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541464 (2011 KX42)
Classification: Main-belt Asteroid          SPK-ID: 2541464
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1345146840179059 5.2944e-08  
a 2.291947296673003 2.2084e-08 au
q 1.98364673027534 1.2541e-07 au
i 6.615938268031415 6.8899e-06 deg
node 67.15737856557746 5.7935e-05 deg
peri 209.3209332721216 6.7512e-05 deg
M 238.8398157954601 3.6919e-05 deg
tp 2459627.042972608622
(2022-Feb-16.54297261)
0.00013408 TDB
period 1267.375674172589
3.47
1.8318e-05
5.015e-08
d
yr
n .2840515305258857 4.1054e-09 deg/d
Q 2.600247863070666 2.5055e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      6176 days (16.91 yr)  
   first obs. used      2004-04-20  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .66175  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:21  

Additional Information
 Earth MOID = .96854 au 
 Jupiter MOID = 2.49916 au 
 T_jup = 3.577 
[ 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 18.26   .31255 MPCxxxxx autocmod 2.8

541464 (2011 KX42)          Discovered 2011-May-03 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13

Alternate Designations
 2011 KX42 = 2015 PR285 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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