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226104 (2002 PO57)
Classification: Main-belt Asteroid          SPK-ID: 2226104
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 .1938878684808494 7.1367e-08  
a 2.236930691296529 1.0331e-08 au
q 1.803216967621653 1.5594e-07 au
i 5.879887612843869 6.4606e-06 deg
node 324.1176522933785 4.7051e-05 deg
peri 46.25134112586169 4.9489e-05 deg
M 94.84558177335286 1.4293e-05 deg
tp 2458678.547484135849
(2019-Jul-14.04748414)
4.7787e-05 TDB
period 1222.016919966402
3.35
8.4652e-06
2.318e-08
d
yr
n .2945949390045252 2.0407e-09 deg/d
Q 2.670644414971406 1.2334e-08 au
  Orbit Determination Parameters
   # obs. used (total)      490  
   data-arc span      7333 days (20.08 yr)  
   first obs. used      2000-01-04  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53398  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:50:36  

Additional Information
 Earth MOID = .808058 au 
 Jupiter MOID = 2.81274 au 
 T_jup = 3.606 
[ 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 16.3   n/a MPO450048  
diameter diameter 2.006 km 0.523 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.145   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226104 (2002 PO57)          Discovered 2002-Aug-09 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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