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312563 (2009 HO2)
Classification: Main-belt Asteroid          SPK-ID: 2312563
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02424024255331219 4.6383e-08  
a 2.373379250303 1.6438e-08 au
q 2.315847961604657 1.1188e-07 au
i 4.414280437458639 4.2529e-06 deg
node 96.53066368507295 6.5541e-05 deg
peri 100.8916790890751 0.0001129 deg
M 17.31350176351945 9.0718e-05 deg
tp 2458936.270941887461
(2020-Mar-27.77094189)
0.00033675 TDB
period 1335.516132804181
3.66
1.3875e-05
3.799e-08
d
yr
n .2695587055501221 2.8005e-09 deg/d
Q 2.430910539001343 1.6837e-08 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      6038 days (16.53 yr)  
   first obs. used      2003-10-16  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60785  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:27:45  

Additional Information
 Earth MOID = 1.31607 au 
 Jupiter MOID = 2.53083 au 
 T_jup = 3.539 
[ 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 17.0   n/a MPO418616  

312563 (2009 HO2)          Discovered 2009-Apr-18 by Ory, M. at Vicques
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

Alternate Designations
 2009 HO2 = 2003 UZ351 = 2007 UT49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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