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115972 (2003 WK46)
Classification: Main-belt Asteroid          SPK-ID: 2115972
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .074321288307258 4.1113e-08  
a 2.280991938516124 9.6573e-09 au
q 2.111465679027135 9.1588e-08 au
i 1.811624008714792 3.4405e-06 deg
node 135.7048609890115 0.00013518 deg
peri 66.4405103583416 0.00013713 deg
M 189.5038355288406 2.4204e-05 deg
tp 2459796.431257085170
(2022-Aug-04.93125709)
8.6029e-05 TDB
period 1258.299582375363
3.45
7.9911e-06
2.188e-08
d
yr
n .2861003890030765 1.817e-09 deg/d
Q 2.450518198005112 1.0375e-08 au
  Orbit Determination Parameters
   # obs. used (total)      726  
   data-arc span      8344 days (22.84 yr)  
   first obs. used      1998-03-03  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52189  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:46:01  

Additional Information
 Earth MOID = 1.10788 au 
 Jupiter MOID = 2.50453 au 
 T_jup = 3.601 
[ 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 16.58   n/a E2021B55  

115972 (2003 WK46)          Discovered 2003-Nov-18 by NEAT at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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