Coord 2000 | 04576-0545 | Discov num | STF 624 | Comp | Coord arcsec 2000 | 04 57 38.25 -05 44 55.3 | |||||
Date first | 1831 | Date last | 2016 | Obs | 23 | ||||||
Pa first | 89 | Pa last | 89.3 | P.A. Now (θ) | 89.3° | ||||||
Sep first | 28.4 | Sep last | 28.689 | Sep. Now (ρ) | 28.689" | ||||||
Mag pri | 8.59 | Mag sec | 9.26 | delta mag (ΔM) | 0.67 | Spectral class | F0 (yellow-white) | ||||
Pri motion ra | +019 | Sec motion ra | +019 | ||||||||
Pri motion dec | -007 | Sec motion dec | -007 | ||||||||
Notes | N T (See Notes, Parallax indicates physical) |
Name | HD 31682 | Constellation | Eridanus | SAO | 131631 | HIP | 23052 | ||||
Tycho2 | 4749-01483-1 | Gaia DR2 | 3212210786617846400 | HD | 31682 | BD | BD-05 1102 | ||||
Distance | 208.77 | Distance ly | 681.01 |
discov_num | notes | refcode |
STF 624 | B is BD-05@1103. |
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 |
04576-0545 | STF 624 | 2003 | 16 | 89 | 28.6 | 8.59 | 9.26 | F0 | N D | 045738.25-054455.3 | |
04576-0545 | STF 624 | 2013 | 18 | 89 | 28.6 | 8.59 | 9.26 | F0 | N | 045738.25-054455.3 | |
04576-0545 | STF 624 | 2015 | 20 | 89 | 28.7 | 8.59 | 9.26 | F0 | N W | 045738.25-054455.3 | |
04576-0545 | STF 624 | 2016 | 23 | 89 | 28.7 | 8.59 | 9.26 | F0 | NT | 045738.25-054455.3 |
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=89.3° sep=28.54" |
Componente originario normalizzato | AB | Name | HD 31682 | Coord arcsec 2000 | 045738.25-054455.3 | Mag | 8.59 | ||||
Spectral class | F0 (yellow-white) | PmRA | 19.00 | PmDE | -7.0 | SAO | 131631 | ||||
HIP | 23052 | Tycho2 | 4749-01483-1 | HD | 31682 | BD | BD-05 1102 |
Tycho2 | 4749-01483-1 | Pflag | RAmdeg | 74.40939272 | DEmdeg | -5.74869973 | |||||
PmRA | 18.4 | PmDE | -8.2 | E RAmdeg | 9 | E DEmdeg | 9 | ||||
E pmRA | 1.1 | E pmDE | 1.1 | EpRAm | 1989.96 | EpDEm | 1989.38 | ||||
Num | 14 | Q RAmdeg | 0.9 | Q DEmdeg | 0.8 | Q pmRA | 0.9 | ||||
Q pmDE | 0.7 | BTmag | 8.972 | E BTmag | 0.020 | VTmag | 8.588 | ||||
E VTmag | 0.017 | Prox | 286 | TYC | T | HIP | 23052 | ||||
CCDM | A | RAdeg | 74.40934917 | DEdeg | -5.74868139 | EpRA 1990 | 1.71 | ||||
EpDE 1990 | 1.57 | E RAdeg | 8.9 | E DEdeg | 9.8 | Posflg | |||||
Corr | 0.2 |
SAO | 131631 | DelFlag | RA1950 | PmRA1950 | 0.0022 | ||||||
DE1950 | PmDE1950 | -0.003 | Vmag | 9 | SpType | F0 | |||||
Double code | Source | 27 | CatNum | 1332 | DM | BD-05 1102 | |||||
DMcomp | BDsup | HD | 31682 | M HD | 0 | ||||||
GC | RA1950rad | 1.28797784 | DE1950rad | -0.1016614 | PmRA2000 | 0.0026 | |||||
