18545+4823 WOL 4

18^h 54^m 30.81^s +48° 23' 27.7" P.A. 98.00 sep 4.0 mag 13.81,16.20 Sp K7+K/M

Coord 2000	18545+4823	Discov num	WOL 4	Comp		Coord arcsec 2000	18 54 30.81 +48 23 27.7
Date first	1998	Date last	2016	Obs	10
Pa first	99	Pa last	98.4	P.A. Now (θ)	98.4°
Sep first	4.1	Sep last	4.05	Sep. Now (ρ)	4.05"
Mag pri	13.81	Mag sec	16.20	delta mag (ΔM)	2.39	Spectral class	K7+K/M (yellow-orange/yellow-orange)
Pri motion ra	-019	Sec motion ra	-021
Pri motion dec	-046	Sec motion dec	-045
Notes	N T (See Notes, Parallax indicates physical)

rPM=0.045 (< 0.3, Physical double)

This double is physical.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Draco

Gaia DR2

2131725447350716032

WDS 18545+4823 WOL 4 : NOTES

discov_num	notes	refcode
WOL 4	KOI1725.

REFERENCES

refcode	metd	author	reference
Wol2014	Cl j	Wollert, M., Brandner, W., Reffert, S., Schlieder, J.E., Mohler-Fischer, M.,	2014A&A...564A..10W
Wol2014	+A	Kohler, R., & Henning, T.
Wol2014	+orb	A&A 564, A10, 2014
Wol2015	Cl j	Wollert, M., Brandner, W., Bergfors, C., & Henning, Th.	2015A&A...575A..23W
Wol2015		A&A 575, A23, 2015
Wol2015b	Cl j	Wollert, M. & Brandner, W.	2015A&A...579A.129W
Wol2015b		A&A 579, A129, 2015

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18545+4823	WOL 4		2013	1	99	4.1	13.81	16.20	K7+K/M		185430.81+482327.7
18545+4823	WOL 4		2014	4	99	4.1	13.81	16.20	K7+K/M		185430.81+482327.7
18545+4823	WOL 4		2015	8	98	4.1	13.81	16.20	K7+K/M	N	185430.81+482327.7
18545+4823	WOL 4		2016	10	98	4.0	13.81	16.20	K7+K/M	N	185430.81+482327.7

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

WDS 18545+4823 WOL 4 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18545+4823 WOL 4 : MEASURES

No records found.

WDS 18545+4823 : VIRTUAL EYEPIECE

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WDS 18545+4823 : ALADIN DSS IMAGE @ 18^h 54^m 30.81^s +48° 23' 27.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18545+4823 WOL 4 : 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		18545+4823	WOL 4		98	4.0
Show		18550+4822	KOI2754	AB	260	0.8	5
Show		18550+4822	KOI2754	AC	313	2.4	5
Show		18533+4824	KOI3564		282	4.9	13
Show		18534+4833	KOI 344	AB	178	4.1	15
Show		18534+4833	KOI 344	AC	210	3.6	15
Show		18528+4820	DEA 369		122	17.2	17
Show		18541+4806	KOI1311		176	0.4	19
Show		18532+4811	RAO 173	AB	350	1.9	19
Show		18524+4822	DEA 402		118	20.3	21
Show		18532+4841	JKA 12		113	24.0	22
Show		18525+4808	KOI1989		40	0.8	26
Show		18548+4852	BU 1255	AB	12	0.7	29
Show		18548+4852	BU 1255	AC	272	27.5	29
Show		18565+4846	DEA 341		163	14.8	31
Show		18548+4752	KOI 747		177	3.9	32
Show		18512+4835	DEA 278		339	11.5	35
Show		18551+4748	KOI 748	AB	75	3.0	36
Show		18551+4748	KOI 748	AC	54	3.6	36
Show		18580+4832	BVD 264		163	24.0	37
Show		18556+4747	KOI 336		261	3.4	38
Show		18517+4758	KOI4366	AB	303	2.4	39
Show		18553+4743	JKA 15		155	27.6	42
Show		18526+4901	A 1384		61	0.7	43
Show		18517+4859	JKA 10	AB	154	260.1	46
Show		18517+4859	KPP3428	AC	192	13.5	46
Show		18591+4821	DEA 449		143	30.1	47
Show		18549+4737	RAO 401		309	3.7	47
Show		18549+4734	DEA 460		287	36.6	49
Show		18570+4741	KOI 532		232	1.0	50
Show		18582+4858	KOI 258	AB	73	1.0	50
Show		18582+4858	KOI 258	AC	75	1.4	50
Show		18582+4858	KOI 258	Aa,Ab	79	0.4	50
Show		18582+4858	GII 275	Aa1,2	130	0.1	50
Show		18583+4857	GII 46		84	0.4	51
Show		18559+4914	KOI1436		243	5.8	53
Show		18576+4738	DEA 327		114	13.8	55
Show		18518+4734	KOI 289	AB	233	0.0	57
Show		18518+4734	KOI 289	AC	52	3.3	57
Show		18518+4734	KOI 289	AD	88	5.9	57
Show		18489+4816	KOI1287		339	2.6	57
Show		18545+4920	DEA 165		240	8.3	58
Show		18511+4736	TDT1085		104	2.7	60
Show		19003+4835	DEA 191		78	8.9	60
Show		18561+4725	DEA 265		333	10.9	61
Show		18567+4922	KOI 768		86	3.6	63
Show		18486+4844	DEA 284		128	11.6	63
Show		19011+4834	KOI1800		43	3.9	67
Show		19009+4848	KOI2497		211	3.1	69
Show		19013+4844	KOI1482		33	5.1	70
Show		18514+4721	JKA 8		186	12.7	71

WDS 18545+4823 : COMPONENTS

	A
B	pa=102.5° sep=2.73"

18545+4823 A

Componente originario normalizzato	AB		Coord arcsec 2000	185430.81+482327.7		Mag	13.81		Spectral class	K7 (yellow-orange)
PmRA	-19.00		PmDE	-46.0

18545+4823 B

Componente originario normalizzato	AB		Coord arcsec 2000	185431.08+482327.1		Mag	16.2		Spectral class	K/M (yellow-orange)
PmRA	-21.00		PmDE	-45.0		Calc delta mag	2.39		Calc coord	yes