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35598 (1998 HZ118)
Classification: Main-belt Asteroid          SPK-ID: 2035598
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1264680130607667 5.6725e-08  
a 3.088298511054254 3.1676e-08 au
q 2.697727534622699 1.7215e-07 au
i 15.72873089017251 6.0035e-06 deg
node 75.16227451292119 2.4128e-05 deg
peri 232.7621878256766 4.2522e-05 deg
M 228.3306352954382 3.9561e-05 deg
tp 2459325.536005519888
(2021-Apr-21.03600552)
0.00022152 TDB
period 1982.336305584959
5.43
3.0499e-05
8.35e-08
d
yr
n .1816038978783517 2.794e-09 deg/d
Q 3.47886948748581 3.5682e-08 au
  Orbit Determination Parameters
   # obs. used (total)      756  
   data-arc span      10771 days (29.49 yr)  
   first obs. used      1989-11-06  
   last obs. used      2019-05-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56083  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 03:54:56  

Additional Information
 Earth MOID = 1.7132 au 
 Jupiter MOID = 1.7786 au 
 T_jup = 3.156 
[ 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 13.7   n/a MPO319518  
diameter diameter 10.746 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35598 (1998 HZ118)          Discovered 1998-Apr-23 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HZ118 = 1989 VK4 = 1989 XH1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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