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JPL Small-Body Database Browser
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109319 (2001 QC138)
Classification: Main-belt Asteroid          SPK-ID: 2109319
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09997252180540359 3.8881e-08  
a 2.726222102649592 1.4651e-08 au
q 2.453674804046083 1.0616e-07 au
i 12.68725692707939 5.1446e-06 deg
node 349.2888075824292 1.6991e-05 deg
peri 52.2920001157953 3.1644e-05 deg
M 313.9486636974163 2.444e-05 deg
tp 2458810.819729609994
(2019-Nov-23.31972961)
0.00011162 TDB
period 1644.145615278264
4.50
1.3253e-05
3.628e-08
d
yr
n .218958708191471 1.765e-09 deg/d
Q 2.998769401253102 1.6115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      783  
   data-arc span      8452 days (23.14 yr)  
   first obs. used      1996-10-07  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53454  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 10:14:53  

Additional Information
 Earth MOID = 1.47995 au 
 Jupiter MOID = 2.406 au 
 T_jup = 3.314 
[ 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 15.0   n/a MPO453552  
diameter diameter 2.882 km 0.402 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.256   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109319 (2001 QC138)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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