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357720 (2005 QZ116)
Classification: Main-belt Asteroid          SPK-ID: 2357720
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .00610217222084731 1.5763e-07  
a 2.870305233271897 3.5315e-08 au
q 2.852790136412072 4.4711e-07 au
i 2.364642742818288 1.7022e-05 deg
node 154.5600334668124 0.0002835 deg
peri 356.0965462480128 0.0011857 deg
M 202.2923061349152 0.0011532 deg
tp 2459778.609883091992
(2022-Jul-18.10988309)
0.0056939 TDB
period 1776.19462340723
4.86
3.2781e-05
8.975e-08
d
yr
n .2026804919099581 3.7406e-09 deg/d
Q 2.887820330131722 3.5531e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      6424 days (17.59 yr)  
   first obs. used      2003-03-07  
   last obs. used      2020-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46116  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:26:37  

Additional Information
 Earth MOID = 1.85726 au 
 Jupiter MOID = 2.07118 au 
 T_jup = 3.297 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456754.5 (2014-Apr-07.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .00332388344060286 1.2314e-07  
q 2.862446803035097 3.4758e-07 au
tp 2456139.827806267076
(2012-Jul-31.32780627)
0.013523 TDB
node 154.6877526113068 0.00028402 deg
peri 339.0866350565404 0.0027547 deg
i 2.363217387375235 1.7029e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      6424 days (17.59 yr)  
   first obs. used      2003-03-07  
   last obs. used      2020-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46116  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:26:37  

Additional Information
 Jupiter MOID = 2.07118 au 
 T_jup = 3.297 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.516466463383119E-14 -4.258552285875257E-14 1.394748599608136E-9 8.168661696981135E-14 2.826855662128922E-10 1.079402430121541E-14
q -4.258552285875257E-14 1.208094222739116E-13 -3.850832808266045E-9 -2.194848010152046E-13 -7.804189201924078E-10 -2.881065578859634E-14
tp 1.394748599608136E-9 -3.850832808266045E-9 .0001828709083668616 1.148430378768762E-8 3.705391375488795E-5 1.446329507319868E-9
node 8.168661696981135E-14 -2.194848010152046E-13 1.148430378768762E-8 8.066945084535894E-8 -7.827316722377245E-8 3.83228090031804E-9
peri 2.826855662128922E-10 -7.804189201924078E-10 3.705391375488795E-5 -7.827316722377245E-8 7.588560991591277E-6 -3.53584154855408E-9
i 1.079402430121541E-14 -2.881065578859634E-14 1.446329507319868E-9 3.83228090031804E-9 -3.53584154855408E-9 2.899823963804771E-10

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 16.5   n/a MPO440602  

357720 (2005 QZ116)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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