18238+5318 YSC 66 (HD 169885)

18^h 23^m 47.97^s +53° 18' 03.0" P.A. 43.00 sep 0.9 mag 6.36, Sp A3m dist. 101.11 pc (329.82 l.y.)

Coord 2000	18238+5318	Discov num	YSC 66	Comp		Coord arcsec 2000	18 23 47.97 +53 18 03.0
Date first	2007	Date last	2016	Obs	4
Pa first	46	Pa last	42.7	P.A. Now (θ)	42.7°
Sep first	0.9	Sep last	0.914	Sep. Now (ρ)	0.914"
Mag pri	6.36	Mag sec		delta mag (ΔM)		Spectral class	A3m (white)
Pri motion ra	+024	Sec motion ra
Pri motion dec	-011	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 169885	Constellation	Draco	SAO	30943	HIP	90146
Tycho2	3904-00760-1	Gaia DR2	2148480290868511360	HD	169885	HR	6911
GC	25145	BD	BD+53 2079	Distance	101.11	Distance ly	329.82

WDS 18238+5318 YSC 66 (HD 169885) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
YSC		Yale-Southern Connecticut (from additional DD list - see HOR)	...................

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18238+5318	YSC 66		2007	1	46	0.9	6.36		A3m		182347.97+531803.0
18238+5318	YSC 66		2016	2	43	0.9	6.36		A3m		182347.97+531803.0

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WDS 18238+5318 YSC 66 (HD 169885) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18238+5318 YSC 66 (HD 169885) : MEASURES

No records found.

WDS 18238+5318 (HD 169885) : VIRTUAL EYEPIECE

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WDS 18238+5318 (HD 169885) : ALADIN DSS IMAGE @ 18^h 23^m 47.97^s +53° 18' 03.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18238+5318 YSC 66 (HD 169885) : 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		18238+5318	YSC 66		43	0.9
Show		18244+5331	BEM 33		46	8.0	15
Show		18221+5336	BEM 32		315	7.9	24
Show		18259+5338	FMR 140		84	16.2	28
Show		18207+5330	TDT 808		271	2.2	31
Show		18265+5404	UC 3583		144	43.0	53
Show		18182+5337	MLR 586		194	0.6	54
Show		18298+5314	TDT 911		196	0.7	54
Show		18176+5333	UC 3546		122	28.6	58
Show		18221+5222	ES 648		1	5.0	59
Show		18178+5342	UC 3547		305	9.4	59
Show		18169+5309	CBL 76	AB	8	44.8	63
Show		18232+5425	HDS2600		21	0.1	68
Show		18138+5341	ES 645		84	3.1	93
Show		18174+5433	STI2372		105	8.8	94
Show		18238+5139	ES 187	AB	206	2.5	100
Show		18238+5139	ES 187	AC	124	91.3	100
Show		18133+5242	A 1376		22	0.3	102
Show		18344+5240	BEM 34		26	10.5	104
Show		18152+5209	ES 646		197	10.8	105
Show		18134+5230	ES 644		26	9.3	106
Show		18339+5221	A 1377	AB	134	0.2	109
Show		18339+5221	STF2348	AB,C	271	25.7	109
Show		18339+5221	SLE 216	AB,D	338	93.7	109
Show		18339+5221	SLE 216	AB,E	232	109.1	109
Show		18132+5228	TDT 740		9	0.7	109
Show		18116+5329	VBS 27		27	21.9	111
Show		18207+5131	RAO 388		51	0.2	111
Show		18111+5330	AG 217		238	14.4	115
Show		18314+5144	SLE 194	AB	213	7.8	117
Show		18314+5144	SLE 194	AC	109	16.1	117
Show		18220+5122	UC 3560		292	66.1	118
Show		18323+5149	SLE 205		59	9.7	119
Show		18249+5517	CRB 204		103	12.1	120
Show		18319+5459	TDT 929		152	2.3	124
Show		18097+5329	BEM 31		306	11.8	127
Show		18127+5446	MLR 585		335	0.4	132
Show		18091+5314	FMR 139		149	22.2	132
Show		18091+5312	MLR 584		177	2.7	133
Show		18339+5144	ZUC 16		47	17.0	133
Show		18345+5147	HDS2634		351	0.1	134
Show		18383+5353	A 1378	AB	119	0.4	135
Show		18383+5353	A 1378	AB,C	273	14.1	135
Show		18387+5300	SLE 232		219	14.6	136
Show		18105+5217	KPP4089		336	2.6	136
Show		18162+5120	STF2305	AB	334	5.1	138
Show		18162+5120	STF2305	AC	197	94.5	138
Show		18126+5146	KPP4093		337	6.0	138
Show		18387+5243	A 1379		211	2.1	139
Show		18254+5539	LDS4786		73	6.0	142
Show		18319+5110	ES 784		65	7.1	148

