18304+0043 HDO 314 (HD 170635)

18^h 30^m 26.50^s +00° 42' 41.0" P.A. 217.00 sep 6.0 mag 9.89,11.90 Sp F8

Coord 2000	18304+0043	Discov num	HDO 314	Comp		Coord arcsec 2000	18 30 26.50 +00 42 41.0
Date first	1879	Date last	2016	Obs	19
Pa first	216	Pa last	216.6	P.A. Now (θ)	216.6°
Sep first	5.6	Sep last	6.014	Sep. Now (ρ)	6.014"
Mag pri	9.89	Mag sec	11.90	delta mag (ΔM)	2.01	Spectral class	F8 (yellow-white)
Pri motion ra	-098	Sec motion ra
Pri motion dec	-029	Sec motion dec
Notes

Nature of this double is uncertain.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 170635		Constellation	Serpens		Tycho2	0446-00217-1		Gaia DR2	4273639317339629824
HD	170635		ADS	11401

WDS 18304+0043 HDO 314 (HD 170635) : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
HdO1882a	Mb -	Harvard Obs.	1882AnHar..13...17.
HdO1882a		Harvard Ann. 13, 17, 1882
HdO1882b	Ma j	Harvard Obs. (measure by Alden, G.I.)	1882AnHar..13...17.
HdO1882b		Harvard Ann. 13, 17, 1882
HdO1882c	Ma -	Harvard Obs. (measure by Davis, W.M.)	1882AnHar..13...17.
HdO1882c		Harvard Ann. 13, 17, 1882
HdO1906A	Ma -	Harvard Obs.	1906QB821.B972.....
HdO1906A		cited in BDS (Burnham Double Star Cat., 1906)
HdO9999	Ma -	Harvard Obs.	...................
HdO9999		Unpublished, manuscript or reference not found.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18304+0043	HDO 314		2000	11	217	6.0	9.89	11.90	F8	D	183026.50+004241.0
18304+0043	HDO 314		2013	13	216	6.0	9.89	11.90	F8		183026.50+004241.0
18304+0043	HDO 314		2015	14	217	6.0	9.89	11.90	F8		183026.50+004241.0
18304+0043	HDO 314		2016	19	217	6.0	9.89	11.90	F8		183026.50+004241.0

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WDS 18304+0043 HDO 314 (HD 170635) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18304+0043 HDO 314 (HD 170635) : MEASURES

No records found.

