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344941 (2004 TF347)
Classification: Main-belt Asteroid          SPK-ID: 2344941
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .193511254877454 3.5313e-08  
a 2.437187574721274 1.1298e-08 au
q 1.965564348765222 8.9142e-08 au
i 5.548041703609782 4.1647e-06 deg
node 98.8409668023741 4.9554e-05 deg
peri 296.6825884523439 5.1562e-05 deg
M 84.78066739608127 1.4365e-05 deg
tp 2458873.214933090854
(2020-Jan-24.71493309)
5.4726e-05 TDB
period 1389.734566924848
3.80
9.6638e-06
2.646e-08
d
yr
n .2590422722207986 1.8013e-09 deg/d
Q 2.908810800677327 1.3485e-08 au
  Orbit Determination Parameters
   # obs. used (total)      431  
   data-arc span      7451 days (20.40 yr)  
   first obs. used      2000-09-24  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:34:15  

Additional Information
 Earth MOID = .979095 au 
 Jupiter MOID = 2.52737 au 
 T_jup = 3.472 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457798.5 (2017-Feb-14.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1938412576544222 3.5748e-08  
q 1.964300490386667 9.0273e-08 au
tp 2457480.441063950334
(2016-Apr-01.94106395)
5.2045e-05 TDB
node 98.94413539134793 4.9686e-05 deg
peri 295.942805862925 5.164e-05 deg
i 5.542564734200275 4.1595e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      431  
   data-arc span      7451 days (20.40 yr)  
   first obs. used      2000-09-24  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 08:34:15  

Additional Information
 Jupiter MOID = 2.52737 au 
 T_jup = 3.472 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.277884841497442E-15 -3.212005519328256E-15 -8.84277983756506E-13 3.435595440774193E-15 -2.281128608207733E-13 -3.063180908734147E-15
q -3.212005519328256E-15 8.149211814848368E-15 2.231752013152591E-12 -6.223608138334285E-15 5.77641485206543E-13 8.166472815880438E-15
tp -8.84277983756506E-13 2.231752013152591E-12 2.70864648342709E-9 -3.864689190460759E-12 7.573070399225702E-10 6.05153591343268E-12
node 3.435595440774193E-15 -6.223608138334285E-15 -3.864689190460759E-12 2.468683723276123E-9 -2.458349715732642E-9 9.240862316168471E-11
peri -2.281128608207733E-13 5.77641485206543E-13 7.573070399225702E-10 -2.458349715732642E-9 2.666676369044445E-9 -9.036924418221749E-11
i -3.063180908734147E-15 8.166472815880438E-15 6.05153591343268E-12 9.240862316168471E-11 -9.036924418221749E-11 1.73016755873568E-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 16.5   n/a MPO450304  

344941 (2004 TF347)          Discovered 2004-Oct-05 by LONEOS at Anderson Mesa
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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