Coord 2000 | 18301+0404 | Discov num | STF2322 | Comp | AD | Coord arcsec 2000 | 18 30 05.12 +04 03 55.3 | ||||
Date first | 1912 | Date last | 2009 | Obs | 7 | ||||||
Pa first | 194 | Pa last | 196.8 | P.A. Now (θ) | 196.8° | ||||||
Sep first | 85.2 | Sep last | 85.34 | Sep. Now (ρ) | 85.34" | ||||||
Mag pri | 6.67 | Mag sec | 13.39 | delta mag (ΔM) | 6.72 | Spectral class | B2V (blue-white) | ||||
Pri motion ra | -001 | Sec motion ra | -003 | ||||||||
Pri motion dec | -007 | Sec motion dec | -003 | ||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 123571 | 18 30 05 +04 03 55 | CHR 72 Aa,Ab | 2021 | 17 | 285 | 0.1 | 6.70 | 9.60 | 2.90 | Y | ||
Show | HD 170580 | 123571 | 18 30 05 +04 03 55 | STF 2322 AB | 2009 | 25 | 172 | 19.8 | 6.67 | 11.28 | 4.61 | ||
Show | 123571 | 18 30 05 +04 03 55 | STF 2322 AC | 2015 | 10 | 295 | 67.2 | 6.67 | 12.79 | 6.12 | |||
Show | 123571 | 18 30 05 +04 03 55 | STF 2322 AD | 2009 | 7 | 197 | 85.3 | 6.67 | 13.39 | 6.72 | <=== |
Constellation | Ophiuchus | SAO | 123571 | HIP | 90676 | Tycho2 | 0454-01662-1 | ||||
Gaia DR2 | 4284093473916591104 | HD | 170580 | HR | 6941 | ADS | 11399 | ||||
BD | BD+03 3727 | FK5 | 3469 | Distance | 507.61 | Distance ly | 1655.82 |
discov_num | notes | refcode |
CHR 72 | Aa,Ab: 1985.8424: This autocorrelogram was remeasured; the new results | |
are listed here. |
refcode | metd | author | reference |
CHR | Center for High Ang. Res. Astronomy (speckle interferometry systems) | ||
CHR | (see papers by Hartkopf, Mason, McAlister, etc.) | ||
CHR9999 | Sc j | McAlister, H.A., Hartkopf, W.I., et al. | ................... |
CHR9999 | Unpublished, manuscript or reference not found. | ||
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 |
18301+0404 | STF2322 | AD | 2006 | 5 | 193 | 85.7 | 6.67 | 12.90 | B2V | D | 183005.12+040355.3 |
18301+0404 | STF2322 | AD | 2009 | 6 | 197 | 85.3 | 6.67 | 12.90 | B2V | N D | 183005.12+040355.3 |
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 | Ab | B | C | |
Ab | pa=285.1° sep=0.11" | |||
B | pa=171.8° sep=19.81" | pa=171.5° sep=19.85" | ||
C | pa=295.0° sep=67.08" | pa=295.0° sep=66.98" | pa=307.0° sep=79.66" | |
D | pa=196.8° sep=85.32" | pa=196.7° sep=85.32" | pa=203.8° sep=67.88" | pa=161.8° sep=115.81" |
Name | HD 170580 | Coord arcsec 2000 | 183005.12+040355.3 | Mag | 6.67 | Spectral class | B2V (blue-white) | ||||
PmRA | -1.00 | PmDE | -7.0 | SAO | 123571 | HIP | 90676 | ||||
Tycho2 | 0454-01662-1 | HD | 170580 | HR | 6941 | GC | 25256 | ||||
BD | BD+03 3727 | FK5 | 3469 |
Tycho2 | 0454-01662-1 | Pflag | RAmdeg | 277.52133671 | DEmdeg | 4.06535588 | |||||
PmRA | 0.9 | PmDE | -4.8 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
E pmRA | 1.2 | E pmDE | 1.2 | EpRAm | 1991.51 | EpDEm | 1991.40 | ||||
Num | 19 | Q RAmdeg | 1.0 | Q DEmdeg | 1.0 | Q pmRA | 0.9 | ||||
Q pmDE | 0.9 | BTmag | 6.765 | E BTmag | 0.015 | VTmag | 6.683 | ||||
E VTmag | 0.010 | Prox | 999 | TYC | T | HIP | 90676 | ||||
CCDM | RAdeg | 277.52133500 | DEdeg | 4.06536722 | EpRA 1990 | 1.78 | |||||
EpDE 1990 | 1.65 | E RAdeg | 3.7 | E DEdeg | 4.0 | Posflg | |||||
