Coord 2000 | 02341-0538 | Discov num | STF 280 | Comp | Coord arcsec 2000 | 02 34 07.50 -05 38 07.6 | |||||
Date first | 1831 | Date last | 2018 | Obs | 106 | ||||||
Pa first | 348 | Pa last | 345.7 | P.A. Now (θ) | 345.7° | ||||||
Sep first | 2.5 | Sep last | 3.561 | Sep. Now (ρ) | 3.561" | ||||||
Mag pri | 7.98 | Mag sec | 7.97 | delta mag (ΔM) | 0.01 | Spectral class | K1III (yellow-orange) | ||||
Pri motion ra | +027 | Sec motion ra | +027 | ||||||||
Pri motion dec | +026 | Sec motion dec | +026 | ||||||||
Notes |
Name | HD 15994 | Constellation | Cetus | SAO | 129981 | HIP | 11945 | ||||
Tycho2 | 4704-00547-2 | Gaia DR2 | 5178988014965832320 | HD | 15994 | GC | 3081 | ||||
BD | BD-06 502 | Distance | 177.94 | Distance ly | 580.44 |
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 |
02341-0538 | STF 280 | 2006 | 97 | 346 | 3.5 | 7.98 | 7.97 | K1III | D | 023407.50-053807.6 | |
02341-0538 | STF 280 | 2008 | 98 | 345 | 3.6 | 7.98 | 7.97 | K1III | D | 023407.50-053807.6 | |
02341-0538 | STF 280 | 2012 | 102 | 346 | 3.7 | 7.98 | 7.97 | K1III | D | 023407.50-053807.6 | |
02341-0538 | STF 280 | 2017 | 102 | 347 | 3.6 | 7.98 | 7.97 | K1III | 023407.50-053807.6 | ||
02341-0538 | STF 280 | 2018 | 104 | 346 | 3.6 | 7.98 | 7.97 | K1III | 023407.50-053807.6 |
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=345.8° sep=3.56" |
Componente originario normalizzato | AB | Name | HD 15994 | Coord arcsec 2000 | 023407.50-053807.6 | Mag | 7.98 | ||||
Spectral class | K1III (yellow-orange) | PmRA | 27.00 | PmDE | 26.0 |
Ccdm | 02341-0538 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 1.39 | DDEs | -4.5 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 8.0 | Sp | K2 | PmNote | * | ||||
PmRA | 17 | PmDE | 41 | Dm number | -06 502 | Cat1 | BD | ||||
Name2 | 129981 | Cat2 | SAO | HD | 15994 | M HD | |||||
ADS BDS | A 1953 | M ADS BDS | N IDS | IDS | 02291S0605A | ||||||
HIC | 11945 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 023407.44-053804.1 | Mag | 7.97 | PmRA | 27.00 | ||||
PmDE | 26.0 | SAO | 129981 | HIP | 11945 | Tycho2 | 4704-00547-2 | ||||
HD | 15994 | GC | 3081 | BD | BD-06 502 | Calc delta mag | 0.01 | ||||
Calc coord | yes |
Tycho2 | 4704-00547-2 | Pflag | RAmdeg | 38.53124217 | DEmdeg | -5.63544031 | |||||
PmRA | 31.0 | PmDE | 11.3 | E RAmdeg | 7 | E DEmdeg | 11 | ||||
E pmRA | 1.4 | E pmDE | 1.5 | EpRAm | 1991.58 | EpDEm | 1991.16 | ||||
Num | 4 | Q RAmdeg | 0.3 | Q DEmdeg | 2.5 | Q pmRA | 0.4 | ||||
Q pmDE | 2.5 | BTmag | 9.288 | E BTmag | 0.025 | VTmag | 7.979 | ||||
E VTmag | 0.015 | Prox | 36 | TYC | HIP | 11945 | |||||
CCDM | A | RAdeg | 38.53117139 | DEdeg | -5.63546639 | EpRA 1990 | 1.83 | ||||
EpDE 1990 | 1.73 | E RAdeg | 7.4 | E DEdeg | 11.1 | Posflg | |||||
Corr | -0.3 |
SAO | 129981 | DelFlag | RA1950 | PmRA1950 | 0.001 | ||||||
DE1950 | PmDE1950 | 0.041 | Vmag | 8 | SpType | K2 | |||||
Double code | Source | 70 | CatNum | 3081 | DM | BD-06 502 | |||||
DMcomp | BDsup | HD | 15994 | M HD | 0 | ||||||
GC | 3081 | RA1950rad | 0.66160496 | DE1950rad | -0.10216907 | PmRA2000 | 0.0014 | ||||
PmDE2000 | 0.038 |
Catalog | H | HIP | 11945 | Proxy | H | RAhms | 02 34 07.48 | ||||
DEdms | -05 38 07.7 | Vmag | 7.14 | VarFlag | R Vmag | G | |||||
RAdeg | 38.5312 | DEdeg | -5.63547 | AstroRef | A | Plx | 4.8 | ||||
CCDM | 02341-0538 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 346 | Rho | 3.628 | HD | 15994 | BD | BD-06 502 | ||||
CD | CP | Dm number | -06 502 | VIred | 1.04 | ||||||
SpType | K1III | R SpType | Coord arcsec 2000 | 023407.48-053807.7 |
HIP | 11945 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 0.6724957835 | DErad | -0.0983574414 | Plx | 5.62 | PmRA | 27.07 | ||||
PmDE | 24.81 | E RArad | 1.04 | E DErad | 1.06 | E Plx | 1.22 | ||||
E pmRA | 1.66 | E pmDE | 1.53 | Hpmag | 7.3028 | E Hpmag | 0.0012 | ||||
SHp | 0.012 | VA | 0 | BV | 1.08 | E BV | 0.015 | ||||
VI | 1.04 |
Ccdm | 02341-0538 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF 280 | DRAs | DDEs | |||||||
R dRAs | Year | 1831 | Theta | 346 | Rho | 3.6 | |||||
Obs | 31 | Vmag | 8.2 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 1953 | M ADS BDS | N IDS | IDS | 02291S0605B | ||||||
HIC | 11945 |