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(2002 ET5)
Classification: Mars-crossing Asteroid          SPK-ID: 3126286
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5040921413310064 1.4553e-07  
a 2.757913899548159 1.2757e-07 au
q 1.367671176318382 3.4324e-07 au
i 6.252723311180302 1.9597e-05 deg
node 6.132128298593695 0.00019351 deg
peri 216.8951983903497 0.00024101 deg
M 19.97713945871481 0.00015178 deg
tp 2459107.667449406544
(2020-Sep-15.16744941)
0.00069892 TDB
period 1672.898078461636
4.58
0.00011607
3.178e-07
d
yr
n .2151954172432602 1.4931e-08 deg/d
Q 4.148156622777937 1.9188e-07 au
  Orbit Determination Parameters
   # obs. used (total)      48  
   data-arc span      5268 days (14.42 yr)  
   first obs. used      2002-03-09  
   last obs. used      2016-08-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      1  
   norm. resid. RMS      .63125  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 21:19:52  

Additional Information
 Earth MOID = .366379 au 
 Jupiter MOID = .912728 au 
 T_jup = 3.137 
[ 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 19.5   n/a MPO411500  

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