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134705 (1999 XA186)
Classification: Mars-crossing Asteroid          SPK-ID: 2134705
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .302948078942895 6.0586e-08  
a 2.387336645049807 1.5055e-08 au
q 1.664097594641992 1.4845e-07 au
i 12.43381302944751 4.7619e-06 deg
node 283.4143896828926 2.5338e-05 deg
peri 33.5616425693313 2.6183e-05 deg
M 282.3369946985318 7.5263e-06 deg
tp 2459291.156885101602
(2021-Mar-17.65688510)
2.8639e-05 TDB
period 1347.314313042667
3.69
1.2744e-05
3.489e-08
d
yr
n .2671982302236549 2.5274e-09 deg/d
Q 3.110575695457622 1.9615e-08 au
  Orbit Determination Parameters
   # obs. used (total)      773  
   data-arc span      7443 days (20.38 yr)  
   first obs. used      1999-12-12  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48467  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:22:21  

Additional Information
 Earth MOID = .664367 au 
 Jupiter MOID = 2.23058 au 
 T_jup = 3.440 
[ 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 15.4   n/a MPO436659  

134705 (1999 XA186)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 1999 XA186 = 2003 YQ51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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