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109332 (2001 QD143)
Classification: Main-belt Asteroid          SPK-ID: 2109332
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2045580715043473 6.164e-08  
a 2.615534710689445 1.504e-08 au
q 2.080505974318131 1.6061e-07 au
i 3.018738195273607 6.3125e-06 deg
node 183.7861305754072 7.8676e-05 deg
peri 220.6030662701389 8.0049e-05 deg
M 112.96553118977 1.1737e-05 deg
tp 2458515.677678503740
(2019-Feb-01.17767850)
4.9331e-05 TDB
period 1545.037976632462
4.23
1.3327e-05
3.649e-08
d
yr
n .2330039814196992 2.0098e-09 deg/d
Q 3.150563447060759 1.8117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      462  
   data-arc span      9068 days (24.83 yr)  
   first obs. used      1995-04-05  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56828  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:23:48  

Additional Information
 Earth MOID = 1.09064 au 
 Jupiter MOID = 2.25402 au 
 T_jup = 3.375 
[ 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 16.3   n/a MPO453553  

109332 (2001 QD143)          Discovered 2001-Aug-21 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 QD143 = 1999 EV10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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