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245605 (2005 WG28)
Classification: Main-belt Asteroid          SPK-ID: 2245605
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1298381763769133 5.2608e-08  
a 2.275444502769263 1.1735e-08 au
q 1.98000493808283 1.2143e-07 au
i 7.8135927176752 5.163e-06 deg
node 61.38686483835487 3.4017e-05 deg
peri 304.6243193176506 3.7825e-05 deg
M 130.8877991499399 1.8017e-05 deg
tp 2458544.678860114135
(2019-Mar-02.17886011)
6.1605e-05 TDB
period 1253.712045161138
3.43
9.6986e-06
2.655e-08
d
yr
n .2871472770716897 2.2213e-09 deg/d
Q 2.570884067455696 1.3259e-08 au
  Orbit Determination Parameters
   # obs. used (total)      418  
   data-arc span      6768 days (18.53 yr)  
   first obs. used      2001-07-24  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5318  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:44:53  

Additional Information
 Earth MOID = .991539 au 
 Jupiter MOID = 2.90957 au 
 T_jup = 3.586 
[ 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 16.8   n/a MPO454808  

245605 (2005 WG28)          Discovered 2005-Nov-21 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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