Coord 2000 | 18014+6557 | Discov num | STF2284 | Comp | Coord arcsec 2000 | 18 01 23.28 +65 56 55.4 | |||||
Date first | 1832 | Date last | 2016 | Obs | 40 | ||||||
Pa first | 194 | Pa last | 191.6 | P.A. Now (θ) | 191.6° | ||||||
Sep first | 3.7 | Sep last | 3.601 | Sep. Now (ρ) | 3.601" | ||||||
Mag pri | 8.01 | Mag sec | 9.45 | delta mag (ΔM) | 1.44 | Spectral class | F7IV (yellow-white) | ||||
Pri motion ra | +007 | Sec motion ra | +006 | ||||||||
Pri motion dec | +048 | Sec motion dec | +036 | ||||||||
Notes |
Name | HD 165522 | Constellation | Draco | SAO | 17729 | HIP | 88257 | ||||
Tycho2 | 4213-01344-1 | Gaia DR2 | 2161688071217418240 | HD | 165522 | GC | 24594 | ||||
BD | BD+65 1233 | Distance | 189.75 | Distance ly | 618.96 |
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 |
18014+6557 | STF2284 | 1999 | 30 | 191 | 3.0 | 8.01 | 9.45 | F7IV | D | 180123.28+655655.4 | |
18014+6557 | STF2284 | 2007 | 31 | 192 | 3.6 | 8.01 | 9.45 | F7IV | D | 180123.28+655655.4 | |
18014+6557 | STF2284 | 2010 | 32 | 191 | 3.5 | 8.01 | 9.45 | F7IV | D | 180123.28+655655.4 | |
18014+6557 | STF2284 | 2013 | 36 | 191 | 3.5 | 8.01 | 9.45 | F7IV | D | 180123.28+655655.4 | |
18014+6557 | STF2284 | 2015 | 38 | 192 | 3.6 | 8.01 | 9.45 | F7IV | 180123.28+655655.4 | ||
18014+6557 | STF2284 | 2016 | 39 | 192 | 3.6 | 8.01 | 9.45 | F7IV | 180123.28+655655.4 |
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=184.8° sep=3.54" |
Componente originario normalizzato | AB | Name | HD 165522 | Coord arcsec 2000 | 180123.28+655655.4 | Mag | 8.01 | ||||
Spectral class | F7IV (yellow-white) | PmRA | 7.00 | PmDE | 48.0 | SAO | 17729 | ||||
HIP | 88257 | Tycho2 | 4213-01344-1 | HD | 165522 | GC | 24594 | ||||
BD | BD+65 1233 |
Tycho2 | 4213-01344-1 | Pflag | RAmdeg | 270.34700784 | DEmdeg | 65.94873439 | |||||
PmRA | 7.8 | PmDE | 44.8 | E RAmdeg | 6 | E DEmdeg | 8 | ||||
E pmRA | 1.0 | E pmDE | 1.1 | EpRAm | 1991.35 | EpDEm | 1990.93 | ||||
Num | 8 | Q RAmdeg | 1.3 | Q DEmdeg | 2.4 | Q pmRA | 1.3 | ||||
Q pmDE | 2.4 | BTmag | 8.524 | E BTmag | 0.018 | VTmag | 8.009 | ||||
E VTmag | 0.013 | Prox | 36 | TYC | T | HIP | 88257 | ||||
CCDM | A | RAdeg | 270.34696472 | DEdeg | 65.94863000 | EpRA 1990 | 1.84 | ||||
EpDE 1990 | 1.61 | E RAdeg | 6.1 | E DEdeg | 7.6 | Posflg | |||||
Corr | 0.2 |
SAO | 17729 | DelFlag | RA1950 | PmRA1950 | -0.0012 | ||||||
DE1950 | PmDE1950 | 0.039 | Vmag | 7.6 | SpType | F5 | |||||
Double code | Source | 70 | CatNum | 24594 | DM | BD+65 1233 | |||||
DMcomp | BDsup | HD | 165522 | M HD | 0 | ||||||
GC | 24594 | RA1950rad | 4.71814182 | DE1950rad | 1.15098481 | PmRA2000 | -0.0002 | ||||
PmDE2000 | 0.039 |
Catalog | H | HIP | 88257 | Proxy | H | RAhms | 18 01 23.27 | ||||
DEdms | +65 56 55.1 | Vmag | 7.72 | VarFlag | R Vmag | G | |||||
RAdeg | 270.347 | DEdeg | 65.9486 | AstroRef | A | Plx | 4.38 | ||||
CCDM | 18014+6557 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 192 | Rho | 3.624 | HD | 165522 | BD | BD+65 1233 | ||||
CD | CP | Dm number | +65 1233 | VIred | 0.57 | ||||||
SpType | F5 | R SpType | Coord arcsec 2000 | 180123.27+655655.1 |
HIP | 88257 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 4.7184445825 | DErad | 1.1510207095 | Plx | 5.27 | PmRA | 5.85 | ||||
PmDE | 36.35 | E RArad | 0.53 | E DErad | 0.38 | E Plx | 0.52 | ||||
E pmRA | 0.56 | E pmDE | 0.43 | Hpmag | 7.8255 | E Hpmag | 0.0011 | ||||
SHp | 0.01 | VA | 0 | BV | 0.498 | E BV | 0.015 | ||||
VI | 0.57 |
Ccdm | 18014+6557 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -0.87 | DDEs | -5.0 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 7.8 | Sp | F5 | PmNote | * | ||||
PmRA | -13 | PmDE | 50 | Dm number | +65 1233 | Cat1 | BD | ||||
Name2 | +65 859 | Cat2 | AGK2/3 | HD | 165522 | M HD | |||||
ADS BDS | A11016 | M ADS BDS | N IDS | IDS | 18012N6557A | ||||||
HIC | 88257 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 180123.23+655651.9 | Mag | 9.45 | PmRA | 6.00 | ||||
PmDE | 36.0 | Calc delta mag | 1.44 | Calc coord | yes |
Ccdm | 18014+6557 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2284 | DRAs | DDEs | |||||||
R dRAs | Year | 1953 | Theta | 190 | Rho | 3.5 | |||||
Obs | 14 | Vmag | 9.4 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A11016 | M ADS BDS | N IDS | IDS | 18012N6557B | ||||||
HIC | 88257 |