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259648 (2003 WR89)
Classification: Main-belt Asteroid          SPK-ID: 2259648
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1597617513842573 6.0085e-08  
a 2.365988331933502 1.8807e-08 au
q 1.987993892269088 1.426e-07 au
i 2.570993871684339 6.224e-06 deg
node 351.5639803356923 0.00015701 deg
peri 64.48479967094457 0.00015895 deg
M 193.3424989776557 2.5888e-05 deg
tp 2459615.874774075521
(2022-Feb-05.37477408)
0.00010018 TDB
period 1329.282614393009
3.64
1.5849e-05
4.339e-08
d
yr
n .2708227701935204 3.229e-09 deg/d
Q 2.743982771597916 2.1811e-08 au
  Orbit Determination Parameters
   # obs. used (total)      138  
   data-arc span      6972 days (19.09 yr)  
   first obs. used      2001-05-23  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57909  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:08:34  

Additional Information
 Earth MOID = 1.00129 au 
 Jupiter MOID = 2.59535 au 
 T_jup = 3.529 
[ 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 18.2   n/a MPO418382  

259648 (2003 WR89)          Discovered 2003-Nov-16 by Spacewatch at Kitt Peak
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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