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JPL Small-Body Database Browser
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59479 (1999 HX5)
Classification: Main-belt Asteroid          SPK-ID: 2059479
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1096877625400252 4.045e-08  
a 2.640056578319419 1.3643e-08 au
q 2.350474679264487 1.0604e-07 au
i 14.03459909076586 3.583e-06 deg
node 138.072957823364 2.0935e-05 deg
peri 309.3811011174104 3.016e-05 deg
M 105.909604958295 2.1486e-05 deg
tp 2458539.552859086859
(2019-Feb-25.05285909)
9.3461e-05 TDB
period 1566.817011488948
4.29
1.2145e-05
3.325e-08
d
yr
n .2297651846771128 1.781e-09 deg/d
Q 2.929638477374351 1.5139e-08 au
  Orbit Determination Parameters
   # obs. used (total)      822  
   data-arc span      7680 days (21.03 yr)  
   first obs. used      1999-04-17  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5408  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 11:45:53  

Additional Information
 Earth MOID = 1.39174 au 
 Jupiter MOID = 2.24646 au 
 T_jup = 3.345 
[ 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 15.0   n/a MPO417235  

59479 (1999 HX5)          Discovered 1999-Apr-17 by Spacewatch at Kitt Peak
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 HX5 = 2001 VX97 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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