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385558 (2004 TU80)
Classification: Main-belt Asteroid          SPK-ID: 2385558
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1439627145389383 6.935e-08  
a 2.585717112121783 2.6961e-08 au
q 2.213470257630947 1.7724e-07 au
i 1.648893569295058 7.8228e-06 deg
node 278.0572356721121 0.00030635 deg
peri 116.7234970483992 0.00030863 deg
M 352.9925701460565 4.2095e-05 deg
tp 2459426.061481786221
(2021-Jul-30.56148179)
0.0001779 TDB
period 1518.692825308899
4.16
2.3753e-05
6.503e-08
d
yr
n .237045960842527 3.7075e-09 deg/d
Q 2.95796396661262 3.0842e-08 au
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      5321 days (14.57 yr)  
   first obs. used      2004-10-05  
   last obs. used      2019-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63207  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:48  

Additional Information
 Earth MOID = 1.22 au 
 Jupiter MOID = 2.46521 au 
 T_jup = 3.407 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457144.5 (2015-May-02.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1465100356996489 6.9383e-08  
q 2.206077079056007 1.7755e-07 au
tp 2456390.048356184553
(2013-Apr-07.54835618)
0.00014629 TDB
node 278.1196568032581 0.00030616 deg
peri 116.9563123779261 0.00030836 deg
i 1.649996753263675 7.824e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      90  
   data-arc span      5321 days (14.57 yr)  
   first obs. used      2004-10-05  
   last obs. used      2019-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63207  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:05:48  

Additional Information
 Jupiter MOID = 2.46521 au 
 T_jup = 3.407 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.813952588594891E-15 -1.222111095933985E-14 -9.785873277705321E-13 1.67014015718982E-14 -1.849131775181127E-13 4.314103895683099E-16
q -1.222111095933985E-14 3.152316884460081E-14 4.190406395680138E-12 -7.402956335318869E-14 9.446592614480645E-13 -7.137380858953608E-16
tp -9.785873277705321E-13 4.190406395680138E-12 2.140158364215193E-8 -2.40358677102317E-10 5.466378444558385E-9 3.022881598251061E-12
node 1.67014015718982E-14 -7.402956335318869E-14 -2.40358677102317E-10 9.373360570107969E-8 -9.375387163028148E-8 3.630086304613092E-10
peri -1.849131775181127E-13 9.446592614480645E-13 5.466378444558385E-9 -9.375387163028148E-8 9.508733906167021E-8 -3.621095147035813E-10
i 4.314103895683099E-16 -7.137380858953608E-16 3.022881598251061E-12 3.630086304613092E-10 -3.621095147035813E-10 6.12155715619997E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO471964  

385558 (2004 TU80)          Discovered 2004-Oct-05 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-02-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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