11157+4551 STTA 109 (HD 97812)

11^h 15^m 43.64^s +45° 51' 18.4" P.A. 256.00 sep 83.8 mag 7.95,8.69 Sp K2 dist. 347.22 pc (1132.63 l.y.)

Coord 2000	11157+4551	Discov num	STTA109	Comp		Coord arcsec 2000	11 15 43.64 +45 51 18.4
Date first	1877	Date last	2015	Obs	28
Pa first	258	Pa last	256.3	P.A. Now (θ)	256.3°
Sep first	78.9	Sep last	83.818	Sep. Now (ρ)	83.818"
Mag pri	7.95	Mag sec	8.69	delta mag (ΔM)	0.74	Spectral class	K2 (yellow-orange)
Pri motion ra	+007	Sec motion ra	-024
Pri motion dec	+012	Sec motion dec	-012
Notes	N (See Notes)

rPM=1.461

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 97812	Constellation	Ursa Major	SAO	43665	HIP	55004
Tycho2	3451-01596-1	Gaia DR2	788192679968041600	HD	97812	BD	BD+46 1708
Distance	347.22	Distance ly	1132.63

WDS 11157+4551 STTA 109 (HD 97812) : NOTES

discov_num	notes	refcode
STTA109	B is BD+46@1707.

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
11157+4551	STTA109		2004	20	255	82.0	7.95	8.69	K2	N D	111543.64+455118.4
11157+4551	STTA109		2012	23	256	83.7	7.95	8.69	K2	N D	111543.64+455118.4
11157+4551	STTA109		2015	25	256	83.8	7.95	8.69	K2	N	111543.64+455118.4

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

WDS 11157+4551 STTA 109 (HD 97812) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 11157+4551 STTA 109 (HD 97812) : MEASURES

No records found.

WDS 11157+4551 (HD 97812) : 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 11157+4551 (HD 97812) : ALADIN DSS IMAGE @ 11^h 15^m 43.64^s +45° 51' 18.4"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 11157+4551 STTA 109 (HD 97812) : 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		11157+4551	STTA109		256	83.8
Show		11184+4552	LEP 41		143	432.8	29
Show		11146+4521	CBL 49		38	64.2	33
Show		11172+4510	RAO 260		277	0.4	45
Show		11103+4518	SLN 66		61	51.9	67
Show		11218+4520	A 1847		330	1.4	72
Show		11221+4655	FR 1		254	0.7	92
Show		11155+4729	HU 639		87	0.3	98
Show		11170+4411	SLW 586		251	48.0	102
Show		11059+4600	HJ 1184	AB	21	15.7	102
Show		11059+4600	HJ 1184	AC	97	27.4	102
Show		11195+4728	STF1525		173	2.3	105
Show		11056+4501	NSN 609		2	2.6	119
Show		11070+4713	CVR1343		96	3.4	122
Show		11099+4737	CBL 330		301	10.5	122
Show		11277+4618	STF1541		27	7.8	127
Show		11062+4726	GRV1192		147	12.9	137
Show		11286+4526	UC 2147		236	38.0	138
Show		11288+4615	SLW 606		156	21.7	139
Show		11245+4738	CVR1366		325	3.0	141
Show		11022+4604	SLW 555		66	10.5	142
Show		11084+4752	BVD 216	AB	223	22.9	143
Show		11094+4759	UC 2089		216	11.9	144
Show		11112+4335	FYM 632		338	11.6	144
Show		11219+4337	HJ 2568		247	24.0	149
Show		11013+4542	A 1995		306	0.7	150
Show		11279+4434	STF1542		267	3.9	151
Show		11297+4515	LDS4105		325	127.6	151
Show		11023+4649	KPP1204		195	9.3	152
Show		11027+4446	COU2098		184	1.7	152
Show		11114+4325	KUI 55		83	3.4	154
Show		11206+4324	A 1846		165	1.9	157
Show		11037+4420	HJ 2554		296	37.2	158
Show		11139+4315	KPP 240		304	3.7	158
Show		11154+4316	LDS6241		147	6.8	158
Show		11109+4319	LDS4069		228	148.9	160
Show		11088+4815	ES 922	AB	62	4.9	160
Show		11088+4815	ES 922	AC	169	46.3	160
Show		11277+4410	A 1848		190	0.6	163
Show		11239+4811	RAO 262		180	0.7	163
Show		11090+4325	COU2099		103	0.3	164
Show		11308+4508	LDS4107		193	51.5	165
Show		11005+4637	ES 921	AB	179	2.4	166
Show		11005+4637	GII 173	Aa,Ab	114	0.1	166
Show		11098+4317	CVR 596		221	27.8	167
Show		11076+4329	HJ 2557		27	22.7	167
Show		11319+4555	COU1750		235	2.0	170
Show		11093+4828	SLW 570		161	38.2	171
Show		11235+4828	COU2100		23	1.6	176
Show		11055+4332	VBS 18	AB	125	32.0	178
Show		11055+4332	CSN 7	AC	168	7.3	178

