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187009 (2004 TG137)
Classification: Main-belt Asteroid          SPK-ID: 2187009
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2074594329788153 5.6014e-08  
a 3.103384378967619 2.817e-08 au
q 2.459558015391684 1.8594e-07 au
i 5.60462123135552 5.369e-06 deg
node 29.6344075739343 4.3403e-05 deg
peri 307.7400996502068 4.598e-05 deg
M 21.06367383283678 1.1104e-05 deg
tp 2459083.662191633174
(2020-Aug-22.16219163)
6.2297e-05 TDB
period 1996.879145863252
5.47
2.7189e-05
7.444e-08
d
yr
n .1802813158451669 2.4547e-09 deg/d
Q 3.747210742543554 3.4014e-08 au
  Orbit Determination Parameters
   # obs. used (total)      416  
   data-arc span      9929 days (27.18 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55996  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:55:52  

Additional Information
 Earth MOID = 1.4538 au 
 Jupiter MOID = 1.67707 au 
 T_jup = 3.180 
[ 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 15.94   n/a E2021B55  

187009 (2004 TG137)          Discovered 2004-Oct-08 by LONEOS at Anderson Mesa
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2004 TG137 = 1993 TR45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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