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541456 (2011 JK23)
Classification: Main-belt Asteroid          SPK-ID: 2541456
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1337435023967949 7.2811e-08  
a 3.104842425073591 5.8514e-08 au
q 2.68958992475409 2.5145e-07 au
i 15.92010722364376 7.6724e-06 deg
node 89.76538385480654 2.1283e-05 deg
peri 347.0284981599152 3.7696e-05 deg
M 91.82382027320446 2.5234e-05 deg
tp 2458886.804699256516
(2020-Feb-07.30469926)
0.00014361 TDB
period 1998.286585351313
5.47
5.649e-05
1.547e-07
d
yr
n .1801543395421981 5.0928e-09 deg/d
Q 3.52009492539309 6.634e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      3974 days (10.88 yr)  
   first obs. used      2010-05-16  
   last obs. used      2021-04-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55272  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 09:00:58  

Additional Information
 Earth MOID = 1.70746 au 
 Jupiter MOID = 1.7406 au 
 T_jup = 3.148 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.64   .4318 MPCxxxxx autocmod 2.8

541456 (2011 JK23)          Discovered 2011-May-01 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2019-12-13

[ show close-approach data ]
Alternate Designations
 2011 JK23 = 2010 KT4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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