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(2021 FP2)
Classification: Apollo [NEO]          SPK-ID: 54132513
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2940698653872007 0.00033799  
a 1.170973768294497 0.00031606 au
q .8266256698801909 0.00017624 au
i 1.239575199746053 0.0016148 deg
node 5.380607409245027 0.0017688 deg
peri 253.6429417581282 0.010656 deg
M 239.4540259095724 0.058867 deg
tp 2459355.477762417747
(2021-May-20.97776242)
0.013095 TDB
period 462.8275219588559
1.27
0.18738
0.000513
d
yr
n .7778275554494857 0.00031492 deg/d
Q 1.515321866708802 0.000409 au
  Orbit Determination Parameters
   # obs. used (total)      16  
   data-arc span      1 day  
   first obs. used      2021-03-22  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .44552  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:26:57  

Additional Information
 Earth MOID = .000762872 au 
 Jupiter MOID = 3.54067 au 
 T_jup = 5.350 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459296.5 (2021-Mar-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2957834029148717 0.00033453  
q .8250224138401452 0.00017251 au
tp 2459355.493634092871
(2021-May-20.99363409)
0.013269 TDB
node 5.316947279834214 0.0016283 deg
peri 253.8947661721316 0.010114 deg
i 1.255587257177345 0.0015848 deg
  Orbit Determination Parameters
   # obs. used (total)      16  
   data-arc span      1 day  
   first obs. used      2021-03-22  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .44552  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:26:57  

Additional Information
 Jupiter MOID = 3.54067 au 
 T_jup = 5.350 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.1190997122752E-7 -5.702316265486607E-8 -4.260877451023434E-6 -2.752091163268275E-7 2.046533966270255E-6 5.135052444158343E-7
q -5.702316265486607E-8 2.97609535345852E-8 2.072382149051557E-6 1.773407834550621E-7 -1.256619759386231E-6 -2.720263401966372E-7
tp -4.260877451023434E-6 2.072382149051557E-6 .0001760531983469083 5.283161319922512E-6 -4.798178283020086E-5 -1.809909374139037E-5
node -2.752091163268275E-7 1.773407834550621E-7 5.283161319922512E-6 2.651500433669663E-6 -1.63069552249488E-5 -1.816294484938817E-6
peri 2.046533966270255E-6 -1.256619759386231E-6 -4.798178283020086E-5 -1.63069552249488E-5 .0001022863166095145 1.254346732746343E-5
i 5.135052444158343E-7 -2.720263401966372E-7 -1.809909374139037E-5 -1.816294484938817E-6 1.254346732746343E-5 2.511679053005389E-6

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 30.12   .28984 MPO606259 autocmod 2.9c

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