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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1781106560744193 5.2047e-08  
a 2.232183639770108 9.4641e-09 au
q 1.834607947212069 1.1452e-07 au
i 7.277358193387286 7.7228e-06 deg
node 49.59687283423428 3.1668e-05 deg
peri 299.6514720847267 3.7418e-05 deg
M 204.217624374181 1.9659e-05 deg
tp 2459527.619557094556
(2021-Nov-09.11955709)
6.7802e-05 TDB
period 1218.129071351696
3.34
7.747e-06
2.121e-08
d
yr
n .2955351846258182 1.8795e-09 deg/d
Q 2.629759332328147 1.115e-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 = .84218 au 
 Jupiter MOID = 2.81692 au 
 T_jup = 3.610 
[ 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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