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541550 (2011 SR68)
Classification: Inner Main-belt Asteroid          SPK-ID: 2541550
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08010750552941064 1.5729e-07  
a 1.887224752535029 2.851e-08 au
q 1.736043885236089 2.7623e-07 au
i 26.12744596573205 1.3842e-05 deg
node 191.0803741094023 2.4498e-05 deg
peri 143.7555029099569 0.00012067 deg
M 224.4131154894541 0.00012887 deg
tp 2459557.155597077181
(2021-Dec-08.65559708)
0.00034375 TDB
period 946.9648588156658
2.59
2.1458e-05
5.875e-08
d
yr
n .3801619422818274 8.6145e-09 deg/d
Q 2.03840561983397 3.0794e-08 au
  Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      3043 days (8.33 yr)  
   first obs. used      2011-08-30  
   last obs. used      2019-12-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53875  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:37  

Additional Information
 Earth MOID = .752408 au 
 Jupiter MOID = 3.18263 au 
 T_jup = 3.835 
[ 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 18.3   n/a MPO535741  

541550 (2011 SR68)          Discovered 2011-Aug-30 by Piszkesteto at Piszkesteto
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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