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173336 (1999 WS14)
Classification: Main-belt Asteroid          SPK-ID: 2173336
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2015443759223765 4.877e-08  
a 2.402892943847555 1.9795e-08 au
q 1.918603385071517 1.2e-07 au
i 2.647458797495458 8.058e-06 deg
node 230.0574948733968 0.00010977 deg
peri 89.14305055779685 0.00011288 deg
M 257.3205175905546 3.3208e-05 deg
tp 2459388.544229952652
(2021-Jun-23.04422995)
0.00012941 TDB
period 1360.504742572641
3.72
1.6812e-05
4.603e-08
d
yr
n .2646076773824834 3.2698e-09 deg/d
Q 2.887182502623592 2.3785e-08 au
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      9028 days (24.72 yr)  
   first obs. used      1995-08-28  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64759  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:22:28  

Additional Information
 Earth MOID = .907823 au 
 Jupiter MOID = 2.42709 au 
 T_jup = 3.495 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456425.5 (2013-May-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .202432744012465 4.8956e-08  
q 1.916610854900049 1.2078e-07 au
tp 2456664.660590839302
(2014-Jan-07.16059084)
0.00010228 TDB
node 230.277596360961 0.00011004 deg
peri 88.5203133090112 0.00011307 deg
i 2.64417515863973 8.0494e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      9028 days (24.72 yr)  
   first obs. used      1995-08-28  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64759  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:22:28  

Additional Information
 Jupiter MOID = 2.42709 au 
 T_jup = 3.495 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.396710778407049E-15 -5.862315493650356E-15 6.224878198139245E-13 -3.614712645769419E-15 9.009098439200701E-14 -1.50877432996182E-15
q -5.862315493650356E-15 1.458863188732306E-14 -3.441598098175246E-13 8.86164248240082E-15 6.376570419282476E-14 3.664158539786532E-15
tp 6.224878198139245E-13 -3.441598098175246E-13 1.046092486363183E-8 -1.088581583051448E-11 2.668347478062524E-9 -2.724771504268906E-12
node -3.614712645769419E-15 8.86164248240082E-15 -1.088581583051448E-11 1.210937344568967E-8 -1.209885480847464E-8 -2.272675055622826E-10
peri 9.009098439200701E-14 6.376570419282476E-14 2.668347478062524E-9 -1.209885480847464E-8 1.278593003433146E-8 2.263144051315781E-10
i -1.50877432996182E-15 3.664158539786532E-15 -2.724771504268906E-12 -2.272675055622826E-10 2.263144051315781E-10 6.479345548657468E-11

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 MPO320786  

173336 (1999 WS14)          Discovered 1999-Nov-28 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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