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JPL Small-Body Database Browser
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390806 (2004 HD36)
Classification: Main-belt Asteroid          SPK-ID: 2390806
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1687489691376134 1.0497e-07  
a 2.230939158777497 2.3193e-08 au
q 1.85447047552506 2.3191e-07 au
i 8.010599899904246 1.1279e-05 deg
node 173.4603244392312 6.2572e-05 deg
peri 71.9018881688058 7.4478e-05 deg
M 157.650302976708 3.6144e-05 deg
tp 2458067.505993222198
(2017-Nov-10.00599322)
0.00011983 TDB
period 1217.110521305866
3.33
1.898e-05
5.196e-08
d
yr
n .2957825059418168 4.6124e-09 deg/d
Q 2.607407842029934 2.7107e-08 au
  Orbit Determination Parameters
   # obs. used (total)      95  
   data-arc span      5279 days (14.45 yr)  
   first obs. used      2004-03-31  
   last obs. used      2018-09-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66249  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:26:11  

Additional Information
 Earth MOID = .860596 au 
 Jupiter MOID = 2.43547 au 
 T_jup = 3.611 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.2   n/a MPO455776  

390806 (2004 HD36)          Discovered 2004-Apr-21 by CSS at Catalina
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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