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487628 (2015 NX8)
Classification: Main-belt Asteroid          SPK-ID: 2487628
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2760157102089505 2.8197e-07  
a 2.608874826223931 1.0838e-07 au
q 1.888784388217481 8.1056e-07 au
i 5.469908613219206 1.1797e-05 deg
node 121.4110129530405 5.1033e-05 deg
peri 222.9452233661181 8.4778e-05 deg
M 33.0550578953405 7.5852e-05 deg
tp 2458859.176719027481
(2020-Jan-10.67671903)
0.00031595 TDB
period 1539.140585116879
4.21
9.5906e-05
2.626e-07
d
yr
n .2338967625706928 1.4574e-08 deg/d
Q 3.328965264230382 1.3829e-07 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      3374 days (9.24 yr)  
   first obs. used      2007-11-02  
   last obs. used      2017-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48831  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 00:15:11  

Additional Information
 Earth MOID = .885352 au 
 Jupiter MOID = 2.09569 au 
 T_jup = 3.349 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a E2015T07  

487628 (2015 NX8)          Discovered 2007-Nov-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 NX8 = 2007 WW39 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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