12236+2326 STF 1637 (HD 107864)

12^h 23^m 34.78^s +23° 25' 42.7" P.A. 143.00 sep 120.5 mag 8.96,11.28 Sp F8 dist. 195.69 pc (638.34 l.y.)

Coord 2000	12236+2326	Discov num	STF1637	Comp		Coord arcsec 2000	12 23 34.78 +23 25 42.7
Date first	1893	Date last	2015	Obs	15
Pa first	145	Pa last	142.8	P.A. Now (θ)	142.8°
Sep first	120.3	Sep last	120.455	Sep. Now (ρ)	120.455"
Mag pri	8.96	Mag sec	11.28	delta mag (ΔM)	2.32	Spectral class	F8 (yellow-white)
Pri motion ra	-042	Sec motion ra	-011
Pri motion dec	-015	Sec motion dec	+009
Notes

rPM=0.879

This double is not physical.

OTHER CATALOGS AND DESIGNATIONS

Name	HD 107864	Constellation	Coma Berenices	SAO	82284	HIP	60446
Tycho2	1989-01546-1	Gaia DR2	3953839522811216384	HD	107864	GC	16895
BD	BD+24 2451	Distance	195.69	Distance ly	638.34

WDS 12236+2326 STF 1637 (HD 107864) : 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
12236+2326	STF1637		1998	7	143	120.5	8.96	11.28	F8	D	122334.78+232542.7
12236+2326	STF1637		2001	9	143	120.5	8.96	11.28	F8	D	122334.78+232542.7
12236+2326	STF1637		2010	10	143	120.5	8.96	11.28	F8		122334.78+232542.7
12236+2326	STF1637		2015	11	143	120.5	8.96	11.28	F8		122334.78+232542.7

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

WDS 12236+2326 STF 1637 (HD 107864) : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 12236+2326 STF 1637 (HD 107864) : MEASURES

No records found.

WDS 12236+2326 (HD 107864) : 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 12236+2326 (HD 107864) : ALADIN DSS IMAGE @ 12^h 23^m 34.78^s +23° 25' 42.7"

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

WDS 12236+2326 STF 1637 (HD 107864) : 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		12236+2326	STF1637		143	120.5
Show		12231+2324	POU3123		343	17.4	7
Show		12244+2343	POU3124		293	14.4	21
Show		12232+2244	CVR1425		134	3.9	42
Show		12237+2244	SKF1476		166	1.6	42
Show		12258+2247	SHN 157		-1	0.3	50
Show		12207+2255	STF1634		148	5.3	51
Show		12266+2256	POU3125		333	9.5	52
Show		12269+2359	POU3126		348	14.0	57
Show		12281+2309	LEP 55		233	54.4	65
Show		12239+2219	UC 2329		203	53.7	67
Show		12242+2434	SKF1583		101	12.2	69
Show		12280+2241	POU3127		152	7.4	76
Show		12179+2347	AZC 74		48	49.6	81
Show		12240+2447	SKF1582		249	96.1	82
Show		12206+2439	KPP3867		206	1.8	84
Show		12271+2203	SLW 723		57	9.3	97
Show		12176+2425	CVR1423		5	3.9	101
Show		12171+2241	COU 179		6	0.6	101
Show		12186+2440	CVR 650		277	15.3	102
Show		12280+2158	COU 53		216	2.5	107
Show		12301+2223	COU2707		341	14.4	110
Show		12282+2502	TOK 912		118	0.0	116
Show		12250+2520	SLE 894		160	11.8	116
Show		12316+2405	SDK 90	AB	58	32.5	117
Show		12316+2405	SDK 90	AC	179	38.3	117
Show		12316+2405	SKF1478	BD	202	13.7	117
Show		12215+2130	KU 103		339	23.5	119
Show		12186+2148	GRV 854		49	72.1	120
Show		12174+2203	AZC 73		17	16.7	120
Show		12251+2530	SLW 719		295	9.6	126
Show		12145+2340	SKF1473		330	84.0	127
Show		12328+2301	AG 179		142	1.0	129
Show		12303+2157	HJL1069		312	115.4	129
Show		12330+2324	POU3128		52	10.4	130
Show		12244+2535	STF1639	AB	324	1.9	130
Show		12244+2535	STF1639	AC	159	91.4	130
Show		12315+2437	STF1650		178	16.6	131
Show		12326+2414	SKF1015		302	28.0	133
Show		12207+2118	LDS4203		88	227.8	136
Show		12152+2442	SLW 699		222	123.1	138
Show		12137+2252	TDS8277		245	0.5	140
Show		12135+2303	WSP 56		113	3.4	142
Show		12225+2551	SMR 57	DE	166	13.1	144
Show		12173+2521	SKF1474		114	0.9	144
Show		12282+2117	LDS4212		317	20.2	145
Show		12276+2111	SLW 725		182	10.9	146
Show		12208+2546	HJ 517		238	19.9	146
Show		12225+2551	SHJ 143	AB	57	37.0	146
Show		12225+2551	SHJ 143	AC	167	65.2	146
Show		12225+2551	ARN 6	AD	132	213.9	146

