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541697 (2011 WE5)
Classification: Main-belt Asteroid          SPK-ID: 2541697
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2268564898619135 1.6431e-07  
a 2.587585780459855 7.5086e-08 au
q 2.000575153088133 4.7678e-07 au
i 12.99225837983081 8.1053e-06 deg
node 268.1344028550539 5.1312e-05 deg
peri 160.2317361433384 0.00012254 deg
M 61.17811851032793 0.00010677 deg
tp 2458942.134705065152
(2020-Apr-02.63470507)
0.00044013 TDB
period 1520.339435755014
4.16
6.6176e-05
1.812e-07
d
yr
n .2367892271512518 1.0307e-08 deg/d
Q 3.174596407831578 9.212e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      4837 days (13.24 yr)  
   first obs. used      2007-11-11  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60752  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:09  

Additional Information
 Earth MOID = 1.01943 au 
 Jupiter MOID = 2.13633 au 
 T_jup = 3.349 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.41   n/a MPCxxxxx  

541697 (2011 WE5)          Discovered 2007-Nov-11 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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