Coord 2000 | 18253+2605 | Discov num | STF2317 | Comp | AD | Coord arcsec 2000 | 18 25 20.63 +26 05 02.8 | ||||
Date first | 1897 | Date last | 2015 | Obs | 13 | ||||||
Pa first | 189 | Pa last | 189.2 | P.A. Now (θ) | 189.2° | ||||||
Sep first | 44.4 | Sep last | 44.497 | Sep. Now (ρ) | 44.497" | ||||||
Mag pri | 7.69 | Mag sec | 10.28 | delta mag (ΔM) | 2.59 | Spectral class | G7III-IV (yellow) | ||||
Pri motion ra | -003 | Sec motion ra | +000 | ||||||||
Pri motion dec | -016 | Sec motion dec | -011 | ||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 86025 | 18 25 21 +26 05 03 | HDS 2605 Aa,Ab | 2016 | 5 | 84 | 1.2 | 7.82 | 11.14 | 3.32 | |||
Show | HD 169797 | 86025 | 18 25 21 +26 05 03 | STF 2317 A,BC | 2006 | 9 | 224 | 23.0 | 7.69 | 11.94 | 4.25 | ||
Show | 86025 | 18 25 21 +26 05 03 | STF 2317 AD | 2015 | 13 | 189 | 44.5 | 7.69 | 10.28 | 2.59 | <=== | ||
Show | 86025 | 18 25 21 +26 05 03 | ABH 99 AE | 2015 | 4 | 206 | 38.2 | 7.69 | 14.20 | 6.51 | |||
Show | 86025 | 18 25 21 +26 05 03 | ABH 99 AF | 2015 | 4 | 208 | 68.7 | 7.69 | 13.58 | 5.89 | |||
Show | 18 25 19 +26 04 46 | STF 2317 BC | 2009 | 10 | 323 | 1.4 | 12.50 | 12.70 | 0.20 |
Constellation | Hercules | SAO | 86025 | HIP | 90288 | Tycho2 | 2110-00945-1 | ||||
Gaia DR2 | 4584912811514056192 | HD | 169797 | BD | BD+26 3247 | Distance | 269.54 | ||||
Distance ly | 879.24 |
refcode | metd | author | reference |
AbH1961 | - | Abt, H.A. | 1961A&AS....6...37A |
AbH1961 | A&AS 6, 37, 1961 | ||
AbH1962 | Po j | Abt, H.A. Jeffers, H., Gibson, & Sandage, A. | 1962ApJ...135..429A |
AbH1962 | ApJ 135, 429, 1962 | ||
AbH1964 | - | AbT, H.A. et al. | 1964ApJ...139.1139A |
AbH1964 | ApJ 139, 1139, 1964 | ||
AbH1965 | - | Abt, H.A. | 1965A&AS...11..429A |
AbH1965 | A&AS 11, 429, 1965 | ||
AbH1965b | - | Abt, H.A. et al. | 1965ApJ...142.1604A |
AbH1965b | ApJ 142, 1604, 1965 | ||
AbH1972 | - | Abt. H.A. & Biggs, E.S. | 1972bsrv.book.....A |
AbH1972 | Bibliography of Stellar Radial Velocities | ||
AbH1972b | not - | Abt. H.A., Levy, S.G., & Gandet, T.L. | 1972AJ.....77..138A |
AbH1972b | AJ 77, 138, 1972 | ||
AbH1973 | - | Abt, H.A. & Levy, S.G. | 1973AJ.....78.1093A |
AbH1973 | AJ 78, 1093, 1973 | ||
AbH1976 | orb - | Abt, H.A. & Levy, S.G. | 1976A&AS...30..273A |
AbH1976 | A&AS 30, 273, 1976 | ||
AbH1978 | - | Abt, H.A. & Levy, S.G. | 1978A&AS...36..241A |
AbH1978 | A&AS 36, 241, 1978 | ||
AbH1985 | - | Abt, H.A. & Levy, S.G. | 1985ApJS...59..229A |
AbH1985 | ApJS 59, 229, 1985 | ||
AbH1986 | - | Abt, H.A. | 1986ApJ...304..688A |
AbH1986 | ApJ 304, 688, 1986 | ||
AbH2000 | C u | Abt, H.A. & Corbally, C.J. | 2000ApJ...541..841A |
AbH2000 | ApJ 541, 841, 2000 | ||
AbH2000 | (Multi-epoch astrometry, photometry, and spectroscopy to determine | ||
AbH2000 | optical/physical nature of members of possible Trapezium systems) | ||
AbH2006 | orb - | Abt, H.A., & Willmarth, D. | 2006ApJS..162..207A |
AbH2006 | ApJS 162, 207, 2006 | ||
HDS | Hipparcos Double Star (from additional DD list) | ................... | |
