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43593 (2001 QR73)
Classification: Main-belt Asteroid          SPK-ID: 2043593
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1675697875790258 4.3936e-08  
a 2.314329685834547 7.2279e-09 au
q 1.926517951991419 1.0248e-07 au
i 4.761819422516905 4.7744e-06 deg
node 210.8334635687945 3.4315e-05 deg
peri 175.2944233283256 3.5527e-05 deg
M 215.2779075542785 1.021e-05 deg
tp 2459913.473876767086
(2022-Nov-29.97387677)
3.7926e-05 TDB
period 1285.986075042083
3.52
6.0244e-06
1.649e-08
d
yr
n .2799408228337304 1.3114e-09 deg/d
Q 2.702141419677676 8.4391e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1150  
   data-arc span      14782 days (40.47 yr)  
   first obs. used      1980-11-29  
   last obs. used      2021-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54856  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:05:53  

Additional Information
 Earth MOID = .930094 au 
 Jupiter MOID = 2.7466 au 
 T_jup = 3.559 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457225.5 (2015-Jul-22.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1672653958812078 4.4053e-08  
q 1.927877785175891 1.028e-07 au
tp 2457338.498711778037
(2015-Nov-11.99871178)
3.1858e-05 TDB
node 210.8681802189647 3.4345e-05 deg
peri 174.7828366119176 3.5551e-05 deg
i 4.757714236564258 4.7742e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1150  
   data-arc span      14782 days (40.47 yr)  
   first obs. used      1980-11-29  
   last obs. used      2021-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54856  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:05:53  

Additional Information
 Jupiter MOID = 2.7466 au 
 T_jup = 3.559 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.940628498070159E-15 -4.520961507468243E-15 -2.838035150766455E-13 2.487041908970967E-15 -1.112522615579593E-13 3.442743645665702E-16
q -4.520961507468243E-15 1.056830113123732E-14 7.291445200603155E-13 -5.703304828505551E-15 2.756698427565018E-13 -7.531233476996124E-16
tp -2.838035150766455E-13 7.291445200603155E-13 1.014953007191034E-9 -2.069733029488187E-13 2.956493583169237E-10 -1.394928624322261E-12
node 2.487041908970967E-15 -5.703304828505551E-15 -2.069733029488187E-13 1.1795968110434E-9 -1.175338648678092E-9 -2.760551157935091E-11
peri -1.112522615579593E-13 2.756698427565018E-13 2.956493583169237E-10 -1.175338648678092E-9 1.263877679148286E-9 2.709863619276239E-11
i 3.442743645665702E-16 -7.531233476996124E-16 -1.394928624322261E-12 -2.760551157935091E-11 2.709863619276239E-11 2.279339630693285E-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 15.56   n/a MPO636688  

43593 (2001 QR73)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 QR73 = 1980 WW3 = 2000 HS89 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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