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(2015 SE20)
Classification: Mars-crossing Asteroid          SPK-ID: 3729097
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5125415657889617 1.1871e-06  
a 2.924744733155778 7.8917e-08 au
q 1.425691488091097 3.4982e-06 au
i 37.13089993695852 7.6928e-05 deg
node 190.3873010116649 0.00010725 deg
peri 164.6666486253224 0.00023261 deg
M 32.24905442291907 4.9807e-05 deg
tp 2459036.839127309706
(2020-Jul-06.33912731)
0.0002494 TDB
period 1826.965634274028
5.00
7.3944e-05
2.024e-07
d
yr
n .1970480414334949 7.9753e-09 deg/d
Q 4.42379797822046 1.1937e-07 au
  Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      1846 days (5.05 yr)  
   first obs. used      2015-09-22  
   last obs. used      2020-10-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59106  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 14:41:52  

Additional Information
 Earth MOID = .435633 au 
 Jupiter MOID = 1.1709 au 
 T_jup = 2.806 
[ 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 18.6   n/a E2015T31  

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