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17861 (1998 KN24)
Classification: Outer Main-belt Asteroid          SPK-ID: 2017861
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0886814791106144 2.1105e-08  
a 3.204368334683791 1.9467e-08 au
q 2.920200211148816 7.2679e-08 au
i 16.22480233013835 1.4853e-06 deg
node 45.23457965353105 2.8285e-06 deg
peri 289.131923541108 9.4099e-06 deg
M 241.179511120787 7.9935e-06 deg
tp 2459892.013890359683
(2022-Nov-08.51389036)
4.7101e-05 TDB
period 2095.135299287912
5.74
1.9093e-05
5.227e-08
d
yr
n .1718266119244689 1.5658e-09 deg/d
Q 3.488536458218765 2.1194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1951  
   data-arc span      14998 days (41.06 yr)  
   first obs. used      1980-02-21  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .453  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:15:44  

Additional Information
 Earth MOID = 1.96102 au 
 Jupiter MOID = 1.89442 au 
 T_jup = 3.125 
[ 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 12.60   n/a E2021B10  
diameter diameter 16.901 km 3.824 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.074   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

17861 (1998 KN24)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KN24 = 1980 DO1 = 1983 VH5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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