20496-6427 DAW 229 AB

20^h 49^m 08.43^s -64° 24' 47.0" P.A. 136.00 sep 7.7 mag 11.20,12.50

Coord 2000	20496-6427	Discov num	DAW 229	Comp	AB	Coord arcsec 2000	20 49 08.43 -64 24 47.0
Date first	1916	Date last	2015	Obs	6
Pa first	135	Pa last	136.1	P.A. Now (θ)	136.1°
Sep first	7.6	Sep last	7.66	Sep. Now (ρ)	7.66"
Mag pri	11.20	Mag sec	12.50	delta mag (ΔM)	1.3	Spectral class
Pri motion ra	-012	Sec motion ra	+044
Pri motion dec	+010	Sec motion dec	-047
Notes

rPM=1.241

This double is not physical.

20496-6427 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			20 49 08 -64 24 47	DAW 229 AB	2015	6	136	7.7	11.20	12.50	1.30		<===
Show			20 49 08 -64 24 47	BAU 64 AC	2015	5	305	49.8	11.20	16.30	5.10
Show			20 49 08 -64 24 47	BAU 64 AD	2015	5	161	51.0	11.20	16.00	4.80

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Pavo

Gaia DR2

6450311597442689024

WDS 20496-6427 DAW 229 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
Bau1994	-	Bauer, C., White, G.L., & Hons, A.	1994PASA...11..201B
Bau1994		PASA 11, 201, 1994 (no data)
Bau2007	C -	Bauer, C., White, G.L., Blank, D.L., Hons, A., & Jones, P.A.	2007PASA...24..118B
Bau2007		PASA 24, 118, 2007 (date is mean of 3 observing runs)
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Daw9999		Unpublished, manuscript or reference not found.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
20496-6427	DAW 229	AB	2000	3	136	7.6	11.20	12.50		D	204908.43-642447.0
20496-6427	DAW 229	AB	2015	6	136	7.7	11.20	12.50			204908.43-642447.0

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

WDS 20496-6427 DAW 229 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20496-6427 DAW 229 AB : MEASURES

No records found.

WDS 20496-6427 : 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 20496-6427 : ALADIN DSS IMAGE @ 20^h 49^m 08.43^s -64° 24' 47.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 20496-6427 DAW 229 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		20496-6427	DAW 229	AB	136	7.7
Show		20496-6427	BAU 64	AC	305	49.8
Show		20496-6427	BAU 64	AD	161	51.0
Show		20527-6432	HDS2974		31	1.0	24
Show		20490-6453	UC 4298		57	10.8	29
Show		20489-6353	HU 1620		271	1.3	33
Show		20444-6411	B 994		193	0.8	34
Show		20535-6348	LDS 726		195	7.5	47
Show		20416-6427	UC 4259		191	13.9	50
Show		20407-6411	HU 1616		68	0.7	57
Show		20423-6348	TDT2483		87	0.6	58
Show		20398-6430	HJ 5217		232	7.7	61
Show		20397-6436	FAB 16		358	20.0	62
Show		20579-6359	TSN 36	AB	122	260.3	64
Show		20472-6320	UC 4287		21	24.0	66
Show		20422-6332	RST1075		286	1.4	71
Show		20447-6319	LDS 719		171	187.2	72
Show		20513-6542	UC 4309		344	30.7	79
Show		20515-6543	HJ 5221		44	10.3	80
Show		20478-6546	TDT2544		158	0.5	82
Show		20370-6455	TSN 35		73	35.3	84
Show		20492-6550	TDT2562		279	0.5	86
Show		20360-6412	B 991		167	3.1	87
Show		20552-6550	LDS 728		253	277.9	94
Show		20348-6414	UC 4220		9	41.6	94
Show		21032-6452	TDT2715		294	1.8	95
Show		20357-6348	TDT2403		237	1.0	96
Show		20371-6523	UC 4233		2	9.3	97
Show		20553-6557	DAM1257		104	87.1	101
Show		20404-6551	KPP4210		53	1.5	103
Show		20354-6519	HDS2942		86	0.7	103
Show		21061-6411	TDT2746		330	0.4	112
Show		20557-6609	HDS2981	AB	243	0.1	112
Show		20557-6609	HDS2981	AC	172	1.3	112
Show		20319-6420	TDT2342		182	2.5	113
Show		20594-6558	MLO 91		242	17.0	114
Show		20347-6319	HU 1615		287	0.2	116
Show		20412-6242	R 323	AB	319	2.9	116
Show		20412-6242	BAU 63	AC	266	9.1	116
Show		20516-6226	RMK 26	AB	78	2.4	121
Show		20587-6234	B 1003		138	0.5	128
Show		20446-6630	TOK 918	Aa,Ab	336	0.1	129
Show		20598-6621	TDT2683		186	2.4	135
Show		20360-6237	KPP3073		58	13.7	140
Show		20370-6623	TDT2424		19	1.8	141
Show		20411-6638	NZO 102		141	10.1	142
Show		20300-6305	KPP4202		65	2.1	151
Show		20540-6158	HDS2978		352	0.6	151
Show		20363-6219	TDT2412		18	0.6	153
Show		20330-6230	FAL 68		312	9.0	158
Show		20573-6655	TDT2657		126	0.7	159

WDS 20496-6427 : COMPONENTS

	A	B	C
B	pa=157.4° sep=5.98"
C	pa=327.9° sep=33.35"	pa=329.3° sep=39.25"
D	pa=171.4° sep=48.72"	pa=173.4° sep=42.95"	pa=161.9° sep=80.40"

20496-6427 A

Coord arcsec 2000

204908.43-642447.0

Mag

11.2

PmRA

-12.00

PmDE

10.0

20496-6427 B

Coord arcsec 2000	204908.78-642452.5		Mag	12.5		PmRA	44.00		PmDE	-47.0
Calc delta mag	1.3		Calc coord	yes

20496-6427 C

Coord arcsec 2000	204905.69-642418.8		Mag	16.3		PmRA	5.00		PmDE	-8.0
Calc delta mag	5.1		Calc coord	yes

20496-6427 D

Coord arcsec 2000	204909.55-642535.2		Mag	16		PmRA	2.00		PmDE	7.0
Calc delta mag	4.8		Calc coord	yes