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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08228137746479294 5.7454e-08  
a 2.803014350115419 2.536e-08 AU
q 2.572378468334342 1.6566e-07 AU
i 5.771548082186492 6.1901e-06 deg
node 184.50564373 5.756e-05 deg
peri 242.0499326653083 6.8653e-05 deg
M 79.85111959869239 3.542e-05 deg
tp 2456620.297544295210
(2013-Nov-23.79754429)
0.0001693 JED
period 1714.101001233372
4.69
2.3262e-05
6.369e-08
d
yr
n .2100226297872552 2.8502e-09 deg/d
Q 3.033650231896498 2.7446e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      963  
   data-arc span      8947 days (24.50 yr)  
   first obs. used      1989-09-25  
   last obs. used      2014-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50883  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 21:02:25  

Additional Information
 Earth MOID = 1.59148 AU 
 T_jup = 3.312 
[ 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 (809)
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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