12445-0119 SKF 38 AB

12^h 44^m 28.77^s -01° 19' 08.9" P.A. 337.00 sep 9.5 mag 13.87,14.03 Sp DA3

Coord 2000	12445-0119	Discov num	SKF 38	Comp	AB	Coord arcsec 2000	12 44 28.77 -01 19 08.9
Date first	1956	Date last	2015	Obs	8
Pa first	357	Pa last	336.9	P.A. Now (θ)	336.9°
Sep first	17.8	Sep last	9.515	Sep. Now (ρ)	9.515"
Mag pri	13.87	Mag sec	14.03	delta mag (ΔM)	0.16	Spectral class	DA3 (white dwarf)
Pri motion ra	-006	Sec motion ra	-035
Pri motion dec	-039	Sec motion dec	-051
Notes	N U (See Notes, Proper motion indicates non-physical)

rPM=0.507

This double is not physical.

12445-0119 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		181072	12 44 29 -01 19 09	SKF 38 AB	2015	8	337	9.5	13.87	14.03	0.16		<===
Show		181072	12 44 29 -01 18 58	ZUC 11 BC	2016	6	252	3.2	15.20	19.00	3.80

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Virgo

SAO

181072

Gaia DR2

3683519503881169408

WDS 12445-0119 SKF 38 AB : NOTES

discov_num	notes	refcode
SKF 38	AB: Secondary is white dwarf PG 1241-010.	Zuc1992

REFERENCES

refcode	metd	author	reference
Zuc1992	Ci j	Zuckerman, B. & Becklin, E.E.	1992ApJ...386..260Z
Zuc1992		ApJ 386, 260, 1992
Zuc1992		(IR imaging using IRTF 3.0m + ProtoCam; U. Hawaii 2.2m, UKIRT + IRCAM, NOAO 2.1m +
Zuc1992		IRIM, Steward 2.3m + NICMOS, CTIO 4m. Rho and theta derived from quoted RA and DEC
Zuc1992		differences. Dates estimated to nearest decade given for a few measures without
Zuc1992		explicitly quoted dates.)

DISCOVERER

discov	author
SKF	Skiff, B.A.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	dm_number	notes	coord_arcsec_2000
12445-0119	SKF 38	AB	2000	1	345	12.5	14.40	14.00	DA3		NU	124428.77-011908.9
12445-0119	SKF 38	AB	2015	5	337	9.5	13.87	14.03	DA3		NU	124428.77-011908.9

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

WDS 12445-0119 SKF 38 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12445-0119 SKF 38 AB : MEASURES

No records found.

WDS 12445-0119 : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 12445-0119 : ALADIN DSS IMAGE @ 12^h 44^m 28.77^s -01° 19' 08.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12445-0119 SKF 38 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		12445-0119	SKF 38	AB	337	9.5	0
Show		12445-0119	ZUC 11	BC	252	3.2	1
Show		12435-0105	GOM 15		253	18.4	21
Show		12429-0116	SKF2710		246	1.4	25
Show		12417-0127	STF1670	BD	90	177.8	43
Show		12417-0127	STF1670	BE	167	260.0	43
Show		12417-0127	STF1670	BF	268	422.0	43
Show	Porrima	12417-0127	STF1670	AB	352	3.4	43
Show	Porrima	12417-0127	STF1670	AC	121	99.4	43
Show	Porrima	12417-0127	STF1670	AD	90	177.6	43
Show	Porrima	12417-0127	STF1670	AE	167	260.4	43
Show	Porrima	12417-0127	STF1670	AF	267	422.3	43
Show		12412-0127	BU 607		301	0.9	51
Show		12417-0148	OSW 36		144	102.1	51
Show		12420-0156	BAL 545		162	4.3	53
Show		12481-0126	SLW 775		235	12.7	55
Show		12414-0156	BAL 544		177	3.4	59
Show		12455-0218	BAL 546		81	9.1	61
Show		12429-0215	STF1673	AB	92	53.6	61
Show		12429-0215	LDS2888	AC	117	16.9	61
Show		12402-0108	GWP1842		32	12.8	66
Show		12440-0230	CVR1462		106	3.3	72
Show		12423-0224	SLW 761		123	117.8	73
Show		12391-0133	HJ 1220		52	6.9	82
Show		12432+0000	BAL1162		303	15.3	82
Show		12487-0216	ZHN 22		219	428.8	85
Show		12447+0026	CVR1463		64	3.8	105
Show		12370-0125	GRV1079		87	12.8	105
Show		12406-0013	JGP 5		223	652.0	110
Show		12394-0238	OSW 37		6	32.6	110
Show		12510-0220	CVR1473		1	4.3	116
Show		12503-0236	UC 2413		313	23.1	117
Show		12407-0302	BAL 220		41	7.0	118
Show		12467-0040	OCC 666		-1	0.1	124
Show		12405-0032	LDS2887		100	4.5	127
Show		12359-0125	BAL 872		205	5.1	129
Show		12524-0216	SLW 788		2	9.6	132
Show		12394-0306	SLW 750		188	94.1	132
Show		12382+0017	UC 2374		337	9.3	135
Show		12518+0005	TOK 671	AB	7	22.8	140
Show		12518-0007	SLW 783		169	37.8	140
Show		12460-0059	LDS4263		193	12.1	141
Show		12454+0101	NSN 40		333	5.8	141
Show		12484+0050	GWP1859		220	47.0	143
Show		12373-0015	SLW 747		130	15.1	143
Show		12386-0041	FAR 37		86	0.6	149
Show		12345-0114	BAL 871		53	5.1	150
Show		12348-0153	LDS2884		329	80.4	151
Show		12540-0137	GRV1082		63	12.6	154
Show		12453-0353	STF1677		348	16.2	155
Show		12399+0100	SLW 753		352	20.1	156

WDS 12445-0119 : COMPONENTS

	A	B
B	pa=344.2° sep=11.54"
C	pa=328.6° sep=11.85"	pa=251.9° sep=3.18"

12445-0119 A

Coord arcsec 2000	124428.77-011908.9		Mag	13.87		Spectral class	DA3 (white dwarf)		PmRA	-6.00
PmDE	-39.0

12445-0119 B

Coord arcsec 2000	124428.56-011857.8		Coord calc	124428.56-011857.8		Mag	15.2		Spectral class	DA (white dwarf)
PmRA	-57.00		PmDE	-171.0		SAO	181072		Delta magnitude	1.33

SAO

SAO	181072	DelFlag		RA1950		PmRA1950	-0.0047
DE1950		PmDE1950	0.055	Vmag	8.8	SpType	F8
Double code		Source	25	CatNum	9559	DM	CD-22 9600
DMcomp		BDsup		HD	110790	M HD	0
GC		RA1950rad	3.32484616	DE1950rad	-0.40104078	PmRA2000	-0.0046
PmDE2000	0.06

12445-0119 C

Coord arcsec 2000	124428.36-011858.8		Mag	19		PmRA	-56.00		PmDE	-173.0
Delta magnitude	5.13		Coordinate calculated	yes