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14856 (1989 SY13)
Classification: Main-belt Asteroid          SPK-ID: 2014856
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .108947287029397 4.7277e-08  
a 2.655305951330478 1.2173e-08 au
q 2.36601757170001 1.2891e-07 au
i 12.03945432379435 4.512e-06 deg
node 296.2137620235568 1.6793e-05 deg
peri 217.2202204081407 2.3038e-05 deg
M 316.9184764457364 1.6277e-05 deg
tp 2459389.629307708295
(2021-Jun-24.12930771)		 7.1623e-05 TDB
period 1580.41186006867
4.33		 1.0868e-05
2.975e-08		 d
yr
n .2277887233675643 1.5665e-09 deg/d
Q 2.944594330960946 1.35e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1593  
   data-arc span      11482 days (31.44 yr)  
   first obs. used      1989-09-26  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49058  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:40:48  

Additional Information
 Earth MOID = 1.38906 au 
 Jupiter MOID = 2.13476 au 
 T_jup = 3.349 
[ 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 14.2   n/a MPO502282  

14856 (1989 SY13)          Discovered 1989-Sep-26 by Baur, J. M., Birkle, K. at Calar Alto
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1989 SY13 = 1995 AD4 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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