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212399 (2006 JH38)
Classification: Main-belt Asteroid          SPK-ID: 2212399
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04353043991285201 4.5621e-08  
a 2.173419842099674 1.0403e-08 au
q 2.078809920257753 1.046e-07 au
i 2.551553615488781 4.0072e-06 deg
node 100.2389658934164 0.00011095 deg
peri 354.3365318116901 0.00012453 deg
M 255.1973589736528 5.6256e-05 deg
tp 2459341.208991128294
(2021-May-06.70899113)
0.00018289 TDB
period 1170.344903573093
3.20
8.4029e-06
2.301e-08
d
yr
n .3076016299989095 2.2085e-09 deg/d
Q 2.268029763941594 1.0856e-08 au
  Orbit Determination Parameters
   # obs. used (total)      262  
   data-arc span      6917 days (18.94 yr)  
   first obs. used      2001-12-09  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49525  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:49:16  

Additional Information
 Earth MOID = 1.09558 au 
 Jupiter MOID = 2.77915 au 
 T_jup = 3.684 
[ 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 17.8   n/a MPO433388  

212399 (2006 JH38)          Discovered 2006-May-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2006 JH38 = 2007 RK249 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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