Coord 2000 | 20117-0435 | Discov num | STF2636 | Comp | Coord arcsec 2000 | 20 11 39.98 -04 35 24.4 | |||||
Date first | 1827 | Date last | 2015 | Obs | 30 | ||||||
Pa first | 202 | Pa last | 203 | P.A. Now (θ) | 203° | ||||||
Sep first | 12.5 | Sep last | 12.547 | Sep. Now (ρ) | 12.547" | ||||||
Mag pri | 9.41 | Mag sec | 10.36 | delta mag (ΔM) | 0.95 | Spectral class | B9V+B6V (blue-white/blue-white) | ||||
Pri motion ra | -004 | Sec motion ra | -006 | ||||||||
Pri motion dec | -014 | Sec motion dec | -014 | ||||||||
Notes | V (Proper motion indicates physical) |
Name | HD 191750 | Constellation | Aquila | SAO | 144156 | HIP | 99507 | ||||
Tycho2 | 5169-02185-1 | Gaia DR2 | 4220700237646361856 | HD | 191750 | GC | 28020 | ||||
BD | BD-05 5181 | Distance | 1666.67 | Distance ly | 5436.68 |
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. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20117-0435 | STF2636 | 2004 | 22 | 203 | 12.3 | 9.41 | 10.36 | A0 | D | 201139.98-043524.4 | |
20117-0435 | STF2636 | 2012 | 26 | 203 | 12.6 | 9.41 | 10.36 | A0 | D | 201139.98-043524.4 | |
20117-0435 | STF2636 | 2015 | 28 | 203 | 12.5 | 9.41 | 10.36 | B9V+B6V | Y | 201139.98-043524.4 |
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 | pa=202.9° sep=12.54" |
Componente originario normalizzato | AB | Name | HD 191750 | Coord arcsec 2000 | 201139.98-043524.4 | Mag | 9.41 | ||||
Spectral class | B9V (blue-white) | PmRA | -4.00 | PmDE | -14.0 | SAO | 144156 | ||||
HIP | 99508 | Tycho2 | 5169-02185-1 | HD | 191750 | GC | 28020 | ||||
BD | BD-05 5181 |
Tycho2 | 5169-02185-1 | Pflag | RAmdeg | 302.91659493 | DEmdeg | -4.59012405 | |||||
PmRA | -4.6 | PmDE | -17.2 | E RAmdeg | 11 | E DEmdeg | 16 | ||||
E pmRA | 1.7 | E pmDE | 1.8 | EpRAm | 1991.23 | EpDEm | 1990.49 | ||||
Num | 3 | Q RAmdeg | 0.1 | Q DEmdeg | 1.5 | Q pmRA | 0.1 | ||||
Q pmDE | 1.5 | BTmag | 9.840 | E BTmag | 0.025 | VTmag | 9.409 | ||||
E VTmag | 0.021 | Prox | 125 | TYC | T | HIP | 99508 | ||||
CCDM | A | RAdeg | 302.91660583 | DEdeg | -4.59008250 | EpRA 1990 | 1.65 | ||||
EpDE 1990 | 1.28 | E RAdeg | 11.1 | E DEdeg | 15.7 | Posflg | |||||
Corr | -0.2 |
SAO | 144156 | DelFlag | RA1950 | PmRA1950 | 0.0026 | ||||||
DE1950 | PmDE1950 | -0.023 | Vmag | 8.8 | SpType | A0 | |||||
Double code | Source | 70 | CatNum | 28020 | DM | BD-05 5181 | |||||
DMcomp | BDsup | HD | 191750 | M HD | 0 | ||||||
GC | 28020 | RA1950rad | 5.27538694 | DE1950rad | -0.08272809 | PmRA2000 | 0.0028 | ||||
PmDE2000 | -0.025 |
Catalog | H | HIP | 99508 | Proxy | RAhms | 20 11 39.99 | |||||
DEdms | -04 35 24.3 | Vmag | 9.36 | VarFlag | R Vmag | H | |||||
RAdeg | 302.917 | DEdeg | -4.59008 | AstroRef | A | Plx | -0.14 | ||||
CCDM | 20117-0435 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | C | Source | P | Qual | A | M HIP | |||||
Theta | Rho | HD | 191750 | BD | BD-05 5181 | ||||||
