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66756 (1999 TE177)
Classification: Main-belt Asteroid          SPK-ID: 2066756
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08086082785483446 4.8826e-08  
a 2.704747178361667 1.7259e-08 au
q 2.486039082381315 1.3235e-07 au
i 3.137700535615534 5.4156e-06 deg
node 22.42556711190483 8.2762e-05 deg
peri 37.55997938302978 8.7435e-05 deg
M 246.7034910027306 2.8518e-05 deg
tp 2459711.831407101645
(2022-May-12.33140710)
0.00012992 TDB
period 1624.757092568745
4.45
1.5551e-05
4.258e-08
d
yr
n .221571582390103 2.1207e-09 deg/d
Q 2.923455274342019 1.8654e-08 au
  Orbit Determination Parameters
   # obs. used (total)      549  
   data-arc span      8043 days (22.02 yr)  
   first obs. used      1997-04-03  
   last obs. used      2019-04-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53187  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:24:45  

Additional Information
 Earth MOID = 1.49851 au 
 Jupiter MOID = 2.32029 au 
 T_jup = 3.359 
[ 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 15.75   n/a MPCxxxxx  
diameter diameter 2.922 km 0.548 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.090   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66756 (1999 TE177)          Discovered 1999-Oct-10 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TE177 = 2001 CR2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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