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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1641694269720727 4.163e-08  
a 2.239237225109742 1.2532e-08 au
q 1.871622933008941 9.5688e-08 au
i 5.910560090663722 6.9482e-06 deg
node 175.4852694206585 4.8798e-05 deg
peri 272.1291068030999 5.4018e-05 deg
M 229.119182150994 2.3674e-05 deg
tp 2459445.461139918742
(2021-Aug-18.96113992)
8.1852e-05 TDB
period 1223.907467903738
3.35
1.0275e-05
2.813e-08
d
yr
n .2941398834804025 2.4693e-09 deg/d
Q 2.606851517210542 1.459e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      21436 days (58.69 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5535  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:22:50  

Additional Information
 Earth MOID = .898948 au 
 Jupiter MOID = 2.60868 au 
 T_jup = 3.611 
[ 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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