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173335 (1999 WB14)
Classification: Main-belt Asteroid          SPK-ID: 2173335
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .113538003226014 4.1252e-08  
a 2.415664830848223 1.4583e-08 au
q 2.141395069490409 9.9519e-08 au
i 2.63995617523805 4.8287e-06 deg
node 70.68705567776102 0.00011064 deg
peri 57.63618003810518 0.00011332 deg
M 102.7017628511803 2.5668e-05 deg
tp 2458609.272982202314
(2019-May-05.77298220)
9.6373e-05 TDB
period 1371.366201486271
3.75
1.2418e-05
3.4e-08
d
yr
n .2625119385397104 2.377e-09 deg/d
Q 2.689934592206037 1.6238e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      8862 days (24.26 yr)  
   first obs. used      1995-10-20  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56927  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:02:30  

Additional Information
 Earth MOID = 1.15783 au 
 Jupiter MOID = 2.34999 au 
 T_jup = 3.506 
[ 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 16.8   n/a MPO417934  

173335 (1999 WB14)          Discovered 1999-Nov-28 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Alternate Designations
 1999 WB14 = 1995 UR29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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