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344539 (2002 TN385)
Classification: Main-belt Asteroid          SPK-ID: 2344539
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1168952848959906 1.3827e-07  
a 2.23313233130963 2.101e-08 au
q 1.972089691230743 2.9687e-07 au
i 5.443391772567756 6.4573e-06 deg
node 22.66013775808263 6.9793e-05 deg
peri 52.32064559298948 9.5484e-05 deg
M 66.22529074112542 4.7092e-05 deg
tp 2458776.271150450765
(2019-Oct-19.77115045)
0.0001613 TDB
period 1218.905722185022
3.34
1.7202e-05
4.71e-08
d
yr
n .2953468783087347 4.168e-09 deg/d
Q 2.494174971388517 2.3466e-08 au
  Orbit Determination Parameters
   # obs. used (total)      117  
   data-arc span      6289 days (17.22 yr)  
   first obs. used      2002-10-15  
   last obs. used      2020-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5479  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-30 08:14:01  

Additional Information
 Earth MOID = .992135 au 
 Jupiter MOID = 2.73002 au 
 T_jup = 3.625 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.2   n/a MPO294661  

344539 (2002 TN385)          Discovered 2002-Oct-15 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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