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226677 (2004 HX30)
Classification: Main-belt Asteroid          SPK-ID: 2226677
[ 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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1564687999500379 4.578e-08  
a 2.331089316035495 1.1824e-08 au
q 1.966346568179066 1.0682e-07 au
i 3.694936071877299 5.7625e-06 deg
node 146.6424553460606 7.1494e-05 deg
peri 66.9503027671108 7.36e-05 deg
M 197.015150334652 1.692e-05 deg
tp 2459589.047518846882
(2022-Jan-09.54751885)		 6.2488e-05 TDB
period 1299.980379893704
3.56		 9.8907e-06
2.708e-08		 d
yr
n .2769272564170823 2.107e-09 deg/d
Q 2.695832063891924 1.3674e-08 au
   Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      7182 days (19.66 yr)  
   first obs. used      2000-02-03  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58078  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:55:41  

Additional Information
 Earth MOID = .963782 au 
 Jupiter MOID = 2.27234 au 
 T_jup = 3.552 
[ 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 17.4   n/a MPO437075  

226677 (2004 HX30)          Discovered 2004-Apr-20 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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