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120168 (2003 HW52)
Classification: Main-belt Asteroid          SPK-ID: 2120168
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0235544752086333 3.8629e-08  
a 2.693505193250183 1.7074e-08 au
q 2.630061091951447 1.0282e-07 au
i 4.070943709470741 4.9021e-06 deg
node 48.72641227516925 6.6459e-05 deg
peri 69.5034029774139 0.00013607 deg
M 49.5427954652737 0.00011758 deg
tp 2458778.295341282040
(2019-Oct-21.79534128)
0.00052748 TDB
period 1614.637938517946
4.42
1.5353e-05
4.203e-08
d
yr
n .2229602014247473 2.12e-09 deg/d
Q 2.75694929454892 1.7476e-08 au
  Orbit Determination Parameters
   # obs. used (total)      585  
   data-arc span      8568 days (23.46 yr)  
   first obs. used      1996-11-05  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64084  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:35:06  

Additional Information
 Earth MOID = 1.64968 au 
 Jupiter MOID = 2.24072 au 
 T_jup = 3.367 
[ 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 15.8   n/a MPO417626  

120168 (2003 HW52)          Discovered 2003-Apr-29 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2003 HW52 = 1996 VA13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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