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(2020 FB4)
Classification: Amor [NEO]          SPK-ID: 54016337
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1498486321058615 0.00038335  
a 1.202688123717885 0.00058889 au
q 1.022466953528795 3.9613e-05 au
i 10.72399013328594 0.01961 deg
node 8.914791088120515 0.00099862 deg
peri 199.1533250764087 0.0032769 deg
M 328.889875606388 0.24267 deg
tp 2459438.131993529295
(2021-Aug-11.63199353)
0.35532 TDB
period 481.7569187741281
1.32
0.35384
0.0009688
d
yr
n .7472648258296963 0.00054885 deg/d
Q 1.382909293906975 0.00067714 au
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      7 days  
   first obs. used      2020-03-22  
   last obs. used      2020-03-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .45953  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:21:05  

Additional Information
 Earth MOID = .0305068 au 
 Jupiter MOID = 3.57677 au 
 T_jup = 5.261 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458934.5 (2020-Mar-26.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1503271147148776 0.0003813  
q 1.022557235330877 3.9865e-05 au
tp 2458956.130626820653
(2020-Apr-16.63062682)
0.0035916 TDB
node 8.98333597666312 0.00063627 deg
peri 198.8121903727733 0.0053995 deg
i 10.74689822984518 0.019509 deg
  Orbit Determination Parameters
   # obs. used (total)      42  
   data-arc span      7 days  
   first obs. used      2020-03-22  
   last obs. used      2020-03-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .45953  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:21:05  

Additional Information
 Jupiter MOID = 3.57677 au 
 T_jup = 5.261 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.453884907793652E-7 1.519595809251051E-8 1.313075975009357E-6 2.425890565734842E-7 2.019182204169987E-6 7.438661050728764E-6
q 1.519595809251051E-8 1.589206562102732E-9 1.362648971363386E-7 2.535720590342326E-8 2.100334748774526E-7 7.774676178825976E-7
tp 1.313075975009357E-6 1.362648971363386E-7 1.289931047716524E-5 2.189269610582507E-6 1.931147544427624E-5 6.720504539955288E-5
node 2.425890565734842E-7 2.535720590342326E-8 2.189269610582507E-6 4.048422787512047E-7 3.367319292098439E-6 1.241175580461659E-5
peri 2.019182204169987E-6 2.100334748774526E-7 1.931147544427624E-5 3.367319292098439E-6 2.915423838300744E-5 .0001033330356307596
i 7.438661050728764E-6 7.774676178825976E-7 6.720504539955288E-5 1.241175580461659E-5 .0001033330356307596 .0003805933609034447

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 26.8   .47957 E2020-FI2 autocmod 2.8

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