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JPL Small-Body Database Browser
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52740 (1998 HB113)
Classification: Main-belt Asteroid          SPK-ID: 2052740
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1051485441203722 4.412e-08  
a 3.130045747701291 2.207e-08 au
q 2.800925994300338 1.3484e-07 au
i 12.50184804236233 5.021e-06 deg
node 70.72752033389585 2.0609e-05 deg
peri 128.9067590429538 2.9899e-05 deg
M 6.99302495346222 2.3246e-05 deg
tp 2458961.209547393467
(2020-Apr-21.70954739)
0.0001305 TDB
period 2022.66730527664
5.54
2.1392e-05
5.857e-08
d
yr
n .1779828047157577 1.8824e-09 deg/d
Q 3.459165501102244 2.439e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1245  
   data-arc span      7986 days (21.86 yr)  
   first obs. used      1998-03-24  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5343  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:34:54  

Additional Information
 Earth MOID = 1.81577 au 
 Jupiter MOID = 1.58954 au 
 T_jup = 3.168 
[ 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 13.1   n/a MPO309553  
diameter diameter 7.957 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.193   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52740 (1998 HB113)          Discovered 1998-Apr-23 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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