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JPL Small-Body Database Browser
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506479 (2003 HB57)
Classification: TransNeptunian Object          SPK-ID: 2506479
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7690919360561635 0.00092722  
a 165.1249366269157 0.69035 au
q 38.1286794253698 0.0063046 au
i 15.4845394032545 0.00030603 deg
node 197.8480620241447 0.00039287 deg
peri 11.18295486322765 0.0088839 deg
M 1.702579578453527 0.010937 deg
tp 2454935.091843181105
(2009-Apr-13.59184318)
1.6182 TDB
period 775028.0534043304
2121.91
4860.3
13.31
d
yr
n .0004644993151134218 2.913e-06 deg/d
Q 292.1211938284616 1.2213 au
  Orbit Determination Parameters
   # obs. used (total)      20  
   data-arc span      5090 days (13.94 yr)  
   first obs. used      2003-04-26  
   last obs. used      2017-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .12568  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-07 19:05:31  

Additional Information
 Earth MOID = 37.1257 au 
 Jupiter MOID = 32.6811 au 
 T_jup = 6.971 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.4   n/a MPO140115  

506479 (2003 HB57)          Discovered 2003-Apr-26 by Mauna Kea at Mauna Kea
Reference: Last Updated: 2017-12-07
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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