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JPL Small-Body Database Browser
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17863 (1998 KN30)
Classification: Main-belt Asteroid          SPK-ID: 2017863
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08418615529898649 4.6025e-08  
a 3.018324225351249 2.1477e-08 au
q 2.764223113373136 1.3703e-07 au
i 11.15025847027725 5.8315e-06 deg
node 42.32623076229855 2.4048e-05 deg
peri 24.95429363084846 4.2207e-05 deg
M 246.6277055211643 3.71e-05 deg
tp 2459603.686615887849
(2022-Jan-24.18661589)		 0.00020008 TDB
period 1915.346096838171
5.24		 2.0443e-05
5.597e-08		 d
yr
n .1879555870316511 2.0061e-09 deg/d
Q 3.272425337329363 2.3285e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1682  
   data-arc span      14523 days (39.76 yr)  
   first obs. used      1979-11-17  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49429  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:14:03  

Additional Information
 Earth MOID = 1.78134 au 
 Jupiter MOID = 2.08878 au 
 T_jup = 3.213 
[ 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 12.9   n/a MPO358803  
diameter diameter 9.323 km 0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.169   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17863 (1998 KN30)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 KN30 = 1979 WX5 = 1992 HF7 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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