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JPL Small-Body Database Browser
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469509 (2003 HC57)
Classification: TransNeptunian Object          SPK-ID: 2469509
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07139472548958788 6.7311e-05  
a 44.1928343974961 0.0027936 au
q 41.03769911708005 0.0028298 au
i 1.034856921096427 0.00032427 deg
node 234.0406349284198 0.0073259 deg
peri 44.50522539099217 0.037021 deg
M 307.8266161698297 0.033537 deg
tp 2474552.015450569797
(2062-Dec-28.51545057)
8.666 TDB
period 107306.5450465886
293.79
10.175
0.02786
d
yr
n .00335487457772218 3.1812e-07 deg/d
Q 47.34796967791215 0.0029931 au
  Orbit Determination Parameters
   # obs. used (total)      76  
   data-arc span      4428 days (12.12 yr)  
   first obs. used      2003-04-26  
   last obs. used      2015-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .40737  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:41:53  

Additional Information
 Earth MOID = 40.0213 au 
 Jupiter MOID = 35.8053 au 
 T_jup = 5.931 
[ 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 5.8   n/a MPO382901  

469509 (2003 HC57)          Discovered 2003-Apr-26 by Mauna Kea at Mauna Kea
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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