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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1615134679874132 3.9102e-08  
a 2.457120030166683 1.2024e-08 au
q 2.060262052833124 1.0085e-07 au
i 3.286470540281694 5.1229e-06 deg
node 128.0998483567672 0.00010435 deg
peri 308.9171845057237 0.00010879 deg
M 203.62764373819 3.0293e-05 deg
tp 2459611.576334353850
(2022-Feb-01.07633435)
0.0001209 TDB
period 1406.818223030848
3.85
1.0327e-05
2.827e-08
d
yr
n .2558965999348632 1.8784e-09 deg/d
Q 2.853978007500241 1.3966e-08 au
  Orbit Determination Parameters
   # obs. used (total)      796  
   data-arc span      7491 days (20.51 yr)  
   first obs. used      1998-11-23  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57323  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:20:52  

Additional Information
 Earth MOID = 1.07754 au 
 Jupiter MOID = 2.39208 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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