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JPL Small-Body Database Browser
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56530 (2000 HK45)
Classification: Main-belt Asteroid          SPK-ID: 2056530
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1696418763594738 4.365e-08  
a 2.323780008017976 8.3859e-09 au
q 1.929569607211173 1.0335e-07 au
i 4.634023751912158 4.6879e-06 deg
node 172.6728398550177 4.1e-05 deg
peri 172.6983438567495 4.2356e-05 deg
M 9.884605588322041 1.0228e-05 deg
tp 2458564.973879246838
(2019-Mar-22.47387925)
3.6703e-05 TDB
period 1293.870894175908
3.54
7.0039e-06
1.918e-08
d
yr
n .2782348699707719 1.5061e-09 deg/d
Q 2.717990408824778 9.8086e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1184  
   data-arc span      7626 days (20.88 yr)  
   first obs. used      1999-01-20  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53217  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 05:44:45  

Additional Information
 Earth MOID = .921521 au 
 Jupiter MOID = 2.68939 au 
 T_jup = 3.552 
[ 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 15.3   n/a MPO347901  

56530 (2000 HK45)          Discovered 2000-Apr-26 by LONEOS at Anderson Mesa
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 HK45 = 2001 QE28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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