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JPL Small-Body Database Browser
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154959 (2004 TR137)
Classification: Main-belt Asteroid          SPK-ID: 2154959
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1732171833181632 4.9778e-08  
a 3.063206936063194 3.3558e-08 au
q 2.532606858677667 1.5604e-07 au
i 2.290955582911033 5.8261e-06 deg
node 117.758171171217 0.00011757 deg
peri 216.4073755690449 0.00011841 deg
M 11.35066625699996 1.5562e-05 deg
tp 2458938.757844740920
(2020-Mar-30.25784474)
8.4148e-05 TDB
period 1958.226538425546
5.36
3.2179e-05
8.81e-08
d
yr
n .1838398126753237 3.021e-09 deg/d
Q 3.593807013448722 3.9371e-08 au
  Orbit Determination Parameters
   # obs. used (total)      362  
   data-arc span      8094 days (22.16 yr)  
   first obs. used      1996-02-15  
   last obs. used      2018-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53806  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:11:18  

Additional Information
 Earth MOID = 1.52302 au 
 Jupiter MOID = 1.78004 au 
 T_jup = 3.209 
[ 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 15.5   n/a MPO417827  

154959 (2004 TR137)          Discovered 2004-Oct-08 by LONEOS at Anderson Mesa
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 2004 TR137 = 1999 XM63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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