CD | CP | Dm number | -05 5181 | VIred | 0.51 | ||||||
SpType | A0 | R SpType | Coord arcsec 2000 | 201139.99-043524.3 |
HIP | 99508 | Sn | 95 | So | 3 | Nc | 1 | ||||
RArad | 5.2868921152 | DErad | -0.0801120691 | Plx | 1.49 | PmRA | -31.62 | ||||
PmDE | -19.87 | E RArad | 3.17 | E DErad | 1.67 | E Plx | 3.46 | ||||
E pmRA | 5.3 | E pmDE | 3.71 | Hpmag | 9.4444 | E Hpmag | 0.01 | ||||
SHp | 0.059 | VA | 0 | BV | 0.35 | E BV | 0.039 | ||||
VI | 0.41 |
Ccdm | 20117-0435 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -1.70 | DDEs | -25.2 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 9.2 | Sp | A0 | PmNote | * | ||||
PmRA | 40 | PmDE | -24 | Dm number | -05 5181 | Cat1 | BD | ||||
Name2 | 144156 | Cat2 | SAO | HD | 191750 | M HD | |||||
ADS BDS | A13476 | M ADS BDS | N IDS | IDS | 20064S0453A | ||||||
HIC | 99508 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 201139.65-043535.9 | Mag | 10.36 | Spectral class | B6V (blue-white) | ||||
PmRA | -6.00 | PmDE | -14.0 | HIP | 99507 | Tycho2 | 5169-02188-1 | ||||
Calc delta mag | 0.95 | Calc coord | yes |
Tycho2 | 5169-02188-1 | Pflag | RAmdeg | 302.91525472 | DEmdeg | -4.59332356 | |||||
PmRA | -4.9 | PmDE | -14.5 | E RAmdeg | 24 | E DEmdeg | 36 | ||||
E pmRA | 1.9 | E pmDE | 2.0 | EpRAm | 1990.10 | EpDEm | 1987.72 | ||||
Num | 3 | Q RAmdeg | 0.2 | Q DEmdeg | 1.2 | Q pmRA | 0.2 | ||||
Q pmDE | 1.2 | BTmag | 10.924 | E BTmag | 0.053 | VTmag | 10.364 | ||||
E VTmag | 0.045 | Prox | 125 | TYC | HIP | 99507 | |||||
CCDM | B | RAdeg | 302.91526611 | DEdeg | -4.59328833 | EpRA 1990 | 1.69 | ||||
EpDE 1990 | 1.26 | E RAdeg | 24.2 | E DEdeg | 37.2 | Posflg | |||||
Corr | -0.2 |
Catalog | H | HIP | 99507 | Proxy | RAhms | 20 11 39.66 | |||||
DEdms | -04 35 35.8 | Vmag | 10.23 | VarFlag | R Vmag | H | |||||
RAdeg | 302.915 | DEdeg | -4.59329 | AstroRef | B | Plx | 0.76 | ||||
CCDM | 20117-0435 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | C | Source | I | Qual | A | M HIP | |||||
Theta | Rho | HD | BD | ||||||||
CD | CP | Dm number | VIred | 0.77 | |||||||
SpType | R SpType | Coord arcsec 2000 | 201139.66-043535.8 |
HIP | 99507 | Sn | 95 | So | 3 | Nc | 1 | ||||
RArad | 5.2868685281 | DErad | -0.0801679945 | Plx | 0.6 | PmRA | 3.3 | ||||
PmDE | -20.87 | E RArad | 8.05 | E DErad | 3.61 | E Plx | 8.12 | ||||
E pmRA | 14.21 | E pmDE | 9.39 | Hpmag | 10.4088 | E Hpmag | 0.02 | ||||
SHp | 0 | VA | 0 | BV | 0 | E BV | 0 | ||||
VI | 0 |
Ccdm | 20117-0435 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2636 | DRAs | -2.03 | DDEs | -36.7 | |||||
R dRAs | 90 | Year | 1827 | Theta | 203 | Rho | 12.5 | ||||
Obs | 5 | Vmag | 10.2 | Sp | PmNote | ||||||
PmRA | 40 | PmDE | -24 | Dm number | Cat1 | ||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A13476 | M ADS BDS | N IDS | IDS | 20064S0453B | ||||||
HIC | 99507 |