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66672 (1999 TB18)
Classification: Main-belt Asteroid          SPK-ID: 2066672
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05069152623276198 3.8566e-08  
a 2.710085275557801 1.4068e-08 au
q 2.572706916718841 1.056e-07 au
i 3.999662623226684 5.632e-06 deg
node 12.78267691484651 5.9288e-05 deg
peri 72.65057912878436 8.2258e-05 deg
M 213.8482962759396 5.6044e-05 deg
tp 2459862.067623956879
(2022-Oct-09.56762396)
0.00025417 TDB
period 1629.569403269763
4.46
1.2689e-05
3.474e-08
d
yr
n .2209172553667569 1.7202e-09 deg/d
Q 2.847463634396762 1.4781e-08 au
  Orbit Determination Parameters
   # obs. used (total)      974  
   data-arc span      7574 days (20.74 yr)  
   first obs. used      1999-10-02  
   last obs. used      2020-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51916  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:24:08  

Additional Information
 Earth MOID = 1.59191 au 
 Jupiter MOID = 2.25038 au 
 T_jup = 3.358 
[ 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 14.71   n/a E2021B10  
diameter diameter 3.175 km 0.398 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.192   0.090 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66672 (1999 TB18)          Discovered 1999-Oct-10 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TB18 = 2000 YF117 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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