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385231 (2000 QQ117)
Classification: Main-belt Asteroid          SPK-ID: 2385231
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2953069332120298 1.879e-07  
a 2.5754055264077 3.574e-08 au
q 1.814870418626929 4.6386e-07 au
i 17.65941460358098 1.4847e-05 deg
node 321.0177069079442 3.5956e-05 deg
peri 58.72591491297074 4.8088e-05 deg
M 306.4398332074069 3.5808e-05 deg
tp 2459425.098205403717
(2021-Jul-29.59820540)
0.00015374 TDB
period 1509.617291866235
4.13
3.1424e-05
8.603e-08
d
yr
n .2384710362948725 4.964e-09 deg/d
Q 3.335940634188471 4.6294e-08 au
  Orbit Determination Parameters
   # obs. used (total)      89  
   data-arc span      6791 days (18.59 yr)  
   first obs. used      2000-08-31  
   last obs. used      2019-04-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48045  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:37  

Additional Information
 Earth MOID = .873552 au 
 Jupiter MOID = 2.37492 au 
 T_jup = 3.301 
[ 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 17.0   n/a MPO471961  

385231 (2000 QQ117)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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