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135878 (2002 TN39)
Classification: Main-belt Asteroid          SPK-ID: 2135878
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2970241695266165 4.3354e-08  
a 2.569160102061457 1.2842e-08 au
q 1.806057456365735 1.1787e-07 au
i 4.910601427275576 3.5898e-06 deg
node 25.69185324618198 5.0707e-05 deg
peri 353.5865725248783 5.1838e-05 deg
M 162.3296197354905 1.3083e-05 deg
tp 2458522.264604418739
(2019-Feb-07.76460442)
5.0302e-05 TDB
period 1504.129331462186
4.12
1.1278e-05
3.088e-08
d
yr
n .2393411207864944 1.7946e-09 deg/d
Q 3.332262747757178 1.6657e-08 au
  Orbit Determination Parameters
   # obs. used (total)      788  
   data-arc span      8171 days (22.37 yr)  
   first obs. used      1998-12-17  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51929  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:22:04  

Additional Information
 Earth MOID = .807264 au 
 Jupiter MOID = 2.13054 au 
 T_jup = 3.362 
[ 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 15.82   n/a E2021B55  
diameter diameter 1.835 km 0.300 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.275   0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135878 (2002 TN39)          Discovered 2002-Oct-02 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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