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268298 (2005 QW88)
Classification: Main-belt Asteroid          SPK-ID: 2268298
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1268947815525101 7.9516e-08  
a 2.465746438589958 2.734e-08 au
q 2.152856082901206 2.0547e-07 au
i 6.225409175884381 1.33e-05 deg
node 333.8890618981425 4.7027e-05 deg
peri 88.22204330957528 0.00010559 deg
M 211.1920626557032 8.793e-05 deg
tp 2459585.080931247218
(2022-Jan-05.58093125)
0.00034991 TDB
period 1414.233266079634
3.87
2.3521e-05
6.44e-08
d
yr
n .2545548946093937 4.2337e-09 deg/d
Q 2.778636794278711 3.0809e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      4972 days (13.61 yr)  
   first obs. used      2005-08-30  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62046  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 13:02:26  

Additional Information
 Earth MOID = 1.17645 au 
 Jupiter MOID = 2.51999 au 
 T_jup = 3.468 
[ 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 16.7   n/a MPO321429  

268298 (2005 QW88)          Discovered 2005-Aug-30 by St. Veran at St. Veran
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ show close-approach data ]
Alternate Designations
 2005 QW88 = 2007 GR68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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