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146981 (2002 NZ49)
Classification: Main-belt Asteroid          SPK-ID: 2146981
[ 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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2818183972189804 4.3652e-08  
a 2.347890580354891 1.0945e-08 au
q 1.686211820153734 1.0199e-07 au
i 2.027503325417403 4.7096e-06 deg
node 281.3913862518296 0.00013494 deg
peri 100.45275653227 0.00013522 deg
M 299.8629262696342 1.0714e-05 deg
tp 2459220.010347765419
(2021-Jan-05.51034777)		 4.0235e-05 TDB
period 1314.060034744394
3.60		 9.1887e-06
2.516e-08		 d
yr
n .2739600859027921 1.9157e-09 deg/d
Q 3.009569340556048 1.403e-08 au
   Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      7071 days (19.36 yr)  
   first obs. used      1999-12-15  
   last obs. used      2019-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5553  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:40:54  

Additional Information
 Earth MOID = .690782 au 
 Jupiter MOID = 2.45928 au 
 T_jup = 3.504 
[ 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 16.9   n/a MPO436738  

146981 (2002 NZ49)          Discovered 2002-Jul-13 by NEAT at Haleakala
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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