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541774 (2011 YQ11)
Classification: Main-belt Asteroid          SPK-ID: 2541774
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3574613157434032 1.0596e-07  
a 2.613710428520305 6.2651e-08 au
q 1.679410059769182 3.1363e-07 au
i 14.44823308320865 6.595e-06 deg
node 280.3456427241362 2.4312e-05 deg
peri 95.7375219565246 6.439e-05 deg
M 90.07042005593546 2.5589e-05 deg
tp 2458814.342636864451
(2019-Nov-26.84263686)
0.00011469 TDB
period 1543.421809762468
4.23
5.5494e-05
1.519e-07
d
yr
n .2332479674207817 8.3864e-09 deg/d
Q 3.548010797271427 8.5046e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      6367 days (17.43 yr)  
   first obs. used      2002-06-20  
   last obs. used      2019-11-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41124  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:24:23  

Additional Information
 Earth MOID = .753244 au 
 Jupiter MOID = 2.25511 au 
 T_jup = 3.273 
[ 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 17.6   .2103 MPO535743 autocmod 2.8

541774 (2011 YQ11)          Discovered 2011-Dec-16 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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