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135964 (2002 TN266)
Classification: Main-belt Asteroid          SPK-ID: 2135964
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2005438204266969 4.9233e-08  
a 2.941372229149587 2.4196e-08 au
q 2.351498205018939 1.4804e-07 au
i 11.77210576553063 6.1119e-06 deg
node 257.482770713249 2.1976e-05 deg
peri 155.0505053106654 2.5602e-05 deg
M 271.8035131072781 1.5033e-05 deg
tp 2459847.911058478526
(2022-Sep-25.41105848)
8.0233e-05 TDB
period 1842.567507818496
5.04
2.2736e-05
6.225e-08
d
yr
n .195379544289382 2.4108e-09 deg/d
Q 3.531246253280235 2.9049e-08 au
  Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      12253 days (33.55 yr)  
   first obs. used      1987-12-20  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51586  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 11:09:39  

Additional Information
 Earth MOID = 1.36852 au 
 Jupiter MOID = 1.8514 au 
 T_jup = 3.211 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457757.5 (2017-Jan-04.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2026392558348862 4.9383e-08  
q 2.342010196138703 1.4842e-07 au
tp 2458011.101889990366
(2017-Sep-14.60188999)
6.8155e-05 TDB
node 257.5165111343668 2.1945e-05 deg
peri 155.5337561858271 2.5484e-05 deg
i 11.78835796214933 6.1186e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      12253 days (33.55 yr)  
   first obs. used      1987-12-20  
   last obs. used      2021-07-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51586  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 11:09:39  

Additional Information
 Jupiter MOID = 1.8514 au 
 T_jup = 3.211 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.438705898201484E-15 -7.267281288343953E-15 8.954142637472881E-13 4.526709131579351E-15 1.918957875359322E-13 2.912386334345426E-15
q -7.267281288343953E-15 2.202916943382767E-14 -2.167393724389741E-12 -1.298855592835027E-14 -4.950488507077268E-13 -7.871927333973431E-15
tp 8.954142637472881E-13 -2.167393724389741E-12 4.645143028123397E-9 -1.188913678488245E-11 9.000473197195624E-10 2.797538901305602E-12
node 4.526709131579351E-15 -1.298855592835027E-14 -1.188913678488245E-11 4.815953681823143E-10 -4.731662277012205E-10 1.804270640280826E-11
peri 1.918957875359322E-13 -4.950488507077268E-13 9.000473197195624E-10 -4.731662277012205E-10 6.494348363165944E-10 -1.71271061208819E-11
i 2.912386334345426E-15 -7.871927333973431E-15 2.797538901305602E-12 1.804270640280826E-11 -1.71271061208819E-11 3.743700656017675E-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 14.47   n/a E2021B55  

135964 (2002 TN266)          Discovered 2002-Oct-10 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2002 TN266 = 1987 YH2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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