Coord 2000 | 13550+7824 | Discov num | STF1798 | Comp | Coord arcsec 2000 | 13 55 02.30 +78 23 59.2 | |||||
Date first | 1832 | Date last | 2016 | Obs | 34 | ||||||
Pa first | 16 | Pa last | 11.4 | P.A. Now (θ) | 11.4° | ||||||
Sep first | 7.1 | Sep last | 7.527 | Sep. Now (ρ) | 7.527" | ||||||
Mag pri | 7.67 | Mag sec | 9.65 | delta mag (ΔM) | 1.98 | Spectral class | F2 (yellow-white) | ||||
Pri motion ra | +018 | Sec motion ra | +015 | ||||||||
Pri motion dec | -006 | Sec motion dec | -006 | ||||||||
Notes |
Name | HD 122189 | Constellation | Ursa Minor | SAO | 7912 | HIP | 67959 | ||||
Tycho2 | 4561-00926-1 | Gaia DR2 | 1714981888698274304 | HD | 122189 | GC | 18869 | ||||
BD | BD+79 433 | Distance | 124.53 | Distance ly | 406.22 |
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 |
13550+7824 | STF1798 | 2006 | 24 | 11 | 7.5 | 7.67 | 9.65 | F2 | D | 135502.30+782359.2 | |
13550+7824 | STF1798 | 2014 | 27 | 11 | 8.3 | 7.67 | 9.65 | F2 | D | 135502.30+782359.2 | |
13550+7824 | STF1798 | 2015 | 28 | 11 | 7.5 | 7.67 | 9.65 | F2 | 135502.30+782359.2 | ||
13550+7824 | STF1798 | 2016 | 34 | 11 | 7.5 | 7.67 | 9.65 | F2 | 135502.30+782359.2 |
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=2.3° sep=7.38" |
Componente originario normalizzato | AB | Name | HD 122189 | Coord arcsec 2000 | 135502.30+782359.2 | Mag | 7.67 | ||||
Spectral class | F2 (yellow-white) | PmRA | 18.00 | PmDE | -6.0 | SAO | 7912 | ||||
HIP | 67959 | Tycho2 | 4561-00926-1 | HD | 122189 | GC | 18869 | ||||
BD | BD+79 433 |
Tycho2 | 4561-00926-1 | Pflag | RAmdeg | 208.75959542 | DEmdeg | 78.39977389 | |||||
PmRA | 17.0 | PmDE | -6.3 | E RAmdeg | 5 | E DEmdeg | 5 | ||||
E pmRA | 1.3 | E pmDE | 1.4 | EpRAm | 1991.49 | EpDEm | 1991.60 | ||||
Num | 7 | Q RAmdeg | 1.2 | Q DEmdeg | 1.4 | Q pmRA | 1.2 | ||||
Q pmDE | 1.4 | BTmag | 8.108 | E BTmag | 0.015 | VTmag | 7.666 | ||||
E VTmag | 0.011 | Prox | 75 | TYC | T | HIP | 67959 | ||||
CCDM | A | RAdeg | 208.75940083 | DEdeg | 78.39978833 | EpRA 1990 | 1.71 | ||||
EpDE 1990 | 1.76 | E RAdeg | 4.5 | E DEdeg | 4.5 | Posflg | |||||
Corr | 0.1 |
SAO | 7912 | DelFlag | RA1950 | PmRA1950 | 0.0031 | ||||||
DE1950 | PmDE1950 | -0.01 | Vmag | 7.9 | SpType | F2 | |||||
Double code | Source | 70 | CatNum | 18869 | DM | BD+79 433 | |||||
DMcomp | BDsup | HD | 122189 | M HD | 0 | ||||||
GC | 18869 | RA1950rad | 3.64385109 | DE1950rad | 1.37259349 | PmRA2000 | 0.0041 | ||||
PmDE2000 | -0.006 |
Catalog | H | HIP | 67959 | Proxy | H | RAhms | 13 55 02.26 | ||||
DEdms | +78 23 59.2 | Vmag | 7.47 | VarFlag | R Vmag | H | |||||
RAdeg | 208.759 | DEdeg | 78.3998 | AstroRef | A | Plx | 8.49 | ||||
CCDM | 13550+7824 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 12 | Rho | 7.488 | HD | 122189 | BD | BD+79 433 | ||||
CD | CP | Dm number | +79 433 | VIred | 0.52 | ||||||
SpType | F2... | R SpType | Coord arcsec 2000 | 135502.26+782359.2 |
HIP | 67959 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 3.6435390604 | DErad | 1.3683344457 | Plx | 8.03 | PmRA | 14.88 | ||||
PmDE | -7.5 | E RArad | 0.44 | E DErad | 0.47 | E Plx | 0.5 | ||||
E pmRA | 0.6 | E pmDE | 0.57 | Hpmag | 7.5754 | E Hpmag | 0.0011 | ||||
SHp | 0.012 | VA | 0 | BV | 0.448 | E BV | 0.015 | ||||
VI | 0.52 |
Ccdm | 13550+7824 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.22 | DDEs | -0.7 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 8.1 | Sp | F2 | PmNote | * | ||||
PmRA | 9 | PmDE | -8 | Dm number | +79 433 | Cat1 | BD | ||||
Name2 | 7912 | Cat2 | SAO | HD | 122189 | M HD | |||||
ADS BDS | A 9069 | M ADS BDS | N IDS | IDS | 13552N7853A | ||||||
HIC | 67959 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 135502.40+782406.6 | Mag | 9.65 | PmRA | 15.00 | ||||
PmDE | -6.0 | Calc delta mag | 1.98 | Calc coord | yes |
Ccdm | 13550+7824 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF1798 | DRAs | 2.72 | DDEs | 6.7 | |||||
R dRAs | 90 | Year | 1832 | Theta | 013 | Rho | 7.2 | ||||
Obs | 11 | Vmag | 9.9 | Sp | PmNote | ||||||
PmRA | 9 | PmDE | -8 | Dm number | Cat1 | ||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 9069 | M ADS BDS | N IDS | IDS | 13552N7853B | ||||||
HIC | 67959 |