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JPL Small-Body Database Browser
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109318 (2001 QU137)
Classification: Main-belt Asteroid          SPK-ID: 2109318
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04408367017419777 4.4713e-08  
a 2.807664078386988 1.7339e-08 au
q 2.683891941195433 1.2606e-07 au
i 6.536142396503112 6.2243e-06 deg
node 317.9873351440837 4.0069e-05 deg
peri 312.151658579098 8.0298e-05 deg
M 15.96036938050782 6.8611e-05 deg
tp 2458524.317261002405
(2019-Feb-09.81726100)
0.00032764 TDB
period 1718.367876411983
4.70
1.5918e-05
4.358e-08
d
yr
n .2095011230957678 1.9407e-09 deg/d
Q 2.931436215578543 1.8104e-08 au
  Orbit Determination Parameters
   # obs. used (total)      846  
   data-arc span      6645 days (18.19 yr)  
   first obs. used      2001-08-22  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5439  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 12:51:29  

Additional Information
 Earth MOID = 1.67232 au 
 Jupiter MOID = 2.15558 au 
 T_jup = 3.311 
[ 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 14.6   n/a MPO259965  
diameter diameter 3.149 km 0.961 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.257   0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109318 (2001 QU137)          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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