12261-3451 DAW 139

12^h 26^m 05.73^s -34° 51' 04.4" P.A. 345.00 sep 2.3 mag 11.11,12.50

Coord 2000	12261-3451	Discov num	DAW 139	Comp		Coord arcsec 2000	12 26 05.73 -34 51 04.4
Date first	1922	Date last	2015	Obs	6
Pa first	348	Pa last	345.2	P.A. Now (θ)	345.2°
Sep first	2.4	Sep last	2.277	Sep. Now (ρ)	2.277"
Mag pri	11.11	Mag sec	12.50	delta mag (ΔM)	1.39	Spectral class
Pri motion ra	-036	Sec motion ra
Pri motion dec	-008	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Centaurus

Tycho2

7241-00940-1

Gaia DR2

6158064288700444288

WDS 12261-3451 DAW 139 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Daw1918a	Ma -	Dawson, B.H.	.
Daw1918a		Pub. La Plata Obs. 4, Pt.1, 1918
Daw1918b	Ma -	Dawson, B.H. (measure by Chaves, A.J.)	.
Daw1918b		Pub. La Plata Obs. 4, Pt.1, 1918
Daw1919	orb -	Dawson, B.H.	1919AJ.....32..109D
Daw1919		AJ 32, 109, 1919
Daw1920	orb -	Dawson, B.H.	1920AJ.....32..141D
Daw1920		AJ 32, 141, 1920
Daw1920b	orb -	Dawson, B.H.	1920AJ.....32..161D
Daw1920b		AJ 32, 161, 1920
Daw1922	Ma -	Dawson, B.H.	.
Daw1922		Pub. La Plata Obs. 4, Pt.2, 1922
Daw1922b	orb -	Dawson, B.H.	1922AJ.....34...17D
Daw1922b		AJ 34, 17, 1922
Daw1924a	Ma -	Dawson, B.H.	1924AJ.....35..147D
Daw1924a		AJ 35, 147, 1924 (DAW 112 - 158; data also in Daw1937)
Daw1924b	orb -	Dawson, B.H.	1924AJ.....36...23D
Daw1924b		AJ 36, 23, 1924
Daw1926	orb -	Dawson, B.H.	1926AJ.....36..181D
Daw1926		AJ 36, 181, 1926
Daw1927A	Ma -	Dawson, B.H.	1927sdsc.book......
Daw1927A		cited in SDS (Southern Double Star Cat.), 1927
Daw1933	orb -	Dawson, B.H.	1933AJ.....43...15D
Daw1933		AJ 43, 15, 1933
Daw1937	Ma -	Dawson, B.H.	.
Daw1937		Pub. La Plata Obs. 6, 85, 1937
Daw9999	Ma -	Dawson, B.H.	...................
Daw9999		Unpublished, manuscript or reference not found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
12261-3451	DAW 139		1960	4	347	2.2	11.11	12.50			122605.73-345104.4
12261-3451	DAW 139		2015	5	345	2.3	11.11	12.50			122605.73-345104.4

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

WDS 12261-3451 DAW 139 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12261-3451 DAW 139 : MEASURES

No records found.

