Coord 2000 | 18399+0722 | Discov num | STF2355 | Comp | AC | Coord arcsec 2000 | 18 39 51.59 +07 21 30.9 | ||||
Date first | 1909 | Date last | 2012 | Obs | 9 | ||||||
Pa first | 40 | Pa last | 38.3 | P.A. Now (θ) | 38.3° | ||||||
Sep first | 107.3 | Sep last | 109.61 | Sep. Now (ρ) | 109.61" | ||||||
Mag pri | 6.29 | Mag sec | 10.56 | delta mag (ΔM) | 4.27 | Spectral class | G8III (yellow) | ||||
Pri motion ra | -001 | Sec motion ra | -005 | ||||||||
Pri motion dec | -046 | Sec motion dec | -015 | ||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 172424 | 123782 | 18 39 52 +07 21 31 | STF 2355 AB | 2002 | 15 | 127 | 21.7 | 6.29 | 11.68 | 5.39 | ||
Show | 123782 | 18 39 52 +07 21 31 | STF 2355 AC | 2012 | 9 | 38 | 109.6 | 6.29 | 10.56 | 4.27 | <=== | ||
Show | 123782 | 18 39 52 +07 21 31 | FOX 233 AD | 2002 | 4 | 225 | 46.6 | 6.29 | 12.50 | 6.21 |
Constellation | Ophiuchus | SAO | 123782 | HIP | 91523 | Tycho2 | 0459-02523-1 | ||||
Gaia DR2 | 4286726391952772352 | HD | 172424 | HR | 7010 | ADS | 11555 | ||||
BD | BD+07 3798 | Distance | 147.49 | Distance ly | 481.11 |
refcode | metd | author | reference |
Fox1909 | Ma - | Fox, P. | 1909AN....181..245F |
Fox1909 | AN 181, 245, 1909 (measures are also in Fox1915) | ||
Fox1910 | Ma - | Fox, P. | 1910AJ.....26...87F |
Fox1910 | AJ 26, 87, 1910 (measures are also in Fox1915) | ||
Fox1915 | Ma j | Fox, P. | 1915AnDea...1....1F |
Fox1915 | Ann. Dearborn Obs. 1, 1, 1915 | ||
Fox1915b | Ma j | Fox, P. | 1915AnDea...1...52F |
Fox1915b | Ann. Dearborn Obs. 1, 52, 1915 | ||
Fox1925 | Ma j | Fox, P. | 1925AnDea...2....1F |
Fox1925 | +Ca | Ann. Dearborn Obs. 2, 1, 1925 | |
Fox1946 | Ma - | Fox, P. | 1946AnDea...6....1F |
Fox1946 | +Po | Ann. Dearborn Obs. 6, 1, 1946 | |
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. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
18399+0722 | STF2355 | AC | 2002 | 7 | 38 | 109.5 | 6.29 | 10.56 | G8III | D | 183951.60+072131.4 |
18399+0722 | STF2355 | AC | 2012 | 9 | 38 | 109.6 | 6.29 | 10.56 | G8III | D | 183951.60+072131.4 |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
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A | B | C | |
B | pa=127.2° sep=21.59" | ||
C | pa=38.1° sep=109.26" | pa=26.9° sep=111.06" | |
D | pa=224.5° sep=46.40" | pa=248.0° sep=53.58" | pa=220.0° sep=155.46" |
Name | HD 172424 | Coord arcsec 2000 | 183951.59+072130.9 | Mag | 6.29 | Spectral class | G8III (yellow) | ||||
PmRA | -1.00 | PmDE | -46.0 | SAO | 123782 | HIP | 91523 | ||||
Tycho2 | 0459-02523-1 | HD | 172424 | HR | 7010 | GC | 25527 | ||||
BD | BD+07 3798 |
Tycho2 | 0459-02523-1 | Pflag | RAmdeg | 279.96498396 | DEmdeg | 7.35859817 | |||||
PmRA | -3.1 | PmDE | -44.8 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
E pmRA | 1.4 | E pmDE | 1.4 | EpRAm | 1991.67 | EpDEm | 1991.57 | ||||
Num | 12 | Q RAmdeg | 1.0 | Q DEmdeg | 0.8 | Q pmRA | 0.9 | ||||
Q pmDE | 0.7 | BTmag | 7.474 | E BTmag | 0.015 | VTmag | 6.371 | ||||
E VTmag | 0.010 | Prox | 999 | TYC | T | HIP | 91523 | ||||
