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JPL Small-Body Database Browser
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109516 (2001 QM238)
Classification: Outer Main-belt Asteroid          SPK-ID: 2109516
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1391176336352875 5.515e-08  
a 3.206587349421014 2.9557e-08 au
q 2.760494505324714 1.8545e-07 au
i 2.164281887576244 5.7502e-06 deg
node 48.98833072124427 0.00015463 deg
peri 298.2766404321143 0.000156 deg
M 31.14115471703516 2.2382e-05 deg
tp 2458419.075785838831
(2018-Oct-27.57578584)
0.00012963 TDB
period 2097.311987673109
5.74
2.8998e-05
7.939e-08
d
yr
n .1716482822374018 2.3733e-09 deg/d
Q 3.652680193517314 3.3669e-08 au
  Orbit Determination Parameters
   # obs. used (total)      613  
   data-arc span      6283 days (17.20 yr)  
   first obs. used      2001-08-24  
   last obs. used      2018-11-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55124  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:59:28  

Additional Information
 Earth MOID = 1.7537 au 
 Jupiter MOID = 1.76021 au 
 T_jup = 3.176 
[ 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 14.7   n/a MPO338040  
diameter diameter 5.713 km 1.098 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.086   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109516 (2001 QM238)          Discovered 2001-Aug-24 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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