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129208 (2005 NO56)
Classification: Main-belt Asteroid          SPK-ID: 2129208
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1025316972127028 4.9653e-08  
a 2.980183904342632 2.7785e-08 au
q 2.674620590624402 1.6139e-07 au
i 1.450062788776109 5.0311e-06 deg
node 258.4582657805914 0.00022655 deg
peri 24.8964911166881 0.00022827 deg
M 2.641155145105137 2.8146e-05 deg
tp 2458986.713486947638
(2020-May-17.21348695)
0.0001469 TDB
period 1879.156818200802
5.14
2.6279e-05
7.195e-08
d
yr
n .191575283400074 2.6791e-09 deg/d
Q 3.285747218060861 3.0633e-08 au
  Orbit Determination Parameters
   # obs. used (total)      361  
   data-arc span      8658 days (23.70 yr)  
   first obs. used      1995-08-27  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6234  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:06:19  

Additional Information
 Earth MOID = 1.65825 au 
 Jupiter MOID = 1.83639 au 
 T_jup = 3.251 
[ 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 15.8   n/a MPO432771  

129208 (2005 NO56)          Discovered 2005-Jul-05 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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