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(2019 XR1)
Classification: Apollo [NEO]          SPK-ID: 3906000
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6155705722360301 1.4738e-06  
a 2.352215831848972 9.0982e-06 au
q .9042609862150507 3.2286e-07 au
i 1.939496462410769 3.4067e-05 deg
node 258.2458317690687 7.1536e-05 deg
peri 135.4733229954448 0.00010903 deg
M 56.30888811850192 0.00033941 deg
tp 2458794.394950972959
(2019-Nov-06.89495097)
6.1564e-05 TDB
period 1317.692821310652
3.61
0.0076451
2.093e-05
d
yr
n .2732047971862847 1.5851e-06 deg/d
Q 3.800170677482893 1.4699e-05 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   # delay obs. used      2  
   # Doppler obs. used      1  
   data-arc span      15 days  
   first obs. used      2019-12-05  
   last obs. used      2019-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .28664  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Sep-11 07:45:54  

Additional Information
 Earth MOID = .00360969 au 
 Jupiter MOID = 1.65525 au 
 T_jup = 3.271 
[ 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 26.1   .42714 E2019-YA1 autocmod 2.8

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