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JPL Small-Body Database Browser
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(2019 WO2)
Classification: Apollo [NEO]          SPK-ID: 3893488
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4790974559256216 0.00068138  
a 1.907367161960505 0.0025179 au
q .993552407149154 1.1942e-05 au
i 7.379456535314028 0.0079148 deg
node 256.8769876569131 4.1301e-05 deg
peri 188.6346393749446 0.00039998 deg
M 272.5886681759081 0.1738 deg
tp 2458834.122741240733
(2019-Dec-16.62274124)
0.0019162 TDB
period 962.1657180091551
2.63
1.9052
0.005216
d
yr
n .3741559206088598 0.00074088 deg/d
Q 2.821181916771856 0.0037242 au
  Orbit Determination Parameters
   # obs. used (total)      50  
   data-arc span      12 days  
   first obs. used      2019-11-25  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .69511  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-07 05:37:45  

Additional Information
 Earth MOID = .0119855 au 
 Jupiter MOID = 2.43714 au 
 T_jup = 3.782 
[ 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 25.232   .52897 4 autocmod 2.8

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