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120284 (2004 HO43)
Classification: Main-belt Asteroid          SPK-ID: 2120284
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1536642187508947 3.5736e-08  
a 2.396011706068268 1.0996e-08 au
q 2.027830439137289 8.566e-08 au
i 1.69842049043725 4.4369e-06 deg
node 209.2373223324683 0.00012277 deg
peri 57.62861425220771 0.00012372 deg
M 135.3823404716694 1.3355e-05 deg
tp 2458691.061987658568
(2019-Jul-26.56198766)
5.0759e-05 TDB
period 1354.664750247053
3.71
9.3257e-06
2.553e-08
d
yr
n .2657484074449756 1.8295e-09 deg/d
Q 2.764192972999247 1.2686e-08 au
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      7578 days (20.75 yr)  
   first obs. used      2000-03-11  
   last obs. used      2020-12-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6349  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:05:45  

Additional Information
 Earth MOID = 1.01076 au 
 Jupiter MOID = 2.31307 au 
 T_jup = 3.512 
[ 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 17.0   n/a MPO432704  

120284 (2004 HO43)          Discovered 2004-Apr-21 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2004 HO43 = 2001 SU88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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