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213648 (2002 RU126)
Classification: Main-belt Asteroid          SPK-ID: 2213648
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2398004942006358 3.662e-08  
a 2.396999555105031 9.8437e-09 au
q 1.82219787719214 8.8319e-08 au
i 5.904468440665613 4.0542e-06 deg
node 104.0342757375611 4.9042e-05 deg
peri 226.3073848785154 5.0211e-05 deg
M 337.5368154047598 1.1306e-05 deg
tp 2459285.080292411573
(2021-Mar-11.58029241)
4.283e-05 TDB
period 1355.502606456704
3.71
8.3499e-06
2.286e-08
d
yr
n .2655841444237744 1.636e-09 deg/d
Q 2.971801233017922 1.2204e-08 au
  Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      8946 days (24.49 yr)  
   first obs. used      1995-12-20  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56868  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:32  

Additional Information
 Earth MOID = .815046 au 
 Jupiter MOID = 2.39748 au 
 T_jup = 3.482 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457657.5 (2016-Sep-26.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2389835425245706 3.6658e-08  
q 1.824012585586671 8.8271e-08 au
tp 2457930.377800319725
(2017-Jun-25.87780032)
3.9525e-05 TDB
node 104.038583151038 4.9049e-05 deg
peri 226.4156252034118 5.0227e-05 deg
i 5.903684714828652 4.054e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      8946 days (24.49 yr)  
   first obs. used      1995-12-20  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56868  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:32  

Additional Information
 Jupiter MOID = 2.39748 au 
 T_jup = 3.482 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.343776545773653E-15 -3.224081875290008E-15 4.452601363145392E-13 2.358351189473781E-14 1.348870928009768E-13 -3.142653189656555E-15
q -3.224081875290008E-15 7.79171136265527E-15 -9.688317985187969E-13 -5.491296912204836E-14 -3.023620804371456E-13 7.711388550561097E-15
tp 4.452601363145392E-13 -9.688317985187969E-13 1.562188705755699E-9 3.037913755090421E-11 4.524287485542316E-10 -2.650356394305009E-12
node 2.358351189473781E-14 -5.491296912204836E-14 3.037913755090421E-11 2.405762873954942E-9 -2.383954814275704E-9 -3.519797822908673E-11
peri 1.348870928009768E-13 -3.023620804371456E-13 4.524287485542316E-10 -2.383954814275704E-9 2.52271722963107E-9 3.417373872374951E-11
i -3.142653189656555E-15 7.711388550561097E-15 -2.650356394305009E-12 -3.519797822908673E-11 3.417373872374951E-11 1.643453652600747E-11

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 17.18   n/a E2021B55  

213648 (2002 RU126)          Discovered 2002-Sep-09 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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