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216448 (2009 FQ55)
Classification: Main-belt Asteroid          SPK-ID: 2216448
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1427810140654874 6.8863e-08  
a 2.454662436984314 2.0687e-08 au
q 2.104183245043232 1.7916e-07 au
i 5.613577219561557 5.7881e-06 deg
node 51.81668983629559 6.2351e-05 deg
peri 162.9843933977472 6.6857e-05 deg
M 9.551840166542249 2.795e-05 deg
tp 2459163.229034955406
(2020-Nov-09.72903496)
0.00010877 TDB
period 1404.708117191091
3.85
1.7758e-05
4.862e-08
d
yr
n .2562809993010292 3.2398e-09 deg/d
Q 2.805141628925395 2.3641e-08 au
  Orbit Determination Parameters
   # obs. used (total)      178  
   data-arc span      5883 days (16.11 yr)  
   first obs. used      2003-12-21  
   last obs. used      2020-01-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57265  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:52  

Additional Information
 Earth MOID = 1.09694 au 
 Jupiter MOID = 2.16061 au 
 T_jup = 3.473 
[ 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 16.9   n/a MPO533488  

216448 (2009 FQ55)          Discovered 2009-Mar-28 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2009 FQ55 = 2007 VP167 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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