WDS 12261-3451 : VIRTUAL EYEPIECE

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WDS 12261-3451 : ALADIN DSS IMAGE @ 12^h 26^m 05.73^s -34° 51' 04.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12261-3451 DAW 139 : 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		12261-3451	DAW 139		345	2.3
Show		12253-3441	RST2798		164	3.2	14
Show		12268-3516	WIS 201		191	49.9	27
Show		12280-3526	HDS1755		220	0.1	43
Show		12272-3408	COO 138		356	5.5	46
Show		12285-3414	UC 2344		284	18.0	48
Show		12299-3447	SEE 155		125	9.8	48
Show		12222-3453	SWR 132		85	20.7	49
Show		12300-3411	TSN 160		64	0.1	63
Show		12251-3345	SKF1222		259	16.0	68
Show		12218-3404	LDS 405	AB	259	54.8	71
Show		12218-3404	LDS 405	AC	258	257.4	71
Show		12306-3407	UC 2352		213	9.0	72
Show		12299-3549	TDS 666		273	2.6	75
Show		12323-3459	NSN 410		274	7.3	77
Show		12199-3522	UC 2317		330	31.3	83
Show		12226-3334	HWE 73		277	3.3	89
Show		12190-3434	UC 2314		254	23.0	90
Show		12332-3427	TSN 85		141	25.8	91
Show		12269-3316	YMG 41		8	0.7	96
Show		12184-3504	KPP1731		153	13.4	97
Show		12187-3523	TDS8317		331	1.5	97
Show		12203-3606	UC 2319		176	21.4	103
Show		12243-3308	RST2795	AB	135	0.2	106
Show		12243-3308	SKF1917	AB,C	229	31.4	106
Show		12343-3523	CBL 143		163	44.3	106
Show		12188-3549	TDS8318		206	0.5	106
Show		12252-3306	DAW 62		103	1.1	107
Show		12356-3453	LDS 413	AB	147	95.6	117
Show		12356-3453	LDS 413	Ba,Bb	41	0.4	117
Show		12244-3255	HJ 4521		290	14.4	118
Show		12164-3444	JSP 522		241	2.2	120
Show		12246-3252	JSP 532		158	2.7	120
Show		12165-3427	TDS8296		81	0.4	121
Show		12359-3513	I 1556		149	4.7	123
Show		12185-3331	SWR 129	AB	266	23.3	124
Show		12185-3331	SKF2116	BC	189	5.9	124
Show		12178-3606	R 193	Aa,Ab	167	0.3	126
Show		12167-3542	UC 2307		344	66.5	127
Show		12266-3244	RST2799		302	0.8	128
Show		12190-3318	HJ 4513		100	61.0	129
Show		12260-3703	TVB 252		331	2.4	132
Show		12152-3513	JSP 521		70	0.4	136
Show		12361-3549	SEE 156		121	0.9	136
Show		12180-3310	TDS8310		107	0.5	143
Show		12177-3314	JSP 525		242	1.0	143
Show		12180-3635	KPP 266		227	3.0	144
Show		12361-3335	LDS5756		309	102.5	146
Show		12147-3541	TDS8282		120	0.7	149
Show		12242-3224	DAW 61	BC	138	1.0	150
Show		12242-3224	HJ 4519	AB	89	8.9	150

WDS 12261-3451 : COMPONENTS

	A
B	pa=347.8° sep=2.25"

12261-3451 A

Componente originario normalizzato	AB		Coord arcsec 2000	122605.73-345104.4		Mag	11.11		PmRA	-36.00
PmDE	-8.0		Tycho2	7241-00940-1

Tycho2

Tycho2	7241-00940-1	Pflag		RAmdeg	186.52391761	DEmdeg	-34.85124335
PmRA	-36.1	PmDE	-7.9	E RAmdeg	41	E DEmdeg	46
E pmRA	2.5	E pmDE	2.5	EpRAm	1987.82	EpDEm	1986.85
Num	3	Q RAmdeg	0.6	Q DEmdeg	1.6	Q pmRA	0.6
Q pmDE	1.6	BTmag	11.494	E BTmag	0.066	VTmag	11.113
E VTmag	0.073	Prox	999	TYC	T	HIP
CCDM		RAdeg	186.52402028	DEdeg	-34.85122472	EpRA 1990	1.60
EpDE 1990	1.51	E RAdeg	41.9	E DEdeg	46.6	Posflg
Corr	0.2

CCDM

Ccdm	12261-3451	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-0.26	DDEs	-4.0
R dRAs	66	Year		Theta		Rho
Obs	2	Vmag	10.2	Sp		PmNote
PmRA		PmDE		Dm number	-34 8155	Cat1	CD
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	12208S3418A
HIC

12261-3451 B

Componente originario normalizzato	AB		Coord arcsec 2000	122605.69-345102.2		Mag	12.5		Calc delta mag	1.39
Calc coord	yes

CCDM

Ccdm	12261-3451	RComp		Comp	B	Note1
Note2		Discov num	DAW 139	DRAs		DDEs
R dRAs		Year	1922	Theta	347	Rho	2.1
Obs	2	Vmag	11.6	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS		M ADS BDS		N IDS		IDS	12208S3418B
HIC