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216809 (2006 TU31)
Classification: Main-belt Asteroid          SPK-ID: 2216809
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .118151964413957 4.3188e-08  
a 2.551508970339087 1.4244e-08 au
q 2.250043173273691 1.1287e-07 au
i 1.991749560463699 4.8941e-06 deg
node 185.431672435733 0.00010418 deg
peri 212.9809672261016 0.00010621 deg
M 213.2131606941035 2.247e-05 deg
tp 2460003.486028252565
(2023-Feb-27.98602825)
9.6312e-05 TDB
period 1488.655053846817
4.08
1.2466e-05
3.413e-08
d
yr
n .2418290248434169 2.0251e-09 deg/d
Q 2.852974767404482 1.5927e-08 au
  Orbit Determination Parameters
   # obs. used (total)      426  
   data-arc span      8240 days (22.56 yr)  
   first obs. used      1998-12-13  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58973  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:34:10  

Additional Information
 Earth MOID = 1.25712 au 
 Jupiter MOID = 2.53509 au 
 T_jup = 3.429 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457536.5 (2016-May-28.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1162530612238715 4.2999e-08  
q 2.257351901022735 1.1212e-07 au
tp 2457024.242121611842
(2015-Jan-01.74212161)
8.3477e-05 TDB
node 185.4263151010464 0.00010424 deg
peri 213.0317104117254 0.00010635 deg
i 1.98910089276711 4.8938e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      426  
   data-arc span      8240 days (22.56 yr)  
   first obs. used      1998-12-13  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58973  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 03:34:10  

Additional Information
 Jupiter MOID = 2.53509 au 
 T_jup = 3.429 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.848941452007004E-15 -4.79120266863369E-15 -1.314675146421184E-12 1.828871375102921E-16 -3.503066462177711E-13 9.800264268722587E-16
q -4.79120266863369E-15 1.257062001196467E-14 3.865790498774202E-12 -4.065644780470396E-15 1.029708908153177E-12 -2.593644087773446E-15
tp -1.314675146421184E-12 3.865790498774202E-12 6.968365907717961E-9 -2.557223892659472E-11 1.768905220392066E-9 -1.288931181875726E-12
node 1.828871375102921E-16 -4.065644780470396E-15 -2.557223892659472E-11 1.086694727028356E-8 -1.086631393183635E-8 -2.01490080919784E-11
peri -3.503066462177711E-13 1.029708908153177E-12 1.768905220392066E-9 -1.086631393183635E-8 1.131109007752904E-8 1.98064651898695E-11
i 9.800264268722587E-16 -2.593644087773446E-15 -1.288931181875726E-12 -2.01490080919784E-11 1.98064651898695E-11 2.394892787309788E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.77   n/a E2021B55  

216809 (2006 TU31)          Discovered 2006-Oct-12 by Spacewatch at Kitt Peak
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

Alternate Designations
 2006 TU31 = 2002 VV41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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