07402-1724 VBS 41 AB

07^h 40^m 20.79^s -17° 24' 49.1" P.A. 208.00 sep 4.0 mag 13.10,16.00 Sp DF

Coord 2000	07402-1724	Discov num	VBS 41	Comp	AB	Coord arcsec 2000	07 40 20.79 -17 24 49.1
Date first	1965	Date last	1965	Obs	1
Pa first	208	Pa last	208.3	P.A. Now (θ)	208.3°
Sep first	4.0	Sep last	3.96	Sep. Now (ρ)	3.96"
Mag pri	13.10	Mag sec	16.00	delta mag (ΔM)	2.9	Spectral class	DF (white dwarf)
Pri motion ra	+115	Sec motion ra
Pri motion dec	-053	Sec motion dec
Notes	N P (See Notes, 100-year proper motion)

Nature of this double is uncertain.

07402-1724 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			07 40 21 -17 24 49	VBS 41 AB	1965	1	208	4.0	13.10	16.00	2.90		<===
Show			07 40 21 -17 24 49	LUY 5693 AC	2016	11	279	20.3	13.10	16.70	3.60

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Puppis

WDS 07402-1724 VBS 41 AB : NOTES

discov_num	notes	refcode
VBS 41	AB. LUY 745-46A. Van Biesbroek (1974) gives average of 5 measures	VBs1974
	obtained over 4 years, notes "little change". It is assumed he was
	observing the A component of the 20" LUY6207 pair.
LDS5693	AC. LUY 745-46A+B. Aka LUY6207.	Luy1950b
	NLTT 18271/18270	Chm2004

REFERENCES

refcode	metd	author	reference
Chm2004	E -	Chaname, J. & Gould, A.	2004ApJ...601..289C
Chm2004		ApJ 601, 289, 2004
Chm2004		(Photometry, coordinates, and astrometry from rNLTT. Astrometry from early
Chm2004		versions of 2MASS and UCAC, with date given only as "circa 2000". Measures
Chm2004		identical to discovery observations - predominantly close pairs - were assumed
Chm2004		not new observations, so not included in WDS. Similar concerns when primary and
Chm2004		secondary magnitudes or proper motions were the same.)
Luy1950b	P -	Luyten, W.J.	1950ApJ...112..212L
Luy1950b		ApJ 112, 212, 1950
Luy1950b		(no dates given for measures; default date = decade of publication added.)
VBs1974	Ma j	Van Biesbroeck, G.	1974ApJS...28..413V
VBs1974	+Mb	ApJS 28, 413, 1974

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
07402-1724	VBS 41	AB	1965	1	208	4.0	12.86	16.00	DF	N P	074020.79-172449.1

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

WDS 07402-1724 VBS 41 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 07402-1724 VBS 41 AB : MEASURES

No records found.

WDS 07402-1724 : 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 07402-1724 : ALADIN DSS IMAGE @ 07^h 40^m 20.79^s -17° 24' 49.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 07402-1724 VBS 41 AB : 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		07402-1724	VBS 41	AB	208	4.0
Show		07402-1724	LUY5693	AC	279	20.3
Show		07406-1708	TDS5048		144	1.5	18
Show		07393-1715	ARA 191		247	15.2	18
Show		07415-1726	ARA 193	AB	154	12.3	19
Show		07415-1726	JRN 33	AC	311	39.6	19
Show		07390-1737	SLE 813		218	12.4	23
Show		07400-1703	SLE 818		333	16.7	23
Show		07411-1745	SLE9001		279	7.7	23
Show		07390-1710	SLE 812		220	12.3	25
Show		07418-1711	TDS5079		357	0.6	25
Show		07411-1748	ARA 192	AB	359	11.1	26
Show		07411-1748	ARA 192	AC	179	12.1	26
Show		07411-1748	ARA 192	AD	154	11.8	26
Show		07411-1748	FEN 13	CD	73	5.0	26
Show		07421-1729	SLE 825		313	6.3	26
Show		07393-1746	SLE 815		314	12.7	27
Show		07417-1704	TDS5074		153	2.8	29
Show		07398-1754	HU 708		270	1.5	31
Show		07399-1756	SLE 819		28	10.1	32
Show		07425-1716	TDS5095		6	0.8	33
Show		07404-1806	SLE 820		280	4.5	42
Show		07374-1726	SLE 808		336	16.7	42
Show		07430-1704	HU 710		61	0.5	44
Show		07416-1805	RST3539		161	1.8	45
Show		07405-1811	SLE 821		327	17.7	47
Show		07394-1641	HLD 89		220	2.9	47
Show		07434-1705	TDS5123		50	0.6	49
Show		07439-1716	ARA 195		79	7.8	52
Show		07391-1815	SLE 814		246	7.5	53
Show		07394-1633	TDS5026		317	0.7	54
Show		07438-1748	ARA 194		294	9.1	55
Show		07398-1819	SLE 817		35	11.5	55
Show		07410-1629	HLD 90	CD	143	8.5	55
Show		07410-1629	HLD 90	AB	276	3.2	57
Show		07410-1629	HLD 90	AC	218	94.8	57
Show		07394-1630	TDS 394		56	0.8	57
Show		07412-1821	SLE 822		59	19.7	57
Show		07424-1816	JRN 34	EF	277	29.7	59
Show		07424-1816	JRN 34	EG	213	32.3	59
Show		07424-1816	JRN 34	EH	172	41.7	59
Show		07424-1816	ARA 383	CE	244	11.7	59
Show		07424-1816	HU 709	CD	221	0.4	59
Show		07424-1816	HU 709	AB	290	1.9	59
Show		07424-1816	HU 709	AC	2	24.2	59
Show		07424-1816	HU 709	AE	334	21.7	59
Show		07423-1818	SLE 826		255	6.2	61
Show		07441-1656	HU 844		149	0.1	62
Show		07446-1717	A 3095	BC	33	1.6	62
Show		07446-1717	A 3095	AB	281	16.6	62
Show		07442-1655	ARA 41		43	11.4	63

WDS 07402-1724 : COMPONENTS

	A	B
B	pa=207.2° sep=3.92"
C	pa=279.8° sep=19.43"	pa=291.4° sep=18.64"

07402-1724 A

Coord arcsec 2000	074020.79-172449.1		Mag	13.1		Spectral class	DF (white dwarf)		PmRA	115.00
PmDE	-53.0

07402-1724 B

Coord arcsec 2000

074020.66-172452.6

Mag

Calc delta mag

2.9

Calc coord

yes

07402-1724 C

Coord arcsec 2000	074019.45-172445.8		Mag	16.7		Spectral class	DB (white dwarf)		PmRA	111.00
PmDE	-56.0		Calc delta mag	3.6		Calc coord	yes