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56626 (2000 JH78)
Classification: Main-belt Asteroid          SPK-ID: 2056626
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1617217464765877 2.8661e-08  
a 2.272068776608941 8.4782e-09 au
q 1.904625845940819 6.7538e-08 au
i 4.332416212270803 3.8765e-06 deg
node 329.2976416850281 4.0071e-05 deg
peri 285.8207932349902 4.1834e-05 deg
M 293.9225712701882 1.2299e-05 deg
tp 2459230.104963045956
(2021-Jan-15.60496305)
4.3073e-05 TDB
period 1250.923171277274
3.42
7.0017e-06
1.917e-08
d
yr
n .2877874583076246 1.6108e-09 deg/d
Q 2.639511707277062 9.8493e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1261  
   data-arc span      16044 days (43.93 yr)  
   first obs. used      1976-05-21  
   last obs. used      2020-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .534  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 11:10:28  

Additional Information
 Earth MOID = .895439 au 
 Jupiter MOID = 2.42669 au 
 T_jup = 3.591 
[ 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 15.3   n/a MPO263790  
diameter diameter 5.733 km 0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

56626 (2000 JH78)          Discovered 2000-May-09 by LINEAR at Socorro
Reference: 20030318/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 JH78 = 2001 TJ114 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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