
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	6.6	Sp	B0	PmNote	*
PmRA	-12	PmDE	-3	Dm number	-4111068	Cat1	CD
Name2	227430	Cat2	SAO	HD	152424	M HD
ADS BDS		M ADS BDS		N IDS		IDS	16480S4156A
HIC	82783

16551-4205 B

Componente originario normalizzato	AB		Coord arcsec 2000	165503.73-420548.0		Mag	9.7		PmRA	-3.00
PmDE	-8.0		Calc delta mag	3.35		Calc coord	yes

CCDM

Ccdm	16551-4205	RComp		Comp	B	Note1
Note2		Discov num	SEE 303	DRAs		DDEs
R dRAs		Year	1897	Theta	164	Rho	21.8
Obs	1	Vmag	12.0	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	16480S4156B
HIC