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 |
18253+2605 | STF2317 | AD | 2006 | 10 | 189 | 44.6 | 7.69 | 10.28 | G7III-IV | D | 182520.63+260502.8 |
18253+2605 | STF2317 | AD | 2012 | 12 | 190 | 44.4 | 7.69 | 10.28 | G7III-IV | N D | 182520.63+260502.8 |
18253+2605 | STF2317 | AD | 2015 | 13 | 189 | 44.5 | 7.69 | 10.28 | G7III-IV | 182520.63+260502.8 |
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 | D | E | |
Ab | pa=83.2° sep=1.08" | |||||
B | pa=223.2° sep=23.20" | pa=224.9° sep=24.04" | ||||
C | pa=226.6° sep=22.95" | pa=228.1° sep=23.83" | pa=325.4° sep=1.36" | |||
D | pa=188.3° sep=44.39" | pa=189.6° sep=44.68" | pa=160.6° sep=28.65" | pa=159.9° sep=29.96" | ||
E | pa=203.2° sep=37.54" | pa=204.6° sep=38.10" | pa=176.4° sep=17.65" | pa=174.3° sep=18.82" | pa=318.3° sep=12.61" | |
F | pa=205.8° sep=67.17" | pa=206.6° sep=67.76" | pa=197.0° sep=45.57" | pa=195.7° sep=46.42" | pa=234.1° sep=28.22" | pa=209.1° sep=29.72" |
Name | HD 169797 | Coord arcsec 2000 | 182520.63+260502.8 | Mag | 7.69 | Spectral class | G7III (yellow) | ||||
PmRA | -3.00 | PmDE | -16.0 | SAO | 86025 | HIP | 90288 | ||||
Tycho2 | 2110-00945-1 | HD | 169797 | ADS | 11337 | BD | BD+26 3247 |
Tycho2 | 2110-00945-1 | Pflag | RAmdeg | 276.33596775 | DEmdeg | 26.08408942 | |||||
PmRA | -2.8 | PmDE | -11.5 | E RAmdeg | 5 | E DEmdeg | 5 | ||||
E pmRA | 1.3 | E pmDE | 1.1 | EpRAm | 1991.23 | EpDEm | 1991.36 | ||||
Num | 10 | Q RAmdeg | 1.4 | Q DEmdeg | 1.2 | Q pmRA | 1.4 | ||||
Q pmDE | 1.2 | BTmag | 8.970 | E BTmag | 0.017 | VTmag | 7.823 | ||||
E VTmag | 0.011 | Prox | 12 | TYC | T | HIP | 90288 | ||||
CCDM | A | RAdeg | 276.33597444 | DEdeg | 26.08411583 | EpRA 1990 | 1.53 | ||||
EpDE 1990 | 1.67 | E RAdeg | 5.4 | E DEdeg | 5.1 | Posflg | |||||
Corr | 0.0 |
SAO | 86025 | DelFlag | RA1950 | PmRA1950 | -0.0006 | ||||||
DE1950 | PmDE1950 | -0.013 | Vmag | 8.1 | SpType | K0 | |||||
Double code | Source | 34 | CatNum | 8887 | DM | BD+26 3247 | |||||
DMcomp | BDsup | HD | 169797 | M HD | 0 | ||||||
GC | RA1950rad | 4.81415345 | DE1950rad | 0.45474084 | PmRA2000 | -0.0005 | |||||
PmDE2000 | -0.014 |
Catalog | H | HIP | 90288 | Proxy | H | RAhms | 18 25 20.63 | ||||
DEdms | +26 05 02.8 | Vmag | 7.66 | VarFlag | R Vmag | G | |||||
RAdeg | 276.336 | DEdeg | 26.0841 | AstroRef | A | Plx | 3.01 | ||||
CCDM | 18253+2605 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | D | M HIP | AE | |||||
Theta | 87 | Rho | 1.211 | HD | 169797 | BD | BD+26 3247 | ||||
CD | CP | Dm number | +26 3247 | VIred | 0.96 | ||||||
SpType | G8III | R SpType | Coord arcsec 2000 | 182520.63+260502.8 |
HIP | 90288 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 4.8229725633 | DErad | 0.4552537187 | Plx | 3.71 | PmRA | -3.42 | ||||
PmDE | -15.29 | E RArad | 0.41 | E DErad | 0.5 | E Plx | 0.73 | ||||
E pmRA | 0.52 | E pmDE | 0.68 | Hpmag | 7.844 | E Hpmag | 0.0013 | ||||
SHp | 0.014 | VA | 0 | BV | 0.984 | E BV | 0.005 | ||||
VI | 0.96 |
Ccdm | 18253+2605 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.63 | DDEs | 2.7 | ||||||
