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120364 Stevecooley (2005 ND20)
Classification: Main-belt Asteroid          SPK-ID: 2120364
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1498464492242113 6.2449e-08  
a 2.653797793022675 1.5628e-08 au
q 2.256135616779178 1.656e-07 au
i 13.50750560930535 6.5968e-06 deg
node 314.0700679844808 1.8496e-05 deg
peri 58.24964962037143 2.5664e-05 deg
M 131.2325603942505 1.6896e-05 deg
tp 2458424.875498909131
(2018-Nov-02.37549891)
7.3474e-05 TDB
period 1579.06558989755
4.32
1.3949e-05
3.819e-08
d
yr
n .2279829300968789 2.0139e-09 deg/d
Q 3.051459969266171 1.797e-08 au
  Orbit Determination Parameters
   # obs. used (total)      628  
   data-arc span      9597 days (26.28 yr)  
   first obs. used      1994-01-11  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51218  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:36:49  

Additional Information
 Earth MOID = 1.28508 au 
 Jupiter MOID = 2.48826 au 
 T_jup = 3.334 
[ 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 15.3   n/a MPO366575  

120364 Stevecooley (2005 ND20)          Discovered 2005-Jul-03 by CSS at Catalina
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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