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187229 (2005 SB145)
Classification: Main-belt Asteroid          SPK-ID: 2187229
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06846489460568128 4.1416e-08  
a 2.854502084482594 1.7695e-08 au
q 2.659068900116796 1.2007e-07 au
i 2.788044918687672 4.571e-06 deg
node 66.18232432838903 9.4162e-05 deg
peri 274.3530011164913 0.00010222 deg
M 82.20170220350208 3.7472e-05 deg
tp 2458798.272014686097
(2019-Nov-10.77201469)
0.00018332 TDB
period 1761.545939213361
4.82
1.6379e-05
4.484e-08
d
yr
n .2043659447001207 1.9003e-09 deg/d
Q 3.049935268848393 1.8906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      244  
   data-arc span      6500 days (17.80 yr)  
   first obs. used      2003-04-01  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57126  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:54:32  

Additional Information
 Earth MOID = 1.65032 au 
 Jupiter MOID = 2.21983 au 
 T_jup = 3.299 
[ 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 MPO446112  

187229 (2005 SB145)          Discovered 2005-Sep-25 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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