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499302 (2009 WZ25)
Classification: Main-belt Asteroid          SPK-ID: 2499302
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 .2385111786650121 1.1507e-06  
a 2.550588378356764 1.3959e-07 au
q 1.94224453794561 3.0405e-06 au
i 4.079485645129473 7.2282e-06 deg
node 113.4540384088044 0.00019493 deg
peri 292.4100042690802 0.00035587 deg
M 219.9172544364092 0.00015166 deg
tp 2459579.450103651791
(2021-Dec-30.95010365)
0.00062899 TDB
period 1487.849459803964
4.07
0.00012214
3.344e-07
d
yr
n .2419599628361817 1.9863e-08 deg/d
Q 3.158932218767917 1.7289e-07 au
  Orbit Determination Parameters
   # obs. used (total)      134  
   data-arc span      4365 days (11.95 yr)  
   first obs. used      2005-12-05  
   last obs. used      2017-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .5482  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:43:04  

Additional Information
 Earth MOID = .956258 au 
 Jupiter MOID = 2.24896 au 
 T_jup = 3.396 
[ 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 17.9   n/a E2013V23  

499302 (2009 WZ25)          Discovered 2009-Nov-22 by Lowe, A. at Mayhill
Reference: Last Updated: 2017-10-09

Alternate Designations
 2009 WZ25 = 2005 YC44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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