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245617 (2005 WZ120)
Classification: Main-belt Asteroid          SPK-ID: 2245617
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0895167284521276 3.8866e-08  
a 2.167894453703039 1.3101e-08 au
q 1.97383163457803 8.382e-08 au
i 7.871576567625881 5.4943e-06 deg
node 82.8802592912775 4.6758e-05 deg
peri 316.4107071503875 6.506e-05 deg
M 289.5378280722918 4.7081e-05 deg
tp 2459428.696591536482
(2021-Aug-02.19659154)		 0.00015336 TDB
period 1165.884767750525
3.19		 1.0568e-05
2.893e-08		 d
yr
n .3087783715491793 2.7989e-09 deg/d
Q 2.361957272828047 1.4273e-08 au
   Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      5875 days (16.08 yr)  
   first obs. used      2003-01-05  
   last obs. used      2019-02-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62833  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:52:19  

Additional Information
 Earth MOID = .989917 au 
 Jupiter MOID = 2.94389 au 
 T_jup = 3.674 
[ 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 16.9   n/a MPO418312  

245617 (2005 WZ120)          Discovered 2005-Nov-30 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2005 WZ120 = 2003 AV52 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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