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109335 (2001 QP143)
Classification: Main-belt Asteroid          SPK-ID: 2109335
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02991581999464065 5.9312e-08  
a 3.049568571238827 3.1165e-08 au
q 2.958338226800333 1.7622e-07 au
i 9.572111588251019 7.8404e-06 deg
node 169.8038033116304 2.8752e-05 deg
peri 143.1499075609681 0.00012034 deg
M 217.424354622697 0.00011878 deg
tp 2459770.869139597339
(2022-Jul-10.36913960)
0.00064417 TDB
period 1945.163141440645
5.33
2.9817e-05
8.163e-08
d
yr
n .1850744507390642 2.837e-09 deg/d
Q 3.140798915677321 3.2097e-08 au
  Orbit Determination Parameters
   # obs. used (total)      216  
   data-arc span      7733 days (21.17 yr)  
   first obs. used      1999-02-14  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63069  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:03:33  

Additional Information
 Earth MOID = 1.95152 au 
 Jupiter MOID = 1.95865 au 
 T_jup = 3.215 
[ 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 15.8   n/a MPO422366  

109335 (2001 QP143)          Discovered 2001-Aug-21 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QP143 = 2004 DY76 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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