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359977 (2012 TR169)
Classification: Main-belt Asteroid          SPK-ID: 2359977
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1815726882484441 7.7659e-08  
a 2.629988928791283 3.325e-08 au
q 2.152454768927004 2.1204e-07 au
i 13.50264666551023 7.7301e-06 deg
node 217.9125625439559 2.0791e-05 deg
peri 210.8995531789542 2.8248e-05 deg
M 167.9890155423696 2.4994e-05 deg
tp 2457873.544726179655
(2017-Apr-30.04472618)
9.887e-05 TDB
period 1557.863159864273
4.27
2.9543e-05
8.088e-08
d
yr
n .2310857649598471 4.3823e-09 deg/d
Q 3.107523088655562 3.9287e-08 au
  Orbit Determination Parameters
   # obs. used (total)      217  
   data-arc span      9565 days (26.19 yr)  
   first obs. used      1993-04-26  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5819  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:45:19  

Additional Information
 Earth MOID = 1.1757 au 
 Jupiter MOID = 2.2753 au 
 T_jup = 3.338 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457532.5 (2016-May-24.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1827233317921278 7.7972e-08  
q 2.147572258793691 2.1346e-07 au
tp 2457873.176088347114
(2017-Apr-29.67608835)
9.8085e-05 TDB
node 217.9198056478737 2.078e-05 deg
peri 210.624292895579 2.8158e-05 deg
i 13.51006434613001 7.7348e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      217  
   data-arc span      9565 days (26.19 yr)  
   first obs. used      1993-04-26  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5819  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:45:19  

Additional Information
 Jupiter MOID = 2.2753 au 
 T_jup = 3.338 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.079691684353865E-15 -1.651516325865847E-14 -4.431030940578947E-12 -8.032239497539243E-14 -6.955829498153568E-13 2.233724923614302E-15
q -1.651516325865847E-14 4.55663348319242E-14 1.337790016981255E-11 2.217184932884354E-13 2.13249968689303E-12 -2.545308903255244E-15
tp -4.431030940578947E-12 1.337790016981255E-11 9.620655510107977E-9 8.300942328270668E-11 1.859065968050394E-9 9.830795579100865E-12
node -8.032239497539243E-14 2.217184932884354E-13 8.300942328270668E-11 4.318054200341412E-10 -4.036002063209636E-10 3.165536996931417E-12
peri -6.955829498153568E-13 2.13249968689303E-12 1.859065968050394E-9 -4.036002063209636E-10 7.928766931805435E-10 -8.989812668205003E-13
i 2.233724923614302E-15 -2.545308903255244E-15 9.830795579100865E-12 3.165536996931417E-12 -8.989812668205003E-13 5.982666634056687E-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 16.2   n/a MPO437520  

359977 (2012 TR169)          Discovered 2006-Apr-24 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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