10180+0721 SKF 34 AB

10^h 18^m 01.63^s +07° 21' 23.6" P.A. 110.00 sep 2.3 mag 16.50,15.90 Sp DA5+M

Coord 2000	10180+0721	Discov num	SKF 34	Comp	AB	Coord arcsec 2000	10 18 01.63 +07 21 23.6
Date first	2002	Date last	2015	Obs	2
Pa first	121	Pa last	110	P.A. Now (θ)	110°
Sep first	2.1	Sep last	2.256	Sep. Now (ρ)	2.256"
Mag pri	16.50	Mag sec	15.90	delta mag (ΔM)	0.6	Spectral class	DA5+M (white dwarf/red)
Pri motion ra	+001	Sec motion ra
Pri motion dec	-025	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

10180+0721 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			10 18 02 +07 21 24	SKF 34 AB	2015	2	110	2.3	16.50	15.90	0.60		<===
Show			10 18 02 +07 21 24	FAR 11 AC	2015	8	50	38.1	16.50	17.30	0.80

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation

Leo

Gaia DR2

3875365174617747456

WDS 10180+0721 SKF 34 AB : NOTES

discov_num	notes	refcode
FAR 11	AC: Primary is white dwarf WD 1015+076.	Far2005b

REFERENCES

refcode	metd	author	reference
Far2005b	C+ -	Farihi, J., Becklin, E.E., & Zuckerman, B.	2005ApJS..161..394F
Far2005b	+E2	ApJS 161, 394, 2005

DISCOVERER

idgroup	discov	author
1	SKF	Skiff, B.A.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
10180+0721	SKF 34	AB	2000	1	120	2.0	15.40	15.90	DA5	N	101801.63+072123.6
10180+0721	SKF 34	AB	2002	1	121	2.1	16.60	17.10	DA5+M	N	101801.63+072123.6
10180+0721	SKF 34	AB	2015	2	110	2.3	16.50	15.90	DA5+M	N	101801.63+072123.6

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

WDS 10180+0721 SKF 34 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 10180+0721 SKF 34 AB : MEASURES

No records found.

WDS 10180+0721 : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 10180+0721 : ALADIN DSS IMAGE @ 10^h 18^m 01.63^s +07° 21' 23.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 10180+0721 SKF 34 AB : 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		10180+0721	SKF 34	AB	110	2.3
Show		10180+0721	FAR 11	AC	50	38.1
Show		10182+0731	YSC 92		28	0.2	11
Show		10173+0721	DAM2241		55	5.1	11
Show		10191+0714	GMZ 203	AB	219	165.3	18
Show		10191+0714	GMZ 203	AC	276	230.2	18
Show		10192+0711	HJ 2527	AB	251	20.9	21
Show		10192+0711	GMZ 204	AC	345	9.5	21
Show		10195+0734	CVR1281		209	3.2	25
Show		10208+0715	LDS2853	AB	312	24.6	43
Show		10208+0715	LDS2853	AC	355	26.3	43
Show		10157+0656	GWP1329		354	51.6	44
Show		10182+0805	A 2765		35	0.4	44
Show		10203+0749	GWP1347		330	71.2	44
Show		10178+0806	DAM2257		188	6.3	45
Show		10179+0807	DAM2260		102	1.2	46
Show		10212+0741	CVR1285		59	3.5	52
Show		10169+0815	OCC 7		-1	0.1	56
Show		10218+0705	GRV 817		123	43.7	60
Show		10205+0813	STE 7		124	20.7	63
Show		10151+0806	LDS3970		208	27.7	64
Show		10225+0733	LDS2854		348	54.6	67
Show		10225+0726	OCC9060		90	4.1	67
Show		10205+0626	STF1426	AB	315	0.9	68
Show		10205+0626	STF1426	AB,C	9	7.9	68
Show		10205+0626	STF1426	AB,D	41	39.1	68
Show		10224+0657	LDS2855		18	22.7	70
Show		10218+0805	SLW 465		164	143.1	71
Show		10218+0637	OCC 569		-1	0.0	72
Show		10221+0635	GWP1353		208	46.4	77
Show		10132+0653	HEI 757		225	1.3	78
Show		10183+0841	YSC 93		90	0.3	80
Show		10129+0659	DAM2139		351	3.4	81
Show		10161+0559	HO 45		145	10.0	88
Show		10187+0851	GWP1340		137	15.6	91
Show		10198+0554	OCC 509		-1	0.2	91
Show		10145+0607	SKF1633		268	2.2	92
Show		10242+0738	CVR 563		146	22.4	93
Show		10146+0844	DAM2171		232	7.2	97
Show		10144+0844	OCC9044	AB	-1	0.0	99
Show		10144+0844	OCC9044	AC	-1	0.0	99
Show		10223+0846	KPP1982		285	15.7	106
Show		10109+0742	A 2565		260	1.3	108
Show		10179+0524	GRV 816		192	63.2	117
Show		10240+0608	LDS2857		224	24.2	118
Show		10235+0850	KPP2434		291	21.3	121
Show		10142+0534	SLW 449		108	70.3	122
Show		10203+0919	KPP3227		18	2.5	123
Show		10127+0544	DAM2136		249	1.7	127
Show		10261+0802	A 2569		305	2.0	127
Show		10232+0542	TOK 200	Aa,Ab	336	1.0	127

WDS 10180+0721 : COMPONENTS

	A	B
B	pa=110.2° sep=2.24"
C	pa=49.6° sep=37.95"	pa=46.5° sep=36.90"

10180+0721 A

Coord arcsec 2000	101801.63+072123.6		Mag	16.5		Spectral class	DA5 (white dwarf)		PmRA	1.00
PmDE	-25.0

10180+0721 B

Coord arcsec 2000	101801.77+072122.8		Mag	15.9		Spectral class	M (red)		Calc delta mag	0.6
Calc coord	yes

10180+0721 C

Coord arcsec 2000	101803.57+072148.2		Mag	17.3		PmRA	-19.00		PmDE	-16.0
Calc delta mag	0.8		Calc coord	yes