Coord 2000 | 13317-0219 | Discov num | HDS1895 | Comp | Coord arcsec 2000 | 13 31 39.95 -02 19 02.7 | |||||
Date first | 2001 | Date last | 2021 | Obs | 31 | ||||||
Pa first | 63 | Pa last | 97.6 | P.A. Now (θ) | 187.9° | ||||||
Sep first | 0.1 | Sep last | 0.125 | Sep. Now (ρ) | 0.089" | ||||||
Mag pri | 7.65 | Mag sec | 9.48 | delta mag (ΔM) | 1.83 | Spectral class | G9V (yellow) | ||||
Pri motion ra | -855 | Sec motion ra | |||||||||
Pri motion dec | +268 | Sec motion dec | |||||||||
Notes | N O (See Notes, Orbital solution) |
Name | HD 117635 | Constellation | Virgo | SAO | 139384 | HIP | 65982 | ||||
Tycho2 | 4966-00099-1 | HD | 117635 | GC | 18284 | GL | NN 3788 | ||||
BD | BD-01 2832 | Distance | 30.7 | Distance ly | 100.14 |
Period (P) | 3.239y | ± 0 | Periastron (T) | 2013.78y | ± 0 | Semi-major axis (a) | 0.0968a | ± 0.0007 |
Eccentricity (e) | 0.534 | ± 0.006 | Inclination (i) | 19.6° | ± 2.3 | Longitude of periastron (ω) | 358.8° | ± 3 |
Node (Ω) | 309.2° | ± 2.7 | Notes | n | Reference | Tok2020e | ||
Equinox | Last observation | Grade | 2 | (1=Definitive, 9=Indet.) |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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discov_num | notes | refcode |
HDS1895 | Horch et al (2012) generate two possible orbits, one based on only | Hor2012a |
astrometry, the second "constrained" solution fixes P, T, e, and Omega | ||
to values determined in a spectroscopic orbit by Torres et al. (2002). | Trr2002 | |
Malkov et al. (2012) derive dynamical, photometric, and spectroscopic | ||
masses of 2.27 +/- 0.49, 1.75, and 0.88 Msun, respectively. | Mlk2012 | |
Ren & Fu (2013) calculated an astrometric orbit, combining Hipparcos | ||
Intermediate Astrometric Data with spectroscopic elements by | ||
Latham et al. (2002). They derived component masses 0.93 and 0.42 Msun | Lat2002 | |
and an estimated semimajor axis of 95.29 mas. | Ren2013 |
refcode | metd | author | reference |
Hor2012a | S j | Horch, E.P., Bahi, L.A.P., Gaulin, J.R., Howell, S.B., Sherry, W.H., Galle, R.B., | 2012AJ....143...10H |
Hor2012a | +orb | & van Altena, W.F. | |
Hor2012a | AJ 143, 10, 2012 | ||
Lat2002 | orb - | Latham, D.N., Stefanik, R.P., Torres, G., Davis, R.J., Mazeh, T., Carney, B.W., | 2002AJ....124.1144L |
Lat2002 | Laird, J.B., & Morse, J.A. | ||
Lat2002 | AJ 124, 1144, 2002 | ||
Mlk2012 | not - | Malkov, O.Yu., Tamazian, V.S., Docobo, J.A., & Chulkov, D.A. | 2012A&A...546A..69M |
Mlk2012 | A&A 546, A69, 2012 | ||
Ren2013 | orb - | Ren, S. & Fu, Y. | 2013AJ....145...81R |
Ren2013 | AJ 145, 81, 2013 | ||
Tok2020e | St j | Tokovinin, A., Mason, B.D., Mendez, R.A., Costa, E. & Horch, E.P. | 2020AJ....160....7T |
Tok2020e | +orb | AJ 160, 7, 2020 | |
Trr2002 | orb - | Torres, G., Boden, A.F., Latham, D.W., Pan, W., & Stefanik, R.P. | 2002AJ....124.1716T |
Trr2002 | AJ 124, 1716, 2002 |
idgroup | discov | author |
1 | HDS | Hipparcos Double Star (from additional DD list) |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
13317-0219 | HDS1895 | 2006 | 2 | 148 | 0.1 | 7.65 | 9.48 | G9V | 133140.44-021905.0 | ||
13317-0219 | HDS1895 | 2009 | 5 | 141 | 0.1 | 7.65 | 9.48 | G9V | 133140.44-021905.0 | ||
13317-0219 | HDS1895 | 2010 | 7 | 147 | 0.1 | 7.65 | 9.48 | G9V | D | 133140.44-021905.0 | |
13317-0219 | HDS1895 | 2011 | 16 | 67 | 0.1 | 7.65 | 9.48 | G9V | OD | 133140.44-021905.0 | |
13317-0219 | HDS1895 | 2012 | 17 | 129 | 0.1 | 7.65 | 9.48 | G9V | OD | 133140.44-021905.0 | |
13317-0219 | HDS1895 | 2013 | 18 | 174 | 0.1 | 7.65 | 9.48 | G9V | NOD | 133140.44-021905.0 | |
13317-0219 | HDS1895 | 2014 | 21 | 236 | 0.1 | 7.65 | 9.48 | G9V | NO | 133140.44-021905.0 | |
