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JPL Small-Body Database Browser
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17144 (1999 JW98)
Classification: Main-belt Asteroid          SPK-ID: 2017144
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076537173725813 3.551e-08  
a 3.106335830859988 2.0203e-08 au
q 2.771927231260265 1.1483e-07 au
i 13.23716823149683 5.3423e-06 deg
node 185.6035553002196 1.8152e-05 deg
peri 294.065112550919 3.1595e-05 deg
M 343.8989660539947 2.5652e-05 deg
tp 2458689.938045719805
(2019-Jul-25.43804572)
0.00014249 TDB
period 1999.728499865563
5.47
1.9509e-05
5.341e-08
d
yr
n .1800244383296043 1.7563e-09 deg/d
Q 3.440744430459712 2.2378e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1342  
   data-arc span      13738 days (37.61 yr)  
   first obs. used      1982-04-27  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53301  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:17:17  

Additional Information
 Earth MOID = 1.81873 au 
 Jupiter MOID = 1.7092 au 
 T_jup = 3.171 
[ 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 13.5   n/a MPO431696  
diameter diameter 5.925 km 0.220 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.241   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17144 (1999 JW98)          Discovered 1999-May-12 by LINEAR at Socorro
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 JW98 = 1982 HE3 = 1998 DC16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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