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4260 Yanai (1989 AX)
Classification: Main-belt Asteroid          SPK-ID: 2004260
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06075964391923114 3.0908e-08  
a 2.848528006914474 1.1664e-08 au
q 2.675452459520393 8.7843e-08 au
i 3.267214797283753 3.3501e-06 deg
node 90.94592459494379 6.6828e-05 deg
peri 324.5617520476955 7.3968e-05 deg
M 239.3981099691509 3.2555e-05 deg
tp 2459588.775525973912
(2022-Jan-09.27552597)
0.00015984 TDB
period 1756.018826043578
4.81
1.0786e-05
2.953e-08
d
yr
n .2050091916218819 1.2592e-09 deg/d
Q 3.021603554308554 1.2373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2459  
   data-arc span      32371 days (88.63 yr)  
   first obs. used      1932-03-14  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43897  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:53:04  

Additional Information
 Earth MOID = 1.68791 au 
 Jupiter MOID = 2.19265 au 
 T_jup = 3.301 
[ 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 12.3   n/a MPO473824  

4260 Yanai (1989 AX)          Discovered 1989-Jan-04 by Ueda and Kaneda at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1989 AX = 1932 ET = 1978 WT14 = 1982 PO = 1985 FX1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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