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JPL Small-Body Database Browser
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66415 (1999 NG8)
Classification: Main-belt Asteroid          SPK-ID: 2066415
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1943566954605859 3.8108e-08  
a 2.387048680529186 9.6498e-09 au
q 1.923109787077982 8.9938e-08 au
i .8731154274648529 4.4549e-06 deg
node 343.8877075459204 0.00026901 deg
peri 343.8485133961037 0.00026928 deg
M 223.2271349563464 1.4901e-05 deg
tp 2459512.285272752086
(2021-Oct-24.78527275)
5.7673e-05 TDB
period 1347.070547450669
3.69
8.1684e-06
2.236e-08
d
yr
n .2672465823570265 1.6205e-09 deg/d
Q 2.850987573980391 1.1525e-08 au
  Orbit Determination Parameters
   # obs. used (total)      966  
   data-arc span      7510 days (20.56 yr)  
   first obs. used      1999-07-13  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54329  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 14:56:53  

Additional Information
 Earth MOID = .911697 au 
 Jupiter MOID = 2.49046 au 
 T_jup = 3.508 
[ 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 15.7   n/a MPO366013  

66415 (1999 NG8)          Discovered 1999-Jul-13 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 NG8 = 2001 BR45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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