09175+7949 STF 1305 AB

09^h 17^m 28.12^s +79° 48' 37.6" sep 1.5 mag 10.67,10.80 Sp F8 dist. 884.96 pc (2886.74 l.y.)

Coord 2000	09175+7949	Discov num	STF1305	Comp	AB	Coord arcsec 2000	09 17 28.12 +79 48 37.6
Date first	1833	Date last	2017	Obs	15
Pa first	6	Pa last	0.3	P.A. Now (θ)	0.3°
Sep first	1.6	Sep last	1.496	Sep. Now (ρ)	1.496"
Mag pri	10.67	Mag sec	10.80	delta mag (ΔM)	0.13	Spectral class	F8 (yellow-white)
Pri motion ra	-019	Sec motion ra	-019
Pri motion dec	-019	Sec motion dec	-019
Notes

Nature of this double is uncertain.

09175+7949 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			09 17 28 +79 48 38	STF 1305 AB	2017	15	0	1.5	10.67	10.80	0.13		<===
Show			09 17 28 +79 48 38	STF 1305 AC	2017	8	91	67.2	10.67	11.29	0.62

Triple system
3 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Camelopardalis		HIP	45586		Tycho2	4544-01226-2		Gaia DR2	1144112049942595200
BD	BD+80 284		Distance	884.96		Distance ly	2886.74

WDS 09175+7949 STF 1305 AB : NOTES

No records found.

REFERENCES

refcode	metd	author	reference
STFA		(F. Struve DD - Appendix list #1)	...................
STFB		(F. Struve DD - Appendix list #2)	...................
StF1833A	Ma -	Struve, F.G.W.	1833MmRAS...5...13H
StF1833A	+Mc	cited by Herschel (MemRAS 5, 13, 1833)
StF1833B	Ma -	Struve, F.G.W.	1833AN.....10..389B
StF1833B		cited by Bessel (AN 10, 389, 1833)
StF1837	Ma -	Struve, F.G.W.	1837AN.....14...249
StF1837		Stellarum duplicium et multiplicium mensurae micrometricae...
StF1837		(Dorpat, Academiae scientiarum caesareae petropolitaneifique), 1837
StF1844A	Ma -	Struve, F.G.W.	1844QB43.S66.......
StF1844A		cited by Smyth (Cycle of Celestial Objects 2, 1844)
StF1852A	Ma -	Struve, F.G.W.	.
StF1852A		cited by Bishop (Bishop Obs. Astron. Observations 1852)
StF1865A	Ma -	Struve, F.G.W.	1865AN.....64...81E
StF1865A		cited by Engelmann (AN 64, 81, #1518, 1865)
StF1875A	Ma -	Struve, F.G.W.	1875AN.....85..323D
StF1875A		cited by Doberck, 1875 (see Dob1875b,f,g,h)
StF1878	Ma -	Struve, F.G.W.	.
StF1878		Pulkova Observations 9, 1878
StF1878B	Ma -	Struve, F.G.W.	1878Obs.....2..239G
StF1878B		cited by Gledhill (Obs 2, 239, 1878)
StF1880A	Ma -	Struve, F.G.W.	1880Obs.....3..535G
StF1880A		cited by Gledhill (Obs 3, 535, 1880)
StF1906A	Ma -	Struve, F.G.W.	1906QB821.B972.....
StF1906A		cited in BDS (Burnham Double Star Cat.), 1906
StF1906B	Ma -	Struve, F.G.W.	1906MmRAS..56....1L
StF1906B		cited by Lewis (MemRAS 56, 1, 1906)
StF1922A	Ma -	Struve, F.G.W.	1922AN....216...49R
StF1922A		cited by Rabe (AN 216, 49, 1922)
StF1932A	Ma -	Struve, F.G.W.	1932QB821.A43......
StF1932A		cited in ADS (Aitken Double Star Cat.), 1932
StF2002	- -	Weis, J.
StF2002		F. G. W. Struve's double stars : the Dorpat catalogue; the Pulkovo catalogue
StF2002		USNO Library : QB 821 .S8 W49 2002
StF2022	- -	email note from Jan Weis: 6 July 2022
StF9999	Ma -	Struve, F.G.W.	...................
StF9999		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
09175+7949	STF1305	AB	1991	11	2	1.5	10.67	10.80	F8	D	091728.12+794837.6
09175+7949	STF1305	AB	2010	12	1	1.4	10.67	10.80	F8	D	091728.12+794837.6
09175+7949	STF1305	AB	2017	13	1	1.5	10.67	10.80	F8		091728.12+794837.6

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

WDS 09175+7949 STF 1305 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 09175+7949 STF 1305 AB : MEASURES

No records found.

WDS 09175+7949 : VIRTUAL EYEPIECE

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Pass over with the mouse cursor to display the catalog designation.

