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357287 (2002 TF172)
Classification: Main-belt Asteroid          SPK-ID: 2357287
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1498849878698225 2.0541e-07  
a 2.627495352197061 2.392e-08 au
q 2.23367324320499 5.3523e-07 au
i 32.89511959747455 1.6085e-05 deg
node 355.1442057629937 1.0542e-05 deg
peri 348.4742789297982 2.6699e-05 deg
M 72.92592006783424 2.1567e-05 deg
tp 2458685.369253744528
(2019-Jul-20.86925374)
9.3486e-05 TDB
period 1555.648095306082
4.26
2.1244e-05
5.816e-08
d
yr
n .2314148045989592 3.1601e-09 deg/d
Q 3.021317461189132 2.7506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      6330 days (17.33 yr)  
   first obs. used      2002-09-06  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5217  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 08:42:41  

Additional Information
 Earth MOID = 1.23215 au 
 Jupiter MOID = 2.42597 au 
 T_jup = 3.160 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457782.5 (2017-Jan-29.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1508206712925933 2.0605e-07  
q 2.230134468188409 5.3757e-07 au
tp 2457129.347205110203
(2015-Apr-16.84720511)
9.7112e-05 TDB
node 355.1952229201768 1.0533e-05 deg
peri 348.2284085842029 2.6435e-05 deg
i 32.92894670263633 1.6089e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      276  
   data-arc span      6330 days (17.33 yr)  
   first obs. used      2002-09-06  
   last obs. used      2020-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5217  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 08:42:41  

Additional Information
 Jupiter MOID = 2.42597 au 
 T_jup = 3.160 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.245697071581997E-14 -1.10692952760921E-13 4.961427643464448E-12 1.215172251908684E-13 -3.832562059756652E-13 -4.33670327229727E-13
q -1.10692952760921E-13 2.889831520098678E-13 -1.362103007722651E-11 -3.192076098283308E-13 8.790321632660036E-13 1.141674780171222E-12
tp 4.961427643464448E-12 -1.362103007722651E-11 9.430652279279061E-9 2.112957103272174E-11 2.223335831965077E-9 -1.072215763710341E-10
node 1.215172251908684E-13 -3.192076098283308E-13 2.112957103272174E-11 1.109401519046607E-10 -9.096538293551455E-11 3.382695019960151E-12
peri -3.832562059756652E-13 8.790321632660036E-13 2.223335831965077E-9 -9.096538293551455E-11 6.988324007336829E-10 -1.49731645970575E-11
i -4.33670327229727E-13 1.141674780171222E-12 -1.072215763710341E-10 3.382695019960151E-12 -1.49731645970575E-11 2.588589493339198E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO503411  

357287 (2002 TF172)          Discovered 2002-Oct-04 by NEAT at Palomar
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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