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243913 (2001 HR13)
Classification: Main-belt Asteroid          SPK-ID: 2243913
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2508903254135911 6.3538e-08  
a 2.536643483351738 1.5499e-08 au
q 1.900224174355356 1.6478e-07 au
i 11.81369304786097 4.5045e-06 deg
node 112.7566336215113 2.4622e-05 deg
peri 115.8121755814708 2.8216e-05 deg
M 144.8165750124854 1.6682e-05 deg
tp 2458006.887076429267
(2017-Sep-10.38707643)
6.5728e-05 TDB
period 1475.664318583972
4.04
1.3524e-05
3.703e-08
d
yr
n .2439579215044322 2.2358e-09 deg/d
Q 3.173062792348121 1.9387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      393  
   data-arc span      6794 days (18.60 yr)  
   first obs. used      2001-03-20  
   last obs. used      2019-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5335  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 02:17:18  

Additional Information
 Earth MOID = .923181 au 
 Jupiter MOID = 1.94294 au 
 T_jup = 3.374 
[ 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 15.9   n/a MPO454791  
diameter diameter 3.388 km 0.930 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.081   0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243913 (2001 HR13)          Discovered 2001-Apr-21 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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