WDS 09175+7949 : ALADIN DSS IMAGE @ 09^h 17^m 28.12^s +79° 48' 37.6"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 09175+7949 STF 1305 AB : 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		09175+7949	STF1305	AB		1.5
Show		09175+7949	STF1305	AC	91	67.2
Show		09135+7950	TDS6403			0.6	11
Show		09149+8028	LOC 255		336	30.6	41
Show		09121+8027	LOC 256		51	2.8	41
Show		09051+8014	TDS6301		350	2.3	42
Show		09028+7913	LDS1688		268	5.7	54
Show		09281+7857	TDS 535		60	2.0	60
Show		09119+7845	LDS1690	AB	83	42.4	66
Show		09119+7845	LDS1690	AC	147	8.3	66
Show		09163+7838	LDS1692		75	5.6	70
Show		09215+8058	UC 1780		308	6.9	71
Show		09358+7858	TDS6671		133	0.6	72
Show		09286+8056	CBL 35		328	14.9	74
Show		09080+8102	STF1284	AB	167	2.6	78
Show		09168+8107	LOC 254		36	53.3	78
Show		09287+7834	LDS1696		237	3.0	82
Show		09265+7826	STF1326	AB	173	29.2	87
Show		09265+7826	TOK 269	BC	262	494.8	87
Show		09198+7819	WFC 83		86	4.3	90
Show		09287+8114	TDS6588		226	4.8	91
Show		09214+8123	STF1304		322	24.2	95
Show		08588+8117	HDS1300		59	0.1	100
Show		09150+7802	BVD 309		97	11.0	107
Show		09350+7751	LOC 263		203	1.6	128
Show		09053+8158	TDS 512		356	0.9	133
Show		09175+7715	KUI 39		91	0.5	154
Show		09220+7712	LOC 264		170	8.2	157
Show		09284+7707	STF1335		52	24.5	165
Show		09271+8239	LDS1694		62	4.5	169
Show		09050+7702	HDS1317		273	1.0	171
Show		09057+7654	LOC 253		173	4.0	179
Show		09104+8247	SKF1308		181	35.0	180
Show		09146+8253	HU 864		32	0.7	185
Show		09201+7644	HDS1344		153	0.2	185
Show		09367+8250	TDS6684		158	0.5	187
Show		09026+8254	LOC 258		20	2.7	189
Show		09197+8301	CVR 529		264	9.9	194
Show		09150+8311	TDS6421		71	0.6	203
Show		09028+8325	CVR1190		169	3.2	219
Show		09296+7606	LOC 261		127	1.9	226
Show		09260+7603	KPP1944		203	15.3	227
Show		09249+7554	LDS1695		6	14.8	235
Show		09371+8406	LOC 267		182	9.2	261
Show		09045+7530	DAM 719		354	12.2	262
Show		09044+7528	LDS1689		173	16.6	265
Show		09005+7526	HJ 1162		233	30.6	269
Show		09178+7505	HJ 5476		289	8.0	284
Show		09228+7451	KPP3783		144	4.0	299

WDS 09175+7949 : COMPONENTS

	A	B
B	pa=0.1° sep=1.50"
C	pa=97.3° sep=11.98"	pa=104.3° sep=12.26"

09175+7949 A

Coord arcsec 2000	091728.12+794837.6		Mag	10.67		Spectral class	F8 (yellow-white)		PmRA	-19.00
PmDE	-19.0		HIP	45586		Tycho2	4544-01226-2		BD	BD+80 284

Tycho2

Tycho2	4544-01226-2	Pflag	P	RAmdeg	139.36692132	DEmdeg	79.81053292
PmRA	-18.7	PmDE	-19.4	E RAmdeg	29	E DEmdeg	30
E pmRA	2.0	E pmDE	2.0	EpRAm	1989.35	EpDEm	1989.31
Num	4	Q RAmdeg	0.9	Q DEmdeg	0.0	Q pmRA	0.9
Q pmDE	0.1	BTmag	11.216	E BTmag	0.051	VTmag	10.670
E VTmag	0.046	Prox	15	TYC		HIP	45586
CCDM	A	RAdeg	139.36713861	DEdeg	79.81043083	EpRA 1990	1.61
EpDE 1990	1.63	E RAdeg	29.0	E DEdeg	30.4	Posflg	D
Corr	-0.1

Hipparcos

Catalog	H	HIP	45586	Proxy	H	RAhms	09 17 28.12
DEdms	+79 48 37.6	Vmag	9.96	VarFlag		R Vmag	H
RAdeg	139.367	DEdeg	79.8104	AstroRef	A	Plx	1.56
CCDM	09176+7949	N CCDM	I	Nsys	1	Ncomp	2
MultFlag	C	Source		Qual	A	M HIP	AB
Theta	2	Rho	1.551	HD		BD	BD+80 284
CD		CP		Dm number	+80 284	VIred	0.76
SpType	F8	R SpType		Coord arcsec 2000	091728.12+794837.6

Hipparcos 2

HIP	45586	Sn	15	So	3	Nc	2
RArad	2.4324159526	DErad	1.3929548623	Plx	1.13	PmRA	-16
PmDE	-17.38	E RArad	1.44	E DErad	1.28	E Plx	1.77
E pmRA	2.03	E pmDE	1.62	Hpmag	10.1063	E Hpmag	0.004
SHp	0.028	VA	0	BV	0	E BV	0
VI	0

09175+7949 B

Coord arcsec 2000	091728.12+794839.1		Mag	10.8		PmRA	-19.00		PmDE	-19.0
Tycho2	4544-01226-1		Calc delta mag	0.13		Calc coord	yes

Tycho2

Tycho2	4544-01226-1	Pflag	P	RAmdeg	139.36692132	DEmdeg	79.81053292
PmRA	-18.7	PmDE	-19.4	E RAmdeg	29	E DEmdeg	30
E pmRA	2.0	E pmDE	2.0	EpRAm	1989.35	EpDEm	1989.31
Num	4	Q RAmdeg	0.9	Q DEmdeg	0.0	Q pmRA	0.9
Q pmDE	0.1	BTmag	11.594	E BTmag	0.061	VTmag	10.800
E VTmag	0.051	Prox	15	TYC	T	HIP	45586
CCDM	B	RAdeg	139.36722083	DEdeg	79.81084417	EpRA 1990	1.60
EpDE 1990	1.63	E RAdeg	33.9	E DEdeg	35.2	Posflg	D
Corr	-0.1

09175+7949 C

Coord arcsec 2000	091732.60+794836.1		Mag	11.29		PmRA	2.00		PmDE	2.0
Calc delta mag	0.62		Calc coord	yes