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JPL Small-Body Database Browser
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351621 (2005 WA174)
Classification: Mars-crossing Asteroid          SPK-ID: 2351621
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2852646658122646 7.2917e-08  
a 2.256047091932684 1.3403e-08 au
q 1.612476572195775 1.6571e-07 au
i 4.628253136651264 3.9697e-06 deg
node 121.1842252121936 7.8551e-05 deg
peri 258.2800297071039 7.8968e-05 deg
M 16.50820180074072 6.9537e-06 deg
tp 2458543.743195453346
(2019-Mar-01.24319545)
2.3695e-05 TDB
period 1237.71503907097
3.39
1.103e-05
3.02e-08
d
yr
n .2908585487255744 2.592e-09 deg/d
Q 2.899617611669592 1.7227e-08 au
  Orbit Determination Parameters
   # obs. used (total)      368  
   data-arc span      6780 days (18.56 yr)  
   first obs. used      1998-09-27  
   last obs. used      2017-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48796  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-May-15 18:31:42  

Additional Information
 Earth MOID = .622015 au 
 Jupiter MOID = 2.56789 au 
 T_jup = 3.564 
[ 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 17.1   n/a MPO368394  

351621 (2005 WA174)          Discovered 2005-Nov-30 by LINEAR at Socorro
Reference: 20130127/Numbers.arcLast Updated: 2013-01-31

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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