CCDM | RAdeg | 279.96499139 | DEdeg | 7.35870139 | EpRA 1990 | 1.81 | |||||
EpDE 1990 | 1.70 | E RAdeg | 3.8 | E DEdeg | 4.1 | Posflg | |||||
Corr | -0.2 |
SAO | 123782 | DelFlag | RA1950 | PmRA1950 | 0.0003 | ||||||
DE1950 | PmDE1950 | -0.055 | Vmag | 6.4 | SpType | K0 | |||||
Double code | Source | 70 | CatNum | 25527 | DM | BD+07 3798 | |||||
DMcomp | BDsup | HD | 172424 | M HD | 0 | ||||||
GC | 25527 | RA1950rad | 4.87574486 | DE1950rad | 0.12762435 | PmRA2000 | 0.0005 | ||||
PmDE2000 | -0.056 |
Catalog | H | HIP | 91523 | Proxy | RAhms | 18 39 51.60 | |||||
DEdms | +07 21 31.4 | Vmag | 6.26 | VarFlag | R Vmag | H | |||||
RAdeg | 279.965 | DEdeg | 7.35871 | AstroRef | Plx | 6.68 | |||||
CCDM | 18399+0722 | N CCDM | I | Nsys | 1 | Ncomp | 1 | ||||
MultFlag | Source | Qual | S | M HIP | |||||||
Theta | Rho | HD | 172424 | BD | BD+07 3798 | ||||||
CD | CP | Dm number | +07 3798 | VIred | 0.95 | ||||||
SpType | G8III | R SpType | Coord arcsec 2000 | 183951.60+072131.4 |
HIP | 91523 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 4.8863109295 | DErad | 0.128433717 | Plx | 6.78 | PmRA | -0.91 | ||||
PmDE | -46.23 | E RArad | 0.34 | E DErad | 0.25 | E Plx | 0.42 | ||||
E pmRA | 0.31 | E pmDE | 0.28 | Hpmag | 6.4274 | E Hpmag | 0.0009 | ||||
SHp | 0.009 | VA | 0 | BV | 0.962 | E BV | 0.006 | ||||
VI | 0.95 |
Ccdm | 18399+0722 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -2.39 | DDEs | -30.4 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 4 | Vmag | 6.4 | Sp | K0 | PmNote | * | ||||
PmRA | 1 | PmDE | -78 | Dm number | +07 3798 | Cat1 | BD | ||||
Name2 | +07 2471 | Cat2 | AGK2/3 | HD | 172424 | M HD | |||||
ADS BDS | A11555 | M ADS BDS | N IDS | IDS | 18350N0716A | ||||||
HIC | 91523 |
Coord arcsec 2000 | 183952.75+072117.8 | Mag | 11.68 | PmRA | 2.00 | PmDE | 11.0 | ||||
Calc delta mag | 5.39 | Calc coord | yes |
Ccdm | 18399+0722 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2355 | DRAs | DDEs | |||||||
R dRAs | Year | 1960 | Theta | 133 | Rho | 23.1 | |||||
Obs | 7 | Vmag | 11.4 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A11555 | M ADS BDS | N | N IDS | IDS | 18350N0716B | |||||
HIC |
Coord arcsec 2000 | 183956.12+072256.9 | Mag | 10.56 | PmRA | -5.00 | PmDE | -15.0 | ||||
Calc delta mag | 4.27 | Calc coord | yes |
Ccdm | 18399+0722 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | STF2355 | DRAs | DDEs | |||||||
R dRAs | Year | 1960 | Theta | 038 | Rho | 108.0 | |||||
Obs | 2 | Vmag | Sp | PmNote | |||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A11555 | M ADS BDS | N IDS | IDS | 18350N0716C | ||||||
HIC |
Coord arcsec 2000 | 183949.41+072057.8 | Mag | 12.5 | PmRA | -2.00 | PmDE | -4.0 | ||||
Calc delta mag | 6.21 | Calc coord | yes |
Ccdm | 18399+0722 | RComp | Comp | D | Note1 | ||||||
Note2 | Discov num | FOX | DRAs | DDEs | |||||||
R dRAs | Year | 1912 | Theta | 224 | Rho | 50.4 | |||||
Obs | 1 | Vmag | 12.5 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A11555 | M ADS BDS | N IDS | IDS | 18350N0716D | ||||||
HIC |