18561-4230 LDS 658

18^h 56^m 07.99^s -42° 30' 16.2" P.A. 258.00 sep 76.1 mag 10.10,13.45

Coord 2000	18561-4230	Discov num	LDS 658	Comp		Coord arcsec 2000	18 56 07.99 -42 30 16.2
Date first	1920	Date last	2015	Obs	5
Pa first	225	Pa last	258.1	P.A. Now (θ)	258.1°
Sep first	84.0	Sep last	76.117	Sep. Now (ρ)	76.117"
Mag pri	10.10	Mag sec	13.45	delta mag (ΔM)	3.35	Spectral class
Pri motion ra	-046	Sec motion ra	-063
Pri motion dec	-037	Sec motion dec	-055
Notes

rPM=0.296 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Corona Austrina

Tycho2

7924-00292-1

Gaia DR2

6715351692820420224

WDS 18561-4230 LDS 658 : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
LDS		Luyten p.m. catalog (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
18561-4230	LDS 658		1920	1	225	84.0	10.10	14.00			185607.99-423016.2
18561-4230	LDS 658		1998	3	258	76.0	10.10	13.45			185607.99-423016.2
18561-4230	LDS 658		2010	4	258	76.0	10.10	13.45			185607.99-423016.2
18561-4230	LDS 658		2015	5	258	76.1	10.10	13.45			185607.99-423016.2

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

WDS 18561-4230 LDS 658 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18561-4230 LDS 658 : MEASURES

No records found.

WDS 18561-4230 : VIRTUAL EYEPIECE

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WDS 18561-4230 : ALADIN DSS IMAGE @ 18^h 56^m 07.99^s -42° 30' 16.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18561-4230 LDS 658 : 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		18561-4230	LDS 658		258	76.1
Show		18565-4246	KPP 428		348	3.5	17
Show		18543-4252	DON 931		246	0.5	29
Show		18541-4310	BRT1081		246	3.8	46
Show		18530-4143	UC 3710		97	52.0	59
Show		19012-4250	UC 3761		94	46.6	59
Show		18554-4131	BRT1082		273	2.8	60
Show		18599-4316	TDT1175		72	0.6	62
Show		18522-4143	HDO 291	A,BC	341	36.6	65
Show		18522-4143	I 1385	BC	292	0.6	66
Show		18508-4301	UC 3694		319	27.5	67
Show		18506-4304	BRT1080		308	5.5	70
Show		19024-4219	UC 3770		141	16.6	71
Show		18599-4131	UC 3750		220	45.9	74
Show		19027-4216	POL 7		187	2.5	74
Show		18547-4343	RSS 494		350	23.0	75
Show		19029-4245	LDS 663		76	5.7	76
Show		19021-4151	DON 939		89	1.3	78
Show		18572-4114	UC 3736		46	53.2	78
Show		19012-4327	TDT1183		233	0.6	80
Show		19034-4238	SEE 365		256	4.3	81
Show		18588-4115	TOI1061		174	0.4	82
Show		19032-4255	TDT1201		91	0.5	82
Show		18516-4337	UC 3698		114	50.9	84
Show		18508-4335	DON 926		274	0.9	88
Show		18482-4216	CPO9001		216	2.6	89
Show		18524-4111	UC 3704		144	64.9	90
Show		19035-4310	UC 3780	AB	71	16.6	91
Show		19035-4310	KPP4394	BC	338	4.0	91
Show		18565-4401	DON 935		26	1.3	92
Show		18548-4054	CPO 601		246	6.1	97
Show		18550-4050	RST2081		280	2.0	102
Show		19043-4145	UC 3785		91	26.9	103
Show		18494-4120	TDT1073		3	0.5	103
Show		19054-4239	CPO 608	AB	250	5.3	104
Show		18510-4104	HJ 5066		85	10.1	104
Show		19054-4300	UC 3794		146	38.9	106
Show		18481-4330	KPP4341	BC	302	7.1	107
Show		18481-4330	KPP4341	AB	144	2.1	107
Show		18481-4330	KPP4341	AC	297	6.0	107
Show		18489-4120	RST2075		96	9.5	108
Show		18599-4054	LDS 661		47	10.9	109
Show		18472-4315	BRT1078		302	3.2	109
Show		18583-4417	CPO 604		305	4.7	110
Show		18564-4040	WG 238		129	6.7	110
Show		19057-4204	CPO9002		300	6.7	110
Show		18555-4420	UC 3726		79	19.9	111
Show		19041-4126	RSS 508		160	8.4	111
Show		18583-4418	B 2872		301	3.8	112
Show		18463-4206	DON 922		316	8.4	112
Show		18468-4318	BRT1077		331	4.1	113

WDS 18561-4230 : COMPONENTS

	A
B	pa=254.0° sep=57.11"

18561-4230 A

Componente originario normalizzato	AB		Coord arcsec 2000	185607.99-423016.2		Mag	10.1		PmRA	-46.00
PmDE	-37.0		Tycho2	7924-00292-1

Tycho2

Tycho2	7924-00292-1	Pflag		RAmdeg	284.03331636	DEmdeg	-42.50450047
PmRA	-46.3	PmDE	-37.8	E RAmdeg	20	E DEmdeg	25
E pmRA	1.3	E pmDE	1.4	EpRAm	1985.11	EpDEm	1980.90
Num	4	Q RAmdeg	1.1	Q DEmdeg	0.5	Q pmRA	1.2
Q pmDE	0.5	BTmag	11.133	E BTmag	0.055	VTmag	10.102
E VTmag	0.034	Prox	739	TYC	T	HIP
CCDM		RAdeg	284.03346056	DEdeg	-42.50441500	EpRA 1990	1.88
EpDE 1990	1.73	E RAdeg	22.3	E DEdeg	30.3	Posflg
Corr	0.0

18561-4230 B

Componente originario normalizzato	AB		Coord arcsec 2000	185603.02-423031.9		Mag	13.45		PmRA	-63.00
PmDE	-55.0		Calc delta mag	3.35		Calc coord	yes