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216174 (2006 TA21)
Classification: Main-belt Asteroid          SPK-ID: 2216174
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1175936856816846 5.3796e-08  
a 3.091304231652719 2.937e-08 au
q 2.727786373489288 1.7126e-07 au
i 7.331409501828049 6.1142e-06 deg
node 38.45633710935993 3.753e-05 deg
peri 3.780413141768804 4.3601e-05 deg
M 251.2528978703459 2.4811e-05 deg
tp 2459996.189219227122
(2023-Feb-20.68921923)
0.00014209 TDB
period 1985.231005644366
5.44
2.8292e-05
7.746e-08
d
yr
n .1813390980578359 2.5843e-09 deg/d
Q 3.454822089816151 3.2823e-08 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   data-arc span      8982 days (24.59 yr)  
   first obs. used      1995-11-14  
   last obs. used      2020-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48282  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:53:44  

Additional Information
 Earth MOID = 1.73572 au 
 Jupiter MOID = 1.95984 au 
 T_jup = 3.202 
[ 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 15.81   n/a E2021B55  
diameter diameter 5.740 km 1.548 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.031   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216174 (2006 TA21)          Discovered 2006-Oct-11 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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