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21806 (1999 TE14)
Classification: Main-belt Asteroid          SPK-ID: 2021806
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2198328590291025 3.3862e-08  
a 2.399230801477035 1.043e-08 au
q 1.871801034917653 8.1805e-08 au
i 1.806907244379694 3.7741e-06 deg
node 73.04548365543079 0.00012915 deg
peri 252.627141721476 0.00012959 deg
M 290.4124239257183 1.4163e-05 deg
tp 2459462.882990509329
(2021-Sep-05.38299051)
5.4304e-05 TDB
period 1357.395700671179
3.72
8.8517e-06
2.423e-08
d
yr
n .2652137470466381 1.7295e-09 deg/d
Q 2.926660568036417 1.2723e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1272  
   data-arc span      13024 days (35.66 yr)  
   first obs. used      1984-09-23  
   last obs. used      2020-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5557  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 01:54:52  

Additional Information
 Earth MOID = .858985 au 
 Jupiter MOID = 2.4147 au 
 T_jup = 3.493 
[ 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 15.06   n/a E2021B10  
diameter diameter 2.558 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.356   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

21806 (1999 TE14)          Discovered 1999-Oct-10 by Korlevic, K., Juric, M. at Visnjan
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TE14 = 1984 SF7 = 1991 LR6 = 1998 HX29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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