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JPL Small-Body Database Browser
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66793 (1999 TW236)
Classification: Main-belt Asteroid          SPK-ID: 2066793
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1167397701607337 4.0974e-08  
a 2.784630462841855 2.0359e-08 au
q 2.459553342627119 1.1727e-07 au
i 9.642545928119382 6.649e-06 deg
node 145.0087902961888 2.6849e-05 deg
peri 323.5406993880319 4.0041e-05 deg
M 96.17633935123736 2.9019e-05 deg
tp 2458547.064494429203
(2019-Mar-04.56449443)
0.00013587 TDB
period 1697.26549280841
4.65
1.8614e-05
5.096e-08
d
yr
n .2121058853346035 2.3261e-09 deg/d
Q 3.10970758305659 2.2736e-08 au
  Orbit Determination Parameters
   # obs. used (total)      770  
   data-arc span      7993 days (21.88 yr)  
   first obs. used      1997-04-06  
   last obs. used      2019-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60237  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:24:17  

Additional Information
 Earth MOID = 1.48328 au 
 Jupiter MOID = 1.99778 au 
 T_jup = 3.301 
[ 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 14.9   n/a MPO426392  
diameter diameter 2.639 km 0.482 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.305   0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66793 (1999 TW236)          Discovered 1999-Oct-03 by CSS at Catalina
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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