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434442 (2005 NE49)
Classification: Main-belt Asteroid          SPK-ID: 2434442
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2158982325369155 5.8794e-08  
a 2.26163668930384 1.4422e-08 au
q 1.7733533254425 1.3361e-07 au
i 9.023943714965039 8.8573e-06 deg
node 80.65045158557652 4.3858e-05 deg
peri 213.0519892586014 5.9792e-05 deg
M 136.9754266649857 3.6346e-05 deg
tp 2458527.813880583974
(2019-Feb-13.31388058)
0.00012305 TDB
period 1242.317743648746
3.40
1.1883e-05
3.253e-08
d
yr
n .2897809371559509 2.7718e-09 deg/d
Q 2.74992005316518 1.7536e-08 au
  Orbit Determination Parameters
   # obs. used (total)      187  
   data-arc span      7817 days (21.40 yr)  
   first obs. used      1998-06-21  
   last obs. used      2019-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4841  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 22:45:28  

Additional Information
 Earth MOID = .764665 au 
 Jupiter MOID = 2.44983 au 
 T_jup = 3.572 
[ 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 17.5   n/a MPO440802  

434442 (2005 NE49)          Discovered 2005-Jul-10 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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