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295328 (2008 HO)
Classification: Main-belt Asteroid          SPK-ID: 2295328
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09416474308370738 5.7386e-08  
a 2.934464291270789 3.1803e-08 au
q 2.658141215194961 1.5976e-07 au
i .6456714437107652 5.2582e-06 deg
node 62.68933487173339 0.00060155 deg
peri 192.2733956895365 0.00060306 deg
M 101.4780840370076 3.8878e-05 deg
tp 2458482.939136698839
(2018-Dec-30.43913670)
0.00020083 TDB
period 1836.080298091448
5.03
2.9849e-05
8.172e-08
d
yr
n .1960698561899551 3.1875e-09 deg/d
Q 3.210787367346616 3.4798e-08 au
  Orbit Determination Parameters
   # obs. used (total)      188  
   data-arc span      7340 days (20.10 yr)  
   first obs. used      1999-08-21  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54588  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 06:59:55  

Additional Information
 Earth MOID = 1.64335 au 
 Jupiter MOID = 1.82204 au 
 T_jup = 3.268 
[ 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 MPO440400  

295328 (2008 HO)          Discovered 2008-Apr-24 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

[ show close-approach data ]
Alternate Designations
 2008 HO = 2005 UN423 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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