17322+8635 DRS 59 (Yildun)

17^h 32^m 12.90^s +86° 35' 10.8" P.A. 67.00 sep 4.5 mag 4.26,11.80 Sp A1Vn dist. 52.77 pc (172.14 l.y.)

Coord 2000	17322+8635	Discov num	DRS 59	Comp		Coord arcsec 2000	17 32 12.90 +86 35 10.8
Date first	2009	Date last	2009	Obs	1
Pa first	67	Pa last	67.3	P.A. Now (θ)	67.3°
Sep first	4.5	Sep last	4.5	Sep. Now (ρ)	4.5"
Mag pri	4.26	Mag sec	11.80	delta mag (ΔM)	7.54	Spectral class	A1Vn (white)
Pri motion ra	+011	Sec motion ra
Pri motion dec	+054	Sec motion dec
Notes	N K (See Notes, K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Common name	Yildun	Constellation	Ursa Minor	SAO	2937	HIP	85822
Tycho2	4655-01053-1	Gaia DR2	1724851173788449536	HD	166205	HR	6789
GC	24236	BD	BD+86 269	Bayer	Delta Ursae Minoris	Bayer name	Del UMi
Flamsteed	23 Ursae Minoris	Flamsteed name	23 UMi	FK5	913	Distance	52.77
Distance ly	172.14	Bayer greek	δ UMi

WDS 17322+8635 DRS 59 (Yildun) : NOTES

discov_num	notes	refcode
DRS 59	del UMi = 23 UMi = Yildun

REFERENCES

refcode	metd	author	reference
DRs2011	A j	De Rosa, R.J., Bulger, J., Patience, J., Leland, B., Macintosh, B., Schnieder, A.,	2011MNRAS.415..854D
DRs2011		Song, I., Marois, C. et al.
DRs2011		MNRAS 415, 854, 2011 (Note: position angle ambiguous for AEOS data)
DRs2012	A j	De Rosa, R.J., Patience, J., Vigan, A., Wilson, P.A., Schnieder, A.,	2012MNRAS.422.2765D
DRs2012		McConnell, N.J., Wiktorowicz, S.J., Marois, C., Song, I., Macintosh, B.,
DRs2012		Graham, J.R., Bessell, M.S., Doyon, R., & Lai, O.
DRs2012		MNRAS 422, 2765, 2012
DRs2012		(includes re-reduction of some data originally published in DRs2011)	2011MNRAS.415..854D
DRs2014a	A j	De Rosa, R.J., Patience, J., Wilson, P. A., Schneider, A., Wiktorowicz, S. J.,	2014MNRAS.437.1216D
DRs2014a	+E2	Vigan, A., Marois, C., Song, I., Macintosh, B., Graham, J. R., et al.
DRs2014a		MNRAS 437, 1216, 2014
DRs2014a		(Note: Paper includes data from multiple telescopes/filters. Telescope/filter for
DRs2014a		given date estimated when possible from other papers by authors; otherwise
DRs2014a		approximate filter information and mean telescope aperture of 5m listed.)
DRs2014b	A j	De Rosa, R.J., Patience, J., Ward-Duong, K., Vigan, A., Marois, C., Song, I.,	2014MNRAS.445.3694D
DRs2014b		Macintosh, B., Graham, J.R., Doyon, R., Bessell, M.S., et al.
DRs2014b		MNRAS 445, 3694, 2014
DRs2019	A j	De Rosa, R.J., Nielsen, E.L., Rameau, J., Duchene, G., Greenbaum, A.Z., Wang, J.J.,	2019AJ....158..226D
DRs2019		Ammons, S.M., Bailey, V.P., Barman, T., Bulger, J., Chilcote, J., Cotten, T.,
DRs2019		Doyon, R., Esposito, T.M., Fitzgerald, M.P., Follette, K.B., Gerard, B.L.,
DRs2019		Goodsell, S.J., Graham, J.R., Hibon, P., Horn, J., Hung, L.-W., Ingraham, P.,
DRs2019		Kalas, P., Konopacky, Q., Larkin, J.E., Macintosh, B., Maire, J., Marchis, F.,
DRs2019		Marley, M.S., Marois, C., Metchev, S., Millar-Blanchaer, M.A., Oppenheimer, R.,
DRs2019		Palmer, D., Patience, J., Perrin, M., Poyneer, L., Pueyo, L., Rajan, A., Rantakyro,
DRs2019		F.T., Ren, B., Ruffio, J.-B., Savransky, D., Schneider, A.C., Sivaramakrishnan, A.,
DRs2019		Song, I., Soummer, R., Tallis, M., Thomas, S., Wallace, J.K., Ward-Duong, K.,
DRs2019		Wiktorowicz, S. & Wolff, S.
DRs2019		AJ 158, 226, 2019
DRs2019		MNRAS 445, 3694, 2014

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
17322+8635	DRS 59		2009	1	67	4.5	4.26	11.80	A1Vn	K	173212.90+863510.8

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

WDS 17322+8635 DRS 59 (Yildun) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 17322+8635 DRS 59 (Yildun) : MEASURES

No records found.

