Coord 2000 | 17182+4952 | Discov num | HU 669 | Comp | Coord arcsec 2000 | 17 18 14.75 +49 51 48.7 | |||||
Date first | 1904 | Date last | 2015 | Obs | 41 | ||||||
Pa first | 259 | Pa last | 262.6 | P.A. Now (θ) | 262.6° | ||||||
Sep first | 0.2 | Sep last | 0.898 | Sep. Now (ρ) | 0.898" | ||||||
Mag pri | 10.04 | Mag sec | 10.14 | delta mag (ΔM) | 0.1 | Spectral class | K2 (yellow-orange) | ||||
Pri motion ra | -008 | Sec motion ra | -008 | ||||||||
Pri motion dec | +009 | Sec motion dec | +009 | ||||||||
Notes |
Name | HD 234420 | Constellation | Hercules | SAO | 46624 | Tycho2 | 3516-00783-1 | ||||
Gaia DR2 | 1414338094988273920 | HD | 234420 |
refcode | metd | author | reference |
Hu_1896 | not - | Hussey, W.F. | 1896PASP....8..183H |
Hu_1896 | PASP 8, 183, 1896 | ||
Hu_1897 | Ma - | Hussey, W.J. | 1897AJ.....17...97H |
Hu_1897 | AJ 17, 97, 1897 | ||
Hu_1898 | Ma j | Hussey, W.J. | 1898AJ.....18..145H |
Hu_1898 | AJ 18, 145, 1898 | ||
Hu_1899 | Ma j | Hussey, W.J. | 1899AN....150..175H |
Hu_1899 | AN 150, 175, 1899 | ||
Hu_1900a | Ma - | Hussey, W.J. | 1900AJ.....20..192H |
Hu_1900a | AJ 20, 192, 1900 | ||
Hu_1900b | Ma - | Hussey, W.J. | 1900AJ.....21...35H |
Hu_1900b | AJ 21, 35, 1900 | ||
Hu_1900c | Ma j | Hussey, W.J. | 1900AN....152..329H |
Hu_1900c | AN 152, 329, #3645, 1900 | ||
Hu_1901a | Ma j | Hussey, W.J. | 1901PLicO...5.....H |
Hu_1901a | +orb | Pub. Lick Obs. 5, 1901 | |
Hu_1901b | Ma j | Hussey, W.J. | 1901LicOB...1...82H |
Hu_1901b | Lick Obs. Bull. 1, 82, 1901 | ||
Hu_1902a | Ma j | Hussey, W.J. | 1902LicOB...1..161H |
Hu_1902a | Lick Obs. Bull. 1, 161, 1902 | ||
Hu_1902b | Ma j | Hussey, W.J. | 1902LicOB...2....1H |
Hu_1902b | Lick Obs. Bull. 2, 1, 1902 | ||
Hu_1903a | Ma j | Hussey, W.J. | 1903LicOB...2...73H |
Hu_1903a | Lick Obs. Bull. 2, 73, 1903 | ||
Hu_1903b | Ma j | Hussey, W.J. | 1903LicOB...2..115H |
Hu_1903b | Lick Obs. Bull. 2, 115, 1903 | ||
Hu_1904a | Ma j | Hussey, W.J. | 1904LicOB...2..180H |
Hu_1904a | Lick Obs. Bull. 2, 180, 1904 | ||
Hu_1904b | Ma - | Hussey, W.J. | 1904LicOB...3...53H |
Hu_1904b | Lick Obs. Bull. 3, 53, 1904 | ||
Hu_1905a | Ma - | Hussey, W.J. | 1905LicOB...3...95H |
Hu_1905a | Lick Obs. Bull. 3, 95, 1905 | ||
Hu_1905b | Ma - | Hussey, W.J. | 1905LicOB...3..116H |
Hu_1905b | Lick Obs. Bull. 3, 116, 1905 | ||
Hu_1905c | Ma - | Hussey, W.J. | 1905LicOB...3..151H |
Hu_1905c | Lick Obs. Bull. 3, 151, 1905 | ||
Hu_1906A | Ma - | Hussey, W.J. | 1906MmRAS..56....1L |
Hu_1906A | cited by Lewis (MemRAS 56, 1, 1906) | ||
Hu_1906B | Ma - | Hussey, W.J. | 1906QB821.B972..... |
Hu_1906B | cited in BDS (Burnham Double Star Cat.), 1906 | ||
Hu_1907 | Ma - | Hussey, W.J. | 1907LicOB...4..124H |
Hu_1907 | Lick Obs. Bull. 4, 124, 1907 | ||
Hu_1910 | Ma - | Hussey, W.J. | 1910AJ.....21..105H |
Hu_1910 | AJ 21, 105, 1910 | ||
Hu_1911 | Ma - | Hussey, W.J. | 1911LicOB...6..182H |
Hu_1911 | Lick Obs. Bull. 6, 182, 1911 | ||
Hu_1912a | Ma - | Hussey, W.J. | 1915POMic...1..147H |
Hu_1912a | Pub. Univ. Michigan Obs. 1, 147, 1912 | ||
Hu_1912b | Ma - | Hussey, W.J. | 1915POMic...1..160H |
Hu_1912b | Pub. Univ. Michigan Obs. 1, 160, 1912 | ||
Hu_1912c | Ma - | Hussey, W.J. | 1915POMic...1..167H |
Hu_1912c | Pub. Univ. Michigan Obs. 1, 167, 1912 | ||
Hu_1927A | Ma - | Hussey, W.J. | 1927sdsc.book...... |
