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JPL Small-Body Database Browser
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59781 (1999 NU42)
Classification: Outer Main-belt Asteroid          SPK-ID: 2059781
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06391555164748353 4.8565e-08  
a 3.201416488544553 2.4457e-08 au
q 2.996796187625879 1.4846e-07 au
i 15.06267630186327 5.7792e-06 deg
node 316.1898982093103 1.7843e-05 deg
peri 164.0718663292425 4.7017e-05 deg
M 64.41292211187938 4.3157e-05 deg
tp 2458626.146245023046
(2019-May-22.64624502)
0.00024986 TDB
period 2092.240925782327
5.73
2.3975e-05
6.564e-08
d
yr
n .1720643141828369 1.9717e-09 deg/d
Q 3.406036789463228 2.602e-08 au
  Orbit Determination Parameters
   # obs. used (total)      902  
   data-arc span      7594 days (20.79 yr)  
   first obs. used      1999-07-14  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49938  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 11:49:31  

Additional Information
 Earth MOID = 2.01455 au 
 Jupiter MOID = 1.65904 au 
 T_jup = 3.137 
[ 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 13.9   n/a MPO302387  

59781 (1999 NU42)          Discovered 1999-Jul-14 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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