Coord 2000 | 04009-1027 | Discov num | STF 487 | Comp | AC | Coord arcsec 2000 | 04 00 54.98 -10 26 58.2 | ||||
Date first | 1831 | Date last | 2015 | Obs | 27 | ||||||
Pa first | 237 | Pa last | 229.2 | P.A. Now (θ) | 229.2° | ||||||
Sep first | 21.7 | Sep last | 19.848 | Sep. Now (ρ) | 19.848" | ||||||
Mag pri | 9.47 | Mag sec | 10.51 | delta mag (ΔM) | 1.04 | Spectral class | F0V (yellow-white) | ||||
Pri motion ra | +001 | Sec motion ra | +024 | ||||||||
Pri motion dec | +016 | Sec motion dec | +010 | ||||||||
Notes | N L S (See Notes, Linear solution, Parallax indidates non-physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 25298 | 149314 | 04 00 55 -10 26 58 | STF 487 AB | 2016 | 31 | 10 | 12.1 | 9.47 | 9.98 | 0.51 | ||
Show | 149314 | 04 00 55 -10 26 58 | STF 487 AC | 2015 | 27 | 229 | 19.8 | 9.47 | 10.51 | 1.04 | <=== | ||
Show | 04 00 55 -10 26 46 | STF 487 BC | 2015 | 28 | 214 | 30.1 | 9.98 | 10.51 | 0.53 |
Constellation | Eridanus | SAO | 149314 | Tycho2 | 5308-00441-1 | Gaia DR2 | 3193638970074241408 | ||||
HD | 25298 | DM | BD-10 813 |
discov_num | notes | refcode |
STF 487 | B is BD-10@814. |
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 |
04009-1027 | STF 487 | AC | 2007 | 18 | 230 | 19.9 | 9.47 | 10.51 | NLD | 040054.98-102658.2 | |
04009-1027 | STF 487 | AC | 2010 | 19 | 230 | 19.9 | 9.47 | 10.51 | NLD | 040054.98-102658.2 | |
04009-1027 | STF 487 | AC | 2015 | 21 | 229 | 19.8 | 9.47 | 10.51 | F0V | NL | 040054.98-102658.2 |
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 | |
B | pa=9.9° sep=11.98" | |
C | pa=228.7° sep=19.66" | pa=214.2° sep=29.95" |
Name | HD 25298 | Coord arcsec 2000 | 040054.98-102658.2 | Mag | 9.47 | Spectral class | F0V (yellow-white) | ||||
PmRA | 1.00 | PmDE | 16.0 | SAO | 149314 | Tycho2 | 5308-00441-1 | ||||
HD | 25298 | ADS | 2933 | DM | BD-10 813 |
Tycho2 | 5308-00441-1 | Pflag | RAmdeg | 60.22908652 | DEmdeg | -10.44952803 | |||||
PmRA | 1.2 | PmDE | 15.7 | E RAmdeg | 14 | E DEmdeg | 14 | ||||
E pmRA | 1.2 | E pmDE | 1.2 | EpRAm | 1989.19 | EpDEm | 1988.12 | ||||
Num | 6 | Q RAmdeg | 0.9 | Q DEmdeg | 1.1 | Q pmRA | 0.9 | ||||
Q pmDE | 1.1 | BTmag | 9.768 | E BTmag | 0.025 | VTmag | 9.469 | ||||
E VTmag | 0.024 | Prox | 121 | TYC | T | HIP | |||||
CCDM | RAdeg | 60.22908417 | DEdeg | -10.44956639 | EpRA 1990 | 1.65 | |||||
EpDE 1990 | 1.58 | E RAdeg | 13.9 | E DEdeg | 14.8 | Posflg | |||||
Corr | -0.2 |
SAO | 149314 | DelFlag | RA1950 | PmRA1950 | -0.0019 | ||||||
DE1950 | PmDE1950 | 0.05 | Vmag | 9 | SpType | F0 | |||||
Double code | Source | 20 | CatNum | 943 | DM | BD-10 813 | |||||
DMcomp | BDsup | HD | 25298 | M HD | 0 | ||||||
