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541554 (2011 SL94)
Classification: Main-belt Asteroid          SPK-ID: 2541554
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 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1547463814392428 5.7467e-08  
a 2.400992905412738 1.953e-08 au
q 2.029447941438823 1.327e-07 au
i 2.653528176058817 6.8295e-06 deg
node 74.88144812858299 0.00019656 deg
peri 355.3776584121774 0.00019925 deg
M 137.3174598577749 3.292e-05 deg
tp 2458682.168022796801
(2019-Jul-17.66802280)
0.00012187 TDB
period 1358.891374676025
3.72
1.658e-05
4.539e-08
d
yr
n .2649218375426278 3.2324e-09 deg/d
Q 2.772537869386653 2.2552e-08 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      7053 days (19.31 yr)  
   first obs. used      2000-11-30  
   last obs. used      2020-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5583  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:37  

Additional Information
 Earth MOID = 1.04333 au 
 Jupiter MOID = 2.49706 au 
 T_jup = 3.508 
[ 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 17.98   .30765 E2021B25 autocmod 2.8

541554 (2011 SL94)          Discovered 2007-Sep-12 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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