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109326 (2001 QN140)
Classification: Main-belt Asteroid          SPK-ID: 2109326
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05401635758826887 5.2655e-08  
a 2.687772210383084 1.6895e-08 au
q 2.542588545551219 1.4403e-07 au
i 12.61762349090812 5.5605e-06 deg
node 332.4016281455539 1.9517e-05 deg
peri 26.06203038760303 4.7341e-05 deg
M 115.2662472282396 4.3983e-05 deg
tp 2458485.168406070219
(2019-Jan-01.66840607)
0.00019559 TDB
period 1609.485675779597
4.41
1.5175e-05
4.155e-08
d
yr
n .2236739384621267 2.1089e-09 deg/d
Q 2.832955875214948 1.7807e-08 au
  Orbit Determination Parameters
   # obs. used (total)      969  
   data-arc span      8575 days (23.48 yr)  
   first obs. used      1996-08-10  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53609  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:23:33  

Additional Information
 Earth MOID = 1.54092 au 
 Jupiter MOID = 2.4468 au 
 T_jup = 3.337 
[ 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 14.4   n/a MPO453553  
diameter diameter 8.445 km 0.420 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.043   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

109326 (2001 QN140)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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