PmDE2000 | -0.004 |
Catalog | H | HIP | 23052 | Proxy | RAhms | 04 57 38.24 | |||||
DEdms | -05 44 55.2 | Vmag | 8.49 | VarFlag | R Vmag | H | |||||
RAdeg | 74.4093 | DEdeg | -5.74868 | AstroRef | A | Plx | 5.13 | ||||
CCDM | 04577-0545 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | C | Source | P | Qual | B | M HIP | |||||
Theta | Rho | HD | 31682 | BD | BD-05 1102 | ||||||
CD | CP | Dm number | -05 1102 | VIred | 0.56 | ||||||
SpType | F0 | R SpType | Coord arcsec 2000 | 045738.24-054455.2 |
HIP | 23052 | Sn | 95 | So | 3 | Nc | 1 | ||||
RArad | 1.2986881684 | DErad | -0.1003333237 | Plx | 4.79 | PmRA | 17.78 | ||||
PmDE | -2.9 | E RArad | 1.21 | E DErad | 0.97 | E Plx | 1.7 | ||||
E pmRA | 1.99 | E pmDE | 1.32 | Hpmag | 8.5888 | E Hpmag | 0.0094 | ||||
SHp | 0.019 | VA | 0 | BV | 0.446 | E BV | 0.039 | ||||
VI | 0.52 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 045740.16-054454.9 | Mag | 9.26 | PmRA | 19.00 | ||||
PmDE | -7.0 | HIP | 23053 | Tycho2 | 4749-01484-1 | BD | BD-05 1103 | ||||
Calc delta mag | 0.67 | Calc coord | yes |
Tycho2 | 4749-01484-1 | Pflag | RAmdeg | 74.41737915 | DEmdeg | -5.74859292 | |||||
PmRA | 15.2 | PmDE | -5.5 | E RAmdeg | 15 | E DEmdeg | 16 | ||||
E pmRA | 1.7 | E pmDE | 1.8 | EpRAm | 1990.89 | EpDEm | 1990.72 | ||||
Num | 3 | Q RAmdeg | 0.1 | Q DEmdeg | 0.8 | Q pmRA | 0.1 | ||||
Q pmDE | 0.8 | BTmag | 9.615 | E BTmag | 0.029 | VTmag | 9.261 | ||||
E VTmag | 0.024 | Prox | 286 | TYC | T | HIP | 23053 | ||||
CCDM | B | RAdeg | 74.41734389 | DEdeg | -5.74857972 | EpRA 1990 | 1.66 | ||||
EpDE 1990 | 1.52 | E RAdeg | 15.0 | E DEdeg | 16.2 | Posflg | |||||
Corr | 0.2 |
Catalog | H | HIP | 23053 | Proxy | RAhms | 04 57 40.17 | |||||
DEdms | -05 44 54.9 | Vmag | 9.18 | VarFlag | R Vmag | H | |||||
RAdeg | 74.4174 | DEdeg | -5.74858 | AstroRef | B | Plx | 2.99 | ||||
CCDM | 04577-0545 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | C | Source | I | Qual | B | M HIP | |||||
Theta | Rho | HD | BD | BD-05 1103 | |||||||
CD | CP | Dm number | -05 1103 | VIred | 0.41 | ||||||
SpType | R SpType | Coord arcsec 2000 | 045740.17-054454.9 |
HIP | 23053 | Sn | 95 | So | 3 | Nc | 1 | ||||
RArad | 1.2988278872 | DErad | -0.1003316707 | Plx | 1.2 | PmRA | 14.12 | ||||
PmDE | -7.69 | E RArad | 1.37 | E DErad | 1.15 | E Plx | 2 | ||||
E pmRA | 2.21 | E pmDE | 1.58 | Hpmag | 9.2423 | E Hpmag | 0.0134 | ||||
SHp | 0 | VA | 0 | BV | 0.34 | E BV | 0.04 | ||||
VI | 0.4 |