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308901 (2006 SB203)
Classification: Main-belt Asteroid          SPK-ID: 2308901
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05786693253307262 6.7819e-08  
a 2.704959743200093 2.4301e-08 au
q 2.548432020235656 1.9162e-07 au
i 6.210759101426309 6.5696e-06 deg
node 182.0644207133213 4.8839e-05 deg
peri 194.7163819051584 7.4682e-05 deg
M 13.31980130605548 5.3901e-05 deg
tp 2458940.377797555051
(2020-Mar-31.87779756)
0.00024323 TDB
period 1624.948629702279
4.45
2.1898e-05
5.995e-08
d
yr
n .2215454651424635 2.9856e-09 deg/d
Q 2.861487466164531 2.5708e-08 au
  Orbit Determination Parameters
   # obs. used (total)      160  
   data-arc span      8025 days (21.97 yr)  
   first obs. used      1997-10-09  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60196  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:54:44  

Additional Information
 Earth MOID = 1.54953 au 
 Jupiter MOID = 2.40574 au 
 T_jup = 3.355 
[ 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 17.0   n/a MPO494638  

308901 (2006 SB203)          Discovered 2006-Sep-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2006 SB203 = 2005 LW31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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