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308900 (2006 SB199)
Classification: Main-belt Asteroid          SPK-ID: 2308900
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1010921691670258 6.1274e-08  
a 2.756330568465367 3.217e-08 au
q 2.477687132357821 1.783e-07 au
i 2.015195949710248 8.543e-06 deg
node 222.8485346598031 0.0001638 deg
peri 107.4092482211342 0.00016888 deg
M 27.4085418133959 3.9466e-05 deg
tp 2458873.243841402903
(2020-Jan-24.74384140)
0.00018285 TDB
period 1671.457657501663
4.58
2.9262e-05
8.011e-08
d
yr
n .2153808673431154 3.7707e-09 deg/d
Q 3.034974004572911 3.5422e-08 au
  Orbit Determination Parameters
   # obs. used (total)      173  
   data-arc span      7502 days (20.54 yr)  
   first obs. used      1997-09-29  
   last obs. used      2018-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66009  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:59:48  

Additional Information
 Earth MOID = 1.46767 au 
 Jupiter MOID = 2.26466 au 
 T_jup = 3.335 
[ 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 16.8   n/a MPO440450  

308900 (2006 SB199)          Discovered 2006-Sep-24 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2006 SB199 = 1997 SO21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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