18032+0755 STTA 164 (HD 164926)

18^h 03^m 12.41^s +07° 54' 34.6" sep 50.8 mag 8.26,9.28 Sp K0

Coord 2000	18032+0755	Discov num	STTA164	Comp		Coord arcsec 2000	18 03 12.41 +07 54 34.6
Date first	1875	Date last	2015	Obs	29
Pa first	3	Pa last	359.5	P.A. Now (θ)	359.5°
Sep first	49.8	Sep last	50.838	Sep. Now (ρ)	50.838"
Mag pri	8.26	Mag sec	9.28	delta mag (ΔM)	1.02	Spectral class	K0 (yellow-orange)
Pri motion ra	+019	Sec motion ra	-001
Pri motion dec	-006	Sec motion dec	+002
Notes	N (See Notes)

rPM=1.081

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 164926		Constellation	Ophiuchus		SAO	123063		Tycho2	1008-01605-1
Gaia DR2	4476158467142595712		HD	164926		DM	BD+07 3536

WDS 18032+0755 STTA 164 (HD 164926) : NOTES

discov_num	notes	refcode
STTA164	B is BD+07@3536.

REFERENCES

refcode	metd	author	reference
STTA		(O. Struve DD - Appendix list)	...................
Stt1864	Ma -	Struve, O.	1864MNRAS..24..149S
Stt1864		MNRAS 24, 149, 1864
Stt1866	orb -	Struve, O.	.
Stt1866		Bull. Imp. Acad. Sci. St. Petersburg, 1866
Stt1874	orb -	Struve, O.	.
Stt1874		Compte Rendus 79, 1467, 1874
Stt1875	orb -	Struve, O.	1875MNRAS..35..367S
Stt1875		MNRAS 35, 367, 1875
Stt1878	Ma -	Struve, O.	1878ObPul...9....1S
Stt1878		Pulkova Observations 9, 1, 1878
Stt1879A	Ma -	Struve, O.	1879Obs.....2..304G
Stt1879A		cited by Gledhill (Obs 2, 304, 1879)
Stt1879B	Ma -	Struve, O.	1879Obs.....3..245G
Stt1879B		cited by Gledhill (Obs 3, 245, 1879)
Stt1879C	Ma -	Struve, O.	1879Obs.....2..344G
Stt1879C		cited by Gledhill (Obs 2, 344, 1879)
Stt1880A	Ma -	Struve, O.	1880Obs.....2..605H
Stt1880A		cited by Hunt (Obs. 3, 605, 1880)
Stt1880B	Ma -	Struve, O.	1880Obs.....3..535G
Stt1880B		cited by Gledhill (Obs 3, 535, 1880)
Stt1880C	Ma -	Struve, O.	1880MNRAS..40..497B
Stt1880C		cited by Burnham (MNRAS 40, 497, 1880)
Stt1884A	Ma -	Struve, O.	1884AReg...22..216S
Stt1884A		cited by Sadler (Astr. Register 22, 216, 1884)
Stt1893a	Ma j	Struve, O.	1893ObPul..10....1S
Stt1893a		Pulkova Obs. Observations 10, 1, 1893
Stt1906A	Ma -	Struve, O.	1906MmRAS..56....1L
Stt1906A		cited by Lewis (MemRAS 56, 1, 1906)
Stt1906B	Ma j	Struve, O.	1906QB821.B972.....
Stt1906B		cited in BDS (Burnham Double Star Cat., 1906)
Stt1908A	Ma -	Struve, O.	1908MNRAS..68..465B
Stt1908A		cited by Barnard (MNRAS 68, 465, 1908)
Stt1913A	Ma -	Struve, O.	1913QB811.B8.......
Stt1913A		cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Stt1914A	Ma -	Struve, O.	1914AN....198..107R
Stt1914A		cited by Rabe (AN 198, 107, 1914)
Stt1932A	Ma -	Struve, O.	1932QB821.A43......
Stt1932A		cited in ADS (Aitken Double Star Cat., 1932)

