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541575 (2011 SX247)
Classification: Main-belt Asteroid          SPK-ID: 2541575
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2187242989259754 9.6858e-08  
a 2.550968359179366 2.4262e-08 au
q 1.993009593235513 2.4158e-07 au
i 14.59414718804847 7.8901e-06 deg
node 256.0820118037107 2.1016e-05 deg
peri 125.0648168972232 2.6852e-05 deg
M 125.2565607555391 1.9199e-05 deg
tp 2458682.709573090766
(2019-Jul-18.20957309)
7.7654e-05 TDB
period 1488.181956800862
4.07
2.1231e-05
5.813e-08
d
yr
n .2419059029407199 3.4512e-09 deg/d
Q 3.108927125123219 2.9569e-08 au
  Orbit Determination Parameters
   # obs. used (total)      326  
   data-arc span      6897 days (18.88 yr)  
   first obs. used      2002-05-23  
   last obs. used      2021-04-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .42035  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:25  

Additional Information
 Earth MOID = 1.03446 au 
 Jupiter MOID = 2.45355 au 
 T_jup = 3.362 
[ 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 15.90   n/a MPCxxxxx  
diameter diameter 3.993 km 1.278 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.048   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

541575 (2011 SX247)          Discovered 2011-Sep-28 by Kryachko, T., Satovski, B. at Zelenchukskaya St
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 SX247 = 2002 KE17 = 2002 LK65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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