07171-3706 DUN 43 AB (Pi Pup)

07^h 17^m 08.56^s -37° 05' 51.0" P.A. 213.00 sep 69.0 mag 2.89,7.94 Sp K3Ib dist. 247.52 pc (807.41 l.y.)

Coord 2000	07171-3706	Discov num	DUN 43	Comp	AB	Coord arcsec 2000	07 17 08.56 -37 05 51.0
Date first	1826	Date last	2015	Obs	27
Pa first	214	Pa last	213.3	P.A. Now (θ)	213.3°
Sep first	72.6	Sep last	68.952	Sep. Now (ρ)	68.952"
Mag pri	2.89	Mag sec	7.94	delta mag (ΔM)	5.05	Spectral class	K3Ib (yellow-orange)
Pri motion ra	-011	Sec motion ra	-010
Pri motion dec	+007	Sec motion dec	+000
Notes	N (See Notes)

rPM=0.542

Nature of this double is uncertain.

07171-3706 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		197795	07 17 09 -37 05 51	HDS 1008 Aa,Ab	2021	3	145	0.7	2.89	6.49	3.60
Show	Pi Pup	197795	07 17 09 -37 05 51	DUN 43 AB	2015	27	213	69.0	2.89	7.94	5.05		<===

Triple system
2 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Name	Pi Pup	Var name	NSV3515 Pup	Constellation	Puppis	SAO	197795
HIP	35264	Tycho2	7115-03019-1	Gaia DR2	5589311357724458368	HD	56855
HR	2773	GC	9706	CD	CD-36 3489	CP	CP-36 1211
Bayer	Pi Puppis	Bayer name	Pi Pup	FK5	278	Distance	247.52
Distance ly	807.41	Bayer greek	π Pup

WDS 07171-3706 DUN 43 AB (Pi Pup) : NOTES

discov_num	notes	refcode
DUN 43	pi Pup. B is CD-36@3487.

REFERENCES

refcode	metd	author	reference
Dun1829	Ma -	Dunlop, J.	1829MmRAS...3..257D
Dun1829		MemRAS 3, 257, 1829
Dun1829		some measures corrected in LRR2022
HDS		Hipparcos Double Star (from additional DD list)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
07171-3706	DUN 43	AB	1999	23	213	68.9	2.89	7.94	K3Ib	N D	071708.56-370551.0
07171-3706	DUN 43	AB	2009	24	213	66.5	2.89	7.94	K3Ib	N D	071708.56-370551.0
07171-3706	DUN 43	AB	2015	27	213	69.0	2.89	7.94	K3Ib	N	071708.56-370551.0

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

WDS 07171-3706 DUN 43 AB (Pi Pup) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 07171-3706 DUN 43 AB (Pi Pup) : MEASURES

No records found.

WDS 07171-3706 (Pi Pup) : 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 07171-3706 (Pi Pup) : ALADIN DSS IMAGE @ 07^h 17^m 08.56^s -37° 05' 51.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 07171-3706 DUN 43 AB (Pi Pup) : 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		07171-3706	HDS1008	Aa,Ab	145	0.7
Show		07171-3706	DUN 43	AB	213	69.0
Show		07173-3725	JSP 148		95	1.5	19
Show		07183-3644	JC 10	CD	209	3.1	26
Show		07183-3644	JC 10	AB	102	241.6	26
Show		07183-3644	JC 10	BC	215	118.9	28
Show		07146-3720	JSP 144	BC	338	2.2	33
Show		07146-3720	JSP 144	AB	138	98.3	34
Show		07145-3718	DAM 435		52	8.2	35
Show		07195-3730	DCH 126		61	1.0	37
Show		07140-3710	TDS4609		310	0.5	39
Show		07163-3627	RST4844		8	0.5	40
Show		07205-3655	HDS1030		220	14.4	43
Show		07203-3725	TVB 165		312	21.9	43
Show		07161-3611	JSP 147		258	1.3	57
Show		07178-3609	RSS 128		43	6.8	58
Show		07123-3718	JSP 878		244	9.2	59
Show		07219-3730	JSP 155		20	0.6	62
Show		07219-3638	SEE 77		294	0.8	64
Show		07217-3631	TDS4736		215	2.6	66
Show		07124-3633	BU 757		69	2.5	66
Show		07215-3748	JSP 154		76	1.6	67
Show		07220-3631	JSP 156		285	3.5	69
Show		07229-3705	JSP 157		204	2.2	69
Show		07223-3635	DAM 443		31	3.6	70
Show		07136-3604	JSP 143		146	2.0	76
Show		07126-3613	GLI 56	AB	13	47.3	76
Show		07126-3613	GLI 56	AC	353	43.7	76
Show		07126-3613	HDS1002	BC	261	16.3	76
Show		07148-3553	TDS4616		111	0.7	79
Show		07237-3717	JSP 881		170	3.7	80
Show		07200-3823	I 1506		232	0.7	84
Show		07102-3733	SKF1441		230	11.6	88
Show		07102-3735	TDS4541		26	1.1	88
Show		07235-3750	TOI 612	AB	99	2.0	88
Show		07235-3750	TOI 612	BC	145	0.2	88
Show		07100-3639	JSP 140		174	0.8	90
Show		07142-3542	KPP3708		197	26.8	92
Show		07248-3717	HJ 3966		322	6.8	93
Show		07223-3555	HJ 3957		191	7.4	95
Show		07135-3829	I 1505		198	3.0	95
Show		07125-3548	SHN 111		-1	0.2	97
Show		07164-3843	RST2467		183	0.6	98
Show		07240-3550	HJ 3965		304	23.3	112
Show		07098-3817	I 1503		82	1.2	113
Show		07217-3526	HDS1033		6	0.2	115
Show		07103-3544	TDS4544		191	0.6	116
Show		07260-3759	TVB 168		83	12.0	118
Show		07197-3512	TDS4711		182	0.6	119
Show		07250-3821	LDS 180		76	34.4	120
Show		07258-3809	I 352			0.5	122

