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JPL Small-Body Database Browser
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160731 (2000 QY230)
Classification: Main-belt Asteroid          SPK-ID: 2160731
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1637075618715182 4.4592e-08  
a 2.373554401401624 1.3056e-08 au
q 1.984985597378753 1.053e-07 au
i 2.645273621083835 5.2562e-06 deg
node 146.7457669624923 0.00010313 deg
peri 213.0753529486317 0.00010437 deg
M 143.6306865819398 1.9008e-05 deg
tp 2458467.604628990970
(2018-Dec-15.10462899)
6.8137e-05 TDB
period 1335.663973546536
3.66
1.1021e-05
3.017e-08
d
yr
n .2695288688846688 2.2239e-09 deg/d
Q 2.762123205424495 1.5194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      7095 days (19.43 yr)  
   first obs. used      2000-08-31  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52766  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 13:24:13  

Additional Information
 Earth MOID = .982076 au 
 Jupiter MOID = 2.68512 au 
 T_jup = 3.523 
[ 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 16.6   n/a MPO257719  

160731 (2000 QY230)          Discovered 2000-Aug-31 by Spacewatch at Kitt Peak
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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