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JPL Small-Body Database Browser
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268307 (2005 QX128)
Classification: Main-belt Asteroid          SPK-ID: 2268307
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1346831894558128 4.1911e-08  
a 2.454204900739774 1.7034e-08 au
q 2.123664757130055 1.061e-07 au
i 2.434666043052767 5.2508e-06 deg
node 78.32015660297479 0.00017749 deg
peri 30.19444961623503 0.0001816 deg
M 90.67238144546231 3.9006e-05 deg
tp 2458246.798275770328
(2018-May-08.29827577)
0.00015007 TDB
period 1404.31539011987
3.84
1.462e-05
4.003e-08
d
yr
n .2563526701571441 2.6689e-09 deg/d
Q 2.784745044349493 1.9328e-08 au
  Orbit Determination Parameters
   # obs. used (total)      223  
   data-arc span      5949 days (16.29 yr)  
   first obs. used      2003-01-25  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58046  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 08:51:29  

Additional Information
 Earth MOID = 1.14107 au 
 Jupiter MOID = 2.32415 au 
 T_jup = 3.480 
[ 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 17.3   n/a MPO433741  

268307 (2005 QX128)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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