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JPL Small-Body Database Browser
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245100 (2004 PY38)
Classification: Main-belt Asteroid          SPK-ID: 2245100
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 .1584913925896804 3.4887e-08  
a 2.683554591668253 1.7988e-08 au
q 2.258234287344321 9.6442e-08 au
i 10.74512567232323 6.634e-06 deg
node 333.6475059667598 2.0133e-05 deg
peri 289.9379678378652 2.9399e-05 deg
M 274.9458916372205 2.225e-05 deg
tp 2459379.864662378791
(2021-Jun-14.36466238)
9.998e-05 TDB
period 1605.698784988142
4.40
1.6144e-05
4.42e-08
d
yr
n .2242014525798241 2.2542e-09 deg/d
Q 3.108874895992186 2.0839e-08 au
  Orbit Determination Parameters
   # obs. used (total)      424  
   data-arc span      6152 days (16.84 yr)  
   first obs. used      2003-03-31  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53155  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:40:14  

Additional Information
 Earth MOID = 1.26965 au 
 Jupiter MOID = 2.11769 au 
 T_jup = 3.332 
[ 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 15.8   n/a MPO427397  
diameter diameter 3.782 km 1.416 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245100 (2004 PY38)          Discovered 2004-Aug-09 by LONEOS at Anderson Mesa
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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