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216810 (2006 TT49)
Classification: Main-belt Asteroid          SPK-ID: 2216810
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 .05493210432743765 4.793e-08  
a 2.771456730657981 1.974e-08 au
q 2.619214780390497 1.3361e-07 au
i 5.580387255808074 5.4454e-06 deg
node 69.60192313593934 4.5753e-05 deg
peri 355.6435425094049 6.4712e-05 deg
M 352.8307289843895 4.3684e-05 deg
tp 2459234.060859758969
(2021-Jan-19.56085976)
0.00020443 TDB
period 1685.235428667927
4.61
1.8005e-05
4.93e-08
d
yr
n .2136200045856842 2.2823e-09 deg/d
Q 2.923698680925464 2.0824e-08 au
  Orbit Determination Parameters
   # obs. used (total)      397  
   data-arc span      7994 days (21.89 yr)  
   first obs. used      1999-03-15  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54587  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:56:22  

Additional Information
 Earth MOID = 1.6321 au 
 Jupiter MOID = 2.25617 au 
 T_jup = 3.328 
[ 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 15.93   n/a E2021B55  
diameter diameter 4.599 km 0.160 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.048   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216810 (2006 TT49)          Discovered 2006-Oct-12 by NEAT at Palomar
Reference: 20090707/Numbers.arcLast Updated: 2009-07-09

[ show close-approach data ]
Alternate Designations
 2006 TT49 = 2003 AJ44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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