Hu_1927A | cited in SDS (Southern Double Star Cat.), 1927 | ||
Hu_1932A | Ma - | Hussey, W.J. | 1932QB821.A43...... |
Hu_1932A | cited in ADS (Aitken Double Star Cat.), 1932 | ||
Hu_9999 | Ma - | Hussey, W.J. | ................... |
Hu_9999 | Unpublished, manuscript or reference not found. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
17182+4952 | HU 669 | 1999 | 37 | 263 | 0.9 | 10.04 | 10.14 | K2 | 171814.75+495148.7 | ||
17182+4952 | HU 669 | 2009 | 38 | 262 | 0.9 | 10.04 | 10.14 | K2 | 171814.75+495148.7 | ||
17182+4952 | HU 669 | 2015 | 39 | 263 | 0.9 | 10.04 | 10.14 | K2 | 171814.75+495148.7 |
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=258.6° sep=0.59" |
Componente originario normalizzato | AB | Name | HD 234420 | Coord arcsec 2000 | 171814.75+495148.7 | Mag | 10.04 | ||||
Spectral class | K2 (yellow-orange) | PmRA | -8.00 | PmDE | 9.0 | SAO | 46624 | ||||
Tycho2 | 3516-00783-1 | HD | 234420 | DM | BD+50 2386 |
Tycho2 | 3516-00783-1 | Pflag | P | RAmdeg | 259.56145446 | DEmdeg | 49.86351923 | ||||
PmRA | -7.9 | PmDE | 9.0 | E RAmdeg | 22 | E DEmdeg | 20 | ||||
E pmRA | 1.6 | E pmDE | 1.6 | EpRAm | 1988.14 | EpDEm | 1988.85 | ||||
Num | 7 | Q RAmdeg | 0.8 | Q DEmdeg | 1.1 | Q pmRA | 0.8 | ||||
Q pmDE | 1.1 | BTmag | 10.779 | E BTmag | 0.043 | VTmag | 10.037 | ||||
E VTmag | 0.031 | Prox | 9 | TYC | T | HIP | |||||
CCDM | RAdeg | 259.56165389 | DEdeg | 49.86352028 | EpRA 1990 | 1.61 | |||||
EpDE 1990 | 1.74 | E RAdeg | 23.1 | E DEdeg | 21.0 | Posflg | D | ||||
Corr | -0.2 |
SAO | 46624 | DelFlag | RA1950 | PmRA1950 | -0.0007 | ||||||
DE1950 | PmDE1950 | 0.01 | Vmag | 8.9 | SpType | G0 | |||||
Double code | Source | 37 | CatNum | 5218 | DM | BD+50 2386 | |||||
DMcomp | BDsup | HD | 234420 | M HD | 0 | ||||||
GC | RA1950rad | 4.52469039 | DE1950rad | 0.8711732 | PmRA2000 | -0.0001 | |||||
PmDE2000 | 0.011 |
Ccdm | 17182+4952 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | 2.60 | DDEs | -11.8 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 9.9 | Sp | G0 | PmNote | * | ||||
PmRA | -20 | PmDE | -2 | Dm number | +50 2386 | Cat1 | BD | ||||
Name2 | +49 1323 | Cat2 | AGK2/3 | HD | 234420 | M HD | |||||
ADS BDS | A10464 | M ADS BDS | N IDS | IDS | 17157N4958A | ||||||
HIC |
Componente originario normalizzato | AB | Coord arcsec 2000 | 171814.69+495148.6 | Mag | 10.14 | PmRA | -8.00 | ||||
PmDE | 9.0 | Tycho2 | 3516-00783-2 | Calc delta mag | 0.1 | Calc coord | yes |
Tycho2 | 3516-00783-2 | Pflag | P | RAmdeg | 259.56145446 | DEmdeg | 49.86351923 | ||||
PmRA | -7.9 | PmDE | 9.0 | E RAmdeg | 22 | E DEmdeg | 20 | ||||
E pmRA | 1.6 | E pmDE | 1.6 | EpRAm | 1988.14 | EpDEm | 1988.85 | ||||
Num | 7 | Q RAmdeg | 0.8 | Q DEmdeg | 1.1 | Q pmRA | 0.8 | ||||
Q pmDE | 1.1 | BTmag | 10.885 | E BTmag | 0.047 | VTmag | 10.143 | ||||
E VTmag | 0.034 | Prox | 9 | TYC | T | HIP | |||||
CCDM | RAdeg | 259.56127944 | DEdeg | 49.86347333 | EpRA 1990 | 1.61 | |||||
EpDE 1990 | 1.74 | E RAdeg | 25.1 | E DEdeg | 22.8 | Posflg | D | ||||
Corr | -0.2 |
Ccdm | 17182+4952 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | HU 669 | DRAs | DDEs | |||||||
R dRAs | Year | 1960 | Theta | 078 | Rho | 0.7 | |||||
Obs | 14 | Vmag | 9.9 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | A10464 | M ADS BDS | N IDS | IDS | 17157N4958B | ||||||
HIC |