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266792 (2009 SO274)
Classification: Main-belt Asteroid          SPK-ID: 2266792
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05114222279648971 5.7586e-08  
a 2.728439255741745 2.086e-08 au
q 2.588900807437911 1.5116e-07 au
i 5.341462704793556 5.4387e-06 deg
node 169.5519840774281 6.032e-05 deg
peri 205.0086583850285 8.4395e-05 deg
M 129.6343715244207 5.8368e-05 deg
tp 2458407.728210962961
(2018-Oct-16.22821096)
0.00026602 TDB
period 1646.151723064695
4.51
1.8878e-05
5.169e-08
d
yr
n .2186918708378691 2.508e-09 deg/d
Q 2.867977704045578 2.1927e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      10343 days (28.32 yr)  
   first obs. used      1991-10-06  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48321  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:49:51  

Additional Information
 Earth MOID = 1.58966 au 
 Jupiter MOID = 2.36591 au 
 T_jup = 3.347 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO418415  

266792 (2009 SO274)          Discovered 2009-Sep-25 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

Alternate Designations
 2009 SO274 = 2006 AS 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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