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JPL Small-Body Database Browser
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66434 (1999 NX49)
Classification: Main-belt Asteroid          SPK-ID: 2066434
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2296165168553939 6.0939e-08  
a 2.467529649806496 1.8028e-08 au
q 1.900944086380519 1.4532e-07 au
i 9.179486547942183 5.9135e-06 deg
node 291.6579058588065 4.2299e-05 deg
peri 43.72447772815011 4.6718e-05 deg
M 119.9892390909792 2.7248e-05 deg
tp 2458528.619756172700
(2019-Feb-14.11975617)
0.00010273 TDB
period 1415.767689376067
3.88
1.5515e-05
4.248e-08
d
yr
n .2542790054480287 2.7866e-09 deg/d
Q 3.034115213232473 2.2167e-08 au
  Orbit Determination Parameters
   # obs. used (total)      496  
   data-arc span      7510 days (20.56 yr)  
   first obs. used      1999-06-13  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55105  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 10:50:12  

Additional Information
 Earth MOID = .902197 au 
 Jupiter MOID = 2.37073 au 
 T_jup = 3.432 
[ 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 15.8   n/a MPO449422  

66434 (1999 NX49)          Discovered 1999-Jul-13 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 NX49 = 1999 SB23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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