Coord 2000 | 21094+1721 | Discov num | STF2763 | Comp | BC | Coord arcsec 2000 | 21 09 25.77 +17 20 46.2 | ||||
Date first | 1879 | Date last | 2014 | Obs | 10 | ||||||
Pa first | 227 | Pa last | 226.6 | P.A. Now (θ) | 226.6° | ||||||
Sep first | 35.6 | Sep last | 30.234 | Sep. Now (ρ) | 30.234" | ||||||
Mag pri | 10.88 | Mag sec | 12.80 | delta mag (ΔM) | 1.92 | Spectral class | F6V (yellow-white) | ||||
Pri motion ra | +000 | Sec motion ra | +017 | ||||||||
Pri motion dec | -025 | Sec motion dec | -005 | ||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 201479 | 106879 | 21 09 27 +17 20 40 | STF 2763 AB | 2016 | 37 | 293 | 17.1 | 9.91 | 10.88 | 0.97 | ||
Show | 21 09 26 +17 20 46 | STF 2763 BC | 2014 | 10 | 227 | 30.2 | 10.88 | 12.80 | 1.92 | <=== |
Constellation | Pegasus | Tycho2 | 1653-00141-1 | Gaia DR2 | 1763984609392838528 |
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 |
21094+1721 | STF2763 | BC | 2006 | 4 | 47 | 31.1 | 10.88 | 12.40 | 210925.77+172046.2 | ||
21094+1721 | STF2763 | BC | 2013 | 5 | 227 | 30.9 | 10.88 | 12.80 | 210925.77+172046.2 | ||
21094+1721 | STF2763 | BC | 2014 | 10 | 227 | 30.2 | 10.88 | 12.80 | F6V | 210925.77+172046.2 |
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=292.9° sep=16.94" | |
C | pa=248.8° sep=39.23" | pa=225.3° sep=29.52" |
Name | HD 201479 | Coord arcsec 2000 | 210926.86+172039.6 | Mag | 9.91 | Spectral class | F7V (yellow-white) | ||||
PmRA | 2.00 | PmDE | -27.0 | SAO | 106879 | Tycho2 | 1653-00856-1 | ||||
HD | 201479 | GC | 29578 | DM | BD+16 4466 |
Tycho2 | 1653-00856-1 | Pflag | RAmdeg | 317.36192989 | DEmdeg | 17.34434325 | |||||
PmRA | 1.4 | PmDE | -27.4 | E RAmdeg | 13 | E DEmdeg | 18 | ||||
E pmRA | 1.0 | E pmDE | 1.0 | EpRAm | 1989.28 | EpDEm | 1985.44 | ||||
Num | 11 | Q RAmdeg | 1.8 | Q DEmdeg | 1.5 | Q pmRA | 1.8 | ||||
Q pmDE | 1.5 | BTmag | 10.440 | E BTmag | 0.031 | VTmag | 9.907 | ||||
E VTmag | 0.027 | Prox | 169 | TYC | T | HIP | |||||
CCDM | RAdeg | 317.36192722 | DEdeg | 17.34441444 | EpRA 1990 | 1.66 | |||||
EpDE 1990 | 1.21 | E RAdeg | 13.9 | E DEdeg | 20.5 | Posflg | |||||
Corr | 0.2 |
SAO | 106879 | DelFlag | RA1950 | PmRA1950 | 0.0008 | ||||||
DE1950 | PmDE1950 | 0.001 | Vmag | 9.4 | SpType | F8 | |||||
Double code | Source | 70 | CatNum | 29578 | DM | BD+16 4466 | |||||
DMcomp | BDsup | HD | 201479 | M HD | 0 | ||||||
GC | 29578 | RA1950rad | 5.52885611 | DE1950rad | 0.29917268 | PmRA2000 | 0.0008 | ||||
PmDE2000 | -0.002 |
Ccdm | 21094+1721 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.80 | DDEs | -21.5 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 9.9 | Sp | F8 | PmNote | * | ||||
PmRA | -14 | PmDE | -42 | Dm number | +16 4466 | Cat1 | BD | ||||
Name2 | +17 2333 | Cat2 | AGK2/3 | HD | 201479 | M HD | |||||
ADS BDS | B10775 | M ADS BDS | N IDS | IDS | 21048N1657A | ||||||
HIC |
Coord arcsec 2000 | 210925.77+172046.2 | Coord calc | 210925.77+172046.2 | Mag | 10.88 | Spectral class | F6V (yellow-white) | ||||
PmRA | 0.00 | PmDE | -25.0 | Tycho2 | 1653-00141-1 | Calc delta mag | 0.97 |
Tycho2 | 1653-00141-1 | Pflag | RAmdeg | 317.35739674 | DEmdeg | 17.34619234 | |||||
PmRA | 3.0 | PmDE | -26.9 | E RAmdeg | 30 | E DEmdeg | 42 | ||||
E pmRA | 1.3 | E pmDE | 1.3 | EpRAm | 1985.63 | EpDEm | 1977.82 | ||||
Num | 4 | Q RAmdeg | 0.9 | Q DEmdeg | 1.6 | Q pmRA | 0.9 | ||||
Q pmDE | 1.6 | BTmag | 11.466 | E BTmag | 0.063 | VTmag | 10.878 | ||||
E VTmag | 0.060 | Prox | 169 | TYC | T | HIP | |||||
CCDM | RAdeg | 317.35738972 | DEdeg | 17.34625778 | EpRA 1990 | 1.65 | |||||
EpDE 1990 | 1.20 | E RAdeg | 30.6 | E DEdeg | 46.0 | Posflg | |||||
Corr | 0.2 |
Ccdm | 21094+1721 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2763 | DRAs | 1.69 | DDEs | -14.9 | |||||
R dRAs | 10 | Year | 1829 | Theta | 293 | Rho | 16.8 | ||||
Obs | 16 | Vmag | 11.1 | Sp | PmNote | * | |||||
PmRA | -20 | PmDE | -53 | Dm number | Cat1 | ||||||
Name2 | +17 2332 | Cat2 | AGK2/3 | HD | M HD | ||||||
ADS BDS | B10775 | M ADS BDS | N IDS | IDS | 21048N1657B | ||||||
HIC |
Coord arcsec 2000 | 210924.31+172025.4 | Mag | 12.8 | PmRA | 17.00 | PmDE | -5.0 | ||||
Calc delta mag | 2.89 | Calc coord | yes |