Coord 2000 | 08126+3028 | Discov num | HO 643 | Comp | AC | Coord arcsec 2000 | 08 12 38.45 +30 27 33.3 | ||||
Date first | 1892 | Date last | 2017 | Obs | 10 | ||||||
Pa first | 153 | Pa last | 142.7 | P.A. Now (θ) | 142.7° | ||||||
Sep first | 21.8 | Sep last | 21.3 | Sep. Now (ρ) | 21.3" | ||||||
Mag pri | 9.29 | Mag sec | 14.00 | delta mag (ΔM) | 4.71 | Spectral class | G (yellow) | ||||
Pri motion ra | -019 | Sec motion ra | |||||||||
Pri motion dec | -038 | Sec motion dec | |||||||||
Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 68223 | 60643 | 08 12 38 +30 27 33 | STF 1195 AB | 2015 | 17 | 333 | 9.2 | 9.29 | 11.80 | 2.51 | ||
Show | 60643 | 08 12 38 +30 27 33 | HO 643 AC | 2017 | 10 | 143 | 21.3 | 9.29 | 14.00 | 4.71 | <=== |
Constellation | Cancer | SAO | 60643 | Tycho2 | 2469-00839-1 | Gaia DR2 | 876788097117880064 | ||||
HD | 68223 | DM | BD+30 1660 |
refcode | metd | author | reference |
Ho_1883 | Ma j | Hough, G.W. | 1883MNRAS..43..371H |
Ho_1883 | MNRAS 43, 371, 1883 (data also in Ho_1890) | 1890AN....125....1H | |
Ho_1884 | Ma j | Hough, G.W. | 1884MNRAS..44..365H |
Ho_1884 | MNRAS 44, 365, 1884 (data also in Ho_1890) | 1890AN....125....1H | |
Ho_1885 | Ma j | Hough, G.W. | 1885MNRAS..45..417H |
Ho_1885 | MNRAS 45, 417, 1885 (data also in Ho_1890) | 1890AN....125....1H | |
Ho_1886 | Ma j | Hough, G.W. | 1886MNRAS..46..393H |
Ho_1886 | MNRAS 46, 393, 1886 (data also in Ho_1890) | 1890AN....125....1H | |
Ho_1887 | Ma j | Hough, G.W. | 1887AN....116..273H |
Ho_1887 | AN 116, 273, 1887 | ||
Ho_1890 | Ma j | Hough, G.W. | 1890AN....125....1H |
Ho_1890 | AN 125, 1, 1890 | ||
Ho_1890b | Ma j | Hough, G.W. | 1890AJ......9..177H |
Ho_1890b | AJ 9, 177, 1890 (some data also in Ho_1890 or Ho_1894b) | 1890AN....125....1H | |
Ho_1894a | Ma - | Hough, G.W. | 1894MNRAS..54..251H |
Ho_1894a | MNRAS 54, 251, 1894 | ||
Ho_1894b | Ma j | Hough, G.W. (HO 304 - 490) | 1894AN....135..281H |
Ho_1894b | AN 135, 281, 1894 | ||
Ho_1894c | Ma - | Hough, G.W. (measure by Dembowski, H.) | 1894AN....135..281H |
Ho_1894c | AN 135, 281, 1894 | ||
Ho_1899a | Ma j | Hough, G.W. | 1899AN....149..65H |
Ho_1899a | AN 149, 65, 1899 | ||
Ho_1899b | Ma - | Hough, G.W. (measure by Burnham, S.W.) | 1899AN....149..65H |
Ho_1899b | AN 149, 65, 1899 | ||
Ho_1907 | Ma - | Hough, G.W. | 1907PFAO....3c...1D |
Ho_1907 | Pub. Univ. Penn. 3, Pt. 3, 1907 (measures sent to Doolittle) | ||
Ho_1932A | Ma - | Hough, G.W. | 1932QB821.A43...... |
Ho_1932A | cited in ADS, 1932 (unpublished measures sent to Aitken in manuscript by Fox) | ||
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 |
08126+3028 | HO 643 | AC | 1998 | 4 | 144 | 21.6 | 9.29 | 14.00 | D | 081238.45+302733.3 | |
