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215951 (2005 NC23)
Classification: Main-belt Asteroid          SPK-ID: 2215951
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 .190843270421263 8.8298e-08  
a 2.552149726569058 2.4619e-08 au
q 2.065089126145887 2.3085e-07 au
i 5.642202086905503 1.4659e-05 deg
node 240.9819248375588 9.7125e-05 deg
peri 32.79546706934717 0.00011011 deg
M 225.9462730424686 5.165e-05 deg
tp 2459555.041487527486
(2021-Dec-06.54148753)
0.00021754 TDB
period 1489.215854275651
4.08
2.1548e-05
5.9e-08
d
yr
n .2417379582458868 3.4978e-09 deg/d
Q 3.039210326992229 2.9317e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      8744 days (23.94 yr)  
   first obs. used      1996-01-27  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69553  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 01:06:03  

Additional Information
 Earth MOID = 1.05155 au 
 Jupiter MOID = 2.07663 au 
 T_jup = 3.407 
[ 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 16.6   n/a MPO454551  

215951 (2005 NC23)          Discovered 2005-Jul-04 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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