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487594 (2015 KT40)
Classification: Mars-crossing Asteroid          SPK-ID: 2487594
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3523323894194927 4.4473e-08  
a 2.553000725508822 3.3319e-08 au
q 1.6534958797006 1.0887e-07 au
i 7.283207040373762 1.2233e-05 deg
node 78.14758488031781 3.8505e-05 deg
peri 276.9360481217767 6.6135e-05 deg
M 59.68557879473497 6.3295e-05 deg
tp 2458953.474524931554
(2020-Apr-13.97452493)
0.00026113 TDB
period 1489.960771436554
4.08
2.9168e-05
7.986e-08
d
yr
n .2416170995246432 4.7299e-09 deg/d
Q 3.452505571317044 4.5058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      3516 days (9.63 yr)  
   first obs. used      2011-05-24  
   last obs. used      2021-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53223  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 18:32:50  

Additional Information
 Earth MOID = .667499 au 
 Jupiter MOID = 2.04691 au 
 T_jup = 3.339 
[ 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 17.3   n/a MPO477318  

487594 (2015 KT40)          Discovered 2011-May-24 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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