12481+3940 TDS 8528

12^h 48^m 04.77^s +39° 39' 41.4" P.A. 298.00 sep 1.0 mag 12.44,12.52

Coord 2000	12481+3940	Discov num	TDS8528	Comp		Coord arcsec 2000	12 48 04.77 +39 39 41.4
Date first	1991	Date last	2016	Obs	3
Pa first	308	Pa last	297.7	P.A. Now (θ)	297.7°
Sep first	1.0	Sep last	0.954	Sep. Now (ρ)	0.954"
Mag pri	12.44	Mag sec	12.52	delta mag (ΔM)	0.08	Spectral class
Pri motion ra	+011	Sec motion ra	+011
Pri motion dec	-002	Sec motion dec	-002
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Canes Venatici

Tycho2

3021-01127-1

Gaia DR2

1521798004935091072

WDS 12481+3940 TDS 8528 : 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
12481+3940	TDS8528		1991	1	308	1.0	12.44	12.52			124804.77+393941.4
12481+3940	TDS8528		2016	2	298	1.0	12.44	12.52			124804.77+393941.4

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WDS 12481+3940 TDS 8528 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12481+3940 TDS 8528 : MEASURES

No records found.

WDS 12481+3940 : VIRTUAL EYEPIECE

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WDS 12481+3940 : ALADIN DSS IMAGE @ 12^h 48^m 04.77^s +39° 39' 41.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12481+3940 TDS 8528 : 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		12481+3940	TDS8528		298	1.0
Show		12512+3921	SKF2655		144	6.4	41
Show		12494+4023	UC 2409	AC	185	17.1	46
Show		12505+4021	LDS4281		112	101.5	52
Show		12528+3949	ES 1405	BC	252	4.3	55
Show		12528+3949	ES 1405	AB	283	66.5	56
Show		12520+4011	ES 1404		30	2.9	56
Show		12504+3847	HU 1139		286	4.8	60
Show		12437+4015	ES 1403	AB	215	2.9	61
Show		12437+4015	LNA 3	Aa,Ab	55	0.2	61
Show		12433+4015	SKF2654		253	64.6	65
Show		12430+4008	COU1425		355	0.8	66
Show		12469+4052	LDS4266		94	2.8	75
Show		12542+4008	UC 2425		328	93.6	76
Show		12465+4054	HDS1792		106	0.3	77
Show		12523+3836	NI 30	AB	159	10.7	81
Show		12523+3836	SKF1029	AC	221	2.8	81
Show		12526+3830	SLW 789		294	116.5	87
Show		12473+3811	SKF2596		100	6.6	90
Show		12406+4017	HJ 2617	AB	2	5.7	94
Show		12406+4017	HJ 2617	AC	176	168.7	94
Show		12406+4017	BKO 114	AD	343	43.1	94
Show		12568+3956	CVR1479		213	3.2	103
Show		12548+4049	JNN 81		33	0.6	104
Show		12468+4125	HJ 2620		293	14.4	107
Show		12430+4109	SKF2653		259	17.7	107
Show		12397+4028	ES 1402	AB	27	3.6	109
Show		12397+4028	LNA 2	Aa,Ab	47	0.2	109
Show		12568+4029	SKF2656		113	16.7	112
Show		12416+4105	LDS5757		150	150.3	114
Show		12543+4108	HJL1075		106	119.5	114
Show		12521+3755	SLW 786		207	16.7	115
Show		12548+4105	KPP1796		238	13.9	115
Show		12536+3758	STF1688	AB	344	14.1	121
Show		12536+3758	STF1688	AC	355	79.7	121
Show		12560+3819	TOK 562	BC	205	999.9	123
Show	Cor Caroli	12560+3819	STF1692	AB	230	19.3	123
Show		12400+4102	SMH 17		210	12.1	124
Show		12586+4013	RDN 2		33	63.4	126
Show		12560+3819	DAM2486	CD	293	0.9	130
Show		12584+4033	HDS1819		195	0.2	130
Show		12428+4154	BWL 34		32	12.3	147
Show		12581+3810	GRV 859		262	32.9	148
Show		12585+3817	STF1702	AB	83	35.9	148
Show		13004+3856	COU1131		243	3.4	150
Show		12381+3805	SKF2592		139	64.1	151
Show		12562+3740	LDS4298		-1	1.0	154
Show		12491+4213	ES 2643		45	45.1	155
Show		12367+4105	SKF2650		205	12.1	156
Show		12351+3858	SKF2591		247	89.6	156
Show		12388+4138	COU1908		77	2.6	159

WDS 12481+3940 : COMPONENTS

	A
B	pa=304.3° sep=0.79"

12481+3940 A

Componente originario normalizzato	AB		Coord arcsec 2000	124804.77+393941.4		Mag	12.44		PmRA	11.00
PmDE	-2.0		Tycho2	3021-01127-1

Tycho2

Tycho2	3021-01127-1	Pflag		RAmdeg	192.01969154	DEmdeg	39.66157852
PmRA	10.9	PmDE	-2.0	E RAmdeg	55	E DEmdeg	62
E pmRA	1.9	E pmDE	1.8	EpRAm	1982.48	EpDEm	1977.62
Num	3	Q RAmdeg	0.9	Q DEmdeg	0.9	Q pmRA	0.9
Q pmDE	0.9	BTmag	13.013	E BTmag	0.197	VTmag	11.893
E VTmag	0.117	Prox	999	TYC		HIP
CCDM		RAdeg	192.01965917	DEdeg	39.66158333	EpRA 1990	1.71
EpDE 1990	1.34	E RAdeg	58.0	E DEdeg	66.5	Posflg
Corr	0.0

12481+3940 B

Componente originario normalizzato	AB		Coord arcsec 2000	124804.71+393941.8		Mag	12.52		PmRA	11.00
PmDE	-2.0		Calc delta mag	0.08		Calc coord	yes