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187252 (2005 SA229)
Classification: Main-belt Asteroid          SPK-ID: 2187252
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .106058685888904 1.039e-07  
a 2.911619336684415 1.7228e-08 au
q 2.602816816026944 2.9926e-07 au
i 1.456976835398581 9.3709e-06 deg
node 352.6742143488435 0.000185 deg
peri 30.9693168190173 0.00019035 deg
M 7.188107800380339 3.6633e-05 deg
tp 2459164.266323700006
(2020-Nov-10.76632370)
0.00018474 TDB
period 1814.681113617635
4.97
1.6106e-05
4.41e-08
d
yr
n .1983819621521968 1.7607e-09 deg/d
Q 3.220421857341887 1.9055e-08 au
  Orbit Determination Parameters
   # obs. used (total)      308  
   data-arc span      7401 days (20.26 yr)  
   first obs. used      2000-10-01  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55352  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:38  

Additional Information
 Earth MOID = 1.605 au 
 Jupiter MOID = 2.23023 au 
 T_jup = 3.274 
[ 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 16.6   n/a MPO440040  

187252 (2005 SA229)          Discovered 2005-Sep-30 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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