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186026 (2001 QZ229)
Classification: Main-belt Asteroid          SPK-ID: 2186026
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1712550176243169 4.2669e-08  
a 2.606823201164974 1.4734e-08 au
q 2.160391647905988 1.1041e-07 au
i 12.79890367104545 6.0398e-06 deg
node 189.0148497138239 1.5972e-05 deg
peri 251.38480594 2.586e-05 deg
M 184.4215414431091 1.833e-05 deg
tp 2460146.281161604865
(2023-Jul-20.78116160)
8.0077e-05 TDB
period 1537.325366655337
4.21
1.3034e-05
3.569e-08
d
yr
n .2341729394495256 1.9854e-09 deg/d
Q 3.05325475442396 1.7258e-08 au
  Orbit Determination Parameters
   # obs. used (total)      629  
   data-arc span      7255 days (19.86 yr)  
   first obs. used      2001-08-24  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60368  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 15:23:22  

Additional Information
 Earth MOID = 1.21334 au 
 Jupiter MOID = 2.35423 au 
 T_jup = 3.356 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457568.5 (2016-Jun-29.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1710479033791592 4.2209e-08  
q 2.161801175122791 1.0892e-07 au
tp 2457072.991836837025
(2015-Feb-19.49183684)
7.6721e-05 TDB
node 189.0261114033347 1.5969e-05 deg
peri 251.80488498606 2.5919e-05 deg
i 12.79822308880443 6.0394e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      629  
   data-arc span      7255 days (19.86 yr)  
   first obs. used      2001-08-24  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60368  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 15:23:22  

Additional Information
 Jupiter MOID = 2.35423 au 
 T_jup = 3.356 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.781589337657995E-15 -4.568730679939577E-15 -2.134854287243961E-12 1.707430490966601E-14 -5.81541489095255E-13 -5.894175397714002E-15
q -4.568730679939577E-15 1.186419132258061E-14 5.518354550301444E-12 -4.588624433219694E-14 1.51397426616383E-12 1.495308798556585E-14
tp -2.134854287243961E-12 5.518354550301444E-12 5.886183504340453E-9 -3.878099900267185E-11 1.574014801683827E-9 1.0833450572172E-11
node 1.707430490966601E-14 -4.588624433219694E-14 -3.878099900267185E-11 2.55015443157732E-10 -2.583907850895427E-10 3.124272950497502E-11
peri -5.81541489095255E-13 1.51397426616383E-12 1.574014801683827E-9 -2.583907850895427E-10 6.717852399625869E-10 -2.774252172291509E-11
i -5.894175397714002E-15 1.495308798556585E-14 1.0833450572172E-11 3.124272950497502E-11 -2.774252172291509E-11 3.647487893500371E-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 15.89   n/a E2021B55  

186026 (2001 QZ229)          Discovered 2001-Aug-24 by LONEOS at Anderson Mesa
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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