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JPL Small-Body Database Browser
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173454 (2000 QD20)
Classification: Main-belt Asteroid          SPK-ID: 2173454
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1697701010923976 4.9849e-08  
a 2.171854081789139 9.8282e-09 au
q 1.803138194765861 1.1233e-07 au
i 2.095375140086847 4.1371e-06 deg
node 132.7393603744991 0.00012577 deg
peri 261.9500925238382 0.00012635 deg
M 260.3944039969828 1.3935e-05 deg
tp 2458923.963759324954
(2020-Mar-15.46375932)
4.6361e-05 TDB
period 1169.080433527609
3.20
7.9356e-06
2.173e-08
d
yr
n .3079343299876536 2.0902e-09 deg/d
Q 2.540569968812417 1.1497e-08 au
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      8596 days (23.53 yr)  
   first obs. used      1996-04-20  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62405  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 14:34:10  

Additional Information
 Earth MOID = .810431 au 
 Jupiter MOID = 2.87805 au 
 T_jup = 3.668 
[ 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 16.7   n/a MPO280922  

173454 (2000 QD20)          Discovered 2000-Aug-24 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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