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(2001 SY169 = 2013 ET)
Classification: Apollo [NEO]          SPK-ID: 3092330
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3841912413957385 7.2639e-08  
a 1.205539599173509 6.4096e-09 au
q .7423818440153178 8.9501e-08 au
i 4.851782063123385 9.7588e-06 deg
node 171.2960012133073 1.0323e-05 deg
peri 81.956640387821 1.6765e-05 deg
M 56.53376219736611 1.9042e-05 deg
tp 2459320.576532482146
(2021-Apr-16.07653248)
2.4967e-05 TDB
period 483.4712434492995
1.32
3.8558e-06
1.056e-08
d
yr
n .7446151242245546 5.9384e-09 deg/d
Q 1.668697354331701 8.8721e-09 au
  Orbit Determination Parameters
   # obs. used (total)      537  
   # delay obs. used      5  
   # Doppler obs. used      3  
   data-arc span      4190 days (11.47 yr)  
   first obs. used      2001-09-19  
   last obs. used      2013-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .30075  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 16:28:14  

Additional Information
 Earth MOID = .00390065 au 
 Jupiter MOID = 3.38323 au 
 T_jup = 5.202 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456141.5 (2012-Aug-02.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3837863651478125 7.238e-08  
q .7402245212259426 9.0275e-08 au
tp 2455938.113304407883
(2012-Jan-11.61330441)
4.8121e-06 TDB
node 171.4241253758516 1.0652e-05 deg
peri 82.32482090154397 1.7345e-05 deg
i 4.777561136294041 9.872e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      537  
   # delay obs. used      5  
   # Doppler obs. used      3  
   data-arc span      4190 days (11.47 yr)  
   first obs. used      2001-09-19  
   last obs. used      2013-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .30075  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 16:28:14  

Additional Information
 Jupiter MOID = 3.38323 au 
 T_jup = 5.202 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.238830347990688E-15 -6.532727475809454E-15 3.166611942947272E-13 -2.051148596722273E-13 1.033900004879619E-12 1.121913428740172E-13
q -6.532727475809454E-15 8.149652756555745E-15 -3.985558214974607E-13 2.552968831041205E-13 -1.289521822355206E-12 -1.394813897096198E-13
tp 3.166611942947272E-13 -3.985558214974607E-13 2.315596517195706E-11 -1.011408573403624E-11 6.110199403369745E-11 3.938249110044901E-12
node -2.051148596722273E-13 2.552968831041205E-13 -1.011408573403624E-11 1.134679468744732E-10 -1.414214050812184E-10 -9.828950023044164E-11
peri 1.033900004879619E-12 -1.289521822355206E-12 6.110199403369745E-11 -1.414214050812184E-10 3.008452806962563E-10 1.117231233241939E-10
i 1.121913428740172E-13 -1.394813897096198E-13 3.938249110044901E-12 -9.828950023044164E-11 1.117231233241939E-10 9.745628472912693E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.1   n/a E2021D69  

[ show close-approach data ]
Alternate Designations
 2001 SY169 = 2013 ET 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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