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JPL Small-Body Database Browser
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172594 (2003 WL8)
Classification: Main-belt Asteroid          SPK-ID: 2172594
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08247466344300068 4.8471e-08  
a 2.395761111138371 1.8919e-08 au
q 2.198171519807404 1.1392e-07 au
i 5.877218858108431 6.7142e-06 deg
node 321.8189679330677 5.1232e-05 deg
peri 142.9415351556674 6.7336e-05 deg
M 121.4828282932031 4.7151e-05 deg
tp 2458543.436977778892
(2019-Feb-28.93697778)
0.00017455 TDB
period 1354.452232561371
3.71
1.6044e-05
4.393e-08
d
yr
n .2657901041805017 3.1484e-09 deg/d
Q 2.593350702469337 2.048e-08 au
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      7087 days (19.40 yr)  
   first obs. used      1999-10-10  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6065  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:42:04  

Additional Information
 Earth MOID = 1.2181 au 
 Jupiter MOID = 2.4904 au 
 T_jup = 3.517 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO469849  

172594 (2003 WL8)          Discovered 2003-Nov-16 by Spacewatch at Kitt Peak
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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