08126+3028 | HO 643 | AC | 2001 | 5 | 144 | 21.6 | 9.29 | 14.00 | D | 081238.45+302733.3 | |
08126+3028 | HO 643 | AC | 2017 | 6 | 143 | 21.3 | 9.29 | 14.00 | G | 081238.45+302733.3 |
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 | B | |
B | pa=335.9° sep=8.92" | |
C | pa=146.7° sep=20.27" | pa=149.5° sep=29.11" |
Name | HD 68223 | Coord arcsec 2000 | 081238.45+302733.3 | Mag | 9.29 | Spectral class | G (yellow) | ||||
PmRA | -19.00 | PmDE | -38.0 | SAO | 60643 | Tycho2 | 2469-00839-1 | ||||
HD | 68223 | GC | 11147 | ADS | 6652 | DM | BD+30 1660 |
Tycho2 | 2469-00839-1 | Pflag | RAmdeg | 123.16023392 | DEmdeg | 30.45927478 | |||||
PmRA | -16.6 | PmDE | -37.4 | E RAmdeg | 13 | E DEmdeg | 15 | ||||
E pmRA | 1.5 | E pmDE | 1.5 | EpRAm | 1990.73 | EpDEm | 1990.24 | ||||
Num | 7 | Q RAmdeg | 0.9 | Q DEmdeg | 0.4 | Q pmRA | 0.9 | ||||
Q pmDE | 0.4 | BTmag | 9.760 | E BTmag | 0.026 | VTmag | 9.292 | ||||
E VTmag | 0.022 | Prox | 999 | TYC | T | HIP | |||||
CCDM | RAdeg | 123.16027778 | DEdeg | 30.45936111 | EpRA 1990 | 1.72 | |||||
EpDE 1990 | 1.68 | E RAdeg | 13.4 | E DEdeg | 14.5 | Posflg | |||||
Corr | 0.3 |
SAO | 60643 | DelFlag | RA1950 | PmRA1950 | -0.0018 | ||||||
DE1950 | PmDE1950 | -0.032 | Vmag | 8.9 | SpType | G | |||||
Double code | Source | 70 | CatNum | 11147 | DM | BD+30 1660 | |||||
DMcomp | BDsup | HD | 68223 | M HD | 0 | ||||||
GC | 11147 | RA1950rad | 2.13596411 | DE1950rad | 0.53425534 | PmRA2000 | -0.0019 | ||||
PmDE2000 | -0.029 |
Ccdm | 08126+3028 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.41 | DDEs | -25.1 | ||||||
R dRAs | 65 | Year | Theta | Rho | |||||||
Obs | 3 | Vmag | 9.0 | Sp | G | PmNote | * | ||||
PmRA | -9 | PmDE | -41 | Dm number | +30 1660 | Cat1 | BD | ||||
Name2 | +30 884 | Cat2 | AGK2/3 | HD | 68223 | M HD | |||||
ADS BDS | A 6652 | M ADS BDS | N IDS | IDS | 08064N3046A | ||||||
HIC |
Coord arcsec 2000 | 081238.17+302741.4 | Mag | 11.8 | PmRA | -17.00 | PmDE | -33.0 | ||||
Calc delta mag | 2.51 | Calc coord | yes |
Ccdm | 08126+3028 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | STF1195 | DRAs | DDEs | |||||||
R dRAs | Year | 1827 | Theta | 331 | Rho | 8.8 | |||||
Obs | 7 | Vmag | 11.5 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 6652 | M ADS BDS | N IDS | IDS | 08064N3046B | ||||||
HIC |
Coord arcsec 2000 | 081239.31+302716.4 | Mag | 14 | Calc delta mag | 4.71 | Calc coord | yes |
Ccdm | 08126+3028 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | HO 643 | DRAs | 3.44 | DDEs | -44.6 | |||||
R dRAs | 65 | Year | 1910 | Theta | 151 | Rho | 23.4 | ||||
Obs | 3 | Vmag | 13.6 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A 6652 | M ADS BDS | N IDS | IDS | 08064N3046C | ||||||
HIC |