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135481 (2001 WU48)
Classification: Main-belt Asteroid          SPK-ID: 2135481
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07728801240579783 3.2882e-08  
a 3.135306269770276 2.149e-08 au
q 2.892984679896295 1.0204e-07 au
i 11.85599517892725 5.1605e-06 deg
node 144.6383367988926 2.2566e-05 deg
peri 308.8501588481273 4.5884e-05 deg
M 117.4182659456185 3.9934e-05 deg
tp 2458539.119258275500
(2019-Feb-24.61925828)
0.00022326 TDB
period 2027.768551198781
5.55
2.0848e-05
5.708e-08
d
yr
n .1775350543764841 1.8253e-09 deg/d
Q 3.377627859644257 2.3151e-08 au
  Orbit Determination Parameters
   # obs. used (total)      682  
   data-arc span      10562 days (28.92 yr)  
   first obs. used      1992-03-11  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55704  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:16  

Additional Information
 Earth MOID = 1.92641 au 
 Jupiter MOID = 1.75628 au 
 T_jup = 3.174 
[ 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 14.78   n/a E2021B55  

135481 (2001 WU48)          Discovered 2001-Nov-19 by LONEOS at Anderson Mesa
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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