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52689 (1998 FF2)
Classification: Amor [NEO]          SPK-ID: 2052689
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 48 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2924298069869063 7.3932e-08  
a 1.56169060419011 1.5974e-08 au
q 1.105005722233531 1.0666e-07 au
i 10.98263663365029 1.1417e-05 deg
node 4.695728772245607 2.81e-05 deg
peri 265.1043561875153 4.1458e-05 deg
M 75.4355465466549 7.1612e-05 deg
tp 2458851.129627703399
(2020-Jan-02.62962770)
0.00013957 TDB
period 712.8381312054132
1.95
1.0937e-05
2.994e-08
d
yr
n .5050234888406404 7.7485e-09 deg/d
Q 2.018375486146689 2.0645e-08 au
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      6174 days (16.90 yr)  
   first obs. used      1998-02-25  
   last obs. used      2015-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60002  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:29:06  

Additional Information
 Earth MOID = .2112 au 
 Jupiter MOID = 3.14002 au 
 T_jup = 4.360 
[ 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 18.9   n/a MPO333277  

52689 (1998 FF2)          Discovered 1998-Mar-20 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

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