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100865 (1998 HA58)
Classification: Main-belt Asteroid          SPK-ID: 2100865
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1193780688065355 4.9247e-08  
a 2.326896088221978 1.1576e-08 au
q 2.049115726896556 1.0971e-07 au
i 2.179811163032023 3.8943e-06 deg
node 61.8989694980221 0.00013256 deg
peri 148.7896831604396 0.0001339 deg
M 131.363619946602 2.1099e-05 deg
tp 2458727.417897756140
(2019-Aug-31.91789776)
7.4811e-05 TDB
period 1296.474296894519
3.55
9.6747e-06
2.649e-08
d
yr
n .2776761566830273 2.0721e-09 deg/d
Q 2.604676449547399 1.2958e-08 au
  Orbit Determination Parameters
   # obs. used (total)      414  
   data-arc span      21930 days (60.04 yr)  
   first obs. used      1960-09-26  
   last obs. used      2020-10-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61919  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:03:50  

Additional Information
 Earth MOID = 1.04276 au 
 Jupiter MOID = 2.35554 au 
 T_jup = 3.563 
[ 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 16.82   n/a E2021B55  
diameter diameter 2.349 km 0.796 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

100865 (1998 HA58)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1998 HA58 = 1996 VV21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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