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359309 (2009 HG93)
Classification: Main-belt Asteroid          SPK-ID: 2359309
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1702708482447957 7.6399e-08  
a 2.559230248880329 2.7622e-08 au
q 2.123467943549736 2.0403e-07 au
i 14.76656237027441 8.4094e-06 deg
node 201.5337888264147 2.0283e-05 deg
peri 350.9146473215529 2.7911e-05 deg
M 286.7370719898455 1.8655e-05 deg
tp 2459304.829630064422
(2021-Mar-31.32963006)
7.8827e-05 TDB
period 1495.417529695327
4.09
2.421e-05
6.628e-08
d
yr
n .2407354420095273 3.8974e-09 deg/d
Q 2.994992554210922 3.2325e-08 au
  Orbit Determination Parameters
   # obs. used (total)      211  
   data-arc span      3921 days (10.74 yr)  
   first obs. used      2009-04-30  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52273  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:43:03  

Additional Information
 Earth MOID = 1.12358 au 
 Jupiter MOID = 1.96908 au 
 T_jup = 3.370 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO455593  

359309 (2009 HG93)          Discovered 2009-Apr-30 by CSS at Catalina
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1904-May-26 01:28 00:04 Jupiter 1.97130466310559 1.97130386097253 1.97130546526666 4.23975402365907 4.13716835101529 2416626.560819734 4.22921050389161 560.485478335264 27.6978879154295 -86.8932617196196 1920694.75315141 T 15 CATAB v2.0f-lin.ifort 2020-Feb-26 00:43:15 2020-Feb-26 00:43
2010-Dec-17 03:30 < 00:01 Jupiter 1.99105770865578 1.99105718408196 1.99105823322959 4.16701536858241 4.06364250348608 2455547.645779632 0.299399108022203 89.1213210686233 22.7629142994761 87.5888485631974 2083387.19272069 T 15 CATAB v2.0f-lin.ifort 2020-Feb-26 00:43:15 2020-Feb-26 00:43
2023-Jul-07 17:53 < 00:01 Jupiter 1.99123234735761 1.99123163402919 1.99123306068602 4.39633514129793 4.29848934039694 2460133.244878750 0.374158200819321 63.5319274244148 33.6531975462826 86.2897512914422 1916425.19374097 T 15 CATAB v2.0f-lin.ifort 2020-Feb-26 00:43:15 2020-Feb-26 00:43
2130-Jan-30 00:53 00:04 Jupiter 1.96265791945066 1.9626570851831 1.96265875374767 4.35205562122114 4.25173493132207 2499055.536949804 4.30821183611457 586.190726277768 29.5672581078567 87.5386997022375 1908119.00431521 T 15 CATAB v2.0f-lin.ifort 2020-Feb-26 00:43:15 2020-Feb-26 00:43

Alternate Designations
 2009 HG93 = 2010 ML28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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