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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08846891050989622 4.7007e-08  
a 3.205108857835769 2.1387e-08 au
q 2.92155636911742 1.5068e-07 au
i 16.22297898940429 5.3592e-06 deg
node 45.23919660968692 1.4782e-05 deg
peri 289.0409249286649 3.2019e-05 deg
M 206.902884248104 2.9283e-05 deg
tp 2459891.806577958241
(2022-Nov-08.30657796)
0.00017165 TDB
period 2095.861613650242
5.74
2.0978e-05
5.743e-08
d
yr
n .1717670659433514 1.7192e-09 deg/d
Q 3.488661346554117 2.3279e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1554  
   data-arc span      14593 days (39.95 yr)  
   first obs. used      1980-02-21  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47966  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:14:03  

Additional Information
 Earth MOID = 1.96409 au 
 Jupiter MOID = 1.89414 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 12.5   n/a MPO435865  
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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