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17849 (1998 HL134)
Classification: Main-belt Asteroid          SPK-ID: 2017849
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03202227423043605 3.4926e-08  
a 3.134606428496281 1.9408e-08 au
q 3.034229201838486 1.1159e-07 au
i 9.461422448255876 4.3379e-06 deg
node 148.3301715233471 2.5249e-05 deg
peri 333.1317380472902 7.6084e-05 deg
M 354.0968592797357 7.2132e-05 deg
tp 2458633.739431864452
(2019-May-30.23943186)
0.00040622 TDB
period 2027.089652483687
5.55
1.8826e-05
5.154e-08
d
yr
n .1775945131775059 1.6493e-09 deg/d
Q 3.234983655154077 2.0029e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1729  
   data-arc span      10588 days (28.99 yr)  
   first obs. used      1990-12-11  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51354  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:23:09  

Additional Information
 Earth MOID = 2.05235 au 
 Jupiter MOID = 1.78011 au 
 T_jup = 3.190 
[ 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 12.8   n/a MPO384907  
diameter diameter 15.906 km 0.376 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17849 (1998 HL134)          Discovered 1998-Apr-19 by LINEAR at Socorro
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HL134 = 1999 LH14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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