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JPL Small-Body Database Browser
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39533 (1990 QD3)
Classification: Main-belt Asteroid          SPK-ID: 2039533
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1838452140034629 4.4462e-08  
a 2.161500873983013 9.4633e-09 au
q 1.764119283236934 9.739e-08 au
i 6.214151800435861 4.9595e-06 deg
node 337.6045590557628 4.6407e-05 deg
peri 6.706459112617155 4.9277e-05 deg
M 129.411906406495 2.0314e-05 deg
tp 2458583.243333336094
(2019-Apr-09.74333334)
6.3658e-05 TDB
period 1160.73091085742
3.18
7.6228e-06
2.087e-08
d
yr
n .3101494038218313 2.0368e-09 deg/d
Q 2.558882464729093 1.1203e-08 au
  Orbit Determination Parameters
   # obs. used (total)      752  
   data-arc span      10756 days (29.45 yr)  
   first obs. used      1990-08-16  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56394  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:29:13  

Additional Information
 Earth MOID = .75654 au 
 Jupiter MOID = 2.84147 au 
 T_jup = 3.667 
[ 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 15.8   n/a MPO400385  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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