WDS 17322+8635 (Yildun) : VIRTUAL EYEPIECE

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

WDS 17322+8635 (Yildun) : ALADIN DSS IMAGE @ 17^h 32^m 12.90^s +86° 35' 10.8"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 17322+8635 DRS 59 (Yildun) : NEIGHBORHOODS

Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.

Show	name	coord_2000	discov#	comp	pa	sep	dist(')
Show	Yildun	17322+8635	DRS 59		67	4.5
Show		17237+8707	KPP4037		208	1.8	33
Show		17432+8526	LUH 12		358	29.7	70
Show		17208+8512	LDS1869		309	77.8	85
Show		17199+8503	LDS1867		3	14.4	95
Show		17427+8502	TDT 475		221	0.6	95
Show		17364+8453	MLR 208		287	0.4	103
Show		17253+8445	A 857		46	2.1	111
Show		17200+8428	MFL 220		42	7.6	129
Show		17169+8902	HJ 2985		236	52.4	148
Show		17389+8403	STF2299		125	33.8	153
Show		17492+8352	MFL 214		257	15.0	164
Show		17478+8326	TOI1147		346	0.4	191
Show		17349+8313	SKF 521		183	7.0	203
Show		17122+8306	MFL 242		286	17.9	211
Show		17162+8256	MLR 203		240	0.4	220
Show		17283+8238	MFL 239		18	9.7	238
Show		17225+8236	MFL 205		239	4.8	240
Show		17162+8235	MFL 258		70	10.9	241
Show		17398+8209	SKF1315		233	15.7	267

WDS 17322+8635 : COMPONENTS

	A
B	pa=8.1° sep=1.75"

17322+8635 A

Componente originario normalizzato	AB	Common name	Yildun	Coord arcsec 2000	173212.90+863510.8	Mag	4.26
Spectral class	A1Vn (white)	PmRA	11.00	PmDE	54.0	SAO	2937
HIP	85822	Tycho2	4655-01053-1	HD	166205	HR	6789
GC	24236	BD	BD+86 269	Bayer	Delta Ursae Minoris	Bayer name	Del UMi
Flamsteed	23 Ursae Minoris	Flamsteed name	23 UMi	FK5	913

Tycho2

Tycho2	4655-01053-1	Pflag		RAmdeg	263.05411524	DEmdeg	86.58646256
PmRA	9.5	PmDE	54.6	E RAmdeg	3	E DEmdeg	3
E pmRA	0.2	E pmDE	0.2	EpRAm	1988.89	EpDEm	1989.42
Num	18	Q RAmdeg	1.0	Q DEmdeg	1.0	Q pmRA	1.5
Q pmDE	1.5	BTmag	4.380	E BTmag	0.014	VTmag	4.340
E VTmag	0.009	Prox	999	TYC	T	HIP	85822
CCDM		RAdeg	263.05374500	DEdeg	86.58633667	EpRA 1990	1.68
EpDE 1990	1.69	E RAdeg	3.3	E DEdeg	3.2	Posflg
Corr	0.0

SAO

SAO	2937	DelFlag		RA1950		PmRA1950	0.0107
DE1950		PmDE1950	0.054	Vmag	4.4	SpType	A0
Double code		Source	74	CatNum	913	DM	BD+86 269
DMcomp		BDsup		HD	166205	M HD	0
GC	24236	RA1950rad	4.66136268	DE1950rad	1.51162374	PmRA2000	0.0108
PmDE2000	0.057

Hipparcos

Catalog	H	HIP	85822	Proxy		RAhms	17 32 12.90
DEdms	+86 35 10.8	Vmag	4.35	VarFlag		R Vmag	H
RAdeg	263.054	DEdeg	86.5863	AstroRef		Plx	17.85
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual	S	M HIP
Theta		Rho		HD	166205	BD	BD+86 269
CD		CP		Dm number	+86 269	VIred	0.04
SpType	A1Vn	R SpType		Coord arcsec 2000	173212.90+863510.8

Hipparcos 2

HIP	85822	Sn	5	So	0	Nc	1
RArad	4.5911538344	DErad	1.5112165367	Plx	18.95	PmRA	10.17
PmDE	53.97	E RArad	0.12	E DErad	0.14	E Plx	0.14
E pmRA	0.12	E pmDE	0.15	Hpmag	4.3641	E Hpmag	0.0005
SHp	0.004	VA	0	BV	0.021	E BV	0.002
VI	0.04

17322+8635 B

Componente originario normalizzato	AB		Coord arcsec 2000	173213.18+863512.5		Mag	11.8		Calc delta mag	7.54
Calc coord	yes