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541754 (2011 WB148)
Classification: Main-belt Asteroid          SPK-ID: 2541754
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1621841298813185 4.8812e-08  
a 2.583494420048486 1.9449e-08 au
q 2.164492625479681 1.2783e-07 au
i 8.697001883025285 5.9508e-06 deg
node 79.13064496828113 3.1701e-05 deg
peri 271.3174870181944 3.7494e-05 deg
M 128.2865321485815 1.8465e-05 deg
tp 2458660.009228195472
(2019-Jun-25.50922820)
7.7974e-05 TDB
period 1516.735035165432
4.15
1.7128e-05
4.689e-08
d
yr
n .2373519379808712 2.6803e-09 deg/d
Q 3.002496214617291 2.2604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      6791 days (18.59 yr)  
   first obs. used      2002-07-16  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48986  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:20  

Additional Information
 Earth MOID = 1.17821 au 
 Jupiter MOID = 2.47034 au 
 T_jup = 3.389 
[ 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 17.14   n/a MPCxxxxx  

541754 (2011 WB148)          Discovered 2007-Dec-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 WB148 = 2002 OU36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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