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26143 (1994 PF5)
Classification: Main-belt Asteroid          SPK-ID: 2026143
[ 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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1260647657756925 3.7534e-08  
a 2.330686537342683 6.6365e-09 au
q 2.036869084916018 8.6957e-08 au
i 6.481052623231759 4.1952e-06 deg
node 150.1367215341823 2.8842e-05 deg
peri 162.2047058426676 3.2176e-05 deg
M 158.484840439869 1.4917e-05 deg
tp 2458628.350590028146
(2019-May-24.85059003)		 5.3314e-05 TDB
period 1299.643467590935
3.56		 5.551e-06
1.52e-08		 d
yr
n .2769990454899979 1.1831e-09 deg/d
Q 2.624503989769348 7.4731e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1101  
   data-arc span      11225 days (30.73 yr)  
   first obs. used      1990-05-30  
   last obs. used      2021-02-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5487  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:12:56  

Additional Information
 Earth MOID = 1.02205 au 
 Jupiter MOID = 2.62691 au 
 T_jup = 3.552 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457394.5 (2016-Jan-07.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266992008208656 3.7513e-08  
q 2.035026218757577 8.6963e-08 au
tp 2457329.828389888141
(2015-Nov-03.32838989)		 5.229e-05 TDB
node 150.1919096181394 2.8841e-05 deg
peri 162.333576164652 3.2149e-05 deg
i 6.481726021844668 4.1963e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1101  
   data-arc span      11225 days (30.73 yr)  
   first obs. used      1990-05-30  
   last obs. used      2021-02-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5487  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 05:12:56  

Additional Information
 Jupiter MOID = 2.62691 au 
 T_jup = 3.552 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.407190279016017E-15 -3.255046295894695E-15 7.0954664036404E-13 1.152694737496342E-14 1.523832890866515E-13 -1.660498719069806E-15
q -3.255046295894695E-15 7.562479935817237E-15 -1.627974785365698E-12 -2.671615260467992E-14 -3.492782300925517E-13 3.919117743906978E-15
tp 7.0954664036404E-13 -1.627974785365698E-12 2.734268838440458E-9 1.575320248696999E-11 7.491686761082732E-10 -1.475320639719743E-12
node 1.152694737496342E-14 -2.671615260467992E-14 1.575320248696999E-11 8.317856914227983E-10 -8.217732835817826E-10 2.078066040296784E-11
peri 1.523832890866515E-13 -3.492782300925517E-13 7.491686761082732E-10 -8.217732835817826E-10 1.033545665334243E-9 -2.10614153101659E-11
i -1.660498719069806E-15 3.919117743906978E-15 -1.475320639719743E-12 2.078066040296784E-11 -2.10614153101659E-11 1.760864528847206E-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 15.5   n/a MPO502353  

26143 (1994 PF5)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20010705/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PF5 = 1998 UX30 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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