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JPL Small-Body Database Browser
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(2021 FB)
Classification: Aten [NEO]          SPK-ID: 54131738
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2548212462909912 0.00010397  
a .8430902607758092 4.488e-05 au
q .6282529497891207 0.0001211 au
i 9.740099477256742 0.0054515 deg
node 358.5102134709254 0.00022092 deg
peri 28.67154516204087 0.00066229 deg
M 266.0818555983304 0.0032972 deg
tp 2459470.266051614454
(2021-Sep-12.76605161)
0.0084737 TDB
period 282.7545066012953
0.77
0.022577
6.181e-05
d
yr
n 1.273189256387791 0.00010166 deg/d
Q 1.057927571762498 5.6316e-05 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      6 days  
   first obs. used      2021-03-17  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .34469  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:26:45  

Additional Information
 Earth MOID = .0151714 au 
 Jupiter MOID = 4.31006 au 
 T_jup = 6.939 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 26.02   .39092 E2021G03 autocmod 2.9c

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