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332490 (2008 FJ20)
Classification: Main-belt Asteroid          SPK-ID: 2332490
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1319213514161285 4.9021e-08  
a 2.271745760075414 1.3002e-08 au
q 1.972053989332405 1.0996e-07 au
i 6.653325666530201 6.4743e-06 deg
node 197.0492295932212 4.2891e-05 deg
peri 92.49747729974219 5.3738e-05 deg
M 112.1476182693881 2.8374e-05 deg
tp 2458610.894059572868
(2019-May-07.39405957)
9.9158e-05 TDB
period 1250.656418015543
3.42
1.0737e-05
2.94e-08
d
yr
n .2878488406681858 2.4712e-09 deg/d
Q 2.571437530818423 1.4718e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      7849 days (21.49 yr)  
   first obs. used      1998-04-27  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55688  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 09:45:09  

Additional Information
 Earth MOID = .969735 au 
 Jupiter MOID = 2.58856 au 
 T_jup = 3.592 
[ 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 17.6   n/a MPO437418  

332490 (2008 FJ20)          Discovered 2008-Mar-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

Alternate Designations
 2008 FJ20 = 2002 RY176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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