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101481 (1998 WN33)
Classification: Main-belt Asteroid          SPK-ID: 2101481
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .160988423999796 3.8756e-08  
a 2.457072174243976 1.1932e-08 au
q 2.061511997258687 9.9492e-08 au
i 3.288261654252632 5.1162e-06 deg
node 128.0911046037794 0.00010421 deg
peri 309.0926930467069 0.00010872 deg
M 254.5533893809127 3.0717e-05 deg
tp 2459612.555221037953
(2022-Feb-02.05522104)
0.00012154 TDB
period 1406.777123539061
3.85
1.0247e-05
2.805e-08
d
yr
n .25590407604464 1.8641e-09 deg/d
Q 2.852632351229266 1.3853e-08 au
  Orbit Determination Parameters
   # obs. used (total)      800  
   data-arc span      7498 days (20.53 yr)  
   first obs. used      1998-11-23  
   last obs. used      2019-06-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57237  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:36:59  

Additional Information
 Earth MOID = 1.07838 au 
 Jupiter MOID = 2.39253 au 
 T_jup = 3.472 
[ 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 15.8   n/a MPO337992  

101481 (1998 WN33)          Discovered 1998-Nov-23 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 WN33 = 1998 YW32 = 2002 VM48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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