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JPL Small-Body Database Browser
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347224 (2011 HO78)
Classification: Main-belt Asteroid          SPK-ID: 2347224
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1829286767926776 1.0943e-07  
a 2.256107599127935 2.6556e-08 au
q 1.843400821317557 2.3371e-07 au
i 4.979392489779501 8.9986e-06 deg
node 89.06390904204137 0.00010104 deg
peri 165.7549854148228 0.00010348 deg
M 224.9623904255436 2.513e-05 deg
tp 2459464.791122838640
(2021-Sep-07.29112284)
9.0709e-05 TDB
period 1237.764832690932
3.39
2.1854e-05
5.983e-08
d
yr
n .290846847876063 5.1351e-09 deg/d
Q 2.668814376938313 3.1413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      91  
   data-arc span      5736 days (15.70 yr)  
   first obs. used      2004-03-20  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59166  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 20:12:07  

Additional Information
 Earth MOID = .829033 au 
 Jupiter MOID = 2.38022 au 
 T_jup = 3.596 
[ 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 17.6   n/a MPO455520  

347224 (2011 HO78)          Discovered 2004-Mar-20 by Spacewatch at Kitt Peak
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

Alternate Designations
 2011 HO78 = 2004 FR88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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