Coord 2000 | 15211+2702 | Discov num | STF1936 | Comp | Coord arcsec 2000 | 15 21 07.63 +27 02 23.4 | |||||
Date first | 1832 | Date last | 2015 | Obs | 25 | ||||||
Pa first | 232 | Pa last | 230.5 | P.A. Now (θ) | 230.5° | ||||||
Sep first | 20.3 | Sep last | 19.751 | Sep. Now (ρ) | 19.751" | ||||||
Mag pri | 9.92 | Mag sec | 10.09 | delta mag (ΔM) | 0.17 | Spectral class | F2+K0 (yellow-white/yellow-orange) | ||||
Pri motion ra | -005 | Sec motion ra | -005 | ||||||||
Pri motion dec | +005 | Sec motion dec | +005 | ||||||||
Notes |
Constellation | Corona Borealis | Tycho2 | 2028-01142-1 | Gaia DR2 | 1271318570254580352 |
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 |
15211+2702 | STF1936 | 2006 | 17 | 231 | 19.7 | 9.92 | 10.09 | F2 K0 | D | 152107.63+270223.4 | |
15211+2702 | STF1936 | 2009 | 18 | 231 | 19.8 | 9.92 | 10.09 | F2 K0 | D | 152107.63+270223.4 | |
15211+2702 | STF1936 | 2010 | 21 | 231 | 19.7 | 9.92 | 10.09 | F2+K0 | 152107.63+270223.4 | ||
15211+2702 | STF1936 | 2015 | 22 | 231 | 19.8 | 9.92 | 10.09 | F2+K0 | 152107.63+270223.4 |
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=227.2° sep=18.50" |
Componente originario normalizzato | AB | Coord arcsec 2000 | 152107.63+270223.4 | Mag | 9.92 | Spectral class | F2 (yellow-white) | ||||
PmRA | -5.00 | PmDE | 5.0 | Tycho2 | 2028-01142-1 | DM | BD+27 2478 |
Tycho2 | 2028-01142-1 | Pflag | RAmdeg | 230.28179027 | DEmdeg | 27.03982335 | |||||
PmRA | -9.2 | PmDE | 3.8 | E RAmdeg | 23 | E DEmdeg | 23 | ||||
E pmRA | 1.7 | E pmDE | 1.6 | EpRAm | 1989.37 | EpDEm | 1988.79 | ||||
Num | 6 | Q RAmdeg | 1.7 | Q DEmdeg | 0.6 | Q pmRA | 1.8 | ||||
Q pmDE | 0.6 | BTmag | 11.748 | E BTmag | 0.074 | VTmag | 9.922 | ||||
E VTmag | 0.028 | Prox | 199 | TYC | T | HIP | |||||
CCDM | RAdeg | 230.28181389 | DEdeg | 27.03981444 | EpRA 1990 | 1.84 | |||||
EpDE 1990 | 1.77 | E RAdeg | 23.0 | E DEdeg | 24.1 | Posflg | |||||
Corr | -0.1 |
Ccdm | 15211+2702 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 1.55 | DDEs | 22.8 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 9.7 | Sp | F2 | PmNote | * | ||||
PmRA | -15 | PmDE | -6 | Dm number | +27 2478 | Cat1 | BD | ||||
Name2 | +27 1427 | Cat2 | AGK2/3 | HD | M HD | ||||||
ADS BDS | B 7233 | M ADS BDS | N IDS | IDS | 15169N2724A | ||||||
HIC |
Componente originario normalizzato | AB | Coord arcsec 2000 | 152106.61+270210.8 | Mag | 10.09 | Spectral class | K0 (yellow-orange) | ||||
PmRA | -5.00 | PmDE | 5.0 | Tycho2 | 2028-00975-1 | Calc delta mag | 0.17 | ||||
Calc coord | yes |
Tycho2 | 2028-00975-1 | Pflag | RAmdeg | 230.27702330 | DEmdeg | 27.03632577 | |||||
PmRA | -3.6 | PmDE | 4.6 | E RAmdeg | 18 | E DEmdeg | 19 | ||||
E pmRA | 1.4 | E pmDE | 1.3 | EpRAm | 1988.12 | EpDEm | 1987.25 | ||||
Num | 8 | Q RAmdeg | 1.8 | Q DEmdeg | 0.9 | Q pmRA | 1.9 | ||||
Q pmDE | 1.0 | BTmag | 10.571 | E BTmag | 0.036 | VTmag | 10.089 | ||||
E VTmag | 0.032 | Prox | 199 | TYC | T | HIP | |||||
CCDM | RAdeg | 230.27703056 | DEdeg | 27.03631333 | EpRA 1990 | 1.85 | |||||
EpDE 1990 | 1.76 | E RAdeg | 20.2 | E DEdeg | 21.1 | Posflg | |||||
Corr | -0.1 |
Ccdm | 15211+2702 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF1936 | DRAs | 0.42 | DDEs | 10.5 | |||||
R dRAs | 10 | Year | 1832 | Theta | 232 | Rho | 20.3 | ||||
Obs | 6 | Vmag | 10.2 | Sp | PmNote | * | |||||
PmRA | -9 | PmDE | -3 | Dm number | Cat1 | ||||||
Name2 | +27 1426 | Cat2 | AGK2/3 | HD | M HD | ||||||
ADS BDS | B 7233 | M ADS BDS | N IDS | IDS | 15169N2724B | ||||||
HIC |