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(2020 PA)
Classification: Apollo [NEO]          SPK-ID: 54049885
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5402650064046017 0.00025572  
a 2.184624933830762 0.0012251 au
q 1.004348529963033 4.7024e-06 au
i 4.182904244198257 0.00016708 deg
node 308.872081703475 9.926e-05 deg
peri 345.9592437671936 0.0052163 deg
M 344.6323399875862 0.01136 deg
tp 2459050.846466902595
(2020-Jul-20.34646690)
0.0051636 TDB
period 1179.407149188173
3.23
0.9921
0.002716
d
yr
n .3052381022514579 0.00025676 deg/d
Q 3.364901337698492 0.001887 au
  Orbit Determination Parameters
   # obs. used (total)      41  
   data-arc span      1 day  
   first obs. used      2020-08-01  
   last obs. used      2020-08-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .67719  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-02 16:42:06  

Additional Information
 Earth MOID = .000300281 au 
 Jupiter MOID = 1.87514 au 
 T_jup = 3.469 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459063.5 (2020-Aug-02.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5879682966461026 0.00022232  
q 1.011185222258773 1.4085e-06 au
tp 2459055.622023157498
(2020-Jul-25.12202316)
0.00016665 TDB
node 308.7413653512748 5.5615e-05 deg
peri 351.7886282120344 0.00057633 deg
i 3.052392215950241 0.00078567 deg
  Orbit Determination Parameters
   # obs. used (total)      41  
   data-arc span      1 day  
   first obs. used      2020-08-01  
   last obs. used      2020-08-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .67719  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-02 16:42:06  

Additional Information
 Jupiter MOID = 1.87514 au 
 T_jup = 3.469 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.942480572388577E-8 -3.086176920076099E-10 1.85314721680209E-8 4.517839500045613E-9 -1.172285483939954E-7 1.743305803340216E-7
q -3.086176920076099E-10 1.983794356119249E-12 -8.148425576272629E-11 -3.995458597569422E-11 7.873666297945668E-10 -1.098553427812155E-9
tp 1.85314721680209E-8 -8.148425576272629E-11 2.777182334537284E-8 -5.212960096787824E-9 -1.054333548852081E-8 5.944877336360591E-8
node 4.517839500045613E-9 -3.995458597569422E-11 -5.212960096787824E-9 3.092999958201413E-9 -2.223651895966933E-8 1.829339443212777E-8
peri -1.172285483939954E-7 7.873666297945668E-10 -1.054333548852081E-8 -2.223651895966933E-8 3.321519245441075E-7 -4.234085549885552E-7
i 1.743305803340216E-7 -1.098553427812155E-9 5.944877336360591E-8 1.829339443212777E-8 -4.234085549885552E-7 6.172719836886668E-7

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 28.801   .33105 1 autocmod 2.8

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