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109107 (2001 QB38)
Classification: Main-belt Asteroid          SPK-ID: 2109107
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 .3341899502392055 6.3486e-08  
a 2.578804851216414 1.4282e-08 au
q 1.716994186311779 1.582e-07 au
i 4.484923375831859 6.3449e-06 deg
node 143.2929136555967 6.8642e-05 deg
peri 231.5650182363238 6.9373e-05 deg
M 67.66779430101356 1.3001e-05 deg
tp 2458316.181143125621
(2018-Jul-16.68114313)
5.3165e-05 TDB
period 1512.607135079076
4.14
1.2565e-05
3.44e-08
d
yr
n .2379996706687358 1.9771e-09 deg/d
Q 3.440615516121049 1.9054e-08 au
  Orbit Determination Parameters
   # obs. used (total)      611  
   data-arc span      8750 days (23.96 yr)  
   first obs. used      1995-03-23  
   last obs. used      2019-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56781  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:27:55  

Additional Information
 Earth MOID = .721406 au 
 Jupiter MOID = 2.02591 au 
 T_jup = 3.341 
[ 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 15.4   n/a MPO412770  
diameter diameter 3.733 km 1.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.088   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

109107 (2001 QB38)          Discovered 2001-Aug-16 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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