WDS 12236+2326 : COMPONENTS

	A
B	pa=145.1° sep=116.93"

12236+2326 A

Componente originario normalizzato	AB	Name	HD 107864	Coord arcsec 2000	122334.78+232542.7	Mag	8.96
Spectral class	F8 (yellow-white)	PmRA	-42.00	PmDE	-15.0	SAO	82284
HIP	60446	Tycho2	1989-01546-1	HD	107864	GC	16895
BD	BD+24 2451

Tycho2

Tycho2	1989-01546-1	Pflag		RAmdeg	185.89499178	DEmdeg	23.42852866
PmRA	-42.3	PmDE	-15.4	E RAmdeg	9	E DEmdeg	10
E pmRA	0.9	E pmDE	0.9	EpRAm	1990.37	EpDEm	1989.09
Num	13	Q RAmdeg	0.9	Q DEmdeg	0.7	Q pmRA	0.9
Q pmDE	0.7	BTmag	9.491	E BTmag	0.021	VTmag	8.957
E VTmag	0.016	Prox	999	TYC	T	HIP	60446
CCDM		RAdeg	185.89509556	DEdeg	23.42856528	EpRA 1990	1.85
EpDE 1990	1.46	E RAdeg	8.6	E DEdeg	11.3	Posflg
Corr	0.2

SAO

SAO	82284	DelFlag		RA1950		PmRA1950	-0.003
DE1950		PmDE1950	-0.017	Vmag	9	SpType	F8
Double code		Source	70	CatNum	16895	DM	BD+24 2451
DMcomp		BDsup		HD	107864	M HD	0
GC	16895	RA1950rad	3.23351769	DE1950rad	0.41374369	PmRA2000	-0.003
PmDE2000	-0.013

Hipparcos

Catalog	H	HIP	60446	Proxy		RAhms	12 23 34.83
DEdms	+23 25 42.8	Vmag	8.93	VarFlag		R Vmag	G
RAdeg	185.895	DEdeg	23.4286	AstroRef		Plx	4.33
CCDM	12236+2326	N CCDM	I	Nsys	2	Ncomp	1
MultFlag		Source		Qual		M HIP
Theta		Rho		HD	107864	BD	BD+24 2451
CD		CP		Dm number	+24 2451	VIred	0.6
SpType	F8V	R SpType		Coord arcsec 2000	122334.83+232542.8

Hipparcos 2

HIP	60446	Sn	5	So	0	Nc	1
RArad	3.2444816834	DErad	0.4089055745	Plx	5.11	PmRA	-42.98
PmDE	-13.84	E RArad	1.43	E DErad	0.8	E Plx	1.23
E pmRA	1.53	E pmDE	1.07	Hpmag	9.0382	E Hpmag	0.0027
SHp	0.019	VA	0	BV	0.523	E BV	0.015
VI	0.6

CCDM

Ccdm	12236+2326	RComp		Comp	A	Note1
Note2		Discov num		DRAs	-1.23	DDEs	-17.5
R dRAs	10	Year		Theta		Rho
Obs	2	Vmag	9.4	Sp	F8	PmNote	*
PmRA	-44	PmDE	-18	Dm number	+24 2451	Cat1	BD
Name2	+23 1229	Cat2	AGK2/3	HD	107864	M HD
ADS BDS	B 6153	M ADS BDS		N IDS		IDS	12186N2359A
HIC	60446

12236+2326 B

Componente originario normalizzato	AB		Coord arcsec 2000	122339.64+232406.8		Mag	11.28		PmRA	-11.00
PmDE	9.0		Tycho2	1989-01446-1		Calc delta mag	2.32		Calc coord	yes

Tycho2

Tycho2	1989-01446-1	Pflag		RAmdeg	185.91695824	DEmdeg	23.40177550
PmRA	-12.4	PmDE	3.1	E RAmdeg	51	E DEmdeg	66
E pmRA	1.6	E pmDE	1.7	EpRAm	1979.75	EpDEm	1970.25
Num	3	Q RAmdeg	1.0	Q DEmdeg	1.1	Q pmRA	1.0
Q pmDE	1.1	BTmag	12.034	E BTmag	0.135	VTmag	11.284
E VTmag	0.098	Prox	999	TYC		HIP
CCDM		RAdeg	185.91698861	DEdeg	23.40176806	EpRA 1990	1.85
EpDE 1990	1.41	E RAdeg	53.6	E DEdeg	74.5	Posflg
Corr	0.2

CCDM

Ccdm	12236+2326	RComp		Comp	B	Note1
Note2		Discov num	STF1637	DRAs		DDEs
R dRAs		Year	1904	Theta	145	Rho	21.2
Obs	3	Vmag	10.4	Sp		PmNote
PmRA		PmDE		Dm number		Cat1
Name2		Cat2		HD		M HD
ADS BDS	B 6153	M ADS BDS	N	N IDS		IDS	12186N2359B
HIC	60450