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JPL Small-Body Database Browser
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146329 (2001 NJ8)
Classification: Main-belt Asteroid          SPK-ID: 2146329
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07605873156762297 6.3124e-08  
a 2.415384766105824 1.6062e-08 au
q 2.231673664548055 1.5306e-07 au
i 4.697258914141471 4.8685e-06 deg
node 283.001053268697 6.7344e-05 deg
peri 277.8107537097371 7.5138e-05 deg
M 354.6384897043827 3.2914e-05 deg
tp 2458620.920320527019
(2019-May-17.42032053)
0.00012534 TDB
period 1371.127720436568
3.75
1.3676e-05
3.744e-08
d
yr
n .2625575973953584 2.6189e-09 deg/d
Q 2.599095867663593 1.7283e-08 au
  Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      6552 days (17.94 yr)  
   first obs. used      2001-05-26  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60359  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:13  

Additional Information
 Earth MOID = 1.23452 au 
 Jupiter MOID = 2.38736 au 
 T_jup = 3.508 
[ 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 16.3   n/a MPO280760  

146329 (2001 NJ8)          Discovered 2001-Jul-14 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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