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58601 (1997 TW18)
Classification: Main-belt Asteroid          SPK-ID: 2058601
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1035637768259641 3.8998e-08  
a 2.396712815842883 9.6761e-09 au
q 2.148500184667003 9.3298e-08 au
i 3.135182423129044 3.8297e-06 deg
node 81.89628188097758 8.1781e-05 deg
peri 68.90130870688176 8.4332e-05 deg
M 267.8259039792111 2.276e-05 deg
tp 2459347.499469152811
(2021-May-12.99946915)
8.6711e-05 TDB
period 1355.259387266868
3.71
8.2072e-06
2.247e-08
d
yr
n .2656318070048618 1.6086e-09 deg/d
Q 2.644925447018764 1.0678e-08 au
  Orbit Determination Parameters
   # obs. used (total)      978  
   data-arc span      10426 days (28.54 yr)  
   first obs. used      1992-04-25  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56236  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:57:10  

Additional Information
 Earth MOID = 1.16178 au 
 Jupiter MOID = 2.34701 au 
 T_jup = 3.519 
[ 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 15.3   n/a MPO436191  
diameter diameter 2.110 km 0.271 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.362   0.067 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58601 (1997 TW18)          Discovered 1997-Oct-07 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 TW18 = 1999 CL51 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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