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JPL Small-Body Database Browser
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185553 (2008 AX4)
Classification: Main-belt Asteroid          SPK-ID: 2185553
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1304863529726203 6.648e-08  
a 2.386356494832484 1.3921e-08 au
q 2.074969538929268 1.5962e-07 au
i 1.026463528464342 5.4829e-06 deg
node 192.6914313125376 0.00033218 deg
peri 319.8937609175838 0.00033271 deg
M 106.6885658382975 1.9209e-05 deg
tp 2458601.459673075928
(2019-Apr-27.95967308)
7.1344e-05 TDB
period 1346.484663692974
3.69
1.1782e-05
3.226e-08
d
yr
n .2673628669580505 2.3395e-09 deg/d
Q 2.697743450735701 1.5737e-08 au
  Orbit Determination Parameters
   # obs. used (total)      195  
   data-arc span      8040 days (22.01 yr)  
   first obs. used      1997-02-03  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57984  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:10:10  

Additional Information
 Earth MOID = 1.08552 au 
 Jupiter MOID = 2.29429 au 
 T_jup = 3.523 
[ 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 17.7   n/a MPO470001  

185553 (2008 AX4)          Discovered 2008-Jan-07 by LUSS at Lulin
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2008 AX4 = 1999 UG56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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