WDS 18304+0043 (HD 170635) : VIRTUAL EYEPIECE

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WDS 18304+0043 (HD 170635) : ALADIN DSS IMAGE @ 18^h 30^m 26.50^s +00° 42' 41.0"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18304+0043 HDO 314 (HD 170635) : 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		18304+0043	HDO 314		217	6.0	1
Show		18299+0036	CON 33		303	9.5	11
Show		18296+0035	SKF2129		119	0.9	15
Show		18296+0034	SHC 8		123	7.1	16
Show		18289+0030	SHC 5		211	7.0	27
Show		18289+0029	SHC 4		243	5.5	28
Show		18300+0111	STF2321		191	6.7	30
Show		18300+0112	HCH 10		29	1.5	31
Show		18301+0112	HCH 11		323	6.2	31
Show		18300+0113	DCH 100	Aa,Ab	227	0.2	32
Show		18300+0113	HCH 9	AB	354	5.2	32
Show		18300+0113	DCH 98	AC	12	4.4	32
Show		18300+0113	DCH 100	Ba,Bb	109	2.5	32
Show		18300+0113	DCH 98	Ca,Cb	92	0.1	32
Show		18325+0036	RST5450		253	0.7	33
Show		18300+0114	DCH 99	Aa,Ab	284	0.3	33
Show		18300+0114	EIR 1	AB	10	1.6	33
Show		18289+0020	SHC 3		28	12.6	33
Show		18289+0019	SHC 6		242	5.3	34
Show		18299+0115	HCH 8		159	4.3	34
Show		18290+0017	SHC 7		274	6.5	34
Show		18287+0016	SHC 2		88	5.7	38
Show		18310+0123	STF2324	AB	148	2.4	42
Show		18310+0123	FOX 232	AC	238	37.3	42
Show		18288+0009	LI 1		249	7.5	43
Show		18333-0035	SKF2841		333	36.4	44
Show		18283-0003	CHN 27		138	2.9	52
Show		18269-0036	BAL 894		269	5.7	54
Show		18279+0124	HDS2614		334	0.7	57
Show		18272+0012	STF2316	Aa,Ab	298	0.2	58
Show		18272+0012	STF2316	AB	322	3.9	58
Show		18269+0009	BAL1195		296	8.8	63
Show		18349-0043	RST5119		125	2.8	66
Show		18261+0047	BU 1203		157	0.5	66
Show		18268+0123	BAL1501		321	3.0	68
Show		18260+0119	LDS5863		323	5.6	77
Show		18351+0003	RST5120		209	0.2	82
Show		18246-0058	TDT 844		67	0.5	89
Show		18361+0017	IPH 25		182	44.4	90
Show		18241+0130	HJ 858		229	12.7	107
Show		18241+0141	CRC 28		216	7.0	112
Show		18379-0023	STF2347		259	3.4	115
Show		18227+0119	GWP2774		84	18.8	123
Show		18253+0222	BAL1966		247	3.9	126
Show		18325-0120	RST5117		252	1.9	127
Show		18387-0012	IPH 26		339	24.6	128
Show		18295+0253	BAL1967	AB	134	8.2	131
Show		18314-0128	KPP4111		189	1.6	132
Show		18394+0111	BAL1503		245	3.7	137
Show		18213-0047	RST5111		84	1.4	138
Show		18360+0234	STN 43		28	10.1	139

WDS 18304+0043 : COMPONENTS

	A
B	pa=216.6° sep=6.01"

18304+0043 A

Componente originario normalizzato	AB	Name	HD 170635	Coord arcsec 2000	183026.50+004241.0	Mag	9.89
Spectral class	F8 (yellow-white)	PmRA	-98.00	PmDE	-29.0	Tycho2	0446-00217-1
HD	170635	ADS	11401	DM	BD+00 3951

Tycho2

Tycho2	0446-00217-1	Pflag		RAmdeg	277.61045830	DEmdeg	0.71140288
PmRA	-101.7	PmDE	-32.3	E RAmdeg	19	E DEmdeg	21
E pmRA	1.2	E pmDE	1.2	EpRAm	1985.47	EpDEm	1983.37
Num	8	Q RAmdeg	1.3	Q DEmdeg	1.5	Q pmRA	1.2
Q pmDE	1.4	BTmag	10.453	E BTmag	0.041	VTmag	9.892
E VTmag	0.035	Prox	999	TYC	T	HIP
CCDM		RAdeg	277.61069472	DEdeg	0.71148361	EpRA 1990	1.83
EpDE 1990	1.81	E RAdeg	21.4	E DEdeg	24.6	Posflg
Corr	-0.1

CCDM

Ccdm	18304+0043	RComp		Comp	A	Note1
Note2		Discov num		DRAs	2.44	DDEs	-19.2
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.6	Sp	F8	PmNote	*
PmRA	-108	PmDE	-40	Dm number	+00 3951	Cat1	BD
Name2	+00 2209	Cat2	AGK2/3	HD	170635	M HD
ADS BDS	A11401	M ADS BDS		N IDS		IDS	18254N0039A
HIC

18304+0043 B

Componente originario normalizzato	AB		Coord arcsec 2000	183026.26+004236.2		Mag	11.9		Calc delta mag	2.01
Calc coord	yes

CCDM

Ccdm	18304+0043	RComp		Comp	B	Note1
Note2		Discov num	HDO	DRAs		DDEs
R dRAs		Year	1879	Theta	216	Rho	5.9
Obs	11	Vmag	11.6	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	A11401	M ADS BDS		N IDS		IDS	18254N0039B
HIC