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JPL Small-Body Database Browser
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215322 (2001 TT161)
Classification: Main-belt Asteroid          SPK-ID: 2215322
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1483565081774527 4.6697e-08  
a 2.297694513582607 1.5726e-08 au
q 1.956816578689001 1.0587e-07 au
i 5.088223059747252 5.0887e-06 deg
node 219.953251779952 5.3007e-05 deg
peri 45.73649544126433 5.6212e-05 deg
M 103.3335993082224 1.6879e-05 deg
tp 2458235.346124824812
(2018-Apr-26.84612482)
6.0256e-05 TDB
period 1272.145710041164
3.48
1.306e-05
3.576e-08
d
yr
n .2829864512834391 2.9052e-09 deg/d
Q 2.638572448476213 1.8059e-08 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      6819 days (18.67 yr)  
   first obs. used      2000-03-09  
   last obs. used      2018-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58128  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 15:31:37  

Additional Information
 Earth MOID = .944835 au 
 Jupiter MOID = 2.43298 au 
 T_jup = 3.574 
[ 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 16.5   n/a MPO450015  

215322 (2001 TT161)          Discovered 2001-Oct-11 by NEAT at Palomar
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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