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14855 (1989 SP9)
Classification: Main-belt Asteroid          SPK-ID: 2014855
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08257359648448313 5.1793e-08  
a 2.800977123522632 2.2021e-08 au
q 2.569690368762606 1.4435e-07 au
i 5.774515016078469 6.0434e-06 deg
node 184.5011535910339 4.9835e-05 deg
peri 241.5490497212604 6.152e-05 deg
M 164.4304107025701 3.4679e-05 deg
tp 2456618.435792044218
(2013-Nov-21.93579204)
0.00016519 JED
period 1712.232631793098
4.69
2.0192e-05
5.528e-08
d
yr
n .2102518041739445 2.4795e-09 deg/d
Q 3.032263878282658 2.384e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1119  
   data-arc span      9391 days (25.71 yr)  
   first obs. used      1989-09-25  
   last obs. used      2015-06-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49939  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:15:12  

Additional Information
 Earth MOID = 1.58809 au 
 Jupiter MOID = 2.22816 au 
 T_jup = 3.313 
[ 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 13.5 mag n/a MPO247494  

14855 (1989 SP9)          Discovered 1989-Sep-25 by Debehogne, H. at La Silla
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 SP9 = 1998 QH16 = 2000 AN104 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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