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268295 (2005 QJ83)
Classification: Main-belt Asteroid          SPK-ID: 2268295
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .1594865130905517 5.4825e-08  
a 2.321667658591319 8.1999e-09 au
q 1.951392979167484 1.293e-07 au
i 6.820611303442155 5.8191e-06 deg
node 169.349489379016 3.539e-05 deg
peri 153.1216506749188 4.1846e-05 deg
M 76.53569581687236 1.7385e-05 deg
tp 2458725.799127773091
(2019-Aug-30.29912777)
6.2388e-05 TDB
period 1292.107074303049
3.54
6.8454e-06
1.874e-08
d
yr
n .2786146807486374 1.4761e-09 deg/d
Q 2.691942338015154 9.5077e-09 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      7738 days (21.19 yr)  
   first obs. used      1998-09-19  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58077  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 17:26:30  

Additional Information
 Earth MOID = .942167 au 
 Jupiter MOID = 2.63672 au 
 T_jup = 3.551 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457171.5 (2015-May-29.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .159980709275699 5.4853e-08  
q 1.949957293261203 1.2949e-07 au
tp 2457434.676130153176
(2016-Feb-16.17613015)
6.2611e-05 TDB
node 169.3953881750323 3.5372e-05 deg
peri 153.3459360151899 4.179e-05 deg
i 6.822541984734118 5.8207e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      7738 days (21.19 yr)  
   first obs. used      1998-09-19  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58077  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 17:26:30  

Additional Information
 Jupiter MOID = 2.63672 au 
 T_jup = 3.551 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.008821477372705E-15 -7.093367343357581E-15 7.800111803846752E-13 -4.777673404297613E-14 3.401450659440382E-13 -6.279075905446218E-15
q -7.093367343357581E-15 1.676722581572415E-14 -1.869775282997211E-12 1.130713520828859E-13 -8.177928557477407E-13 1.488448677937263E-14
tp 7.800111803846752E-13 -1.869775282997211E-12 3.920131959063676E-9 -1.391990406625153E-11 1.403384364617689E-9 2.40694899239049E-13
node -4.777673404297613E-14 1.130713520828859E-13 -1.391990406625153E-11 1.251208116644019E-9 -1.246485787219945E-9 -4.866051999194999E-11
peri 3.401450659440382E-13 -8.177928557477407E-13 1.403384364617689E-9 -1.246485787219945E-9 1.746426553163574E-9 4.835575600833225E-11
i -6.279075905446218E-15 1.488448677937263E-14 2.40694899239049E-13 -4.866051999194999E-11 4.835575600833225E-11 3.38802199694463E-11

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 17.1   n/a MPO440317  

268295 (2005 QJ83)          Discovered 2005-Aug-29 by LONEOS at Anderson Mesa
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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