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47407 (1999 XC129)
Classification: Main-belt Asteroid          SPK-ID: 2047407
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08535494852963958 3.9266e-08  
a 2.430412933685304 1.0341e-08 au
q 2.222965162824825 9.312e-08 au
i 6.018115127587921 3.9226e-06 deg
node 352.8802429441907 3.0328e-05 deg
peri 210.7973175435891 3.699e-05 deg
M 19.18070835377576 1.8821e-05 deg
tp 2458926.763814090724
(2020-Mar-18.26381409)
7.2555e-05 TDB
period 1383.944035732852
3.79
8.8324e-06
2.418e-08
d
yr
n .2601261255549008 1.6601e-09 deg/d
Q 2.637860704545783 1.1223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1310  
   data-arc span      7999 days (21.90 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-07-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50638  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:42:25  

Additional Information
 Earth MOID = 1.22236 au 
 Jupiter MOID = 2.33065 au 
 T_jup = 3.495 
[ show covariance matrix ]

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 15.2   n/a MPO468338  

47407 (1999 XC129)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XC129 = 2001 HZ61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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