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385626 (2005 NO31)
Classification: Main-belt Asteroid          SPK-ID: 2385626
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1097346825234165 1.4162e-07  
a 3.159965129327174 8.3593e-08 au
q 2.81320735907539 4.5532e-07 au
i 17.80089609583426 1.1923e-05 deg
node 119.2245419545803 3.9272e-05 deg
peri 206.6394096318786 7.5925e-05 deg
M 246.6283969024643 8.502e-05 deg
tp 2459846.635568869077
(2022-Sep-24.13556887)
0.00050662 TDB
period 2051.737811211418
5.62
8.1414e-05
2.229e-07
d
yr
n .1754610155512235 6.9624e-09 deg/d
Q 3.506722899578957 9.2766e-08 au
  Orbit Determination Parameters
   # obs. used (total)      88  
   data-arc span      5422 days (14.84 yr)  
   first obs. used      2005-06-15  
   last obs. used      2020-04-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61198  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:06:05  

Additional Information
 Earth MOID = 1.80792 au 
 Jupiter MOID = 1.80426 au 
 T_jup = 3.122 
[ 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 15.85   n/a E2021B25  

385626 (2005 NO31)          Discovered 2005-Jul-04 by NEAT at Palomar
Reference: Last Updated: 2014-02-19

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