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JPL Small-Body Database Browser
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109324 (2001 QA140)
Classification: Main-belt Asteroid          SPK-ID: 2109324
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1777849902941976 5.7221e-08  
a 2.611307507345028 1.5471e-08 au
q 2.147056227496527 1.4672e-07 au
i 13.27408965849182 5.5579e-06 deg
node 351.1721326378154 2.168e-05 deg
peri 38.63890769730811 2.5878e-05 deg
M 65.721895118055 1.6894e-05 deg
tp 2458319.120126484035
(2018-Jul-19.62012648)
7.0971e-05 TDB
period 1541.29387601788
4.22
1.3697e-05
3.75e-08
d
yr
n .2335699931087144 2.0757e-09 deg/d
Q 3.075558787193529 1.8221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      919  
   data-arc span      11154 days (30.54 yr)  
   first obs. used      1988-09-11  
   last obs. used      2019-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52741  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:59:54  

Additional Information
 Earth MOID = 1.16514 au 
 Jupiter MOID = 2.45185 au 
 T_jup = 3.350 
[ 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 14.1   n/a MPO412771  

109324 (2001 QA140)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QA140 = 1988 RJ12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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