Coord 2000 | 03123+3700 | Discov num | STF 361 | Comp | Coord arcsec 2000 | 03 12 19.25 +36 59 47.2 | |||||
Date first | 1830 | Date last | 2013 | Obs | 19 | ||||||
Pa first | 13 | Pa last | 14.8 | P.A. Now (θ) | 14.8° | ||||||
Sep first | 9.9 | Sep last | 10.64 | Sep. Now (ρ) | 10.64" | ||||||
Mag pri | 8.98 | Mag sec | 11.02 | delta mag (ΔM) | 2.04 | Spectral class | A0 (white) | ||||
Pri motion ra | +000 | Sec motion ra | +002 | ||||||||
Pri motion dec | -006 | Sec motion dec | -008 | ||||||||
Notes | V (Proper motion indicates physical) |
Name | HD 19784 | Constellation | Perseus | SAO | 56243 | Tycho2 | 2352-00404-1 | ||||
Gaia DR2 | 139265796338853888 | HD | 19784 |
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 |
03123+3700 | STF 361 | 1998 | 15 | 14 | 10.2 | 8.98 | 11.02 | A0 | D | 031219.25+365947.2 | |
03123+3700 | STF 361 | 2011 | 16 | 15 | 10.2 | 8.98 | 11.02 | A0 | D | 031219.25+365947.2 | |
03123+3700 | STF 361 | 2013 | 18 | 15 | 10.6 | 8.98 | 11.02 | A0 | 031219.25+365947.2 | ||
03123+3700 | STF 361 | 2015 | 20 | 15 | 10.2 | 8.98 | 11.02 | A0 | 031219.25+365947.2 |
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 | pa=11.9° sep=10.51" |
Componente originario normalizzato | AB | Name | HD 19784 | Coord arcsec 2000 | 031219.25+365947.2 | Mag | 8.98 | ||||
Spectral class | A0 (white) | PmRA | 0.00 | PmDE | -6.0 | SAO | 56243 | ||||
Tycho2 | 2352-00404-1 | HD | 19784 | DM | BD+36 651 |
Tycho2 | 2352-00404-1 | Pflag | RAmdeg | 48.08018969 | DEmdeg | 36.99643365 | |||||
PmRA | -1.8 | PmDE | -6.3 | E RAmdeg | 7 | E DEmdeg | 9 | ||||
E pmRA | 1.9 | E pmDE | 1.9 | EpRAm | 1991.51 | EpDEm | 1991.19 | ||||
Num | 7 | Q RAmdeg | 1.4 | Q DEmdeg | 0.8 | Q pmRA | 1.5 | ||||
Q pmDE | 0.7 | BTmag | 9.108 | E BTmag | 0.017 | VTmag | 8.978 | ||||
E VTmag | 0.015 | Prox | 102 | TYC | T | HIP | |||||
CCDM | RAdeg | 48.08019500 | DEdeg | 36.99644861 | EpRA 1990 | 1.75 | |||||
EpDE 1990 | 1.60 | E RAdeg | 7.4 | E DEdeg | 8.6 | Posflg | |||||
Corr | -0.3 |
SAO | 56243 | DelFlag | RA1950 | PmRA1950 | 0.001 | ||||||
DE1950 | PmDE1950 | 0.003 | Vmag | 9 | SpType | A0 | |||||
Double code | Source | 5 | CatNum | 318 | DM | BD+36 651 | |||||
DMcomp | BDsup | HD | 19784 | M HD | 0 | ||||||
GC | RA1950rad | 0.82528092 | DE1950rad | 0.64244238 | PmRA2000 | 0.001 | |||||
PmDE2000 | 0 |
Ccdm | 03123+3700 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 1.25 | DDEs | -13.7 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 8.9 | Sp | A0 | PmNote | * | ||||
PmRA | 1 | PmDE | -20 | Dm number | +36 651 | Cat1 | BD | ||||
Name2 | +36 318 | Cat2 | AGK2/3 | HD | 19784 | M HD | |||||
ADS BDS | A 2394 | M ADS BDS | N IDS | IDS | 03060N3637A | ||||||
HIC |
Componente originario normalizzato | AB | Coord arcsec 2000 | 031219.43+365957.5 | Mag | 11.02 | PmRA | 2.00 | ||||
PmDE | -8.0 | Tycho2 | 2352-01953-1 | Calc delta mag | 2.04 | Calc coord | yes |
Tycho2 | 2352-01953-1 | Pflag | RAmdeg | 48.08106646 | DEmdeg | 36.99918420 | |||||
PmRA | -1.4 | PmDE | -2.5 | E RAmdeg | 40 | E DEmdeg | 52 | ||||
E pmRA | 3.6 | E pmDE | 3.3 | EpRAm | 1989.59 | EpDEm | 1987.15 | ||||
Num | 3 | Q RAmdeg | 0.1 | Q DEmdeg | 3.0 | Q pmRA | 0.1 | ||||
Q pmDE | 3.0 | BTmag | 11.519 | E BTmag | 0.078 | VTmag | 11.017 | ||||
E VTmag | 0.073 | Prox | 102 | TYC | T | HIP | |||||
CCDM | RAdeg | 48.08107056 | DEdeg | 36.99919028 | EpRA 1990 | 1.79 | |||||
EpDE 1990 | 1.57 | E RAdeg | 40.5 | E DEdeg | 53.5 | Posflg | |||||
Corr | -0.2 |
Ccdm | 03123+3700 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF 361 | DRAs | 1.46 | DDEs | -3.9 | |||||
R dRAs | 90 | Year | 1830 | Theta | 013 | Rho | 10.1 | ||||
Obs | 8 | Vmag | 11.6 | Sp | PmNote | ||||||
PmRA | 1 | PmDE | -20 | Dm number | Cat1 | ||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 2394 | M ADS BDS | N IDS | IDS | 03060N3637B | ||||||
HIC |