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JPL Small-Body Database Browser
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109085 (2001 QF28)
Classification: Main-belt Asteroid          SPK-ID: 2109085
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2183637484256623 5.2176e-08  
a 2.416288795041824 8.2332e-09 au
q 1.888658916477565 1.2609e-07 au
i 2.847129360443556 5.5465e-06 deg
node 28.33862732516092 7.0795e-05 deg
peri 352.4812055726825 7.1245e-05 deg
M 246.0141614184963 7.9476e-06 deg
tp 2459034.880263758220
(2020-Jul-04.38026376)
3.1268e-05 TDB
period 1371.897569899831
3.76
7.0119e-06
1.92e-08
d
yr
n .2624102614499751 1.3412e-09 deg/d
Q 2.943918673606083 1.0031e-08 au
  Orbit Determination Parameters
   # obs. used (total)      814  
   data-arc span      7026 days (19.24 yr)  
   first obs. used      1999-02-12  
   last obs. used      2018-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61648  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:35:03  

Additional Information
 Earth MOID = .890717 au 
 Jupiter MOID = 2.51293 au 
 T_jup = 3.482 
[ 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 MPO338037  

109085 (2001 QF28)          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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