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469508 (2003 HM50)
Classification: Main-belt Asteroid          SPK-ID: 2469508
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2892339008532372 5.6171e-08  
a 2.627171145174475 1.8237e-08 au
q 1.867304186646595 1.5562e-07 au
i 17.02263020050869 1.0254e-05 deg
node 215.9775143617982 1.6123e-05 deg
peri 74.20519743889636 2.6579e-05 deg
M 11.66342269992113 1.728e-05 deg
tp 2459150.108824467123
(2020-Oct-27.60882447)
7.4477e-05 TDB
period 1555.360176730844
4.26
1.6195e-05
4.434e-08
d
yr
n .2314576426642677 2.41e-09 deg/d
Q 3.387038103702355 2.3511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      180  
   data-arc span      6264 days (17.15 yr)  
   first obs. used      2003-04-29  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62579  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 04:19:59  

Additional Information
 Earth MOID = .93088 au 
 Jupiter MOID = 2.04011 au 
 T_jup = 3.281 
[ 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 16.82   n/a E2021B25  

469508 (2003 HM50)          Discovered 2003-Apr-29 by LINEAR at Socorro
Reference: Last Updated: 2016-08-22

Alternate Designations
 2003 HM50 = 2008 TG132 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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