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120160 (2003 HG30)
Classification: Main-belt Asteroid          SPK-ID: 2120160
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1323715206881442 4.02e-08  
a 2.644064149921397 1.5451e-08 au
q 2.294065357599297 1.0489e-07 au
i 12.83467329299947 6.2289e-06 deg
node 227.6373797910896 1.9112e-05 deg
peri 287.3995998035196 3.3813e-05 deg
M 44.33550174985501 2.4446e-05 deg
tp 2458807.100416041757
(2019-Nov-19.60041604)
0.00010691 TDB
period 1570.385976858722
4.30
1.3765e-05
3.769e-08
d
yr
n .2292430047803382 2.0094e-09 deg/d
Q 2.994062942243498 1.7496e-08 au
  Orbit Determination Parameters
   # obs. used (total)      727  
   data-arc span      7624 days (20.87 yr)  
   first obs. used      1999-06-14  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60829  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:35:05  

Additional Information
 Earth MOID = 1.33962 au 
 Jupiter MOID = 2.12735 au 
 T_jup = 3.346 
[ 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 15.2   n/a MPO469245  

120160 (2003 HG30)          Discovered 2003-Apr-28 by LONEOS at Anderson Mesa
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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