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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1810964279221112 7.4908e-08  
a 2.6292961206781 3.2473e-08 au
q 2.153139985273832 2.063e-07 au
i 13.47946144216598 7.0064e-06 deg
node 217.7698684738605 2.0343e-05 deg
peri 211.4763355676974 2.7854e-05 deg
M 259.8176556542192 2.635e-05 deg
tp 2459433.857550093195
(2021-Aug-07.35755009)
0.0001201 TDB
period 1557.247627337247
4.26
2.8849e-05
7.898e-08
d
yr
n .2311771061199609 4.2828e-09 deg/d
Q 3.105452256082369 3.8354e-08 au
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      9914 days (27.14 yr)  
   first obs. used      1993-04-26  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56914  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 06:36:52  

Additional Information
 Earth MOID = 1.17711 au 
 Jupiter MOID = 2.27805 au 
 T_jup = 3.339 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457694.5 (2016-Nov-02.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1826787029127582 7.5724e-08  
q 2.147771688156046 2.092e-07 au
tp 2457873.134764933174
(2017-Apr-29.63476493)
9.7619e-05 TDB
node 217.9170063726194 2.0268e-05 deg
peri 210.6070728636226 2.7621e-05 deg
i 13.51057433240769 7.02e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      9914 days (27.14 yr)  
   first obs. used      1993-04-26  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56914  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 06:36:52  

Additional Information
 Jupiter MOID = 2.27805 au 
 T_jup = 3.339 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.734136756997563E-15 -1.572716724537633E-14 -4.442854477818712E-12 -7.33123468167458E-14 -6.92526528031111E-13 -8.045770944863922E-16
q -1.572716724537633E-14 4.376497112689153E-14 1.342665108657086E-11 2.045541836369677E-13 2.134140018124218E-12 5.342695148093016E-15
tp -4.442854477818712E-12 1.342665108657086E-11 9.529451968361189E-9 8.006348290998833E-11 1.830110307598897E-9 1.212597059601288E-11
node -7.33123468167458E-14 2.045541836369677E-13 8.006348290998833E-11 4.107734617997478E-10 -3.839510056761408E-10 6.022603439101772E-12
peri -6.92526528031111E-13 2.134140018124218E-12 1.830110307598897E-9 -3.839510056761408E-10 7.629123540832419E-10 -3.181079671897517E-12
i -8.045770944863922E-16 5.342695148093016E-15 1.212597059601288E-11 6.022603439101772E-12 -3.181079671897517E-12 4.928038969833784E-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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