12421-6924 EVS 20

12^h 42^m 05.02^s -69° 24' 27.1" P.A. 329.00 sep 7.0 mag 7.51,15.68 Sp F7Ib

Coord 2000	12421-6924	Discov num	EVS 20	Comp		Coord arcsec 2000	12 42 05.02 -69 24 27.1
Date first	2011	Date last	2015	Obs	2
Pa first	328	Pa last	328.5	P.A. Now (θ)	328.5°
Sep first	6.9	Sep last	6.981	Sep. Now (ρ)	6.981"
Mag pri	7.51	Mag sec	15.68	delta mag (ΔM)	8.17	Spectral class	F7Ib (yellow-white)
Pri motion ra	-005	Sec motion ra
Pri motion dec	-002	Sec motion dec
Notes	N U (See Notes, Proper motion indicates non-physical)

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Musca

Gaia DR2

5855468247702904704

WDS 12421-6924 EVS 20 : NOTES

discov_num	notes	refcode
EVS 20	Primary is the Cepheid R Mus.	Evs2016a

REFERENCES

refcode	metd	author	reference
Evs2016a	H3 -	Evans, N.R., Bond, H.E., Schaefer, G.H., Mason, B.D., Tingle, E., Karovska, M., &	2016AJ....151..129E
Evs2016a		Pillitteri, I.
Evs2016a		AJ 151, 129, 2016
Evs2016a		(some theta values replaced with more precise values from Evs2016b)	2016AJ....151..108E

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
12421-6924	EVS 20		2011	1	328	6.9	7.51	15.68	F7Ib	NU	124205.02-692427.1
12421-6924	EVS 20		2015	2	329	7.0	7.51	15.68	F7Ib	NU	124205.02-692427.1

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

WDS 12421-6924 EVS 20 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12421-6924 EVS 20 : MEASURES

No records found.

WDS 12421-6924 : 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 12421-6924 : ALADIN DSS IMAGE @ 12^h 42^m 05.02^s -69° 24' 27.1"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12421-6924 EVS 20 : 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		12421-6924	EVS 20		329	7.0	1
Show		12387-6929	DON 543	AB	299	5.4	18
Show		12387-6929	TRR 14	AC	230	18.1	18
Show		12403-6944	HDS1775		36	0.5	22
Show		12462-6920	WFC 129		332	6.7	23
Show		12397-6944	BRT2001		33	4.3	24
Show		12454-6902	DON 551		330	4.2	29
Show		12372-6908	DON 541	AB	321	28.8	31
Show		12372-6908	SHT 45	AC	198	4.9	31
Show		12372-6908	SHT 45	AD	243	3.4	31
Show		12372-6908	SHT 45	AE	159	5.8	31
Show		12372-6908	RIZ 4	Aa,Ab	-1	0.0	31
Show		12459-6957	DON 553		1	1.1	38
Show		12350-6948	TDS8446		127	3.1	44
Show		12506-6916	DON 561		172	0.6	47
Show		12490-6954	DON 557		263	0.9	47
Show		12348-6953	HDS1766		134	0.2	48
Show		12403-7012	TVB 254		61	2.0	49
Show		12510-6911	TDS8557		348	1.7	49
Show		12505-6903	TDS8549		322	0.4	50
Show		12483-6848	TDS8531		8	0.9	50
Show		12334-6850	HDS1763		286	22.6	58
Show		12305-6905	BRT1999		140	4.3	65
Show		12500-6836	DON 559		198	2.5	65
Show		12348-6830	DON 538		105	0.8	67
Show		12483-6825	DON 556		299	3.4	69
Show		12551-6926	TDS8586		71	0.6	69
Show		12431-6814	TDS8497		94	0.6	71
Show		12284-6938	KPP 273		305	3.0	74
Show		12543-7002	HDS1811		256	0.3	74
Show		12561-6927	ELP 31		34	0.2	75
Show		12556-6900	HDS1813	AB	276	0.6	76
Show		12556-6900	HDS1813	Aa,Ab	261	0.0	76
Show		12543-7010	BRT2002		68	4.8	78
Show		12566-6915	TDS8605		221	2.0	78
Show		12569-6922	KPP1956		249	15.4	79
Show		12372-7039	TDS8460		107	0.7	79
Show		12348-6817	KPP1082		253	8.6	79
Show		12463-6806	R 207	AB	58	1.0	82
Show		12463-6806	RIZ 5	Aa,Ab	121	0.0	82
Show		12463-6806	RIZ 5	AC	36	95.1	82
Show		12398-6804	TDS8480		280	0.6	82
Show		12274-6859	BRT1998		187	5.0	83
Show		12290-7017	TDS8408		224	2.3	86
Show		12255-6929	HJ 4522	AB	66	12.7	88
Show		12255-6929	SIN 116	AC	259	19.0	88
Show		12466-7050	KPP3878		208	40.8	89
Show		12443-7053	MLO 45		308	3.2	90
Show		12506-6805	HDS1802	AB	209	16.6	92
Show		12506-6805	JNN 178	AC	147	1.6	92
Show		12506-6805	JNN 178	AD	155	3.3	92

WDS 12421-6924 : COMPONENTS

	A
B	pa=347.8° sep=6.09"

12421-6924 A

Componente originario normalizzato	AB		Coord arcsec 2000	124205.02-692427.1		Mag	7.51		Spectral class	F7Ib (yellow-white)
PmRA	-5.00		PmDE	-2.0

12421-6924 B

Componente originario normalizzato	AB		Coord arcsec 2000	124204.78-692421.1		Mag	15.68		Calc delta mag	8.17
Calc coord	yes