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58846 (1998 HN63)
Classification: Main-belt Asteroid          SPK-ID: 2058846
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .188332413205243 3.9248e-08  
a 2.994604831095799 1.4087e-08 au
q 2.430623676659448 1.152e-07 au
i 6.573929560100476 4.4495e-06 deg
node 163.9536415001683 3.2071e-05 deg
peri 46.37113156153303 3.3888e-05 deg
M 89.39998085577398 1.1111e-05 deg
tp 2458530.451541014977
(2019-Feb-15.95154101)
5.7474e-05 TDB
period 1892.812991846175
5.18
1.3356e-05
3.657e-08
d
yr
n .19019311551157 1.342e-09 deg/d
Q 3.55858598553215 1.674e-08 au
  Orbit Determination Parameters
   # obs. used (total)      770  
   data-arc span      10935 days (29.94 yr)  
   first obs. used      1990-11-12  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59847  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:49:19  

Additional Information
 Earth MOID = 1.43151 au 
 Jupiter MOID = 1.42181 au 
 T_jup = 3.218 
[ 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 15.1   n/a MPO436193  
diameter diameter 6.439 km 0.247 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58846 (1998 HN63)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 HN63 = 1995 UE37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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