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86031 (1999 NR2)
Classification: Inner Main-belt Asteroid          SPK-ID: 2086031
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01072280076066875 3.7258e-08  
a 1.836774836344053 5.5034e-09 au
q 1.817079465731726 6.7549e-08 au
i 26.98376685683234 5.0039e-06 deg
node 124.3181876992639 6.8015e-06 deg
peri 137.0380143161386 0.00019511 deg
M 170.8191921550862 0.00019496 deg
tp 2458569.063910193557
(2019-Mar-26.56391019)
0.00049212 TDB
period 909.2479034165417
2.49
4.0865e-06
1.119e-08
d
yr
n .3959316250796764 1.7795e-09 deg/d
Q 1.85647020695638 5.5624e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1327  
   data-arc span      7549 days (20.67 yr)  
   first obs. used      1999-05-20  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47142  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:43:29  

Additional Information
 Earth MOID = .80677 au 
 Jupiter MOID = 3.23445 au 
 T_jup = 3.892 
[ 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 14.9   n/a MPO348043  

86031 (1999 NR2)          Discovered 1999-Jul-13 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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