21541-0117 FAR 50

21^h 54^m 06.44^s -01° 17' 10.2" P.A. 211.00 sep 0.9 mag 14.30,15.07 Sp DA

Coord 2000	21541-0117	Discov num	FAR 50	Comp		Coord arcsec 2000	21 54 06.44 -01 17 10.2
Date first	2004	Date last	2012	Obs	2
Pa first	194	Pa last	211	P.A. Now (θ)	211°
Sep first	1.1	Sep last	0.92	Sep. Now (ρ)	0.92"
Mag pri	14.30	Mag sec	15.07	delta mag (ΔM)	0.77	Spectral class	DA (white dwarf)
Pri motion ra	+009	Sec motion ra
Pri motion dec	-285	Sec motion dec
Notes	N R (See Notes, Red magnitudes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Aquarius

Gaia DR2

2679976510857026048

WDS 21541-0117 FAR 50 : NOTES

discov_num	notes	refcode
FAR 50	GJ 4236 = NLTT 52377. Primary is white dwarf WD 2151-015.	Far2006

REFERENCES

refcode	metd	author	reference
Far2006	Ha -	Farihi, J., Hoard, D., & Wachter, S.	2006ApJ...646..480F
Far2006		ApJ 646, 480, 2006

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
21541-0117	FAR 50		2004	1	194	1.1	14.30	15.07	DA	N DR	215406.44-011710.2
21541-0117	FAR 50		2005	1	194	1.1	14.30	15.07	DA	N DR	215406.44-011710.2
21541-0117	FAR 50		2012	2	211	0.9	14.30	15.07	DA	N R	215406.44-011710.2

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WDS 21541-0117 FAR 50 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 21541-0117 FAR 50 : MEASURES

No records found.

WDS 21541-0117 : VIRTUAL EYEPIECE

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WDS 21541-0117 : ALADIN DSS IMAGE @ 21^h 54^m 06.44^s -01° 17' 10.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 21541-0117 FAR 50 : 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		21541-0117	FAR 50		211	0.9
Show		21529-0135	BU 840		39	3.0	26
Show		21513-0100	LDS 760		36	24.6	45
Show		21519-0209	A 182		245	1.3	62
Show		21565-0208	CVR 925		78	8.1	63
Show		21583-0150	HJ 3074		297	2.2	72
Show		21486-0124	GWP3094		84	30.9	83
Show		21509-0224	BAL 267		210	11.5	84
Show		21496-0208	BAL 266		139	3.4	86
Show		21531+0009	SLW1255		61	87.0	88
Show		21536+0010	LDS4920	AB	1	15.8	88
Show		21536+0010	WIS 356	AC	172	983.4	88
Show		21515-0238	KPP4251		255	1.4	91
Show		21477-0143	BAR 15		152	0.3	100
Show		21568+0017	LAW 29	Ba,Bb	149	0.1	103
Show		21568+0017	LAW 29	Aa,Ab	126	0.1	103
Show		21568+0017	LAW 29	AB	249	19.6	103
Show		21546-0300	HDS3116		123	0.4	103
Show		21466-0127	J 615		349	5.3	113
Show		21524-0310	SCA 104		116	63.3	117
Show		21498+0023	UC 4576		339	13.2	119
Show		21486-0008	BAL 932		75	6.9	119
Show		22020-0104	SKF 929		247	81.7	120
Show		21546-0318	STF2838	AB	183	16.0	122
Show		21546-0318	TOK 349	AC	102	143.9	122
Show		21496-0026	BAL 933		154	9.5	124
Show		21553-0046	CBL 536		1	35.4	125
Show		22013-0221	CVR 256		299	12.7	126
Show		21577-0038	A 891		78	0.7	127
Show		22022-0203	BAL 268		265	7.9	129
Show		21493-0032	SLW1253		314	177.4	132
Show		21598-0300	A 305		229	2.9	134
Show		21472-0246	A 181		112	1.3	137
Show		22032-0113	LDS4938	AB	173	5.7	137
Show		22032-0113	OSO 166	AC	221	15.9	137
Show		21467+0007	CHE 323		316	28.5	139
Show		21518-0333	RST4699		260	0.7	141
Show		21448-0129	CVR 917		176	16.5	141
Show		21576-0327	LDS4926	AB	128	37.1	142
Show		21576-0327	ZIE 15	Aa,Ab	168	0.3	142
Show		21467-0010	BNG 2		251	31.6	142
Show		21581-0329	STF2847		126	0.7	146
Show		21459+0015	CHE 320		274	13.1	153
Show		21453+0007	CHE 318		121	26.3	156
Show		21450-0232	UC 4548		351	42.6	156
Show		21583+0106	BAL1237		116	10.7	157
Show		21531-0355	J 2359		160	5.3	159
Show		21533-0356	J 2360		151	5.9	160
Show		21483-0058	BAL 626		110	30.6	161
Show		21510-0352	SCA 102		338	50.5	162
Show		21498+0110	GRV1234		176	13.2	162

WDS 21541-0117 : COMPONENTS

	A
B	pa=211.0° sep=0.92"

21541-0117 A

Componente originario normalizzato	AB		Coord arcsec 2000	215406.44-011710.2		Mag	14.3		Spectral class	DA (white dwarf)
PmRA	9.00		PmDE	-285.0

21541-0117 B

Componente originario normalizzato	AB		Coord arcsec 2000	215406.41-011711.0		Mag	15.07		Calc delta mag	0.77
Calc coord	yes