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487515 (2014 TW66)
Classification: Main-belt Asteroid          SPK-ID: 2487515
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1470625721765751 8.4425e-08  
a 3.134385428878721 5.7301e-08 au
q 2.673434645515039 2.7814e-07 au
i 15.19431721464202 1.3399e-05 deg
node .9940072066111741 2.508e-05 deg
peri 286.9405255934066 5.309e-05 deg
M 80.95831081202063 4.1818e-05 deg
tp 2458544.687780404579
(2019-Mar-02.18778040)
0.00024156 TDB
period 2026.875281962867
5.55
5.5581e-05
1.522e-07
d
yr
n .1776132962909137 4.8705e-09 deg/d
Q 3.595336212242402 6.5727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      170  
   data-arc span      5900 days (16.15 yr)  
   first obs. used      2003-10-01  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5848  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 03:44:11  

Additional Information
 Earth MOID = 1.70705 au 
 Jupiter MOID = 1.88578 au 
 T_jup = 3.142 
[ 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 15.4   n/a MPO503657  
diameter diameter 5.093 km 1.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.118   0.037 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

487515 (2014 TW66)          Discovered 2003-Oct-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2014 TW66 = 2008 UE249 = 2010 CM8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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