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(2019 XH2)
Classification: Apollo [NEO]          SPK-ID: 3907553
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 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1512579413611338 0.00015965  
a 1.006072582302587 1.9027e-05 au
q .8538961146436178 0.00014449 au
i 3.78705091796036 0.0037685 deg
node 76.16158448357307 0.00058617 deg
peri 261.2654196760542 0.00972 deg
M 87.56965967564486 0.027945 deg
tp 2459110.841068579517
(2020-Sep-18.34106858)
0.026069 TDB
period 368.5890230809122
1.01
0.010456
2.863e-05
d
yr
n .9766975613947495 2.7707e-05 deg/d
Q 1.158249049961556 2.1905e-05 au
  Orbit Determination Parameters
   # obs. used (total)      22  
   data-arc span      9 days  
   first obs. used      2019-12-06  
   last obs. used      2019-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .62826  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-15 06:28:43  

Additional Information
 Earth MOID = .00786079 au 
 Jupiter MOID = 4.05289 au 
 T_jup = 6.039 
[ 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 28.9   .43546 E2019-XC4 autocmod 2.8

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