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JPL Small-Body Database Browser
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233947 (2009 WM141)
Classification: Main-belt Asteroid          SPK-ID: 2233947
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04566237228637189 5.974e-08  
a 2.668898934096197 2.9901e-08 au
q 2.547030677372795 1.5964e-07 au
i 15.1495354919622 7.4794e-06 deg
node 77.33518757995878 2.4007e-05 deg
peri 75.71688603543076 9.9091e-05 deg
M 325.7240504391874 9.2022e-05 deg
tp 2458752.129468797166
(2019-Sep-25.62946880)
0.00040714 TDB
period 1592.562991438994
4.36
2.6763e-05
7.327e-08
d
yr
n .2260507131807166 3.7988e-09 deg/d
Q 2.790767190819598 3.1266e-08 au
  Orbit Determination Parameters
   # obs. used (total)      216  
   data-arc span      8066 days (22.08 yr)  
   first obs. used      1996-12-08  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59427  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:48:22  

Additional Information
 Earth MOID = 1.60591 au 
 Jupiter MOID = 2.323 au 
 T_jup = 3.331 
[ 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 16.0   n/a MPO386010  

233947 (2009 WM141)          Discovered 2009-Nov-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2009 WM141 = 2003 KZ5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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