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JPL Small-Body Database Browser
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212379 (2006 HD55)
Classification: Main-belt Asteroid          SPK-ID: 2212379
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1174004630760975 1.0083e-07  
a 2.219562316399704 1.5389e-08 au
q 1.958984672628123 2.2733e-07 au
i 5.841712024930009 8.5107e-06 deg
node 64.14767039598581 6.7645e-05 deg
peri 180.3788521599986 7.3807e-05 deg
M 318.5973218192096 3.1877e-05 deg
tp 2458739.407397654564
(2019-Sep-12.90739765)
0.00010735 TDB
period 1207.812280579584
3.31
1.2561e-05
3.439e-08
d
yr
n .2980595625565666 3.0998e-09 deg/d
Q 2.480139960171284 1.7196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      175  
   data-arc span      5253 days (14.38 yr)  
   first obs. used      2004-12-10  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62843  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:13:42  

Additional Information
 Earth MOID = .945564 au 
 Jupiter MOID = 2.5286 au 
 T_jup = 3.635 
[ 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 17.1   n/a MPO433388  

212379 (2006 HD55)          Discovered 2006-Apr-21 by CSS at Catalina
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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