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180308 (2003 WF170)
Classification: Main-belt Asteroid          SPK-ID: 2180308
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1476536849576559 4.0236e-08  
a 2.290558561451787 1.2711e-08 au
q 1.952349149242123 9.9168e-08 au
i 9.429552212251405 6.0048e-06 deg
node 158.5973190972174 2.3801e-05 deg
peri 284.8622559560484 3.478e-05 deg
M 315.3136464349656 2.6706e-05 deg
tp 2459357.674809604692
(2021-May-23.17480960)		 9.4469e-05 TDB
period 1266.223957507319
3.47		 1.054e-05
2.886e-08		 d
yr
n .2843098946798431 2.3665e-09 deg/d
Q 2.62876797366145 1.4587e-08 au
   Orbit Determination Parameters
   # obs. used (total)      353  
   data-arc span      7355 days (20.14 yr)  
   first obs. used      2000-12-23  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61487  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:59  

Additional Information
 Earth MOID = .992674 au 
 Jupiter MOID = 2.60202 au 
 T_jup = 3.566 
[ 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 17.12   n/a E2021B55  

180308 (2003 WF170)          Discovered 2003-Nov-20 by CSS at Catalina
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2003 WF170 = 2001 DX67 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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