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JPL Small-Body Database Browser
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46235 (2001 HX9)
Classification: Main-belt Asteroid          SPK-ID: 2046235
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1654906490940411 4.2149e-08  
a 2.775851982021641 1.6801e-08 au
q 2.316474435727899 1.1774e-07 au
i 6.893157052286525 4.8533e-06 deg
node 244.9642888555557 4.3462e-05 deg
peri 46.15057766417819 4.6276e-05 deg
M 245.7131525487737 1.8112e-05 deg
tp 2459136.773869044599
(2020-Oct-14.27386904)
8.7371e-05 TDB
period 1689.24593828215
4.62
1.5336e-05
4.199e-08
d
yr
n .2131128403754494 1.9348e-09 deg/d
Q 3.235229528315383 1.9582e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1053  
   data-arc span      7437 days (20.36 yr)  
   first obs. used      1998-11-25  
   last obs. used      2019-04-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52377  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:36:44  

Additional Information
 Earth MOID = 1.306 au 
 Jupiter MOID = 1.94892 au 
 T_jup = 3.305 
[ 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 14.2   n/a MPO432020  
diameter diameter 9.184 km 0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46235 (2001 HX9)          Discovered 2001-Apr-16 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 HX9 = 2000 AH115 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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