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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457215.5 (2015-Jul-12.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .249482942152827 5.0029e-08  
q 2.314909460241709 1.5574e-07 au
tp 2456396.152992603456
(2013-Apr-13.65299260)
4.3334e-05 TDB
node 251.9834289980577 5.9221e-05 deg
peri 99.71491052290806 5.9624e-05 deg
i 5.22028302430664 3.9149e-06 deg
  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
 Jupiter MOID = 1.66933 au 
 T_jup = 3.174 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.502895250872303E-15 -7.764437967386352E-15 -5.289763248359555E-15 -1.629233333642681E-14 -6.267611130487278E-14 -8.031439136077319E-16
q -7.764437967386352E-15 2.425470522136949E-14 -1.672429637026851E-13 6.01042777271051E-14 1.66077586206643E-13 1.419551893825058E-15
tp -5.289763248359555E-15 -1.672429637026851E-13 1.877852901418952E-9 7.665148995031844E-12 3.518183951458446E-10 1.421260892654658E-12
node -1.629233333642681E-14 6.01042777271051E-14 7.665148995031844E-12 3.507086127966305E-9 -3.490008934158017E-9 -1.35967327623982E-11
peri -6.267611130487278E-14 1.66077586206643E-13 3.518183951458446E-10 -3.490008934158017E-9 3.555078335822089E-9 1.371034262141571E-11
i -8.031439136077319E-16 1.419551893825058E-15 1.421260892654658E-12 -1.35967327623982E-11 1.371034262141571E-11 1.532642679210386E-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 14.90   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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