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JPL Small-Body Database Browser
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226894 (2004 TR144)
Classification: Main-belt Asteroid          SPK-ID: 2226894
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1443682832274211 7.279e-08  
a 2.917527882156318 2.4625e-08 au
q 2.496329390541277 2.1523e-07 au
i 2.059424725945438 5.3514e-06 deg
node 291.9712018925555 0.00019159 deg
peri 95.61955746658583 0.0001926 deg
M 335.6373193208556 1.8332e-05 deg
tp 2458723.680942258782
(2019-Aug-28.18094226)
9.2797e-05 TDB
period 1820.207710193521
4.98
2.3045e-05
6.309e-08
d
yr
n .1977796259096856 2.504e-09 deg/d
Q 3.33872637377136 2.818e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      7351 days (20.13 yr)  
   first obs. used      1999-10-13  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64477  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:28:38  

Additional Information
 Earth MOID = 1.50131 au 
 Jupiter MOID = 2.11503 au 
 T_jup = 3.264 
[ 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 16.6   n/a MPO454630  

226894 (2004 TR144)          Discovered 2004-Oct-04 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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