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146359 (2001 PG4)
Classification: Main-belt Asteroid          SPK-ID: 2146359
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2328396944019142 4.3516e-08  
a 2.631126087042299 1.9081e-08 au
q 2.018495493002466 1.2055e-07 au
i 4.465203612200755 3.8914e-06 deg
node 49.53364483078742 6.5171e-05 deg
peri 319.9472703998094 6.5832e-05 deg
M 13.67792247624276 1.0891e-05 deg
tp 2458541.271797189501
(2019-Feb-26.77179719)
4.6815e-05 TDB
period 1558.873655616497
4.27
1.6957e-05
4.643e-08
d
yr
n .2309359701493118 2.5121e-09 deg/d
Q 3.243756681082132 2.3523e-08 au
  Orbit Determination Parameters
   # obs. used (total)      642  
   data-arc span      7161 days (19.61 yr)  
   first obs. used      2000-04-29  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56805  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 11:35:50  

Additional Information
 Earth MOID = 1.01988 au 
 Jupiter MOID = 2.21844 au 
 T_jup = 3.357 
[ 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 15.6   n/a MPO417787  
diameter diameter 3.875 km 0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.081   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146359 (2001 PG4)          Discovered 2001-Aug-06 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

Alternate Designations
 2001 PG4 = 2003 AL52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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