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8429 (1997 YK4)
Classification: Main-belt Asteroid          SPK-ID: 2008429
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1338036186467854 5.5633e-08  
a 3.092204104151371 3.3316e-08 au
q 2.678456005421477 1.851e-07 au
i 5.845329728568414 7.7231e-06 deg
node 10.21380506398867 4.9104e-05 deg
peri 287.8922587933821 5.7041e-05 deg
M 340.5253641855995 3.1687e-05 deg
tp 2457707.940371014118
(2016-Nov-15.44037101)
0.00017526 JED
period 1986.097913907167
5.44
3.2098e-05
8.788e-08
d
yr
n .1812599456850479 2.9294e-09 deg/d
Q 3.505952202881266 3.7774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1171  
   data-arc span      13287 days (36.38 yr)  
   first obs. used      1979-09-23  
   last obs. used      2016-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53301  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:29:49  

Additional Information
 Earth MOID = 1.67005 au 
 Jupiter MOID = 1.74319 au 
 T_jup = 3.203 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.8 mag n/a MPO337327  

[ show close-approach data ]
Alternate Designations
 1997 YK4 = 1979 SV7 = 1988 FH2 = 1988 GK2 = 1993 DR 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Close-Approach Data ]
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