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JPL Small-Body Database Browser
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160545 (1998 KA11)
Classification: Main-belt Asteroid          SPK-ID: 2160545
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2475240376271313 5.0331e-08  
a 2.734574817092046 2.4095e-08 au
q 2.057701817171949 1.3349e-07 au
i 16.12049842690287 5.5142e-06 deg
node 91.89618888472765 2.2969e-05 deg
peri 240.4951045195942 2.6198e-05 deg
M 241.1308811151135 1.6013e-05 deg
tp 2459545.880599106993
(2021-Nov-27.38059911)
7.7417e-05 TDB
period 1651.707504189134
4.52
2.183e-05
5.977e-08
d
yr
n .2179562659169084 2.8807e-09 deg/d
Q 3.411447817012144 3.0059e-08 au
  Orbit Determination Parameters
   # obs. used (total)      424  
   data-arc span      8012 days (21.94 yr)  
   first obs. used      1998-05-22  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53241  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:34:08  

Additional Information
 Earth MOID = 1.09634 au 
 Jupiter MOID = 2.08289 au 
 T_jup = 3.252 
[ 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 15.4   n/a MPO234098  

160545 (1998 KA11)          Discovered 1998-May-22 by Spacewatch at Kitt Peak
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

Alternate Designations
 1998 KA11 = 2003 OB11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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