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268447 (2005 WB46)
Classification: Main-belt Asteroid          SPK-ID: 2268447
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1898786197607701 4.6983e-08  
a 2.732329357177 1.9771e-08 au
q 2.213518430104399 1.2729e-07 au
i 2.792166049271581 5.5472e-06 deg
node 65.84512211461704 0.00011099 deg
peri 13.02337632059445 0.00011253 deg
M 70.06350855867019 1.7199e-05 deg
tp 2458679.439128461169
(2019-Jul-14.93912846)
7.7216e-05 TDB
period 1649.673505248348
4.52
1.7905e-05
4.902e-08
d
yr
n .2182249995860873 2.3686e-09 deg/d
Q 3.251140284249601 2.3525e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      5209 days (14.26 yr)  
   first obs. used      2005-11-22  
   last obs. used      2020-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:12:54  

Additional Information
 Earth MOID = 1.22919 au 
 Jupiter MOID = 2.00727 au 
 T_jup = 3.326 
[ 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 17.1   n/a MPO454994  

268447 (2005 WB46)          Discovered 2005-Nov-22 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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