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(2015 WA13)
Classification: Apollo [NEO]          SPK-ID: 3735599
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2731516584693852 5.2248e-07  
a 1.377841116663244 9.9539e-07 au
q 1.00148153053937 1.905e-08 au
i 4.822221461700108 1.0186e-05 deg
node 68.40900231326344 9.5159e-06 deg
peri 9.869545054436307 4.6748e-05 deg
M 275.2343644839691 0.0010732 deg
tp 2459139.595941782601
(2020-Oct-17.09594178)
0.0019118 TDB
period 590.7410324584461
1.62
0.00064015
1.753e-06
d
yr
n .6094040877807537 6.6037e-07 deg/d
Q 1.754200702787119 1.2673e-06 au
  Orbit Determination Parameters
   # obs. used (total)      84  
   # delay obs. used      2  
   # Doppler obs. used      1  
   data-arc span      35 days  
   first obs. used      2015-11-29  
   last obs. used      2016-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .41125  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:30:24  

Additional Information
 Earth MOID = .0182742 au 
 Jupiter MOID = 3.48998 au 
 T_jup = 4.763 
[ 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   n/a E2016A29  

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