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173656 (2001 HD13)
Classification: Main-belt Asteroid          SPK-ID: 2173656
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1293942423592331 4.6486e-08  
a 2.431799105953967 1.2432e-08 au
q 2.117138303069193 1.0939e-07 au
i .9678831592126661 4.8209e-06 deg
node 5.296835284133619 0.00019597 deg
peri 195.9648637514243 0.00019648 deg
M 22.77301917274662 1.316e-05 deg
tp 2458912.879025383087
(2020-Mar-04.37902538)
5.0609e-05 TDB
period 1385.128191515258
3.79
1.0622e-05
2.908e-08
d
yr
n .2599037419101107 1.9931e-09 deg/d
Q 2.746459908838741 1.4041e-08 au
  Orbit Determination Parameters
   # obs. used (total)      487  
   data-arc span      6963 days (19.06 yr)  
   first obs. used      2001-04-05  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56215  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:28:59  

Additional Information
 Earth MOID = 1.11418 au 
 Jupiter MOID = 2.21196 au 
 T_jup = 3.495 
[ 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 16.5   n/a MPO427059  

173656 (2001 HD13)          Discovered 2001-Apr-18 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 2001 HD13 = 2002 RX204 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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