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72796 (2001 FR179)
Classification: Main-belt Asteroid          SPK-ID: 2072796
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1250945780177329 3.5114e-08  
a 2.587435040445794 1.1809e-08 au
q 2.263760945912932 9.4387e-08 au
i 9.063944130903193 4.7642e-06 deg
node 85.8540390046922 2.3697e-05 deg
peri 54.76913831622436 3.098e-05 deg
M 350.0039948573628 2.0984e-05 deg
tp 2459438.711091266707
(2021-Aug-12.21109127)
8.8723e-05 TDB
period 1520.206586448941
4.16
1.0407e-05
2.849e-08
d
yr
n .2368099199207694 1.6211e-09 deg/d
Q 2.911109134978656 1.3286e-08 au
  Orbit Determination Parameters
   # obs. used (total)      621  
   data-arc span      9216 days (25.23 yr)  
   first obs. used      1995-12-16  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55458  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:46:41  

Additional Information
 Earth MOID = 1.29188 au 
 Jupiter MOID = 2.15986 au 
 T_jup = 3.393 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457535.5 (2016-May-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1234942873152269 3.5048e-08  
q 2.268144740647518 9.4036e-08 au
tp 2457919.873389404433
(2017-Jun-15.37338940)
8.6418e-05 TDB
node 85.88185961094766 2.3721e-05 deg
peri 55.0495325997744 3.1165e-05 deg
i 9.058924538584929 4.7614e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      621  
   data-arc span      9216 days (25.23 yr)  
   first obs. used      1995-12-16  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55458  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:46:41  

Additional Information
 Jupiter MOID = 2.15986 au 
 T_jup = 3.393 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.228361346268612E-15 -3.277406329658267E-15 -7.984867767707866E-13 2.793007165605417E-15 -1.685250394656597E-13 7.223778122214846E-16
q -3.277406329658267E-15 8.842841591067941E-15 2.308917473459596E-12 -8.476615396953649E-15 4.845300477976044E-13 -1.884681216232449E-15
tp -7.984867767707866E-13 2.308917473459596E-12 7.468086097044659E-9 -1.675167242016852E-11 1.757395618550005E-9 3.298976172515905E-12
node 2.793007165605417E-15 -8.476615396953649E-15 -1.675167242016852E-11 5.626695445160899E-10 -5.591263346527664E-10 -1.452784175322339E-11
peri -1.685250394656597E-13 4.845300477976044E-13 1.757395618550005E-9 -5.591263346527664E-10 9.712806129050188E-10 1.511497107099531E-11
i 7.223778122214846E-16 -1.884681216232449E-15 3.298976172515905E-12 -1.452784175322339E-11 1.511497107099531E-11 2.267092961071639E-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 15.58   n/a MPCxxxxx  

72796 (2001 FR179)          Discovered 2001-Mar-20 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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