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JPL Small-Body Database Browser
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447300 (2005 WL88)
Classification: Main-belt Asteroid          SPK-ID: 2447300
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1387424866848422 1.7299e-07  
a 3.150099431232332 9.0131e-08 au
q 2.713046802838651 6.0381e-07 au
i 11.08674356396745 1.0884e-05 deg
node 281.980729680287 5.992e-05 deg
peri 102.263948158654 7.5606e-05 deg
M 284.7607806300226 4.8342e-05 deg
tp 2459427.302151955410
(2021-Jul-31.80215196)
0.00028438 TDB
period 2042.136747171752
5.59
8.7645e-05
2.4e-07
d
yr
n .176285941917739 7.5659e-09 deg/d
Q 3.587152059626013 1.0264e-07 au
  Orbit Determination Parameters
   # obs. used (total)      114  
   data-arc span      4926 days (13.49 yr)  
   first obs. used      2005-11-28  
   last obs. used      2019-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55142  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:01  

Additional Information
 Earth MOID = 1.74498 au 
 Jupiter MOID = 1.96857 au 
 T_jup = 3.164 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO477128  

447300 (2005 WL88)          Discovered 2005-Nov-28 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-10-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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