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226722 (2004 PO49)
Classification: Main-belt Asteroid          SPK-ID: 2226722
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2016045367988437 5.6403e-08  
a 2.666113257749039 2.0017e-08 au
q 2.128612729367287 1.5509e-07 au
i 3.392337702556195 4.5838e-06 deg
node 81.81120519790319 0.00011477 deg
peri 232.7760702030836 0.00011558 deg
M 231.695972989417 1.2837e-05 deg
tp 2459567.201164963943
(2021-Dec-18.70116496)
5.7644e-05 TDB
period 1590.070274023369
4.35
1.7907e-05
4.903e-08
d
yr
n .2264050878009868 2.5498e-09 deg/d
Q 3.20361378613079 2.4053e-08 au
  Orbit Determination Parameters
   # obs. used (total)      268  
   data-arc span      7057 days (19.32 yr)  
   first obs. used      2000-10-06  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58404  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:56:50  

Additional Information
 Earth MOID = 1.11685 au 
 Jupiter MOID = 2.09187 au 
 T_jup = 3.351 
[ 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 MPO422879  
diameter diameter 3.675 km 0.686 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226722 (2004 PO49)          Discovered 2004-Aug-08 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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