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180261 (2003 WA15)
Classification: Main-belt Asteroid          SPK-ID: 2180261
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08834342975578237 4.956e-08  
a 2.213339943617965 1.1717e-08 au
q 2.017805901783284 1.0876e-07 au
i 3.281167353897144 5.6189e-06 deg
node 54.23924982070245 0.00010948 deg
peri 69.87649645013948 0.00011706 deg
M 3.714574490033913 4.2172e-05 deg
tp 2459188.089845721396
(2020-Dec-04.58984572)
0.00014086 TDB
period 1202.736828211183
3.29
9.5506e-06
2.615e-08
d
yr
n .2993173498606708 2.3768e-09 deg/d
Q 2.408873985452646 1.2752e-08 au
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      6295 days (17.23 yr)  
   first obs. used      2003-10-22  
   last obs. used      2021-01-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62013  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:43:03  

Additional Information
 Earth MOID = 1.03607 au 
 Jupiter MOID = 2.62656 au 
 T_jup = 3.648 
[ 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 17.5   n/a MPO494000  

180261 (2003 WA15)          Discovered 2003-Nov-16 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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