Coord 2000 | 12411+6831 | Discov num | STF1671 | Comp | AB | Coord arcsec 2000 | 12 41 04.48 +68 30 57.9 | ||||
Date first | 1898 | Date last | 2016 | Obs | 18 | ||||||
Pa first | 201 | Pa last | 200.8 | P.A. Now (θ) | 200.8° | ||||||
Sep first | 29.0 | Sep last | 28.987 | Sep. Now (ρ) | 28.987" | ||||||
Mag pri | 9.30 | Mag sec | 11.04 | delta mag (ΔM) | 1.74 | Spectral class | F2V (yellow-white) | ||||
Pri motion ra | -005 | Sec motion ra | -005 | ||||||||
Pri motion dec | -008 | Sec motion dec | -008 | ||||||||
Notes | T (Parallax indicates physical) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 12 41 04 +68 30 58 | STF 1671 AB | 2016 | 18 | 201 | 29.0 | 9.30 | 11.04 | 1.74 | <=== | |||
Show | 12 41 04 +68 30 58 | STF 1671 AC | 2015 | 17 | 153 | 38.4 | 9.30 | 11.04 | 1.74 |
Constellation | Draco | HIP | 61896 | Tycho2 | 4394-01444-1 | Gaia DR2 | 1682733178295396864 | ||||
BD | BD+69 673 | Distance | 199.2 | Distance ly | 649.79 |
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 |
12411+6831 | STF1671 | AB | 1999 | 9 | 201 | 29.0 | 9.30 | 11.04 | F2V | D | 124104.48+683057.9 |
12411+6831 | STF1671 | AB | 2011 | 10 | 201 | 29.0 | 9.30 | 11.04 | F2V | UD | 124104.48+683057.9 |
12411+6831 | STF1671 | AB | 2015 | 12 | 201 | 29.0 | 9.30 | 11.04 | F2V | UW | 124104.48+683057.9 |
12411+6831 | STF1671 | AB | 2016 | 17 | 201 | 29.0 | 9.30 | 11.04 | F2V | T | 124104.48+683057.9 |
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=187.9° sep=27.36" | |
C | pa=169.5° sep=34.90" | pa=125.5° sep=12.43" |
Coord arcsec 2000 | 124104.48+683057.9 | Mag | 9.3 | Spectral class | F2V (yellow-white) | PmRA | -5.00 | ||||
PmDE | -8.0 | HIP | 61900 | Tycho2 | 4394-01444-1 | BD | BD+69 673 |
Tycho2 | 4394-01444-1 | Pflag | RAmdeg | 190.26863011 | DEmdeg | 68.51606371 | |||||
PmRA | -3.9 | PmDE | -6.7 | E RAmdeg | 10 | E DEmdeg | 10 | ||||
E pmRA | 1.3 | E pmDE | 1.3 | EpRAm | 1990.60 | EpDEm | 1990.54 | ||||
Num | 8 | Q RAmdeg | 0.8 | Q DEmdeg | 1.9 | Q pmRA | 0.8 | ||||
Q pmDE | 2.0 | BTmag | 9.755 | E BTmag | 0.021 | VTmag | 9.297 | ||||
E VTmag | 0.016 | Prox | 290 | TYC | T | HIP | 61900 | ||||
CCDM | A | RAdeg | 190.26865389 | DEdeg | 68.51607944 | EpRA 1990 | 1.66 | ||||
EpDE 1990 | 1.62 | E RAdeg | 10.0 | E DEdeg | 9.7 | Posflg | |||||
Corr | 0.1 |
Catalog | H | HIP | 61900 | Proxy | RAhms | 12 41 04.48 | |||||
DEdms | +68 30 57.9 | Vmag | 9.26 | VarFlag | R Vmag | H | |||||
RAdeg | 190.269 | DEdeg | 68.5161 | AstroRef | A | Plx | 6.74 | ||||
CCDM | 12411+6831 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | C | Source | P | Qual | D | M HIP | |||||
