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JPL Small-Body Database Browser
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17557 (1994 AX)
Classification: Main-belt Asteroid          SPK-ID: 2017557
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1897520662618919 3.5776e-08  
a 2.440355997723601 7.8034e-09 au
q 1.977293404740947 8.9268e-08 au
i 2.172529156015035 3.8817e-06 deg
node 199.8606616715039 0.00010878 deg
peri 182.4648059793241 0.00010946 deg
M 42.45487553451245 1.1618e-05 deg
tp 2458836.288610304030
(2019-Dec-18.78861030)
4.4851e-05 TDB
period 1392.445497631771
3.81
6.6788e-06
1.829e-08
d
yr
n .2585379468081709 1.2401e-09 deg/d
Q 2.903418590706255 9.2841e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1170  
   data-arc span      9519 days (26.06 yr)  
   first obs. used      1994-01-04  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50305  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:06:51  

Additional Information
 Earth MOID = .980426 au 
 Jupiter MOID = 2.55331 au 
 T_jup = 3.476 
[ 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 15.0   n/a MPO416896  

17557 (1994 AX)          Discovered 1994-Jan-04 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 AX = 2000 QL68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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