Corr | -0.2 |
SAO | 123571 | DelFlag | RA1950 | PmRA1950 | -0.0006 | ||||||
DE1950 | PmDE1950 | -0.017 | Vmag | 6.5 | SpType | B5 | |||||
Double code | Source | 70 | CatNum | 25256 | DM | BD+03 3727 | |||||
DMcomp | BDsup | HD | 170580 | M HD | 0 | ||||||
GC | 25256 | RA1950rad | 4.83281608 | DE1950rad | 0.07034187 | PmRA2000 | -0.0004 | ||||
PmDE2000 | -0.018 |
Catalog | H | HIP | 90676 | Proxy | RAhms | 18 30 05.12 | |||||
DEdms | +04 03 55.3 | Vmag | 6.66 | VarFlag | R Vmag | H | |||||
RAdeg | 277.521 | DEdeg | 4.06537 | AstroRef | Plx | 1.17 | |||||
CCDM | 18301+0404 | N CCDM | I | Nsys | 1 | Ncomp | 1 | ||||
MultFlag | Source | Qual | S | M HIP | |||||||
Theta | Rho | HD | 170580 | BD | BD+03 3727 | ||||||
CD | CP | Dm number | +03 3727 | VIred | 0.12 | ||||||
SpType | B2V | R SpType | Coord arcsec 2000 | 183005.12+040355.3 |
HIP | 90676 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 4.843661029 | DErad | 0.0709540471 | Plx | 1.97 | PmRA | -0.61 | ||||
PmDE | -6.46 | E RArad | 0.31 | E DErad | 0.25 | E Plx | 0.37 | ||||
E pmRA | 0.41 | E pmDE | 0.35 | Hpmag | 6.7078 | E Hpmag | 0.0011 | ||||
SHp | 0.007 | VA | 0 | BV | 0.11 | E BV | 0 | ||||
VI | 0.12 |
Ccdm | 18301+0404 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -0.86 | DDEs | -4.9 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 4 | Vmag | 6.5 | Sp | B5 | PmNote | * | ||||
PmRA | 2 | PmDE | -7 | Dm number | +03 3727 | Cat1 | BD | ||||
Name2 | +04 2340 | Cat2 | AGK2/3 | HD | 170580 | M HD | |||||
ADS BDS | A11399 | M ADS BDS | N IDS | IDS | 18251N0400A | ||||||
HIC | 90676 |
Coord arcsec 2000 | 183005.11+040355.3 | Mag | 9.6 | Calc delta mag | 2.9 | Calc coord | yes |
Coord arcsec 2000 | 183005.31+040335.7 | Mag | 11.28 | PmRA | -2.00 | PmDE | -12.0 | ||||
Calc delta mag | 4.58 | Calc coord | yes |
Ccdm | 18301+0404 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2322 | DRAs | -0.71 | DDEs | -23.7 | |||||
R dRAs | 10 | Year | 1828 | Theta | 168 | Rho | 20.1 | ||||
Obs | 12 | Vmag | 11.8 | Sp | PmNote | * | |||||
PmRA | -27 | PmDE | 7 | Dm number | Cat1 | ||||||
Name2 | +04 2341 | Cat2 | AGK2/3 | HD | M HD | ||||||
ADS BDS | A11399 | M ADS BDS | N IDS | IDS | 18251N0400B | ||||||
HIC |
Coord arcsec 2000 | 183001.06+040423.6 | Mag | 12.79 | PmRA | -5.00 | PmDE | -4.0 | ||||
Calc delta mag | 6.09 | Calc coord | yes |
Ccdm | 18301+0404 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | STF2322 | DRAs | DDEs | |||||||
R dRAs | Year | 1912 | Theta | 070 | Rho | 66.9 | |||||
Obs | 1 | Vmag | 12.8 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A11399 | M ADS BDS | N IDS | IDS | 18251N0400C | ||||||
HIC |
Coord arcsec 2000 | 183003.48+040233.6 | Mag | 13.39 | PmRA | -3.00 | PmDE | -3.0 | ||||
Calc delta mag | 6.69 | Calc coord | yes |
Ccdm | 18301+0404 | RComp | Comp | D | Note1 | ||||||
Note2 | Discov num | STF2322 | DRAs | DDEs | |||||||
R dRAs | Year | 1912 | Theta | 194 | Rho | 85.2 | |||||
Obs | 1 | Vmag | 12.9 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A11399 | M ADS BDS | N IDS | IDS | 18251N0400D | ||||||
HIC |