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JPL Small-Body Database Browser
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268456 (2005 WR93)
Classification: Main-belt Asteroid          SPK-ID: 2268456
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2568563099353911 5.1857e-08  
a 2.785478622090808 1.6048e-08 au
q 2.070010861816645 1.4766e-07 au
i 11.59515429167117 5.5193e-06 deg
node 109.9929328959602 2.8435e-05 deg
peri 333.0739963004819 3.1029e-05 deg
M 327.0133787471723 1.0587e-05 deg
tp 2458756.090653409681
(2019-Sep-29.59065341)
5.0446e-05 TDB
period 1698.040996626283
4.65
1.4674e-05
4.018e-08
d
yr
n .2120090155156786 1.8321e-09 deg/d
Q 3.50094638236497 2.017e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      6980 days (19.11 yr)  
   first obs. used      2000-10-01  
   last obs. used      2019-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57533  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:39:37  

Additional Information
 Earth MOID = 1.09312 au 
 Jupiter MOID = 1.76202 au 
 T_jup = 3.253 
[ 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 16.1   n/a MPO454994  

268456 (2005 WR93)          Discovered 2005-Nov-25 by CSS at Catalina
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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