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JPL Small-Body Database Browser
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215408 (2002 ER129)
Classification: Main-belt Asteroid          SPK-ID: 2215408
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1645920806579431 4.4514e-08  
a 2.238415433413785 1.3291e-08 au
q 1.869989979851358 1.034e-07 au
i 5.910053644192359 7.3807e-06 deg
node 175.5915827875466 4.9988e-05 deg
peri 271.7006903033618 5.5518e-05 deg
M 111.8657227823392 2.3519e-05 deg
tp 2458220.394637693128
(2018-Apr-11.89463769)
7.9103e-05 TDB
period 1223.233775521427
3.35
1.0895e-05
2.983e-08
d
yr
n .2943018801508674 2.6212e-09 deg/d
Q 2.606840886976212 1.5478e-08 au
  Orbit Determination Parameters
   # obs. used (total)      246  
   data-arc span      21412 days (58.62 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55969  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:22:00  

Additional Information
 Earth MOID = .89728 au 
 Jupiter MOID = 2.61138 au 
 T_jup = 3.612 
[ 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 17.3   n/a MPO437030  

215408 (2002 ER129)          Discovered 2002-Mar-11 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2002 ER129 = 2007 TK80 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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