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312582 (2009 HN80)
Classification: Main-belt Asteroid          SPK-ID: 2312582
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03462055877440025 4.1238e-08  
a 2.431713371110606 1.9858e-08 au
q 2.347526095423577 9.3202e-08 au
i 6.53361747050712 5.7223e-06 deg
node 127.1048944780252 4.0463e-05 deg
peri 298.4243504807817 9.9947e-05 deg
M 117.2434518301534 9.1138e-05 deg
tp 2458549.420493531019
(2019-Mar-06.92049353)
0.00035024 TDB
period 1385.054941610558
3.79
1.6966e-05
4.645e-08
d
yr
n .2599174871585873 3.1839e-09 deg/d
Q 2.515900646797636 2.0546e-08 au
  Orbit Determination Parameters
   # obs. used (total)      266  
   data-arc span      5054 days (13.84 yr)  
   first obs. used      2006-07-19  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60853  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 18:46:52  

Additional Information
 Earth MOID = 1.36984 au 
 Jupiter MOID = 2.57117 au 
 T_jup = 3.497 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO418616  

312582 (2009 HN80)          Discovered 2009-Apr-28 by CSS at Catalina
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2009 HN80 = 2006 OS14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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