WDS 18238+5318 : COMPONENTS

	A
B	pa=28.9° sep=0.77"

18238+5318 A

Componente originario normalizzato	AB	Name	HD 169885	Coord arcsec 2000	182347.97+531803.0	Mag	6.36
Spectral class	A3m (white)	PmRA	24.00	PmDE	-11.0	SAO	30943
HIP	90146	Tycho2	3904-00760-1	HD	169885	HR	6911
GC	25145	BD	BD+53 2079

Tycho2

Tycho2	3904-00760-1	Pflag		RAmdeg	275.94990786	DEmdeg	53.30083859
PmRA	23.9	PmDE	-10.4	E RAmdeg	4	E DEmdeg	4
E pmRA	1.1	E pmDE	1.3	EpRAm	1991.47	EpDEm	1991.43
Num	10	Q RAmdeg	0.8	Q DEmdeg	0.5	Q pmRA	0.8
Q pmDE	0.6	BTmag	6.554	E BTmag	0.014	VTmag	6.374
E VTmag	0.010	Prox	999	TYC	T	HIP	90146
CCDM		RAdeg	275.94981639	DEdeg	53.30086278	EpRA 1990	1.73
EpDE 1990	1.65	E RAdeg	3.7	E DEdeg	3.7	Posflg
Corr	0.0

SAO

SAO	30943	DelFlag		RA1950		PmRA1950	0.0002
DE1950		PmDE1950	-0.015	Vmag	6.2	SpType	A2
Double code		Source	70	CatNum	25145	DM	BD+53 2079
DMcomp		BDsup		HD	169885	M HD	0
GC	25145	RA1950rad	4.81151545	DE1950rad	0.92978407	PmRA2000	0.0009
PmDE2000	-0.014

Hipparcos

Catalog	H	HIP	90146	Proxy		RAhms	18 23 47.95
DEdms	+53 18 03.1	Vmag	6.35	VarFlag		R Vmag	H
RAdeg	275.95	DEdeg	53.3009	AstroRef		Plx	9.59
CCDM		N CCDM		Nsys		Ncomp	1
MultFlag		Source		Qual	S	M HIP
Theta		Rho		HD	169885	BD	BD+53 2079
CD		CP		Dm number	+53 2079	VIred	0.15
SpType	A3m	R SpType		Coord arcsec 2000	182347.95+531803.1

Hipparcos 2

HIP	90146	Sn	5	So	0	Nc	1
RArad	4.8162327948	DErad	0.9302755591	Plx	9.89	PmRA	23.68
PmDE	-9.55	E RArad	0.29	E DErad	0.3	E Plx	0.31
E pmRA	0.33	E pmDE	0.42	Hpmag	6.4032	E Hpmag	0.0008
SHp	0.007	VA	0	BV	0.168	E BV	0.008
VI	0.15

18238+5318 B

Componente originario normalizzato

Coord arcsec 2000

182348.01+531803.7

Calc delta mag

6.36

Calc coord

yes