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JPL Small-Body Database Browser
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226180 (2002 TT154)
Classification: Main-belt Asteroid          SPK-ID: 2226180
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1367671286524891 3.8437e-08  
a 2.233299123749628 1.0197e-08 au
q 1.927857215172271 8.6604e-08 au
i 5.791440677847706 4.8389e-06 deg
node 277.2565844392835 4.2406e-05 deg
peri 153.1843439263162 4.6359e-05 deg
M 285.2589264191639 1.7403e-05 deg
tp 2458853.590358600290
(2020-Jan-05.09035860)
5.8845e-05 TDB
period 1219.042284662417
3.34
8.3494e-06
2.286e-08
d
yr
n .2953137922526559 2.0226e-09 deg/d
Q 2.538741032326984 1.1592e-08 au
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      7297 days (19.98 yr)  
   first obs. used      1999-12-05  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5403  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:26:21  

Additional Information
 Earth MOID = .944322 au 
 Jupiter MOID = 2.71114 au 
 T_jup = 3.621 
[ 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 17.1   n/a MPO401751  

226180 (2002 TT154)          Discovered 2002-Oct-05 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

Alternate Designations
 2002 TT154 = 1999 XA120 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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