Coord 2000 | 12061+3850 | Discov num | STF1601 | Comp | Coord arcsec 2000 | 12 06 08.63 +38 49 42.4 | |||||
Date first | 1832 | Date last | 2019 | Obs | 64 | ||||||
Pa first | 319 | Pa last | 297.9 | P.A. Now (θ) | 297.9° | ||||||
Sep first | 2.5 | Sep last | 2.004 | Sep. Now (ρ) | 2.004" | ||||||
Mag pri | 9.64 | Mag sec | 10.80 | delta mag (ΔM) | 1.16 | Spectral class | G6IV (yellow) | ||||
Pri motion ra | -024 | Sec motion ra | |||||||||
Pri motion dec | -068 | Sec motion dec | |||||||||
Notes |
Constellation | Ursa Major | HIP | 59028 | Tycho2 | 3017-01963-1 | Gaia DR2 | 4033961377508114176 | ||||
BD | BD+39 2493 | Distance | 113.77 | Distance ly | 371.12 |
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 |
12061+3850 | STF1601 | 2000 | 42 | 300 | 2.1 | 9.64 | 10.80 | G6IV | D | 120608.63+384942.4 | |
12061+3850 | STF1601 | 2007 | 46 | 300 | 2.1 | 9.64 | 10.80 | G6IV | D | 120608.63+384942.4 | |
12061+3850 | STF1601 | 2014 | 52 | 299 | 2.0 | 9.64 | 10.80 | G6IV | 120608.63+384942.4 | ||
12061+3850 | STF1601 | 2017 | 54 | 298 | 2.0 | 9.64 | 10.80 | G6IV | 120608.63+384942.4 | ||
12061+3850 | STF1601 | 2019 | 63 | 298 | 2.0 | 9.64 | 10.80 | G6IV | 120608.63+384942.4 |
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=304.2° sep=1.67" |
Componente originario normalizzato | AB | Coord arcsec 2000 | 120608.63+384942.4 | Mag | 9.64 | Spectral class | G6IV (yellow) | ||||
PmRA | -24.00 | PmDE | -68.0 | HIP | 59028 | Tycho2 | 3017-01963-1 | ||||
BD | BD+39 2493 |
Tycho2 | 3017-01963-1 | Pflag | RAmdeg | 181.53595713 | DEmdeg | 38.82843665 | |||||
PmRA | -23.5 | PmDE | -67.7 | E RAmdeg | 13 | E DEmdeg | 15 | ||||
E pmRA | 1.4 | E pmDE | 1.4 | EpRAm | 1990.80 | EpDEm | 1990.26 | ||||
Num | 6 | Q RAmdeg | 1.2 | Q DEmdeg | 1.3 | Q pmRA | 1.1 | ||||
Q pmDE | 1.4 | BTmag | 10.438 | E BTmag | 0.029 | VTmag | 9.644 | ||||
E VTmag | 0.021 | Prox | 21 | TYC | T | HIP | 59028 | ||||
CCDM | A | RAdeg | 181.53602583 | DEdeg | 38.82859306 | EpRA 1990 | 1.83 | ||||
EpDE 1990 | 1.68 | E RAdeg | 13.1 | E DEdeg | 15.0 | Posflg | D | ||||
Corr | 0.0 |
Catalog | H | HIP | 59028 | Proxy | H | RAhms | 12 06 08.65 | ||||
DEdms | +38 49 43.0 | Vmag | 9.22 | VarFlag | R Vmag | G | |||||
RAdeg | 181.536 | DEdeg | 38.8286 | AstroRef | A | Plx | 10.07 | ||||
CCDM | 12061+3850 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 302 | Rho | 2.092 | HD | BD | BD+39 2493 | |||||
CD | CP | Dm number | +39 2493 | VIred | 0.78 | ||||||
SpType | G6IV | R SpType | Coord arcsec 2000 | 120608.65+384943.0 |
HIP | 59028 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 3.1684014509 | DErad | 0.677686927 | Plx | 8.79 | PmRA | -30.6 | ||||
PmDE | -62.58 | E RArad | 1.43 | E DErad | 0.93 | E Plx | 1.54 | ||||
E pmRA | 1.74 | E pmDE | 1.32 | Hpmag | 9.3778 | E Hpmag | 0.0025 | ||||
SHp | 0.026 | VA | 0 | BV | 0.73 | E BV | 0.015 | ||||
VI | 0.78 |
Ccdm | 12061+3850 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.51 | DDEs | -17.4 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 9.1 | Sp | PmNote | * | |||||
PmRA | -43 | PmDE | -73 | Dm number | +39 2493 | Cat1 | BD | ||||
Name2 | +39 1235 | Cat2 | AGK2/3 | HD | M HD | ||||||
ADS BDS | A 8421 | M ADS BDS | N IDS | IDS | 12010N3923A | ||||||
HIC | 59028 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 120608.51+384943.3 | Mag | 10.8 | Calc delta mag | 1.16 | ||||
Calc coord | yes |
Ccdm | 12061+3850 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF1601 | DRAs | DDEs | |||||||
R dRAs | Year | 1955 | Theta | 303 | Rho | 1.9 | |||||
Obs | 22 | Vmag | 10.3 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 8421 | M ADS BDS | N IDS | IDS | 12010N3923B | ||||||
HIC | 59028 |