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245102 (2004 PL40)
Classification: Main-belt Asteroid          SPK-ID: 2245102
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2584952503268 6.1584e-08  
a 2.672884886008813 1.5138e-08 au
q 1.981956838305245 1.6844e-07 au
i 13.9663379454543 6.7037e-06 deg
node 161.8363480304619 1.645e-05 deg
peri 173.8205200810937 1.8598e-05 deg
M 225.7265214391602 7.2558e-06 deg
tp 2459595.828328937221
(2022-Jan-16.32832894)
3.3708e-05 TDB
period 1596.132018880341
4.37
1.3559e-05
3.712e-08
d
yr
n .2255452529876155 1.916e-09 deg/d
Q 3.363812933712381 1.9051e-08 au
  Orbit Determination Parameters
   # obs. used (total)      532  
   data-arc span      7546 days (20.66 yr)  
   first obs. used      1999-06-08  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5502  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:40:14  

Additional Information
 Earth MOID = .973287 au 
 Jupiter MOID = 2.04874 au 
 T_jup = 3.291 
[ 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 15.5   n/a MPO433605  
diameter diameter 4.655 km 0.225 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245102 (2004 PL40)          Discovered 2004-Aug-09 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

Alternate Designations
 2004 PL40 = 1999 LD16 = 2000 WR145 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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