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226926 (2004 TF253)
Classification: Main-belt Asteroid          SPK-ID: 2226926
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05796614829136387 6.7309e-08  
a 2.714626165972515 2.4863e-08 au
q 2.557269743080136 1.8929e-07 au
i 5.178041681610709 7.3346e-06 deg
node 201.22123482 6.3056e-05 deg
peri 180.7968514808105 8.2004e-05 deg
M 172.7241868879744 5.4913e-05 deg
tp 2458216.683991225046
(2018-Apr-08.18399122)
0.00024479 TDB
period 1633.666762269931
4.47
2.2444e-05
6.145e-08
d
yr
n .220363178289672 3.0275e-09 deg/d
Q 2.871982588864895 2.6305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      223  
   data-arc span      9011 days (24.67 yr)  
   first obs. used      1995-08-27  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6068  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 10:31:40  

Additional Information
 Earth MOID = 1.55983 au 
 Jupiter MOID = 2.39893 au 
 T_jup = 3.353 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457104.5 (2015-Mar-23.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05602894968492884 6.6758e-08  
q 2.565422415108947 1.8727e-07 au
tp 2456584.506875851393
(2013-Oct-19.00687585)
0.00024796 TDB
node 201.28126128506 6.3167e-05 deg
peri 181.5201026435762 8.3553e-05 deg
i 5.170930373985017 7.3275e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      223  
   data-arc span      9011 days (24.67 yr)  
   first obs. used      1995-08-27  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6068  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 10:31:40  

Additional Information
 Jupiter MOID = 2.39893 au 
 T_jup = 3.353 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.456623884442479E-15 -1.240813596292994E-14 -6.104915606296301E-12 -1.634051715107629E-15 -1.436965048618615E-12 3.934108067225166E-15
q -1.240813596292994E-14 3.507062872759655E-14 1.82641567942941E-11 3.647421762479218E-15 4.303994416370567E-12 -1.120147804646808E-14
tp -6.104915606296301E-12 1.82641567942941E-11 6.148440554778216E-8 2.786641091737322E-11 1.358745857995293E-8 -1.825754518636879E-11
node -1.634051715107629E-15 3.647421762479218E-15 2.786641091737322E-11 3.990087654597515E-9 -3.967429391100329E-9 -1.626575788389351E-10
peri -1.436965048618615E-12 4.303994416370567E-12 1.358745857995293E-8 -3.967429391100329E-9 6.981076078062248E-9 1.57916050238907E-10
i 3.934108067225166E-15 -1.120147804646808E-14 -1.825754518636879E-11 -1.626575788389351E-10 1.57916050238907E-10 5.369236657350654E-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 16.4   n/a MPO422880  

226926 (2004 TF253)          Discovered 2004-Oct-09 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2004 TF253 = 2002 EA46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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