Coord 2000 | 04024-0700 | Discov num | STF 489 | Comp | Coord arcsec 2000 | 04 02 22.55 -07 00 18.5 | |||||
Date first | 1831 | Date last | 2018 | Obs | 46 | ||||||
Pa first | 195 | Pa last | 197.4 | P.A. Now (θ) | 197.4° | ||||||
Sep first | 2.5 | Sep last | 3.035 | Sep. Now (ρ) | 3.035" | ||||||
Mag pri | 9.61 | Mag sec | 9.68 | delta mag (ΔM) | 0.07 | Spectral class | G0 (yellow) | ||||
Pri motion ra | -002 | Sec motion ra | -016 | ||||||||
Pri motion dec | +021 | Sec motion dec | +007 | ||||||||
Notes |
Name | HD 25458 | Constellation | Eridanus | HIP | 18840 | Tycho2 | 4731-00132-2 | ||||
Gaia DR2 | 3196855316463106688 | HD | 25458 | BD | BD-07 724 | Distance | 85.54 | ||||
Distance ly | 279.03 |
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 |
04024-0700 | STF 489 | 1998 | 36 | 198 | 3.0 | 9.61 | 9.68 | G0 | D | 040222.55-070018.5 | |
04024-0700 | STF 489 | 2009 | 38 | 197 | 3.1 | 9.61 | 9.68 | G0 | D | 040222.55-070018.5 | |
04024-0700 | STF 489 | 2010 | 39 | 197 | 3.0 | 9.61 | 9.68 | G0 | D | 040222.55-070018.5 | |
04024-0700 | STF 489 | 2017 | 42 | 198 | 3.1 | 9.61 | 9.68 | G0 | 040222.55-070018.5 | ||
04024-0700 | STF 489 | 2018 | 44 | 198 | 3.0 | 9.61 | 9.68 | G0 | 040222.55-070018.5 |
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. |
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
|
A | |
B | pa=197.3° sep=3.03" |
Componente originario normalizzato | AB | Name | HD 25458 | Coord arcsec 2000 | 040222.55-070018.5 | Mag | 9.61 | ||||
Spectral class | G0 (yellow) | PmRA | -2.00 | PmDE | 21.0 |
Ccdm | 04024-0700 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -1.45 | DDEs | -25.2 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 9.6 | Sp | G0 | PmNote | * | ||||
PmRA | -8 | PmDE | -19 | Dm number | -07 724 | Cat1 | BD | ||||
Name2 | 130892 | Cat2 | SAO | HD | 25458 | M HD | |||||
ADS BDS | A 2949 | M ADS BDS | N IDS | IDS | 03575S0717A | ||||||
HIC | 18840 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 040222.49-070021.4 | Mag | 9.68 | PmRA | -16.00 | ||||
PmDE | 7.0 | Calc delta mag | 0.07 | Calc coord | yes |
Ccdm | 04024-0700 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF 489 | DRAs | DDEs | |||||||
R dRAs | Year | 1831 | Theta | 197 | Rho | 3.2 | |||||
Obs | 14 | Vmag | 9.8 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 2949 | M ADS BDS | N IDS | IDS | 03575S0717B | ||||||
HIC | 18840 |