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(2021 AF7)
Classification: Apollo [NEO]          SPK-ID: 54106002
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5338310670137434 0.00027314  
a 2.155355629254204 0.0012832 au
q 1.004759833895354 9.4568e-06 au
i 2.433812377524988 0.0010957 deg
node 23.25901382785909 0.0017507 deg
peri 109.7245802700104 0.0010543 deg
M 345.6291253518787 0.012731 deg
tp 2459246.637869304731
(2021-Feb-01.13786930)
0.00033121 TDB
period 1155.784415103386
3.16
1.0321
0.002826
d
yr
n .311476773086439 0.00027815 deg/d
Q 3.305951424613053 0.0019682 au
  Orbit Determination Parameters
   # obs. used (total)      32  
   data-arc span      47 days  
   first obs. used      2021-01-03  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .40339  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 23:23:00  

Additional Information
 Earth MOID = .0430823 au 
 Jupiter MOID = 1.76104 au 
 T_jup = 3.502 
[ 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 25.01   .46271 E2021-GA5 autocmod 2.8

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