Theta | Rho | HD | BD | BD+69 673 | |||||||
CD | CP | Dm number | +69 673 | VIred | 0.52 | ||||||
SpType | F0 | R SpType | Coord arcsec 2000 | 124104.48+683057.9 |
HIP | 61900 | Sn | 95 | So | 3 | Nc | 1 | ||||
RArad | 3.3208146529 | DErad | 1.1958311223 | Plx | 6.06 | PmRA | -4.81 | ||||
PmDE | -7.33 | E RArad | 0.84 | E DErad | 0.89 | E Plx | 1.04 | ||||
E pmRA | 0.92 | E pmDE | 1.07 | Hpmag | 9.3514 | E Hpmag | 0.0073 | ||||
SHp | 0.023 | VA | 0 | BV | 0.411 | E BV | 0.023 | ||||
VI | 0.48 |
Ccdm | 12411+6831 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -1.64 | DDEs | -2.6 | ||||||
R dRAs | 65 | Year | Theta | Rho | |||||||
Obs | 3 | Vmag | 9.7 | Sp | F0 | PmNote | * | ||||
PmRA | -16 | PmDE | -29 | Dm number | +69 673 | Cat1 | BD | ||||
Name2 | +68 525 | Cat2 | AGK2/3 | HD | M HD | ||||||
ADS BDS | B 6247 | M ADS BDS | N IDS | IDS | 12369N6903A | ||||||
HIC | 61900 |
Coord arcsec 2000 | 124103.79+683030.8 | Mag | 11.04 | PmRA | -5.00 | PmDE | -8.0 | ||||
HIP | 61896 | Calc delta mag | 1.74 | Calc coord | yes |
Catalog | H | HIP | 61896 | Proxy | RAhms | 12 41 02.60 | |||||
DEdms | +68 30 30.8 | Vmag | 11.51 | VarFlag | R Vmag | H | |||||
RAdeg | 190.261 | DEdeg | 68.5086 | AstroRef | B | Plx | 10.04 | ||||
CCDM | 12411+6831 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | C | Source | I | Qual | D | M HIP | |||||
Theta | Rho | HD | BD | ||||||||
CD | CP | Dm number | VIred | 0.7 | |||||||
SpType | R SpType | Coord arcsec 2000 | 124102.60+683030.8 |
HIP | 61896 | Sn | 95 | So | 3 | Nc | 1 | ||||
RArad | 3.320677875 | DErad | 1.1956998657 | Plx | 5.02 | PmRA | -0.94 | ||||
PmDE | -0.25 | E RArad | 2.66 | E DErad | 2.87 | E Plx | 3.35 | ||||
E pmRA | 2.95 | E pmDE | 3.48 | Hpmag | 11.6733 | E Hpmag | 0.0422 | ||||
SHp | 0 | VA | 0 | BV | 0.876 | E BV | 0.132 | ||||
VI | 0.89 |
Ccdm | 12411+6831 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF1671 | DRAs | -3.46 | DDEs | -29.3 | |||||
R dRAs | 65 | Year | 1905 | Theta | 202 | Rho | 29.2 | ||||
Obs | 3 | Vmag | 11.2 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | B 6247 | M ADS BDS | N | N IDS | IDS | 12369N6903B | |||||
HIC | 61896 |
Coord arcsec 2000 | 124105.64+683023.6 | Mag | 11.04 | PmRA | -60.00 | PmDE | -27.0 | ||||
Calc delta mag | 1.74 | Calc coord | yes |
Ccdm | 12411+6831 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | STF1671 | DRAs | 1.89 | DDEs | -35.9 | |||||
R dRAs | 65 | Year | 1905 | Theta | 146 | Rho | 40.0 | ||||
Obs | 3 | Vmag | 11.1 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | B 6247 | M ADS BDS | N IDS | IDS | 12369N6903C | ||||||
HIC |