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(2015 KW157)
Classification: Amor [NEO]          SPK-ID: 3720891
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457164.5 (2015-May-22.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6779324778243333 0.16125  
a 3.607155908713068 1.854 au
q 1.161747765620533 0.043947 au
i 3.705871888878552 0.6669 deg
node 52.7781478261409 0.35917 deg
peri 162.261689725135 12.136 deg
M 3.457461238583136 2.6817 deg
tp 2457140.467407818855
(2015-Apr-27.96740782)
10.986 TDB
period 2502.337000532122
6.85
1929.2
5.282
d
yr
n .1438655144864365 0.11092 deg/d
Q 6.052564051805602 3.1109 au
  Orbit Determination Parameters
   # obs. used (total)      9  
   data-arc span      1 day  
   first obs. used      2015-05-21  
   last obs. used      2015-05-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .20767  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:33:17  

Additional Information
 Earth MOID = .156366 au 
 Jupiter MOID = .110695 au 
 T_jup = 2.664 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.9   n/a E2015L13  
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
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