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146367 (2001 PO42)
Classification: Main-belt Asteroid          SPK-ID: 2146367
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .125168521511755 5.192e-08  
a 2.667367522721532 1.9212e-08 au
q 2.333497073574005 1.3278e-07 au
i 15.69961952068148 4.8734e-06 deg
node 111.8712361470995 1.8943e-05 deg
peri 266.6050742970734 2.8781e-05 deg
M 77.14027401326956 1.9692e-05 deg
tp 2458659.541602023827
(2019-Jun-25.04160202)
8.7137e-05 TDB
period 1591.192471656348
4.36
1.7191e-05
4.707e-08
d
yr
n .2262454143119838 2.4443e-09 deg/d
Q 3.001237971869059 2.1616e-08 au
  Orbit Determination Parameters
   # obs. used (total)      386  
   data-arc span      6742 days (18.46 yr)  
   first obs. used      2001-08-12  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57239  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 08:36:52  

Additional Information
 Earth MOID = 1.39718 au 
 Jupiter MOID = 2.53471 au 
 T_jup = 3.318 
[ 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 15.7   n/a MPO459678  

146367 (2001 PO42)          Discovered 2001-Aug-12 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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