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277987 (2006 TW126)
Classification: Main-belt Asteroid          SPK-ID: 2277987
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1693858441184812 7.7597e-08  
a 2.213278781294969 1.2117e-08 au
q 1.838380686655797 1.7284e-07 au
i 2.615538751576692 6.1612e-06 deg
node 334.181879519813 0.00011988 deg
peri 9.723174133077364 0.00012173 deg
M 87.62433871660248 1.6325e-05 deg
tp 2458707.764858745706
(2019-Aug-12.26485875)
5.5141e-05 TDB
period 1202.686974818543
3.29
9.8762e-06
2.704e-08
d
yr
n .2993297570669337 2.458e-09 deg/d
Q 2.58817687593414 1.4169e-08 au
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      4857 days (13.30 yr)  
   first obs. used      2006-10-02  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50754  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:14:31  

Additional Information
 Earth MOID = .830667 au 
 Jupiter MOID = 2.80559 au 
 T_jup = 3.635 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457732.5 (2016-Dec-10.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1702541932261187 7.7612e-08  
q 1.836123898413043 1.7299e-07 au
tp 2457505.318985664399
(2016-Apr-26.81898566)
5.8066e-05 TDB
node 334.2646003419398 0.0001198 deg
peri 9.658255497598365 0.00012162 deg
i 2.61673144075433 6.1657e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      241  
   data-arc span      4857 days (13.30 yr)  
   first obs. used      2006-10-02  
   last obs. used      2020-01-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50754  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 21:14:31  

Additional Information
 Jupiter MOID = 2.80559 au 
 T_jup = 3.635 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.023667940343631E-15 -1.340321710334182E-14 3.005719560353942E-13 5.715420978025778E-14 -2.731710236494695E-13 -6.089210301943336E-15
q -1.340321710334182E-14 2.992410502274466E-14 -9.159679483555472E-13 -1.268284164109273E-13 5.280561273311897E-13 1.415266157163001E-14
tp 3.005719560353942E-13 -9.159679483555472E-13 3.371693486662393E-9 -2.101194397377595E-11 1.20383191946731E-9 -5.777303254979103E-12
node 5.715420978025778E-14 -1.268284164109273E-13 -2.101194397377595E-11 1.435301077961027E-8 -1.434773925240432E-8 2.709275946287215E-10
peri -2.731710236494695E-13 5.280561273311897E-13 1.20383191946731E-9 -1.434773925240432E-8 1.479117600913751E-8 -2.724231427933424E-10
i -6.089210301943336E-15 1.415266157163001E-14 -5.777303254979103E-12 2.709275946287215E-10 -2.724231427933424E-10 3.801582484668236E-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 17.7   n/a MPO440346  

277987 (2006 TW126)          Discovered 2006-Oct-02 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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