15409+5253 FAR 17

15^h 40^m 54.43^s +52° 52' 43.2" P.A. 69.00 sep 2.9 mag 16.52,16.25 Sp DA2

Coord 2000	15409+5253	Discov num	FAR 17	Comp		Coord arcsec 2000	15 40 54.43 +52 52 43.2
Date first	1997	Date last	2015	Obs	3
Pa first	68	Pa last	69	P.A. Now (θ)	69°
Sep first	2.7	Sep last	2.855	Sep. Now (ρ)	2.855"
Mag pri	16.52	Mag sec	16.25	delta mag (ΔM)	0.27	Spectral class	DA2 (white dwarf)
Pri motion ra	+000	Sec motion ra
Pri motion dec	+000	Sec motion dec
Notes	N (See Notes)

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Constellation

Draco

Gaia DR2

1596867607998367360

WDS 15409+5253 FAR 17 : NOTES

discov_num	notes	refcode
FAR 17	SKF 47. Secondary is white dwarf PG 1539+530.	Far2005b

REFERENCES

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

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
15409+5253	FAR 17		2000	2	70	3.0	16.52	16.25	DA2	N D	154054.17+525242.3
15409+5253	FAR 17		2015	3	69	2.9	16.52	16.25	DA2	N	154054.43+525243.2

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WDS 15409+5253 FAR 17 : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 15409+5253 FAR 17 : MEASURES

No records found.

WDS 15409+5253 : VIRTUAL EYEPIECE

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WDS 15409+5253 : ALADIN DSS IMAGE @ 15^h 40^m 54.43^s +52° 52' 43.2"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 15409+5253 FAR 17 : 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		15409+5253	FAR 17		69	2.9
Show		15384+5234	ES 964		219	5.4	30
Show		15380+5232	TDS9568		246	0.5	34
Show		15355+5252	LDS1423		164	34.9	49
Show		15442+5213	TDS9608		89	1.0	51
Show		15416+5351	MMA 35		8	31.1	59
Show		15448+5344	STI2328		322	17.4	63
Show		15456+5342	FOX 191		127	6.0	65
Show		15387+5151	LDS4577		292	25.9	66
Show		15474+5325	CVR 170		192	11.1	67
Show		15470+5337	ES 742		83	3.4	71
Show		15392+5403	NSN 57		8	4.8	72
Show		15470+5159	HU 152		242	3.8	78
Show		15490+5344	FOX 192		218	8.9	89
Show		15389+5420	CVR1639		80	5.1	90
Show		15511+5254	STF1984	AB	279	6.4	93
Show		15511+5254	STF1984	AC	97	173.5	93
Show		15306+5242	KPP 347		186	4.5	94
Show		15375+5431	YSC 57		43	0.9	103
Show		15520+5234	AG 199		253	9.6	103
Show		15400+5109	LDS4580		123	89.9	106
Show		15507+5155	CVR 803		211	28.2	107
Show		15510+5341	GRV1119		230	16.6	108
Show		15359+5111	GIC 132		25	7.3	112
Show		15360+5438	CHR 47	Aa,Ab	196	0.5	114
Show		15360+5438	DRS 16	AB	350	9.6	114
Show		15540+5301	TDS 791		289	0.4	120
Show		15523+5402	CVR 804		303	28.3	124
Show		15544+5337	TDS 792		14	0.8	129
Show		15554+5303	ES 965		328	4.9	131
Show		15465+5048	COU2388		219	0.2	135
Show		15264+5221	SLW1092		19	71.3	136
Show		15490+5447	GRV1118		334	24.4	139
Show		15457+5040	HU 657		177	0.5	140
Show		15337+5500	CVR1634		350	3.2	143
Show		15535+5127	HU 658		340	2.3	145
Show		15389+5027	TDS9574		176	0.8	147
Show		15515+5059	UC 3071		316	33.7	150
Show		15572+5221	UC 3092		62	25.1	153
Show		15271+5127	TDS9521		135	3.3	154
Show		15382+5020	COU2110	Aa,Ab	211	0.5	155
Show		15382+5020	UC 3034	AB	91	77.6	155
Show		15439+5018	TDS9605		39	0.8	158
Show		15428+5530	STI2327		236	8.5	159
Show		15476+5523	BU 946		129	2.3	162
Show		15588+5252	SLW1153		107	97.8	162
Show		15368+5531	STI2324		312	10.6	163
Show		15500+5515	SLW1140		342	22.2	163
Show		15409+5009	ES 626		276	8.2	164
Show		15361+5531	A 1124		145	1.4	165
Show		15592+5251	CVR1656		351	3.9	166

WDS 15409+5253 : COMPONENTS

	A
B	pa=57.5° sep=1.91"

15409+5253 A

Componente originario normalizzato	AB		Coord arcsec 2000	154054.43+525243.2		Mag	16.52		Spectral class	DA2 (white dwarf)
PmRA	0.00		PmDE	0.0

15409+5253 B

Componente originario normalizzato	AB		Coord arcsec 2000	154054.61+525244.2		Mag	16.25		Calc delta mag	0.27
Calc coord	yes