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541540 (2011 SM34)
Classification: Main-belt Asteroid          SPK-ID: 2541540
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2171146118816324 5.265e-07  
a 2.425532013727185 1.1318e-07 au
q 1.898913571960333 1.1902e-06 au
i 7.403151446691123 5.6584e-06 deg
node 26.34782015453509 7.1459e-05 deg
peri 13.19552944287862 0.00010089 deg
M 140.7555409181043 3.02e-05 deg
tp 2458661.024230895506
(2019-Jun-26.52423090)
0.00011225 TDB
period 1379.777134248774
3.78
9.6578e-05
2.644e-07
d
yr
n .2609117016539078 1.8263e-08 deg/d
Q 2.952150455494037 1.3776e-07 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      3055 days (8.36 yr)  
   first obs. used      2011-09-20  
   last obs. used      2020-01-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51424  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:35  

Additional Information
 Earth MOID = .906301 au 
 Jupiter MOID = 2.48226 au 
 T_jup = 3.467 
[ 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 17.7   n/a MPO535741  

541540 (2011 SM34)          Discovered 2011-Sep-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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