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JPL Small-Body Database Browser
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305311 (2008 AX42)
Classification: Main-belt Asteroid          SPK-ID: 2305311
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2917640361555734 6.1301e-08  
a 2.64887202503213 3.9916e-08 au
q 1.876026431749169 1.6783e-07 au
i 3.742609586601506 1.6937e-05 deg
node 169.823434384347 0.00011244 deg
peri 265.8034411660662 0.00011931 deg
M 333.2939259785626 4.1878e-05 deg
tp 2459117.314684300388
(2020-Sep-24.81468430)
0.00018536 TDB
period 1574.671227016848
4.31
3.5593e-05
9.745e-08
d
yr
n .2286191516193547 5.1676e-09 deg/d
Q 3.421717618315091 5.1562e-08 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      5344 days (14.63 yr)  
   first obs. used      2002-08-10  
   last obs. used      2017-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61161  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 13:25:00  

Additional Information
 Earth MOID = .895594 au 
 Jupiter MOID = 1.88569 au 
 T_jup = 3.326 
[ 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 17.5   n/a MPO476359  

305311 (2008 AX42)          Discovered 2008-Jan-10 by CSS at Catalina
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 AX42 = 2002 PW114 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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