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
18032+0755	STTA164		2005	22	360	50.4	8.26	9.28	K0	N D	180312.41+075434.6
18032+0755	STTA164		2013	25	359	50.6	8.26	9.28	K0	N	180312.41+075434.6
18032+0755	STTA164		2015	29	0	50.8	8.26	9.28	K0	N	180312.41+075434.6

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

WDS 18032+0755 STTA 164 (HD 164926) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 18032+0755 STTA 164 (HD 164926) : MEASURES

Records found: 1

Show	date	username	difficulty	sep	sep_sigma	pa	pa_sigma	delta_mag	#	notes
Show	12/07/23	Robert		50.00	1.80	359.00	1.25		2

WDS 18032+0755 (HD 164926) : 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 18032+0755 (HD 164926) : ALADIN DSS IMAGE @ 18^h 03^m 12.41^s +07° 54' 34.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 18032+0755 STTA 164 (HD 164926) : 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		18032+0755	STTA164			50.8	1
Show		18033+0745	HEI 867		338	3.5	10
Show		18018+0741	BRT2174		256	5.2	25
Show		18023+0828	LDS5228		58	17.1	36
Show		18002+0851	STTA161	AB	72	62.4	73
Show		18002+0851	STTA161	AC	307	112.7	73
Show		18052+0645	J 1200		208	5.2	76
Show		18068+0853	SLE 133	BF	12	210.5	78
Show		18068+0853	BUP 179	BG	37	80.0	78
Show		18068+0853	ENG 63	AB	247	129.1	80
Show		18068+0853	SLE 133	AD	10	127.1	80
Show		18068+0853	SLE 133	AE	76	148.9	80
Show		18068+0853	BUP 179	AC	316	79.9	80
Show		18068+0853	SLE 133	AF	334	172.8	80
Show		18068+0853	DEA 58	AH	169	8.0	80
Show		18068+0853	TOK 696	Aa,Ab	207	0.0	80
Show		17581+0724	LDS5858		83	7.1	82
Show		18043+0633	SKF1860		34	18.5	83
Show		17581+0829	J 2510		233	1.4	84
Show		18030+0630	BRT2175		264	5.2	85
Show		18041+0628	STF2265		282	23.5	88
Show		18044+0626	TOK 317		170	712.9	91
Show		18095+0748	LDS5229		210	2.4	93
Show		18007+0627	GRV1260		147	18.8	96
Show		18065+0920	TOB 270	CD	188	76.4	97
Show		18065+0920	ARN9001	AB	114	38.2	99
Show		18065+0920	TOB 270	AD	197	206.3	99
Show		18065+0920	HZG 12	BC	218	136.5	99
Show		17581+0651	GWP2748		38	13.2	100
Show		18098+0815	GWP2764		319	43.7	101
Show		18002+0932	KPP3326		279	11.0	108
Show		18024+0944	TDS 897		150	1.3	110
Show		18063+0613	GWP2759		227	122.8	112
Show		17564+0834	J 458		116	4.5	112
Show		18106+0738	HDS2562	AB	245	0.9	112
Show		18106+0738	GII 260	Aa,Ab	38	0.2	112
Show		17560+0827	J 457		219	2.6	113
Show		18073+0617	TDT 694		13	1.5	116
Show		18073+0934	STT 342	AB	298	25.0	117
Show		18073+0934	STT 342	AC	163	64.3	117
Show		18073+0934	DAL 36	AD	48	24.2	117
Show		18073+0934	STT 342	Aa,Ab	156	1.6	117
Show		18093+0909	RUC 24	AB	6	8.3	118
Show		18093+0909	RUC 24	AC	36	22.7	118
Show		17578+0922	HJ 1308		140	9.7	120
Show		17553+0838	TVB 299		136	4.0	125
Show		18091+0924	PRY 3		329	4.6	128
Show		18077+0946	BU 826		315	0.8	131
Show		17570+0932	LEP 155	AB	177	3.3	135
Show		18122+0814	HDS2568	AB	263	0.6	135
Show		18122+0814	GII 261	Aa,Ab	39	0.2	135

