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135904 (2002 TN90)
Classification: Main-belt Asteroid          SPK-ID: 2135904
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2538728240199656 5.0483e-08  
a 3.072739390429418 1.7405e-08 au
q 2.292654363903714 1.5844e-07 au
i 5.245150496033184 3.9324e-06 deg
node 251.0614393257594 5.8921e-05 deg
peri 101.633734306167 5.9284e-05 deg
M 150.5811453459608 7.2021e-06 deg
tp 2458377.584743645278
(2018-Sep-16.08474365)
3.8449e-05 TDB
period 1967.374412029244
5.39
1.6716e-05
4.577e-08
d
yr
n .1829849965511541 1.5548e-09 deg/d
Q 3.852824416955121 2.1824e-08 au
  Orbit Determination Parameters
   # obs. used (total)      768  
   data-arc span      10777 days (29.51 yr)  
   first obs. used      1991-09-10  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50061  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:15:06  

Additional Information
 Earth MOID = 1.29299 au 
 Jupiter MOID = 1.66933 au 
 T_jup = 3.174 
[ 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 14.90   n/a MPCxxxxx  

135904 (2002 TN90)          Discovered 2002-Oct-03 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2002 TN90 = 1991 RD33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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