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135483 (2001 WM99)
Classification: Outer Main-belt Asteroid          SPK-ID: 2135483
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 .1191254883291559 4.3937e-08  
a 3.41909430249815 3.0382e-08 au
q 3.011793024069624 1.5305e-07 au
i 11.3634733222102 4.7102e-06 deg
node 142.1175273665581 2.4911e-05 deg
peri 255.51626176726 3.3052e-05 deg
M 26.26579016391053 1.9565e-05 deg
tp 2459032.018191575373
(2020-Jul-01.51819158)
0.00012605 TDB
period 2309.21859400995
6.32
3.078e-05
8.427e-08
d
yr
n .1558968912401061 2.078e-09 deg/d
Q 3.826395580926677 3.4002e-08 au
  Orbit Determination Parameters
   # obs. used (total)      595  
   data-arc span      7025 days (19.23 yr)  
   first obs. used      2001-11-17  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5154  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:16  

Additional Information
 Earth MOID = 2.0438 au 
 Jupiter MOID = 1.72623 au 
 T_jup = 3.100 
[ 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 14.62   n/a MPCxxxxx  

135483 (2001 WM99)          Discovered 2001-Nov-17 by NEAT at Haleakala
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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