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JPL Small-Body Database Browser
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173660 (2001 HD53)
Classification: Main-belt Asteroid          SPK-ID: 2173660
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1334921708221432 5.0112e-08  
a 2.356870940297654 1.1265e-08 au
q 2.042247122129694 1.1631e-07 au
i 3.140380129256167 5.2001e-06 deg
node 161.0255538455405 7.9657e-05 deg
peri 35.44381487298458 8.1861e-05 deg
M 11.30189551256126 1.6533e-05 deg
tp 2458559.009285238400
(2019-Mar-16.50928524)
6.073e-05 TDB
period 1321.60638873142
3.62
9.4754e-06
2.594e-08
d
yr
n .2723957776456845 1.953e-09 deg/d
Q 2.671494758465613 1.2769e-08 au
  Orbit Determination Parameters
   # obs. used (total)      535  
   data-arc span      6591 days (18.05 yr)  
   first obs. used      2001-04-23  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54117  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:42:18  

Additional Information
 Earth MOID = 1.04215 au 
 Jupiter MOID = 2.28487 au 
 T_jup = 3.540 
[ 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 16.4   n/a MPO338380  

173660 (2001 HD53)          Discovered 2001-Apr-23 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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