13317-0219 | HDS1895 | 2015 | 22 | 119 | 0.1 | 7.65 | 9.48 | G9V | NO | 133140.44-021905.0 | |
13317-0219 | HDS1895 | 2017 | 25 | 24 | 0.1 | 7.65 | 9.48 | G9V | NO | 133139.95-021902.7 | |
13317-0219 | HDS1895 | 2018 | 26 | 109 | 0.1 | 7.65 | 9.48 | G9V | NO | 133139.95-021902.7 | |
13317-0219 | HDS1895 | 2019 | 29 | 169 | 0.1 | 7.65 | 9.48 | G9V | NO | 133139.95-021902.7 | |
13317-0219 | HDS1895 | 2020 | 30 | 259 | 0.1 | 7.65 | 9.48 | G9V | NO | 133139.95-021902.7 | |
13317-0219 | HDS1895 | 2021 | 31 | 98 | 0.1 | 7.65 | 9.48 | G9V | NO | 133139.95-021902.7 |
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=97.6° sep=0.12" |
Componente originario normalizzato | AB | Name | HD 117635 | Coord arcsec 2000 | 133139.95-021902.7 | Mag | 7.65 | ||||
Spectral class | G9V (yellow) | PmRA | -855.00 | PmDE | 268.0 | SAO | 139384 | ||||
HIP | 65982 | Tycho2 | 4966-00099-1 | HD | 117635 | GC | 18284 | ||||
BD | BD-01 2832 |
Tycho2 | 4966-00099-1 | Pflag | RAmdeg | 202.91644260 | DEmdeg | -2.31738046 | |||||
PmRA | -838.1 | PmDE | 274.2 | E RAmdeg | 5 | E DEmdeg | 6 | ||||
E pmRA | 0.9 | E pmDE | 0.9 | EpRAm | 1991.03 | EpDEm | 1990.35 | ||||
Num | 15 | Q RAmdeg | 1.4 | Q DEmdeg | 1.5 | Q pmRA | 1.6 | ||||
Q pmDE | 1.6 | BTmag | 8.324 | E BTmag | 0.017 | VTmag | 7.425 | ||||
E VTmag | 0.011 | Prox | 999 | TYC | T | HIP | 65982 | ||||
CCDM | AB | RAdeg | 202.91837917 | DEdeg | -2.31804806 | EpRA 1990 | 1.69 | ||||
EpDE 1990 | 1.24 | E RAdeg | 4.8 | E DEdeg | 6.1 | Posflg | P | ||||
Corr | 0.2 |
SAO | 139384 | DelFlag | RA1950 | PmRA1950 | -0.0555 | ||||||
DE1950 | PmDE1950 | 0.255 | Vmag | 7.3 | SpType | G5 | |||||
Double code | Source | 70 | CatNum | 18284 | DM | BD-01 2832 | |||||
DMcomp | BDsup | HD | 117635 | M HD | 0 | ||||||
GC | 18284 | RA1950rad | 3.53051217 | DE1950rad | -0.03603151 | PmRA2000 | -0.0553 | ||||
PmDE2000 | 0.258 |
Catalog | H | HIP | 65982 | Proxy | H | RAhms | 13 31 40.44 | ||||
DEdms | -02 19 05.0 | Vmag | 7.32 | VarFlag | R Vmag | H | |||||
RAdeg | 202.918 | DEdeg | -2.31805 | AstroRef | * | Plx | 32.35 | ||||
CCDM | 13317-0219 | N CCDM | H | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | C | M HIP | AB | |||||
Theta | 122 | Rho | 0.167 | HD | 117635 | BD | BD-01 2832 | ||||
CD | CP | Dm number | -01 2832 | VIred | 0.88 | ||||||
SpType | G9V | R SpType | Coord arcsec 2000 | 133140.44-021905.0 |
HIP | 65982 | Sn | 55 | So | 3 | Nc | 2 | ||||
RArad | 3.5415956798 | DErad | -0.040457525 | Plx | 32.57 | PmRA | -854.53 | ||||
PmDE | 269.8 | E RArad | 1.66 | E DErad | 1.17 | E Plx | 2.01 | ||||
E pmRA | 1.88 | E pmDE | 1.12 | Hpmag | 7.4632 | E Hpmag | 0.0013 | ||||
SHp | 0.011 | VA | 0 | BV | 0.781 | E BV | 0.007 | ||||
VI | 0.88 |
Ccdm | 13317-0219 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -2.07 | DDEs | -2.6 | ||||||
R dRAs | 82 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 7.6 | Sp | G9 | PmNote | * | ||||
PmRA | -855 | PmDE | 268 | Dm number | -01 2832 | Cat1 | BD | ||||
Name2 | -02 807 | Cat2 | AGK2/3 | HD | 117635 | M HD | |||||
ADS BDS | M ADS BDS | N IDS | IDS | ||||||||
HIC | 65982 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 133139.96-021902.7 | Mag | 9.48 | Calc delta mag | 1.83 | ||||
Calc coord | yes |
Ccdm | 13317-0219 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | HDS | DRAs | -2.05 | DDEs | -2.7 | |||||
R dRAs | 82 | Year | 1991 | Theta | 122 | Rho | 0.2 | ||||
Obs | 1 | Vmag | 9.5 | Sp | PmNote | * | |||||
PmRA | -855 | PmDE | 268 | Dm number | Cat1 | ||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | M ADS BDS | N IDS | IDS | ||||||||
HIC | 65982 |