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66762 (1999 TU187)
Classification: Main-belt Asteroid          SPK-ID: 2066762
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2971599762620171 4.3588e-08  
a 2.784753189319293 1.7992e-08 au
q 1.957235997685596 1.2514e-07 au
i 14.9827898399239 5.5458e-06 deg
node 341.0672034537001 1.4605e-05 deg
peri 300.6762414080953 1.6348e-05 deg
M 273.6784456392633 8.0557e-06 deg
tp 2459607.500781411953
(2022-Jan-28.00078141)
3.9437e-05 TDB
period 1697.37769892322
4.65
1.645e-05
4.504e-08
d
yr
n .2120918639548382 2.0555e-09 deg/d
Q 3.612270380952991 2.3339e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1003  
   data-arc span      8786 days (24.05 yr)  
   first obs. used      1997-03-03  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50305  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:02:24  

Additional Information
 Earth MOID = .986007 au 
 Jupiter MOID = 1.84541 au 
 T_jup = 3.218 
[ 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 14.24   n/a MPCxxxxx  
diameter diameter 8.552 km 0.287 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66762 (1999 TU187)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TU187 = 2002 CH8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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