Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08501091293500433 4.6986e-08  
a 3.018852494243394 2.0183e-08 au
q 2.762217087691648 1.4116e-07 au
i 11.17949786281935 5.8494e-06 deg
node 42.51042616230089 2.403e-05 deg
peri 23.49660909044703 4.1763e-05 deg
M 172.9777352055399 3.6131e-05 deg
tp 2457679.946629262858
(2016-Oct-18.44662926)		 0.00018819 TDB
period 1915.848956350294
5.25		 1.9213e-05
5.26e-08		 d
yr
n .1879062536776399 1.8844e-09 deg/d
Q 3.275487900795139 2.1898e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1504  
   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      .5157  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:24:58  

Additional Information
 Earth MOID = 1.77836 au 
 Jupiter MOID = 2.09239 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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-18 08:59 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin