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JPL Small-Body Database Browser
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185770 (1999 TE166)
Classification: Main-belt Asteroid          SPK-ID: 2185770
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .117591978371898 5.6794e-08  
a 2.289634447651039 1.4162e-08 au
q 2.020391803203305 1.2927e-07 au
i 3.563667496204216 6.0214e-06 deg
node 242.6558906103131 9.0344e-05 deg
peri 165.9621056957197 9.3963e-05 deg
M 317.2804026017236 2.8819e-05 deg
tp 2459150.666238705181
(2020-Oct-28.16623871)
0.0001022 TDB
period 1265.457757709254
3.46
1.1741e-05
3.215e-08
d
yr
n .2844820364858928 2.6394e-09 deg/d
Q 2.558877092098772 1.5827e-08 au
  Orbit Determination Parameters
   # obs. used (total)      268  
   data-arc span      7254 days (19.86 yr)  
   first obs. used      1999-10-10  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56361  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 03:51:42  

Additional Information
 Earth MOID = 1.03073 au 
 Jupiter MOID = 2.7687 au 
 T_jup = 3.588 
[ 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 17.3   n/a MPO280972  

185770 (1999 TE166)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 1999 TE166 = 2005 LN24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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