R dRAs | 82 | Year | Theta | Rho | |||||||
Obs | 5 | Vmag | 7.9 | Sp | K0 | PmNote | * | ||||
PmRA | -3 | PmDE | -16 | Dm number | +26 3247 | Cat1 | BD | ||||
Name2 | +26 1836 | Cat2 | AGK2/3 | HD | 169797 | M HD | |||||
ADS BDS | A11337 | M ADS BDS | N IDS | IDS | 18213N2602A | ||||||
HIC | 90288 |
Coord arcsec 2000 | 182520.71+260502.9 | Mag | 11.14 | Spectral class | IV | PmRA | -3.00 | ||||
PmDE | -16.0 | Calc delta mag | 3.32 | Calc coord | yes |
Coord arcsec 2000 | 182519.45+260445.9 | Mag | 12.5 | PmRA | 12.00 | PmDE | -3.0 | ||||
Calc delta mag | 4.68 |
Ccdm | 18253+2605 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF2317 | DRAs | DDEs | |||||||
R dRAs | Year | 1904 | Theta | 224 | Rho | 24.8 | |||||
Obs | 2 | Vmag | 10.5 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A11337 | M ADS BDS | N | N IDS | IDS | 18213N2602B | |||||
HIC |
Coord arcsec 2000 | 182519.39+260447.0 | Mag | 12.7 | Calc delta mag | 4.88 | Calc coord | yes |
Ccdm | 18253+2605 | RComp | B | Comp | C | Note1 | |||||
Note2 | Discov num | STF2317 | DRAs | DDEs | |||||||
R dRAs | Year | 1901 | Theta | 323 | Rho | 1.1 | |||||
Obs | 6 | Vmag | 10.7 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A11337 | M ADS BDS | N IDS | IDS | 18213N2602C | ||||||
HIC |
Coord arcsec 2000 | 182520.16+260418.9 | Mag | 10.28 | Spectral class | IV | PmRA | 0.00 | ||||
PmDE | -11.0 | Tycho2 | 2110-01219-1 | Calc delta mag | 2.46 | Calc coord | yes |
Tycho2 | 2110-01219-1 | Pflag | RAmdeg | 276.33366557 | DEmdeg | 26.07187245 | |||||
PmRA | -3.5 | PmDE | -10.5 | E RAmdeg | 27 | E DEmdeg | 29 | ||||
E pmRA | 1.9 | E pmDE | 1.9 | EpRAm | 1989.37 | EpDEm | 1988.93 | ||||
Num | 4 | Q RAmdeg | 1.4 | Q DEmdeg | 0.9 | Q pmRA | 1.5 | ||||
Q pmDE | 0.8 | BTmag | 11.393 | E BTmag | 0.060 | VTmag | 10.280 | ||||
E VTmag | 0.036 | Prox | 446 | TYC | T | HIP | |||||
CCDM | RAdeg | 276.33367444 | DEdeg | 26.07189694 | EpRA 1990 | 1.66 | |||||
EpDE 1990 | 1.61 | E RAdeg | 26.8 | E DEdeg | 28.9 | Posflg | |||||
Corr | 0.0 |
Ccdm | 18253+2605 | RComp | Comp | D | Note1 | ||||||
Note2 | Discov num | STF2317 | DRAs | DDEs | |||||||
R dRAs | Year | 1904 | Theta | 190 | Rho | 44.6 | |||||
Obs | 2 | Vmag | 9.5 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A11337 | M ADS BDS | N IDS | IDS | 18213N2602D | ||||||
HIC |
Coord arcsec 2000 | 182519.53+260428.3 | Mag | 14.2 | Spectral class | IV | PmRA | -9.00 | ||||
PmDE | -21.0 | Calc delta mag | 6.38 | Calc coord | yes |
Ccdm | 18253+2605 | RComp | Comp | E | Note1 | ||||||
Note2 | Discov num | HDS | DRAs | 2.72 | DDEs | 2.8 | |||||
R dRAs | 82 | Year | 1991 | Theta | 087 | Rho | 1.2 | ||||
Obs | 1 | Vmag | 11.2 | Sp | PmNote | ||||||
PmRA | -3 | PmDE | -16 | Dm number | Cat1 | ||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | M ADS BDS | N IDS | IDS | ||||||||
HIC | 90288 |
Coord arcsec 2000 | 182518.46+260402.3 | Mag | 13.58 | Spectral class | IV | PmRA | 0.00 | ||||
PmDE | -11.0 | Calc delta mag | 5.76 | Calc coord | yes |