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146706 (2001 WM6)
Classification: Main-belt Asteroid          SPK-ID: 2146706
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1330202489434879 2.9493e-08  
a 2.727449084506514 1.3529e-08 au
q 2.36464312830477 7.8497e-08 au
i 8.627166951835203 4.9281e-06 deg
node 339.2122870617328 2.3744e-05 deg
peri 127.8786626516836 3.1515e-05 deg
M 34.57969871780616 1.9953e-05 deg
tp 2459042.465426322653
(2020-Jul-11.96542632)
9.0991e-05 TDB
period 1645.255703010192
4.50
1.2242e-05
3.352e-08
d
yr
n .2188109722648808 1.6281e-09 deg/d
Q 3.090255040708259 1.5329e-08 au
  Orbit Determination Parameters
   # obs. used (total)      676  
   data-arc span      7147 days (19.57 yr)  
   first obs. used      2001-09-25  
   last obs. used      2021-04-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53822  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:35:19  

Additional Information
 Earth MOID = 1.39233 au 
 Jupiter MOID = 2.03223 au 
 T_jup = 3.327 
[ 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 15.60   n/a MPCxxxxx  

146706 (2001 WM6)          Discovered 2001-Nov-17 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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