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382170 (2012 JB20)
Classification: Main-belt Asteroid          SPK-ID: 2382170
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .185345338545344 5.2277e-08  
a 2.234575271495773 1.7383e-08 au
q 1.820407161295335 1.1074e-07 au
i 4.702357949252353 6.4996e-06 deg
node 163.0048566313861 5.9494e-05 deg
peri 109.9878477004711 6.2467e-05 deg
M 116.6483222165794 1.6878e-05 deg
tp 2458605.163507018830
(2019-May-01.66350702)
5.7014e-05 TDB
period 1220.087308319576
3.34
1.4237e-05
3.898e-08
d
yr
n .2950608514204014 3.443e-09 deg/d
Q 2.648743381696212 2.0605e-08 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      8967 days (24.55 yr)  
   first obs. used      1995-04-05  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56808  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 12:37:53  

Additional Information
 Earth MOID = .810826 au 
 Jupiter MOID = 2.46982 au 
 T_jup = 3.612 
[ 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 MPO494953  

382170 (2012 JB20)          Discovered 2005-Mar-04 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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