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72855 (2001 HX43)
Classification: Main-belt Asteroid          SPK-ID: 2072855
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1925599842003122 5.7592e-08  
a 2.552651996627707 1.007e-08 au
q 2.06111336848818 1.5086e-07 au
i 6.053732610719481 6.4304e-06 deg
node 33.43480131574961 2.9438e-05 deg
peri 27.400122680804 3.5132e-05 deg
M 72.87031685024726 1.7142e-05 deg
tp 2458898.967588398059
(2020-Feb-19.46758840)
7.0059e-05 TDB
period 1489.655498545159
4.08
8.8148e-06
2.413e-08
d
yr
n .2416666137584069 1.43e-09 deg/d
Q 3.044190624767233 1.2009e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1558  
   data-arc span      7833 days (21.45 yr)  
   first obs. used      1999-10-13  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48686  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:16:17  

Additional Information
 Earth MOID = 1.07503 au 
 Jupiter MOID = 2.31336 au 
 T_jup = 3.405 
[ 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 14.72   n/a E2021B10  

72855 (2001 HX43)          Discovered 2001-Apr-16 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 HX43 = 1999 XB194 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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