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385179 (2013 WK45)
Classification: Mars-crossing Asteroid          SPK-ID: 2385179
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2307382691937514 1.1588e-07  
a 1.836584320999724 9.1062e-09 au
q 1.412814033543867 2.1312e-07 au
i 12.84033029107817 5.2782e-06 deg
node 348.2936772008081 1.6671e-05 deg
peri 158.6589288077776 1.8175e-05 deg
M 256.7228113753243 8.1086e-06 deg
tp 2459461.305437628114
(2021-Sep-03.80543763)
2.1177e-05 TDB
period 909.1064425400915
2.49
6.7613e-06
1.851e-08
d
yr
n .3959932337451497 2.9451e-09 deg/d
Q 2.260354608455582 1.1207e-08 au
  Orbit Determination Parameters
   # obs. used (total)      408  
   data-arc span      5565 days (15.24 yr)  
   first obs. used      2005-09-11  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46548  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:27  

Additional Information
 Earth MOID = .429529 au 
 Jupiter MOID = 2.74572 au 
 T_jup = 3.960 
[ 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 17.91   n/a MPCxxxxx  

385179 (2013 WK45)          Discovered 2005-Sep-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-01-21

[ show close-approach data ]
Alternate Designations
 2013 WK45 = 2005 RP11 = 2009 AQ = 2010 RB83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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