GC | RA1950rad | 1.04079217 | DE1950rad | -0.18481477 | PmRA2000 | -0.0014 | |||||
PmDE2000 | 0.049 |
Ccdm | 04009-1027 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 0.85 | DDEs | 4.0 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 3 | Vmag | 9.5 | Sp | F0 | PmNote | * | ||||
PmRA | -28 | PmDE | 50 | Dm number | -10 813 | Cat1 | BD | ||||
Name2 | 149314 | Cat2 | SAO | HD | 25298 | M HD | |||||
ADS BDS | A 2933 | M ADS BDS | N IDS | IDS | 03562S1044A | ||||||
HIC |
Coord arcsec 2000 | 040055.12-102646.4 | Coord calc | 040055.12-102646.4 | Mag | 9.98 | Spectral class | F0 (yellow-white) | ||||
PmRA | 1.00 | PmDE | 15.0 | Tycho2 | 5308-01438-1 | ADS | 2933 | ||||
DM | BD-10 814 | Calc delta mag | 0.51 |
Tycho2 | 5308-01438-1 | Pflag | RAmdeg | 60.22965591 | DEmdeg | -10.44620866 | |||||
PmRA | 2.1 | PmDE | 15.8 | E RAmdeg | 22 | E DEmdeg | 25 | ||||
E pmRA | 1.3 | E pmDE | 1.3 | EpRAm | 1984.16 | EpDEm | 1982.59 | ||||
Num | 6 | Q RAmdeg | 1.2 | Q DEmdeg | 0.6 | Q pmRA | 1.2 | ||||
Q pmDE | 0.5 | BTmag | 10.736 | E BTmag | 0.050 | VTmag | 9.981 | ||||
E VTmag | 0.038 | Prox | 121 | TYC | T | HIP | |||||
CCDM | RAdeg | 60.22965222 | DEdeg | -10.44624417 | EpRA 1990 | 1.67 | |||||
EpDE 1990 | 1.53 | E RAdeg | 25.1 | E DEdeg | 29.4 | Posflg | P | ||||
Corr | -0.1 |
Ccdm | 04009-1027 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF 487 | DRAs | 1.06 | DDEs | 13.6 | |||||
R dRAs | 10 | Year | 1831 | Theta | 009 | Rho | 11.9 | ||||
Obs | 7 | Vmag | 10.0 | Sp | PmNote | * | |||||
PmRA | -13 | PmDE | 16 | Dm number | -10 814 | Cat1 | BD | ||||
Name2 | 149315 | Cat2 | SAO | HD | M HD | ||||||
ADS BDS | A 2933 | M ADS BDS | N IDS | IDS | 03562S1044B | ||||||
HIC |
Coord arcsec 2000 | 040053.98-102711.2 | Mag | 10.51 | PmRA | 24.00 | PmDE | 10.0 | ||||
Tycho2 | 5308-01439-1 | Calc delta mag | 1.04 | Calc coord | yes |
Tycho2 | 5308-01439-1 | Pflag | RAmdeg | 60.22475032 | DEmdeg | -10.45310600 | |||||
PmRA | 23.9 | PmDE | 9.1 | E RAmdeg | 28 | E DEmdeg | 31 | ||||
E pmRA | 1.4 | E pmDE | 1.4 | EpRAm | 1979.83 | EpDEm | 1980.07 | ||||
Num | 5 | Q RAmdeg | 1.1 | Q DEmdeg | 0.8 | Q pmRA | 1.1 | ||||
Q pmDE | 0.8 | BTmag | 10.987 | E BTmag | 0.061 | VTmag | 10.507 | ||||
E VTmag | 0.055 | Prox | 202 | TYC | T | HIP | |||||
CCDM | RAdeg | 60.22469056 | DEdeg | -10.45313056 | EpRA 1990 | 1.63 | |||||
EpDE 1990 | 1.57 | E RAdeg | 36.3 | E DEdeg | 37.6 | Posflg | |||||
Corr | -0.1 |
Ccdm | 04009-1027 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | STF 487 | DRAs | DDEs | |||||||
R dRAs | Year | 1831 | Theta | 236 | Rho | 21.7 | |||||
Obs | 6 | Vmag | 10.8 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 2933 | M ADS BDS | N IDS | IDS | 03562S1044C | ||||||
HIC |