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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .201211413862088 5.2042e-08  
a 2.403552095395634 2.0366e-08 au
q 1.919929979989895 1.2654e-07 au
i 2.647389405898374 8.6875e-06 deg
node 230.0648158217083 0.00011237 deg
peri 89.10761579972223 0.00011556 deg
M 151.5247854174001 3.2233e-05 deg
tp 2458027.624943383604
(2017-Oct-01.12494338)
0.00011637 TDB
period 1361.064592923158
3.73
1.7299e-05
4.736e-08
d
yr
n .2644988355966473 3.3618e-09 deg/d
Q 2.887174210801374 2.4464e-08 au
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      7520 days (20.59 yr)  
   first obs. used      1995-08-28  
   last obs. used      2016-03-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64529  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 07:14:32  

Additional Information
 Earth MOID = .908278 au 
 Jupiter MOID = 2.42433 au 
 T_jup = 3.495 
[ hide covariance matrix ]
Orbital Elements at Epoch 2455991.5 (2012-Mar-05.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2027124296595497 5.233e-08  
q 1.91527149551702 1.2748e-07 au
tp 2456664.737325111711
(2014-Jan-07.23732511)
0.00010244 TDB
node 230.2799528406741 0.00011267 deg
peri 88.60254284757364 0.00011576 deg
i 2.644126650312703 8.6808e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      7520 days (20.59 yr)  
   first obs. used      1995-08-28  
   last obs. used      2016-03-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64529  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-11 07:14:32  

Additional Information
 Jupiter MOID = 2.42433 au 
 T_jup = 3.495 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.738386312375426E-15 -6.616623452570058E-15 4.86070683727613E-13 -7.209667001862976E-15 9.690022185200963E-16 -2.222308327957184E-15
q -6.616623452570058E-15 1.625209504779597E-14 -4.637510957755432E-14 1.692237543134485E-14 2.600071624168654E-13 5.237643983626168E-15
tp 4.86070683727613E-13 -4.637510957755432E-14 1.049335916343059E-8 -2.158413845315609E-11 2.713607906810991E-9 -4.399497180014901E-12
node -7.209667001862976E-15 1.692237543134485E-14 -2.158413845315609E-11 1.269433290570665E-8 -1.268590087462965E-8 -1.526889875425822E-10
peri 9.690022185200963E-16 2.600071624168654E-13 2.713607906810991E-9 -1.268590087462965E-8 1.340068565939915E-8 1.514182839545661E-10
i -2.222308327957184E-15 5.237643983626168E-15 -4.399497180014901E-12 -1.526889875425822E-10 1.514182839545661E-10 7.535715513457574E-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

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