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259673 (2003 WR170)
Classification: Main-belt Asteroid          SPK-ID: 2259673
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09398244199467955 5.7184e-08  
a 2.338732047834872 2.2137e-08 au
q 2.118932298808133 1.3463e-07 au
i 13.26772734668084 5.9968e-06 deg
node 102.6872424911468 2.7178e-05 deg
peri 280.9171848682213 4.2286e-05 deg
M 251.9968219047261 3.6056e-05 deg
tp 2459392.425175602627
(2021-Jun-26.92517560)
0.00013314 TDB
period 1306.378809450234
3.58
1.8548e-05
5.078e-08
d
yr
n .2755709120477079 3.9126e-09 deg/d
Q 2.558531796861611 2.4217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      153  
   data-arc span      5644 days (15.45 yr)  
   first obs. used      2003-10-19  
   last obs. used      2019-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62011  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:20:03  

Additional Information
 Earth MOID = 1.17022 au 
 Jupiter MOID = 2.82794 au 
 T_jup = 3.524 
[ 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 16.9   n/a MPO427455  

259673 (2003 WR170)          Discovered 2003-Nov-21 by CSS at Catalina
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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