Coord 2000 | 19332+6010 | Discov num | STFA 44 | Comp | Coord arcsec 2000 | 19 33 10.07 +60 09 31.3 | |||||
Date first | 1834 | Date last | 2022 | Obs | 44 | ||||||
Pa first | 287 | Pa last | 287 | P.A. Now (θ) | 287° | ||||||
Sep first | 76.6 | Sep last | 75.8 | Sep. Now (ρ) | 75.8" | ||||||
Mag pri | 6.47 | Mag sec | 8.19 | delta mag (ΔM) | 1.72 | Spectral class | K4III (yellow-orange) | ||||
Pri motion ra | +004 | Sec motion ra | +015 | ||||||||
Pri motion dec | +005 | Sec motion dec | +010 | ||||||||
Notes | N Z (See Notes, Parallax indicates components are physical) |
Name | HD 184936 | Constellation | Draco | SAO | 18395 | HIP | 96164 | ||||
Tycho2 | 4230-00423-1 | Gaia DR2 | 2239204740488748928 | HD | 184936 | HR | 7448 | ||||
GC | 27048 | BD | BD+59 2060 | FK5 | 3563 | Distance | 309.6 | ||||
Distance ly | 1009.92 |
discov_num | notes | refcode |
STFA 44 | STTA186. B is BD+59@2059. |
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 |
19332+6010 | STFA 44 | 2005 | 40 | 288 | 75.5 | 6.47 | 8.19 | K4III | NZD | 193310.07+600931.3 | |
19332+6010 | STFA 44 | 2010 | 42 | 287 | 75.5 | 6.47 | 8.19 | K4III | NZ | 193310.07+600931.3 | |
19332+6010 | STFA 44 | 2017 | 43 | 287 | 74.9 | 6.47 | 8.19 | K4III | NZ | 193310.07+600931.3 | |
19332+6010 | STFA 44 | 2022 | 44 | 287 | 75.8 | 6.47 | 8.19 | K4III | NZ | 193310.07+600931.3 |
Show | date | username | difficulty | separation | pa_estim | interest | notes ⇑ |
Show | 22/08/04 | daedalus1 | mean difficulty | separated | 287 | Seeing Pickering 5, poor. Measures: theta 287, rho 75.8 +/- 0.132 |
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=301.6° sep=42.33" |
Componente originario normalizzato | AB | Name | HD 184936 | Coord arcsec 2000 | 193310.07+600931.3 | Mag | 6.47 | ||||
Spectral class | K4III (yellow-orange) | PmRA | 4.00 | PmDE | 5.0 | SAO | 18395 | ||||
HIP | 96164 | Tycho2 | 4230-00423-1 | HD | 184936 | HR | 7448 | ||||
GC | 27048 | BD | BD+59 2060 | FK5 | 3563 |
Tycho2 | 4230-00423-1 | Pflag | RAmdeg | 293.29195528 | DEmdeg | 60.15868967 | |||||
PmRA | 4.1 | PmDE | 4.5 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
E pmRA | 0.9 | E pmDE | 1.1 | EpRAm | 1991.33 | EpDEm | 1991.33 | ||||
Num | 15 | Q RAmdeg | 0.8 | Q DEmdeg | 0.5 | Q pmRA | 0.8 | ||||
Q pmDE | 0.5 | BTmag | 8.373 | E BTmag | 0.016 | VTmag | 6.465 | ||||
E VTmag | 0.010 | Prox | 754 | TYC | T | HIP | 96164 | ||||
CCDM | RAdeg | 293.29193611 | DEdeg | 60.15867917 | EpRA 1990 | 1.66 | |||||
EpDE 1990 | 1.60 | E RAdeg | 4.0 | E DEdeg | 4.0 | Posflg | |||||
Corr | -0.1 |
SAO | 18395 | DelFlag | RA1950 | PmRA1950 | 0.001 | ||||||
DE1950 | PmDE1950 | 0 | Vmag | 6.4 | SpType | K5 | |||||
Double code | Source | 70 | CatNum | 27048 | DM | BD+59 2060 | |||||
DMcomp | BDsup | HD | 184936 | M HD | 0 | ||||||
GC | 27048 | RA1950rad | 5.11549537 | DE1950rad | 1.04805084 | PmRA2000 | 0.0016 | ||||
PmDE2000 | -0.002 |
Catalog | H | HIP | 96164 | Proxy | RAhms | 19 33 10.06 | |||||
DEdms | +60 09 31.2 | Vmag | 6.3 | VarFlag | 1 | R Vmag | H | ||||
RAdeg | 293.292 | DEdeg | 60.1587 | AstroRef | Plx | 2.71 | |||||
CCDM | 19331+6010 | N CCDM | I | Nsys | 2 | Ncomp | 1 | ||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 184936 | BD | BD+59 2060 | ||||||
CD | CP | Dm number | +59 2060 | VIred | 1.55 | ||||||
SpType | K4III | R SpType | Coord arcsec 2000 | 193310.06+600931.2 |
HIP | 96164 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 5.1189099717 | DErad | 1.0499670031 | Plx | 3.23 | PmRA | 3.84 | ||||
PmDE | 5.37 | E RArad | 0.29 | E DErad | 0.3 | E Plx | 0.31 | ||||
E pmRA | 0.33 | E pmDE | 0.41 | Hpmag | 6.416 | E Hpmag | 0.0013 | ||||
SHp | 0.01 | VA | 0 | BV | 1.58 | E BV | 0.009 | ||||
VI | 1.6 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 193305.24+600953.5 | Mag | 8.19 | PmRA | 15.00 | ||||
PmDE | 10.0 | Calc delta mag | 1.72 | Calc coord | yes |