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215813 (2004 TL197)
Classification: Main-belt Asteroid          SPK-ID: 2215813
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2178992731080284 3.224e-08  
a 2.250976119320427 1.243e-08 au
q 1.760490059136975 7.0331e-08 au
i 6.164718247950041 6.6005e-06 deg
node 199.6558941956499 4.6541e-05 deg
peri 235.2375088380401 5.1004e-05 deg
M 194.7126061997842 2.1729e-05 deg
tp 2459566.859238791694
(2021-Dec-18.35923879)
7.7543e-05 TDB
period 1233.544321059671
3.38
1.0217e-05
2.797e-08
d
yr
n .2918419661571167 2.4173e-09 deg/d
Q 2.741462179503879 1.5138e-08 au
  Orbit Determination Parameters
   # obs. used (total)      198  
   data-arc span      21395 days (58.58 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64742  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:31:18  

Additional Information
 Earth MOID = .783668 au 
 Jupiter MOID = 2.55879 au 
 T_jup = 3.588 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457376.5 (2015-Dec-20.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2183944021891227 3.2294e-08  
q 1.759023489207407 7.0452e-08 au
tp 2457101.539331260688
(2015-Mar-20.03933126)
6.5677e-05 TDB
node 199.6883058803336 4.6526e-05 deg
peri 235.3480387380466 5.0953e-05 deg
i 6.166079896712345 6.6027e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      198  
   data-arc span      21395 days (58.58 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64742  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 17:31:18  

Additional Information
 Jupiter MOID = 2.55879 au 
 T_jup = 3.588 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.042923541679323E-15 -2.256086040837574E-15 6.603582973290991E-14 3.18619756127225E-15 2.502259143970549E-14 -2.224677324898577E-15
q -2.256086040837574E-15 4.963421883506109E-15 1.276595281619501E-13 -4.869047524247673E-15 3.347436956426831E-14 4.054910072951877E-15
tp 6.603582973290991E-14 1.276595281619501E-13 4.313479650164511E-9 4.31138958938757E-11 1.389078560258438E-9 -9.27187131622367E-12
node 3.18619756127225E-15 -4.869047524247673E-15 4.31138958938757E-11 2.164666833413335E-9 -2.136852900404343E-9 -1.75022311039871E-10
peri 2.502259143970549E-14 3.347436956426831E-14 1.389078560258438E-9 -2.136852900404343E-9 2.596177237466341E-9 1.709531879370613E-10
i -2.224677324898577E-15 4.054910072951877E-15 -9.27187131622367E-12 -1.75022311039871E-10 1.709531879370613E-10 4.359615734601991E-11

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 17.6   n/a MPO418156  

215813 (2004 TL197)          Discovered 2004-Oct-07 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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Alternate Designations
 2004 TL197 = 2002 CP48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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