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79237 (1994 PC31)
Classification: Main-belt Asteroid          SPK-ID: 2079237
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 .2412981053728415 5.1643e-08  
a 2.31806021100913 1.0307e-08 au
q 1.758716673952457 1.1756e-07 au
i 3.706100118582371 6.9731e-06 deg
node 183.8550683994712 7.9394e-05 deg
peri 127.0826436577489 8.0697e-05 deg
M 122.9522086004982 1.8465e-05 deg
tp 2458560.229761193976
(2019-Mar-17.72976119)
6.414e-05 TDB
period 1289.09669679188
3.53
8.5978e-06
2.354e-08
d
yr
n .2792653188049559 1.8626e-09 deg/d
Q 2.877403748065802 1.2794e-08 au
  Orbit Determination Parameters
   # obs. used (total)      355  
   data-arc span      9232 days (25.28 yr)  
   first obs. used      1994-08-12  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63181  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:43:14  

Additional Information
 Earth MOID = .747628 au 
 Jupiter MOID = 2.41598 au 
 T_jup = 3.537 
[ 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 16.6   n/a MPO280270  

79237 (1994 PC31)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1994 PC31 = 2001 LY12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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