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243559 (1993 TR37)
Classification: Main-belt Asteroid          SPK-ID: 2243559
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2597046451946461 6.2555e-08  
a 2.277596513476855 1.6323e-08 au
q 1.686094119047785 1.3746e-07 au
i 4.464216449312206 6.581e-06 deg
node 154.5371419733644 6.235e-05 deg
peri 172.8593161916169 6.3278e-05 deg
M 189.0284892214617 1.1454e-05 deg
tp 2459196.758879221305
(2020-Dec-13.25887922)
4.3e-05 TDB
period 1255.491020359016
3.44
1.3497e-05
3.695e-08
d
yr
n .2867404020914905 3.0826e-09 deg/d
Q 2.869098907905924 2.0563e-08 au
  Orbit Determination Parameters
   # obs. used (total)      349  
   data-arc span      9252 days (25.33 yr)  
   first obs. used      1993-10-09  
   last obs. used      2019-02-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54236  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:05:30  

Additional Information
 Earth MOID = .673903 au 
 Jupiter MOID = 2.48665 au 
 T_jup = 3.559 
[ 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 17.1   n/a MPO264589  
diameter diameter 2.121 km 0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.062   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243559 (1993 TR37)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

Alternate Designations
 1993 TR37 = 2007 XC57 = 2010 HR46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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