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146983 (2002 NN61)
Classification: Main-belt Asteroid          SPK-ID: 2146983
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2155303593135898 4.4626e-08  
a 2.417168583690813 1.2163e-08 au
q 1.896195370326411 1.1122e-07 au
i 2.561959467455412 5.5438e-06 deg
node 69.05239281521894 0.00011486 deg
peri 274.7785494748617 0.00011574 deg
M 242.9993012080648 1.5674e-05 deg
tp 2459446.612911869875
(2021-Aug-20.11291187)
6.1785e-05 TDB
period 1372.646915201372
3.76
1.0361e-05
2.837e-08
d
yr
n .262267008371331 1.9796e-09 deg/d
Q 2.938141797055215 1.4784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      9489 days (25.98 yr)  
   first obs. used      1994-05-04  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60963  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:57:55  

Additional Information
 Earth MOID = .890661 au 
 Jupiter MOID = 2.47408 au 
 T_jup = 3.482 
[ 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 17.0   n/a MPO417789  

146983 (2002 NN61)          Discovered 2002-Jul-05 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2002 NN61 = 1994 JJ6 = 2006 RX39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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