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135552 (2002 EW50)
Classification: Main-belt Asteroid          SPK-ID: 2135552
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1596254373324896 3.3526e-08  
a 2.238630219776607 8.2378e-09 au
q 1.881287891919039 7.5246e-08 au
i 3.639524838685631 4.1921e-06 deg
node 356.239351957159 6.9961e-05 deg
peri 308.8790190830041 7.1572e-05 deg
M 103.0838576253618 1.6357e-05 deg
tp 2458850.183872249863
(2020-Jan-01.68387225)
5.4907e-05 TDB
period 1223.409842192611
3.35
6.7529e-06
1.849e-08
d
yr
n .2942595257814856 1.6242e-09 deg/d
Q 2.595972547634176 9.5527e-09 au
  Orbit Determination Parameters
   # obs. used (total)      447  
   data-arc span      9930 days (27.19 yr)  
   first obs. used      1993-11-09  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5647  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:33  

Additional Information
 Earth MOID = .866958 au 
 Jupiter MOID = 2.63534 au 
 T_jup = 3.617 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.81   n/a E2021B55  

135552 (2002 EW50)          Discovered 2002-Mar-12 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 2002 EW50 = 2003 SA128 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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