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39533 (1990 QD3)
Classification: Main-belt Asteroid          SPK-ID: 2039533
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1846016676066742 7.8266e-08  
a 2.161032900779845 1.7081e-08 au
q 1.762102623542997 1.7666e-07 au
i 6.21786004747949 7.6877e-06 deg
node 337.6720192526755 4.8512e-05 deg
peri 6.583549600315471 5.1461e-05 deg
M 55.2353544790846 2.1561e-05 deg
tp 2457422.465102071850
(2016-Feb-03.96510207)
6.7934e-05 JED
period 1160.353977241211
3.18
1.3757e-05
3.766e-08
d
yr
n .3102501538848642 3.6783e-09 deg/d
Q 2.559963178016692 2.0234e-08 au
  Orbit Determination Parameters
   # obs. used (total)      490  
   data-arc span      9076 days (24.85 yr)  
   first obs. used      1990-08-16  
   last obs. used      2015-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .63451  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 13:01:43  

Additional Information
 Earth MOID = .753643 au 
 Jupiter MOID = 2.82941 au 
 T_jup = 3.667 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8 mag n/a MPO287058  

39533 (1990 QD3)          Discovered 1990-Aug-28 by Holt, H. E. at Palomar
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1990 QD3 = 2000 XL32 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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