WDS 18032+0755 : COMPONENTS

	A
B	pa=359.5° sep=50.84"

18032+0755 A

Componente originario normalizzato	AB	Name	HD 164926	Coord arcsec 2000	180312.41+075434.6	Mag	8.26
Spectral class	K0 (yellow-orange)	PmRA	19.00	PmDE	-6.0	SAO	123063
Tycho2	1008-01605-1	HD	164926	DM	BD+07 3537

Tycho2

Tycho2	1008-01605-1	Pflag		RAmdeg	270.80171551	DEmdeg	7.90960433
PmRA	19.2	PmDE	-2.8	E RAmdeg	9	E DEmdeg	9
E pmRA	1.8	E pmDE	1.8	EpRAm	1991.15	EpDEm	1991.06
Num	7	Q RAmdeg	0.9	Q DEmdeg	0.9	Q pmRA	0.9
Q pmDE	0.9	BTmag	9.786	E BTmag	0.027	VTmag	8.261
E VTmag	0.014	Prox	507	TYC	T	HIP
CCDM		RAdeg	270.80167194	DEdeg	7.90961028	EpRA 1990	1.80
EpDE 1990	1.71	E RAdeg	8.9	E DEdeg	9.4	Posflg
Corr	0.1

SAO

SAO	123063	DelFlag		RA1950		PmRA1950	0.0013
DE1950		PmDE1950	-0.02	Vmag	8.4	SpType	K0
Double code		Source	32	CatNum	8247	DM	BD+07 3537
DMcomp		BDsup		HD	164926	M HD	0
GC		RA1950rad	4.7158698	DE1950rad	0.13800442	PmRA2000	0.0015
PmDE2000	-0.02

CCDM

Ccdm	18032+0755	RComp		Comp	A	Note1
Note2		Discov num		DRAs	0.36	DDEs	-26.0
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	8.3	Sp	K0	PmNote	*
PmRA	21	PmDE	-10	Dm number	+07 3537	Cat1	BD
Name2	+07 2319	Cat2	AGK2/3	HD	164926	M HD
ADS BDS	B 8314	M ADS BDS		N IDS		IDS	17584N0755A
HIC

18032+0755 B

Componente originario normalizzato	AB	Coord arcsec 2000	180312.38+075525.4	Mag	9.28	PmRA	-1.00
PmDE	2.0	Tycho2	1008-01477-1	DM	BD+07 3536	Calc delta mag	1.02
Calc coord	yes

Tycho2

Tycho2	1008-01477-1	Pflag		RAmdeg	270.80166884	DEmdeg	7.92368764
PmRA	0.6	PmDE	0.6	E RAmdeg	17	E DEmdeg	17
E pmRA	1.8	E pmDE	1.8	EpRAm	1989.44	EpDEm	1989.17
Num	7	Q RAmdeg	0.6	Q DEmdeg	1.1	Q pmRA	0.7
Q pmDE	1.0	BTmag	10.468	E BTmag	0.043	VTmag	9.282
E VTmag	0.024	Prox	507	TYC	T	HIP
CCDM		RAdeg	270.80166750	DEdeg	7.92368639	EpRA 1990	1.80
EpDE 1990	1.80	E RAdeg	18.1	E DEdeg	18.8	Posflg
Corr	0.0

CCDM

Ccdm	18032+0755	RComp		Comp	B	Note1
Note2		Discov num	STT4164	DRAs	0.39	DDEs	24.2
R dRAs	10	Year	1875	Theta	002	Rho	50.1
Obs	6	Vmag	8.9	Sp		PmNote	*
PmRA	14	PmDE	-23	Dm number	+07 3536	Cat1	BD
Name2	+07 2320	Cat2	AGK2/3	HD		M HD
ADS BDS	B 8314	M ADS BDS		N IDS		IDS	17584N0755B
HIC