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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1345334708126364 3.8951e-08  
a 2.455811396211556 1.6896e-08 au
q 2.125422565417989 9.8397e-08 au
i 2.432646781797212 4.0262e-06 deg
node 78.30846638959113 0.000133 deg
peri 30.75300508093371 0.00013588 deg
M 192.4890730534435 3.0785e-05 deg
tp 2459654.581074973827
(2022-Mar-16.08107497)
0.00012512 TDB
period 1405.694489803063
3.85
1.4507e-05
3.972e-08
d
yr
n .2561011675093325 2.643e-09 deg/d
Q 2.786200227005124 1.9169e-08 au
  Orbit Determination Parameters
   # obs. used (total)      268  
   data-arc span      6444 days (17.64 yr)  
   first obs. used      2003-01-25  
   last obs. used      2020-09-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58481  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 22:13:47  

Additional Information
 Earth MOID = 1.1426 au 
 Jupiter MOID = 2.31943 au 
 T_jup = 3.479 
[ 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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