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181491 (2006 TR111)
Classification: Main-belt Asteroid          SPK-ID: 2181491
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .005427698262106216 4.4246e-08  
a 2.448635009923138 1.861e-08 au
q 2.435344557935246 1.0634e-07 au
i 9.944932197532889 4.1069e-06 deg
node 142.3079264747521 2.8979e-05 deg
peri 104.726845669235 0.00061471 deg
M 32.56204698974858 0.00060796 deg
tp 2459073.911659448463
(2020-Aug-12.41165945)
0.0023644 TDB
period 1399.537400486538
3.83
1.5955e-05
4.368e-08
d
yr
n .2572278524852919 2.9325e-09 deg/d
Q 2.46192546191103 1.8711e-08 au
  Orbit Determination Parameters
   # obs. used (total)      364  
   data-arc span      7050 days (19.30 yr)  
   first obs. used      2001-05-18  
   last obs. used      2020-09-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56205  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:30:49  

Additional Information
 Earth MOID = 1.42674 au 
 Jupiter MOID = 2.52248 au 
 T_jup = 3.476 
[ 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 16.64   n/a E2021B55  

181491 (2006 TR111)          Discovered 2006-Oct-01 by Becker, A. C. at Apache Point
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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