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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 ]

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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 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 
[ show covariance matrix ]

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

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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