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545274 (2011 FZ2)
Classification: Apollo [NEO]          SPK-ID: 2545274
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 63 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7845639929376318 4.1564e-08  
a 2.662120831284375 1.2253e-08 au
q .5735166822094582 1.1282e-07 au
i 13.32628012216175 1.1104e-05 deg
node 98.98267703421821 4.9464e-05 deg
peri 216.2904013077702 4.9477e-05 deg
M 43.95396834321799 3.5372e-06 deg
tp 2459006.797305106870
(2020-Jun-06.29730511)
1.4454e-05 TDB
period 1586.499986008351
4.34
1.0954e-05
2.999e-08
d
yr
n .2269145938700974 1.5667e-09 deg/d
Q 4.750724980359292 2.1867e-08 au
  Orbit Determination Parameters
   # obs. used (total)      250  
   data-arc span      3573 days (9.78 yr)  
   first obs. used      2011-03-25  
   last obs. used      2021-01-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41711  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:35:42  

Additional Information
 Earth MOID = .179232 au 
 Jupiter MOID = .826984 au 
 T_jup = 2.818 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.50   n/a MPCxxxxx  

545274 (2011 FZ2)          Discovered 2011-Mar-25 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2020-06-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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