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215955 (2005 NF39)
Classification: Main-belt Asteroid          SPK-ID: 2215955
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .154619121149953 4.6836e-08  
a 2.68724164244406 1.8522e-08 au
q 2.271742701371803 1.2397e-07 au
i 12.121812595927 4.2352e-06 deg
node 95.93548789447632 2.2754e-05 deg
peri 239.6518819697376 2.7609e-05 deg
M 108.1561906950126 1.5941e-05 deg
tp 2458517.099171687324
(2019-Feb-02.59917169)
6.9035e-05 TDB
period 1609.009129059388
4.41
1.6635e-05
4.554e-08
d
yr
n .2237401848741857 2.3132e-09 deg/d
Q 3.102740583516317 2.1385e-08 au
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      8037 days (22.00 yr)  
   first obs. used      1998-01-29  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56941  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:29:15  

Additional Information
 Earth MOID = 1.28784 au 
 Jupiter MOID = 2.2861 au 
 T_jup = 3.325 
[ 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 16.0   n/a MPO454551  

215955 (2005 NF39)          Discovered 2005-Jul-06 by Broughton, J. at Reedy Creek
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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