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JPL Small-Body Database Browser
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193847 (2001 QG109)
Classification: Main-belt Asteroid          SPK-ID: 2193847
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1778206433653789 5.2059e-08  
a 2.23270188542475 9.4636e-09 au
q 1.835681399715426 1.1456e-07 au
i 7.277301262290915 7.7226e-06 deg
node 49.60590877425827 3.1664e-05 deg
peri 299.6695364663645 3.7431e-05 deg
M 86.00517402080047 1.9434e-05 deg
tp 2458309.383639098061
(2018-Jul-09.88363910)
6.5199e-05 TDB
period 1218.55331516859
3.34
7.7475e-06
2.121e-08
d
yr
n .2954322929647055 1.8783e-09 deg/d
Q 2.629722371134073 1.1146e-08 au
  Orbit Determination Parameters
   # obs. used (total)      380  
   data-arc span      7393 days (20.24 yr)  
   first obs. used      1998-10-14  
   last obs. used      2019-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50251  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:23:29  

Additional Information
 Earth MOID = .842373 au 
 Jupiter MOID = 2.8135 au 
 T_jup = 3.609 
[ 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 16.7   n/a MPO459867  

193847 (2001 QG109)          Discovered 2001-Aug-20 by NEAT at Palomar
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 2001 QG109 = 2001 OJ75 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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