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17559 (1994 AR1)
Classification: Main-belt Asteroid          SPK-ID: 2017559
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1293380171800046 6.3365e-08  
a 2.36798477955679 1.3035e-08 au
q 2.061714323456484 1.4824e-07 au
i 10.50836568870179 5.5365e-06 deg
node 269.417323302884 3.3196e-05 deg
peri 212.1926451037772 4.0194e-05 deg
M 65.76058265023029 2.0995e-05 deg
tp 2457357.374820974127
(2015-Nov-30.87482097)
7.7554e-05 JED
period 1330.965464750299
3.64
1.0989e-05
3.009e-08
d
yr
n .2704803464359904 2.2333e-09 deg/d
Q 2.674255235657095 1.472e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1063  
   data-arc span      9641 days (26.40 yr)  
   first obs. used      1989-11-22  
   last obs. used      2016-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47841  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:27:52  

Additional Information
 Earth MOID = 1.084 au 
 Jupiter MOID = 2.46311 au 
 T_jup = 3.513 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0 mag n/a MPO358800  

17559 (1994 AR1)          Discovered 1994-Jan-08 by Sugie, A. at Dynic
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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