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134706 (1999 XK202)
Classification: Main-belt Asteroid          SPK-ID: 2134706
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09768218403313632 5.3459e-08  
a 2.542210424246017 1.4694e-08 au
q 2.29388175773386 1.33e-07 au
i 12.18967567373678 5.5339e-06 deg
node 298.6266483676184 2.2016e-05 deg
peri 180.0261135117343 3.4564e-05 deg
M 47.19690749172709 2.6796e-05 deg
tp 2459006.399474154068
(2020-Jun-05.89947415)
0.00011056 TDB
period 1480.524742363337
4.05
1.2836e-05
3.514e-08
d
yr
n .2431570305440069 2.1081e-09 deg/d
Q 2.790539090758174 1.6129e-08 au
  Orbit Determination Parameters
   # obs. used (total)      623  
   data-arc span      11190 days (30.64 yr)  
   first obs. used      1990-09-11  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51335  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:20:07  

Additional Information
 Earth MOID = 1.30991 au 
 Jupiter MOID = 2.30004 au 
 T_jup = 3.407 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457251.5 (2015-Aug-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09676967372744361 5.3418e-08  
q 2.29615401670707 1.3272e-07 au
tp 2457527.992533936438
(2016-May-19.49253394)
0.00011537 TDB
node 298.7102130550675 2.2014e-05 deg
peri 180.5006924561664 3.4769e-05 deg
i 12.19002149925428 5.5335e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      623  
   data-arc span      11190 days (30.64 yr)  
   first obs. used      1990-09-11  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51335  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:20:07  

Additional Information
 Jupiter MOID = 2.30004 au 
 T_jup = 3.407 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.853490663123769E-15 -7.056517146786287E-15 -1.83983478431595E-12 -2.037036962354225E-14 -3.341569761579871E-13 1.420634281790526E-16
q -7.056517146786287E-15 1.761434070075387E-14 4.154033717388519E-12 5.141926883830661E-14 7.257259466546253E-13 2.038685880630016E-16
tp -1.83983478431595E-12 4.154033717388519E-12 1.330937092909946E-8 2.956072269724504E-11 3.117395554194499E-9 -4.999311043827035E-12
node -2.037036962354225E-14 5.141926883830661E-14 2.956072269724504E-11 4.846165686616982E-10 -4.66739638377896E-10 -1.143877988894897E-11
peri -3.341569761579871E-13 7.257259466546253E-13 3.117395554194499E-9 -4.66739638377896E-10 1.208875421087651E-9 9.953037994889064E-12
i 1.420634281790526E-16 2.038685880630016E-16 -4.999311043827035E-12 -1.143877988894897E-11 9.953037994889064E-12 3.061959280203282E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.32   n/a E2021B55  

134706 (1999 XK202)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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