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JPL Small-Body Database Browser
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109020 (2001 QN7)
Classification: Main-belt Asteroid          SPK-ID: 2109020
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 .1233902858700265 5.8449e-08  
a 2.603908954641319 1.5863e-08 au
q 2.282611884348605 1.5308e-07 au
i 2.479519601584229 5.7011e-06 deg
node 339.3149058501991 0.00010867 deg
peri 25.87564161929314 0.00011005 deg
M 46.65322419500215 1.7403e-05 deg
tp 2458401.608473092427
(2018-Oct-10.10847309)
7.3925e-05 TDB
period 1534.748153470531
4.20
1.4024e-05
3.84e-08
d
yr
n .2345661724276591 2.1435e-09 deg/d
Q 2.925206024934033 1.782e-08 au
  Orbit Determination Parameters
   # obs. used (total)      671  
   data-arc span      8720 days (23.87 yr)  
   first obs. used      1995-01-29  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58223  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:27:03  

Additional Information
 Earth MOID = 1.28002 au 
 Jupiter MOID = 2.52761 au 
 T_jup = 3.401 
[ 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 15.7   n/a MPO453549  

109020 (2001 QN7)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 QN7 = 1995 BF11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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