12221-5019 TDS 661

12^h 22^m 03.94^s -50° 19' 21.9" P.A. 31.00 sep 1.2 mag 11.59,12.42

Coord 2000	12221-5019	Discov num	TDS 661	Comp		Coord arcsec 2000	12 22 03.94 -50 19 21.9
Date first	1991	Date last	2015	Obs	2
Pa first	311	Pa last	30.6	P.A. Now (θ)	30.6°
Sep first	0.8	Sep last	1.171	Sep. Now (ρ)	1.171"
Mag pri	11.59	Mag sec	12.42	delta mag (ΔM)	0.83	Spectral class
Pri motion ra	+013	Sec motion ra	+013
Pri motion dec	-002	Sec motion dec	-002
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Centaurus

Tycho2

8238-00657-1

Gaia DR2

6125982914519519360

WDS 12221-5019 TDS 661 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
TDS		Tycho Double Star (from additional DD list)	...................
TDT		Tycho 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
12221-5019	TDS 661		1991	1	311	0.8	11.59	12.42			122203.94-501921.9
12221-5019	TDS 661		2015	2	31	1.2	11.59	12.42			122203.94-501921.9

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WDS 12221-5019 TDS 661 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12221-5019 TDS 661 : MEASURES

No records found.

WDS 12221-5019 : VIRTUAL EYEPIECE

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WDS 12221-5019 : ALADIN DSS IMAGE @ 12^h 22^m 03.94^s -50° 19' 21.9"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12221-5019 TDS 661 : 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		12221-5019	TDS 661		31	1.2
Show		12213-5012	RSS 286	AB	89	15.4	11
Show		12213-5012	TOK 556	AC	57	999.9	11
Show		12204-5027	TDS8337		354	0.9	18
Show		12214-5036	TDS8349		309	1.7	19
Show		12233-5043	TDS8362		209	2.1	27
Show		12250-5012	RST 592		248	2.5	30
Show		12194-4950	TDS8328		49	0.6	40
Show		12224-5102	JNN 171		172	3.8	43
Show		12218-4933	TDS8350		42	0.6	47
Show		12211-5108	TDS8347		357	0.4	50
Show		12167-5002	BRT 806		38	8.2	55
Show		12165-5009	RST 583		306	0.3	55
Show		12280-5014	RIZ 3	AB	-1	0.1	58
Show		12230-4922	TDS8360		331	1.0	59
Show		12226-4920	SEE 153		198	12.8	61
Show		12187-4924	KPP 267		48	3.9	65
Show		12278-5100	TDS8394		293	0.7	69
Show		12276-5105	HDS1752		98	0.5	70
Show		12299-5015	RST4960		352	0.2	76
Show		12298-4952	HDS1757		283	10.9	80
Show		12265-5127	SEE 154		288	19.3	80
Show		12136-5030	RST 581		33	1.8	82
Show		12180-4907	HDS1731		33	0.1	83
Show		12228-4855	LDS 408		312	60.6	85
Show		12174-4907	TDS8304		88	1.3	85
Show		12130-5025	TDS8268		317	0.4	87
Show		12129-5040	HDS1728		118	8.3	90
Show		12320-5032	LDS 412		58	8.8	96
Show		12123-5040	HDS1726		162	0.2	96
Show		12282-5136	TDS8397		234	0.6	96
Show		12268-4855	WIS 202		294	532.2	97
Show		12120-5046	JNN 167	AB	173	2.2	100
Show		12209-4839	RST 587		327	0.2	101
Show		12117-4957	BVD 98		207	21.3	103
Show		12260-5156	TDS8381		187	0.6	104
Show		12309-4920	RST 598		4	0.5	105
Show		12261-5200	HDS1748		6	0.5	108
Show		12208-4832	TDS8344		216	0.5	109
Show		12244-5206	TDS8366		269	1.9	110
Show		12263-5201	HDS1749		56	6.5	110
Show		12209-5208	RST 586		276	0.6	110
Show		12148-5146	LDS 394		187	23.9	111
Show		12234-5211	R 198		51	3.2	113
Show		12107-4948	TDS8256		350	0.5	114
Show		12341-5038	TDS8436		173	1.6	117
Show		12340-4955	HDO 218		119	7.9	118
Show		12312-5142	HDS1760		208	0.3	120
Show		12097-5002	RST 577		226	1.6	120
Show		12289-5200	RST 596		50	0.9	121
Show		12316-5144	TDS8422		169	0.5	124

WDS 12221-5019 : COMPONENTS

	A
B	pa=20.7° sep=1.08"

12221-5019 A

Componente originario normalizzato	AB		Coord arcsec 2000	122203.94-501921.9		Mag	11.59		PmRA	13.00
PmDE	-2.0		Tycho2	8238-00657-1

Tycho2

Tycho2	8238-00657-1	Pflag	P	RAmdeg	185.51642740	DEmdeg	-50.32275447
PmRA	12.7	PmDE	-1.7	E RAmdeg	42	E DEmdeg	47
E pmRA	2.4	E pmDE	2.2	EpRAm	1988.14	EpDEm	1985.99
Num	3	Q RAmdeg	1.0	Q DEmdeg	0.6	Q pmRA	1.0
Q pmDE	0.5	BTmag	11.933	E BTmag	0.077	VTmag	11.586
E VTmag	0.086	Prox	8	TYC		HIP
CCDM		RAdeg	185.51641889	DEdeg	-50.32277111	EpRA 1990	1.62
EpDE 1990	1.42	E RAdeg	43.1	E DEdeg	48.6	Posflg	D
Corr	-0.3

12221-5019 B

Componente originario normalizzato	AB		Coord arcsec 2000	122203.98-501920.9		Mag	12.42		PmRA	13.00
PmDE	-2.0		Tycho2	8238-00657-2		Calc delta mag	0.83		Calc coord	yes

Tycho2

Tycho2	8238-00657-2	Pflag	P	RAmdeg	185.51642740	DEmdeg	-50.32275447
PmRA	12.7	PmDE	-1.7	E RAmdeg	42	E DEmdeg	47
E pmRA	2.4	E pmDE	2.2	EpRAm	1988.14	EpDEm	1985.99
Num	3	Q RAmdeg	1.0	Q DEmdeg	0.6	Q pmRA	1.0
Q pmDE	0.5	BTmag	13.338	E BTmag	0.264	VTmag	12.419
E VTmag	0.161	Prox	8	TYC		HIP
CCDM		RAdeg	185.51614361	DEdeg	-50.32261972	EpRA 1990	1.61
EpDE 1990	1.42	E RAdeg	92.5	E DEdeg	104.4	Posflg	D
Corr	-0.3