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(2019 AH54)
Classification: Centaur          SPK-ID: 54016278
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6696338923407915 5.3158e-06  
a 10.12543642537219 0.00014864 au
q 3.345101020200981 2.1226e-05 au
i 11.31274041772506 2.4335e-05 deg
node 335.6595753444398 6.5524e-05 deg
peri 240.0509870247245 0.0005816 deg
M 357.7702781323209 8.2845e-05 deg
tp 2459073.389881814947
(2020-Aug-11.88988181)
0.0018347 TDB
period 11768.44423232701
32.22
0.25915
0.0007095
d
yr
n .03059027964045644 6.7361e-07 deg/d
Q 16.90577183054341 0.00024818 au
  Orbit Determination Parameters
   # obs. used (total)      52  
   data-arc span      470 days (1.29 yr)  
   first obs. used      2019-01-14  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .41848  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 00:41:07  

Additional Information
 Earth MOID = 2.35956 au 
 Jupiter MOID = .371834 au 
 T_jup = 2.546 
[ 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 14.924   .15548 4 autocmod 2.8

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