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186388 (2002 JB116)
Classification: Main-belt Asteroid          SPK-ID: 2186388
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3892024869515373 3.9795e-08  
a 3.088453845595824 2.5666e-08 au
q 1.88641992805489 1.1673e-07 au
i 21.99717835470248 7.17e-06 deg
node 63.82065049072575 1.5621e-05 deg
peri 222.2492244008862 1.8043e-05 deg
M 117.7383929260267 1.0116e-05 deg
tp 2458552.125833024390
(2019-Mar-09.62583302)
5.1948e-05 TDB
period 1982.485868121799
5.43
2.4713e-05
6.766e-08
d
yr
n .1815901973319299 2.2636e-09 deg/d
Q 4.290487763136758 3.5655e-08 au
  Orbit Determination Parameters
   # obs. used (total)      478  
   data-arc span      8059 days (22.06 yr)  
   first obs. used      1998-12-15  
   last obs. used      2021-01-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .65439  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:51:04  

Additional Information
 Earth MOID = .918329 au 
 Jupiter MOID = 1.18072 au 
 T_jup = 3.001 
[ 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 15.0   n/a MPO502997  

186388 (2002 JB116)          Discovered 2002-May-05 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

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