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100616 (1997 TN2)
Classification: Main-belt Asteroid          SPK-ID: 2100616
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2034845612459656 5.86e-08  
a 2.558133396664322 1.8698e-08 au
q 2.03759274483543 1.471e-07 au
i 14.01632899313972 5.4512e-06 deg
node 10.47584759023565 2.2734e-05 deg
peri 330.771388345425 2.9397e-05 deg
M 215.3190703526906 2.7865e-05 deg
tp 2459601.109224422615
(2022-Jan-21.60922442)		 0.00012137 TDB
period 1494.456258466281
4.09		 1.6385e-05
4.486e-08		 d
yr
n .240890289000133 2.641e-09 deg/d
Q 3.078674048493213 2.2502e-08 au
   Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      8238 days (22.55 yr)  
   first obs. used      1997-10-02  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6005  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:54:05  

Additional Information
 Earth MOID = 1.04215 au 
 Jupiter MOID = 2.37799 au 
 T_jup = 3.366 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456883.5 (2014-Aug-14.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2027562730144034 5.8532e-08  
q 2.039892092823471 1.4707e-07 au
tp 2456606.742513527220
(2013-Nov-10.24251353)		 9.3987e-05 TDB
node 10.58364349077857 2.2799e-05 deg
peri 329.9215498849238 2.9441e-05 deg
i 13.99522121706859 5.4437e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      8238 days (22.55 yr)  
   first obs. used      1997-10-02  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6005  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 17:54:05  

Additional Information
 Jupiter MOID = 2.37799 au 
 T_jup = 3.366 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.425949155187911E-15 -8.564514575944411E-15 1.189494769168279E-12 -2.261967949103938E-15 1.517645665671815E-13 2.763045136834264E-15
q -8.564514575944411E-15 2.163094752919607E-14 -1.911894725966721E-12 1.484402751976104E-14 -1.67492603664332E-13 -1.116984916157963E-14
tp 1.189494769168279E-12 -1.911894725966721E-12 8.833500971286769E-9 5.181619004834917E-11 1.785260693511986E-9 -3.272661159075997E-11
node -2.261967949103938E-15 1.484402751976104E-14 5.181619004834917E-11 5.197913169761565E-10 -4.929388300316262E-10 -1.969035393571874E-11
peri 1.517645665671815E-13 -1.67492603664332E-13 1.785260693511986E-9 -4.929388300316262E-10 8.667684137592462E-10 1.224111872816774E-11
i 2.763045136834264E-15 -1.116984916157963E-14 -3.272661159075997E-11 -1.969035393571874E-11 1.224111872816774E-11 2.963392655298434E-11

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO469012  

100616 (1997 TN2)          Discovered 1997-Oct-03 by ODAS at Caussols
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1997 TN2 = 2001 RW89 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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