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JPL Small-Body Database Browser
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154690 (2004 HA6)
Classification: Main-belt Asteroid          SPK-ID: 2154690
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08350493431601047 4.4927e-08  
a 2.21012432704923 9.2011e-09 au
q 2.025568040288768 1.0157e-07 au
i 3.434919056152935 4.7085e-06 deg
node 189.6736508617805 7.4232e-05 deg
peri 357.2328746021767 7.9017e-05 deg
M 356.4524510668599 2.6988e-05 deg
tp 2459012.326313247000
(2020-Jun-11.82631325)
8.9983e-05 TDB
period 1200.116714148214
3.29
7.4944e-06
2.052e-08
d
yr
n .2999708243006272 1.8732e-09 deg/d
Q 2.394680613809693 9.9694e-09 au
  Orbit Determination Parameters
   # obs. used (total)      455  
   data-arc span      8374 days (22.93 yr)  
   first obs. used      1997-03-03  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58903  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 09:33:52  

Additional Information
 Earth MOID = 1.02643 au 
 Jupiter MOID = 2.56175 au 
 T_jup = 3.651 
[ 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 16.8   n/a MPO454005  

154690 (2004 HA6)          Discovered 2004-Apr-17 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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