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245619 (2005 WA144)
Classification: Main-belt Asteroid          SPK-ID: 2245619
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08951334537523334 7.996e-08  
a 2.189113821296881 1.2139e-08 au
q 1.993158919745437 1.7222e-07 au
i 2.8345399195094 8.0223e-06 deg
node 257.0735018097619 0.00017328 deg
peri 205.7808765941801 0.00018297 deg
M 148.0789812318138 5.5031e-05 deg
tp 2458513.877866581881
(2019-Jan-30.37786658)
0.00018029 TDB
period 1183.044119923251
3.24
9.8401e-06
2.694e-08
d
yr
n .3042997246994937 2.531e-09 deg/d
Q 2.385068722848326 1.3225e-08 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      9529 days (26.09 yr)  
   first obs. used      1992-11-28  
   last obs. used      2018-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60792  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 06:29:12  

Additional Information
 Earth MOID = 1.01048 au 
 Jupiter MOID = 2.71039 au 
 T_jup = 3.667 
[ 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 18.3   n/a MPO372592  

245619 (2005 WA144)          Discovered 2005-Nov-30 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2005 WA144 = 2003 AT78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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