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JPL Small-Body Database Browser
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266659 (2008 TR181)
Classification: Main-belt Asteroid          SPK-ID: 2266659
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1262369150696722 5.3876e-08  
a 3.132704327998614 3.4661e-08 au
q 2.737241397806658 1.6351e-07 au
i 1.494244010176116 6.2865e-06 deg
node 169.4963066236175 0.0001978 deg
peri 40.94867857175078 0.0001991 deg
M 138.91491599145 2.3921e-05 deg
tp 2457819.009114284777
(2017-Mar-06.50911428)
0.00012914 TDB
period 2025.24485473393
5.54
3.3612e-05
9.202e-08
d
yr
n .1777562842134935 2.9501e-09 deg/d
Q 3.528167258190569 3.9036e-08 au
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      7203 days (19.72 yr)  
   first obs. used      2000-02-12  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58581  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 19:34:19  

Additional Information
 Earth MOID = 1.73227 au 
 Jupiter MOID = 1.43517 au 
 T_jup = 3.200 
[ 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 16.1   n/a MPO454982  

266659 (2008 TR181)          Discovered 2008-Oct-01 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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