WDS 07171-3706 : COMPONENTS

	A	Ab
Ab	pa=151.0° sep=0.67"
B	pa=207.7° sep=65.06"	pa=208.1° sep=64.70"

07171-3706 A

Name	Pi Pup	Coord arcsec 2000	071708.56-370551.0	Mag	2.89	Spectral class	K3Ib (yellow-orange)
PmRA	-11.00	PmDE	7.0	SAO	197795	HIP	35264
Tycho2	7115-03019-1	HD	56855	HR	2773	GC	9706
CD	CD-36 3489	CP	CP-36 1211	Bayer	Pi Puppis	Bayer name	Pi Pup
FK5	278

Tycho2

Tycho2	7115-03019-1	Pflag		RAmdeg	109.28565491	DEmdeg	-37.09747668
PmRA	-10.4	PmDE	5.4	E RAmdeg	3	E DEmdeg	3
E pmRA	0.7	E pmDE	0.7	EpRAm	1991.35	EpDEm	1991.43
Num	23	Q RAmdeg	1.3	Q DEmdeg	1.7	Q pmRA	1.4
Q pmDE	1.7	BTmag	4.821	E BTmag	0.014	VTmag	2.866
E VTmag	0.009	Prox	690	TYC	T	HIP	35264
CCDM	AC	RAdeg	109.28568528	DEdeg	-37.09748917	EpRA 1990	1.63
EpDE 1990	1.69	E RAdeg	3.3	E DEdeg	3.2	Posflg	P
Corr	-0.2

SAO

SAO	197795	DelFlag		RA1950		PmRA1950	-0.001
DE1950		PmDE1950	0.003	Vmag	2.7	SpType	K5
Double code		Source	74	CatNum	278	DM	CD-36 3489
DMcomp		BDsup		HD	56855	M HD	0
GC	9706	RA1950rad	1.89968543	DE1950rad	-0.6458877	PmRA2000	-0.0004
PmDE2000	0.005

Hipparcos

Catalog	H	HIP	35264	Proxy	H	RAhms	07 17 08.56
DEdms	-37 05 51.0	Vmag	2.71	VarFlag	2	R Vmag	G
RAdeg	109.286	DEdeg	-37.0975	AstroRef	A	Plx	2.98
CCDM	07171-3706	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	B	M HIP	AC
Theta	148	Rho	0.716	HD	56855	BD
CD	CD-36 3489	CP	CP-36 1211	Dm number	-36 3489	VIred	1.65
SpType	K3Ib	R SpType		Coord arcsec 2000	071708.56-370551.0

Hipparcos 2

HIP	35264	Sn	15	So	3	Nc	2
RArad	1.907395009	DErad	-0.6474732902	Plx	4.04	PmRA	-10.05
PmDE	6.47	E RArad	0.23	E DErad	0.28	E Plx	0.33
E pmRA	0.25	E pmDE	0.35	Hpmag	2.8296	E Hpmag	0.0021
SHp	0.021	VA	2	BV	1.616	E BV	0.015
VI	1.65

CCDM

Ccdm	07171-3706	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.58	DDEs	8.5
R dRAs	82	Year		Theta		Rho
Obs	3	Vmag	2.9	Sp	K5	PmNote	*
PmRA	-11	PmDE	7	Dm number	-36 3489	Cat1	CD
Name2	197795	Cat2	SAO	HD	56855	M HD
ADS BDS		M ADS BDS		N IDS		IDS	07136S3655A
HIC	35264

07171-3706 Ab

Coord arcsec 2000	071708.59-370551.6		Mag	6.49		PmRA	-10.00		PmDE	5.0
Calc delta mag	3.6		Calc coord	yes

07171-3706 B

Coord arcsec 2000	071706.04-370648.6		Mag	7.94		PmRA	-10.00		PmDE	0.0
Calc delta mag	5.05		Calc coord	yes

CCDM

Ccdm	07171-3706	RComp		Comp	B	Note1
Note2		Discov num	DUN 43	DRAs	-0.70	DDEs	-49.3
R dRAs	10	Year	1826	Theta	213	Rho	69.2
Obs	8	Vmag	8.0	Sp	B9	PmNote	*
PmRA	-31	PmDE	-4	Dm number	-36 3487	Cat1	CD
Name2	197794	Cat2	SAO	HD	56856	M HD
ADS BDS		M ADS BDS		N IDS		IDS	07136S3655B
HIC