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101873 (1999 NC5)
Classification: Amor [NEO]          SPK-ID: 2101873
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 131 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3931218814713219 9.1734e-08  
a 2.029373500161004 1.7666e-08 au
q 1.231582371569668 1.7864e-07 au
i 45.79017518962937 7.4289e-06 deg
node 128.8008423043256 8.7224e-06 deg
peri 295.273808668652 1.4472e-05 deg
M 62.19374545170852 2.7931e-05 deg
tp 2459018.074470528103
(2020-Jun-17.57447053)
7.9706e-05 TDB
period 1055.945258368079
2.89
1.3788e-05
3.775e-08
d
yr
n .3409267640979473 4.4516e-09 deg/d
Q 2.82716462875234 2.461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      468  
   data-arc span      13965 days (38.23 yr)  
   first obs. used      1983-01-16  
   last obs. used      2021-04-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57667  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:39:07  

Additional Information
 Earth MOID = .437988 au 
 Jupiter MOID = 2.89575 au 
 T_jup = 3.365 
[ 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 16.4   n/a MPO436476  

101873 (1999 NC5)          Discovered 1999-Jul-13 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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