WDS 11157+4551 : COMPONENTS

	A
B	pa=250.7° sep=60.09"

11157+4551 A

Componente originario normalizzato	AB	Name	HD 97812	Coord arcsec 2000	111543.64+455118.4	Mag	7.95
Spectral class	K2 (yellow-orange)	PmRA	7.00	PmDE	12.0	SAO	43665
HIP	55004	Tycho2	3451-01596-1	HD	97812	BD	BD+46 1708

Tycho2

Tycho2	3451-01596-1	Pflag		RAmdeg	168.93181688	DEmdeg	45.85511336
PmRA	6.2	PmDE	11.3	E RAmdeg	7	E DEmdeg	7
E pmRA	1.0	E pmDE	1.0	EpRAm	1990.59	EpDEm	1990.67
Num	11	Q RAmdeg	0.9	Q DEmdeg	0.7	Q pmRA	0.8
Q pmDE	0.8	BTmag	9.556	E BTmag	0.024	VTmag	7.945
E VTmag	0.012	Prox	830	TYC	T	HIP	55004
CCDM		RAdeg	168.93179639	DEdeg	45.85508639	EpRA 1990	1.56
EpDE 1990	1.48	E RAdeg	7.4	E DEdeg	7.4	Posflg
Corr	0.1

SAO

SAO	43665	DelFlag		RA1950		PmRA1950	0.0013
DE1950		PmDE1950	0.012	Vmag	8.1	SpType	K2
Double code		Source	3	CatNum	879	DM	BD+46 1708
DMcomp		BDsup		HD	97812	M HD	0
GC		RA1950rad	2.93623944	DE1950rad	0.8050822	PmRA2000	0.0015
PmDE2000	0.016

Hipparcos

Catalog	H	HIP	55004	Proxy		RAhms	11 15 43.63
DEdms	+45 51 18.3	Vmag	7.78	VarFlag		R Vmag	H
RAdeg	168.932	DEdeg	45.8551	AstroRef		Plx	3.37
CCDM	11157+4551	N CCDM	I	Nsys	1	Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	97812	BD	BD+46 1708
CD		CP		Dm number	+46 1708	VIred	1.32
SpType	K2	R SpType		Coord arcsec 2000	111543.63+455118.3

Hipparcos 2

HIP	55004	Sn	5	So	0	Nc	1
RArad	2.948416098	DErad	0.8003222863	Plx	2.88	PmRA	6.47
PmDE	11.79	E RArad	0.63	E DErad	0.47	E Plx	0.75
E pmRA	0.67	E pmDE	0.5	Hpmag	7.9333	E Hpmag	0.0019
SHp	0.014	VA	0	BV	1.351	E BV	0.02
VI	1.32

CCDM

Ccdm	11157+4551	RComp		Comp	A	Note1
Note2		Discov num		DRAs	1.63	DDEs	18.5
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	8.6	Sp	K2	PmNote	*
PmRA	6	PmDE	10	Dm number	+46 1708	Cat1	BD
Name2	+46 879	Cat2	AGK2/3	HD	97812	M HD
ADS BDS	B 5721	M ADS BDS		N IDS		IDS	11101N4624A
HIC	55004

11157+4551 B

Componente originario normalizzato	AB		Coord arcsec 2000	111538.21+455058.5		Mag	8.69		PmRA	-24.00
PmDE	-12.0		Calc delta mag	0.74		Calc coord	yes

CCDM

Ccdm	11157+4551	RComp		Comp	B	Note1
Note2		Discov num	STT4109	DRAs	-6.03	DDEs	-1.9
R dRAs	10	Year	1877	Theta	257	Rho	80.1
Obs	8	Vmag	8.8	Sp	K0	PmNote	*
PmRA	-14	PmDE	-26	Dm number	+46 1707	Cat1	BD
Name2	+46 878	Cat2	AGK2/3	HD	97798	M HD
ADS BDS	B 5721	M ADS BDS		N IDS		IDS	11101N4624B
HIC