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71029 (1999 XS66)
Classification: Main-belt Asteroid          SPK-ID: 2071029
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07528217426895671 4.6755e-08  
a 2.701158439380297 1.565e-08 au
q 2.497809359018806 1.2626e-07 au
i 3.170803475823428 4.8761e-06 deg
node 253.1545153428057 8.7237e-05 deg
peri 151.1300827830806 9.2728e-05 deg
M 249.8308089507079 3.3525e-05 deg
tp 2459496.727896072735
(2021-Oct-09.22789607)
0.00015303 TDB
period 1621.524501403086
4.44
1.4092e-05
3.858e-08
d
yr
n .2220132965542587 1.9295e-09 deg/d
Q 2.904507519741788 1.6829e-08 au
  Orbit Determination Parameters
   # obs. used (total)      660  
   data-arc span      10449 days (28.61 yr)  
   first obs. used      1990-11-24  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60127  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:19:36  

Additional Information
 Earth MOID = 1.50739 au 
 Jupiter MOID = 2.38772 au 
 T_jup = 3.361 
[ 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 15.2   n/a MPO436279  

71029 (1999 XS66)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XS66 = 1996 BN9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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