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79229 (1994 PE20)
Classification: Main-belt Asteroid          SPK-ID: 2079229
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2119027258518358 4.8579e-08  
a 2.461253353075753 1.1272e-08 au
q 1.93970705854703 1.2471e-07 au
i 1.241536183939372 4.3524e-06 deg
node 278.6270824370578 0.00021094 deg
peri 71.93931968014986 0.00021123 deg
M 232.9091494343367 1.335e-05 deg
tp 2459498.402943301709
(2021-Oct-10.90294330)
5.4378e-05 TDB
period 1410.369501744784
3.86
9.6884e-06
2.653e-08
d
yr
n .2552522580463064 1.7534e-09 deg/d
Q 2.982799647604476 1.366e-08 au
  Orbit Determination Parameters
   # obs. used (total)      617  
   data-arc span      9389 days (25.71 yr)  
   first obs. used      1994-08-12  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59042  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:39:06  

Additional Information
 Earth MOID = .934226 au 
 Jupiter MOID = 2.45232 au 
 T_jup = 3.458 
[ 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 16.1   n/a MPO351401  

79229 (1994 PE20)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1994 PE20 = 1998 SN12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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