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65973 (1998 HZ38)
Classification: Main-belt Asteroid          SPK-ID: 2065973
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09920083329910774 4.4883e-08  
a 2.586844090880637 1.5237e-08 au
q 2.330227001450405 1.1901e-07 au
i 13.41076920263247 6.3119e-06 deg
node 208.004277515018 1.9277e-05 deg
peri 81.34834449143094 3.7884e-05 deg
M 39.24233608013675 3.1391e-05 deg
tp 2458834.844385128907
(2019-Dec-17.34438513)
0.00013238 TDB
period 1519.685811563579
4.16
1.3427e-05
3.676e-08
d
yr
n .2368910713390171 2.093e-09 deg/d
Q 2.843461180310869 1.6748e-08 au
  Orbit Determination Parameters
   # obs. used (total)      674  
   data-arc span      7717 days (21.13 yr)  
   first obs. used      1998-03-25  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57616  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:27:14  

Additional Information
 Earth MOID = 1.36006 au 
 Jupiter MOID = 2.31495 au 
 T_jup = 3.376 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO344782  
diameter diameter 3.350 km 0.517 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.249   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

65973 (1998 HZ38)          Discovered 1998-Apr-20 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 HZ38 = 1999 RK103 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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