Coord 2000 | 05177+0441 | Discov num | STF 678 | Comp | AB | Coord arcsec 2000 | 05 17 39.01 +04 41 01.8 | ||||
Date first | 1830 | Date last | 2018 | Obs | 37 | ||||||
Pa first | 97 | Pa last | 103 | P.A. Now (θ) | 103° | ||||||
Sep first | 3.3 | Sep last | 3.603 | Sep. Now (ρ) | 3.603" | ||||||
Mag pri | 9.11 | Mag sec | 9.44 | delta mag (ΔM) | 0.33 | Spectral class | F0 (yellow-white) | ||||
Pri motion ra | -007 | Sec motion ra | +013 | ||||||||
Pri motion dec | -027 | Sec motion dec | -030 | ||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 34456 | 112602 | 05 17 39 +04 41 02 | STF 678 AB | 2018 | 37 | 103 | 3.6 | 9.11 | 9.44 | 0.33 | <=== | |
Show | 112602 | 05 17 39 +04 41 02 | STF 678 AC | 2021 | 9 | 338 | 78.2 | 9.12 | 12.62 | 3.50 |
Name | HD 34456 | Constellation | Orion | SAO | 112602 | HIP | 24676 | ||||
Tycho2 | 0108-02549-1 | Gaia DR2 | 3237277792010166656 | HD | 34456 | GC | 6475 | ||||
BD | BD+04 891 | Distance | 173.01 | Distance ly | 564.36 |
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 |
05177+0441 | STF 678 | AB | 2000 | 29 | 104 | 2.8 | 9.11 | 9.44 | F0 | D | 051739.01+044101.8 |
05177+0441 | STF 678 | AB | 2008 | 31 | 103 | 3.6 | 9.11 | 9.44 | F0 | D | 051739.01+044101.8 |
05177+0441 | STF 678 | AB | 2009 | 33 | 103 | 3.6 | 9.11 | 9.44 | F0 | D | 051739.01+044101.8 |
05177+0441 | STF 678 | AB | 2017 | 32 | 103 | 3.6 | 9.11 | 9.44 | F0 | 051739.01+044101.8 | |
05177+0441 | STF 678 | AB | 2018 | 34 | 104 | 3.6 | 9.11 | 9.44 | F0 | 051739.01+044101.8 |
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 | |
B | pa=103.0° sep=3.59" | |
C | pa=338.5° sep=78.16" | pa=336.4° sep=80.26" |
Name | HD 34456 | Coord arcsec 2000 | 051739.01+044101.8 | Mag | 9.11 | Spectral class | F0 (yellow-white) | ||||
PmRA | -7.00 | PmDE | -27.0 | SAO | 112602 | HIP | 24676 | ||||
Tycho2 | 0108-02549-1 | HD | 34456 | GC | 6475 | BD | BD+04 891 |
Tycho2 | 0108-02549-1 | Pflag | RAmdeg | 79.41251280 | DEmdeg | 4.68377616 | |||||
PmRA | -1.9 | PmDE | -27.0 | E RAmdeg | 11 | E DEmdeg | 13 | ||||
E pmRA | 1.9 | E pmDE | 1.9 | EpRAm | 1991.32 | EpDEm | 1990.84 | ||||
Num | 3 | Q RAmdeg | 0.1 | Q DEmdeg | 1.6 | Q pmRA | 0.1 | ||||
Q pmDE | 1.6 | BTmag | 9.703 | E BTmag | 0.024 | VTmag | 9.115 | ||||
E VTmag | 0.019 | Prox | 36 | TYC | T | HIP | 24676 | ||||
CCDM | A | RAdeg | 79.41251750 | DEdeg | 4.68384056 | EpRA 1990 | 1.71 | ||||
EpDE 1990 | 1.40 | E RAdeg | 10.6 | E DEdeg | 13.4 | Posflg | D | ||||
Corr | -0.1 |
SAO | 112602 | DelFlag | RA1950 | PmRA1950 | 0.0015 | ||||||
DE1950 | PmDE1950 | -0.022 | Vmag | 8.1 | SpType | F0 | |||||
Double code | Source | 70 | CatNum | 6475 | DM | BD+04 891 | |||||
DMcomp | BDsup | HD | 34456 | M HD | 0 | ||||||
GC | 6475 | RA1950rad | 1.37443942 | DE1950rad | 0.0808357 | PmRA2000 | 0.0017 | ||||
PmDE2000 | -0.023 |
Catalog | H | HIP | 24676 | Proxy | H | RAhms | 05 17 39.01 | ||||
DEdms | +04 41 01.8 | Vmag | 8.48 | VarFlag | R Vmag | G | |||||
RAdeg | 79.4125 | DEdeg | 4.68384 | AstroRef | A | Plx | 1.92 | ||||
CCDM | 05176+0442 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 103 | Rho | 3.586 | HD | 34456 | BD | BD+04 891 | ||||
CD | CP | Dm number | +04 891 | VIred | 0.64 | ||||||
SpType | F0 | R SpType | Coord arcsec 2000 | 051739.01+044101.8 |
HIP | 24676 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 1.3860099708 | DErad | 0.0817484932 | Plx | 5.78 | PmRA | 18.96 | ||||
PmDE | -32.11 | E RArad | 2.21 | E DErad | 1.37 | E Plx | 1.75 | ||||
E pmRA | 2.74 | E pmDE | 1.47 | Hpmag | 8.5775 | E Hpmag | 0.0021 | ||||
SHp | 0.013 | VA | 0 | BV | 0.564 | E BV | 0.007 | ||||
VI | 0.64 |
Coord arcsec 2000 | 051739.24+044101.0 | Mag | 9.44 | PmRA | 13.00 | PmDE | -30.0 | ||||
Calc delta mag | 0.33 | Calc coord | yes |
Coord arcsec 2000 | 051737.09+044214.5 | Mag | 12.62 | PmRA | 0.00 | PmDE | -7.0 | ||||
Tycho2 | 0108-01926-1 | Calc delta mag | 3.51 | Calc coord | yes |
Tycho2 | 0108-01926-1 | Pflag | RAmdeg | 79.40461265 | DEmdeg | 4.70387589 | |||||
PmRA | -2.8 | PmDE | -10.1 | E RAmdeg | 55 | E DEmdeg | 42 | ||||
E pmRA | 2.6 | E pmDE | 2.6 | EpRAm | 1977.56 | EpDEm | 1978.04 | ||||
Num | 3 | Q RAmdeg | 1.0 | Q DEmdeg | 0.1 | Q pmRA | 1.0 | ||||
Q pmDE | 0.1 | BTmag | 13.072 | E BTmag | 0.335 | VTmag | 12.617 | ||||
E VTmag | 0.264 | Prox | 776 | TYC | HIP | ||||||
CCDM | RAdeg | 79.40459528 | DEdeg | 4.70389639 | EpRA 1990 | 1.73 | |||||
EpDE 1990 | 1.39 | E RAdeg | 111.8 | E DEdeg | 151.0 | Posflg | |||||
Corr | -0.1 |