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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02440634263576744 4.612e-08  
a 2.373903869684326 1.8826e-08 au
q 2.315965558456436 1.1163e-07 au
i 4.414260589263278 4.9887e-06 deg
node 96.5305767917004 6.5729e-05 deg
peri 100.3821276204688 0.00012606 deg
M 270.0094331250036 0.00010897 deg
tp 2458934.454735561180
(2020-Mar-25.95473556)
0.00040454 TDB
period 1335.958967444048
3.66
1.5892e-05
4.351e-08
d
yr
n .2694693540541525 3.2055e-09 deg/d
Q 2.431842180912215 1.9285e-08 au
  Orbit Determination Parameters
   # obs. used (total)      199  
   data-arc span      5562 days (15.23 yr)  
   first obs. used      2003-10-16  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62954  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:11:28  

Additional Information
 Earth MOID = 1.31656 au 
 Jupiter MOID = 2.53106 au 
 T_jup = 3.538 
[ 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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