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541535 (2011 SD13)
Classification: Inner Main-belt Asteroid          SPK-ID: 2541535
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08252760683221128 7.8313e-08  
a 1.920458250965542 8.3741e-09 au
q 1.761967427492182 1.5004e-07 au
i 23.64124040350966 9.7385e-06 deg
node 178.7308877122223 1.0083e-05 deg
peri 202.8824692193888 4.8914e-05 deg
M 220.1793595270138 4.3082e-05 deg
tp 2459774.050038517910
(2022-Jul-13.55003852)
0.00011638 TDB
period 972.0883369341111
2.66
6.3582e-06
1.741e-08
d
yr
n .3703367135700971 2.4223e-09 deg/d
Q 2.078949074438903 9.0652e-09 au
  Orbit Determination Parameters
   # obs. used (total)      115  
   data-arc span      6476 days (17.73 yr)  
   first obs. used      2003-09-20  
   last obs. used      2021-06-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54612  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 09:01:05  

Additional Information
 Earth MOID = .767099 au 
 Jupiter MOID = 3.187 au 
 T_jup = 3.819 
[ 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 18.8   n/a MPO535740  

541535 (2011 SD13)          Discovered 2003-Sep-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 SD13 = 2016 NZ2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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