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JPL Small-Body Database Browser
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39425 (3240 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2039425
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09889041377805713 3.9348e-08  
a 2.996555984583138 2.0253e-08 au
q 2.700225323358599 1.1784e-07 au
i 1.805684890321624 4.4713e-06 deg
node 105.9467189853398 0.00013971 deg
peri 250.4973246763912 0.00014156 deg
M 3.785850445588451 2.3194e-05 deg
tp 2458980.575245732250
(2020-May-11.07524573)
0.00012201 TDB
period 1894.663204339842
5.19
1.9209e-05
5.259e-08
d
yr
n .1900073845184717 1.9263e-09 deg/d
Q 3.292886645807678 2.2256e-08 au
  Orbit Determination Parameters
   # obs. used (total)      963  
   data-arc span      16313 days (44.66 yr)  
   first obs. used      1973-09-19  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50979  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 14:32:25  

Additional Information
 Earth MOID = 1.69643 au 
 Jupiter MOID = 2.1271 au 
 T_jup = 3.246 
[ 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 14.6   n/a MPO431944  

39425 (3240 T-2)          Discovered 1973-Sep-30 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 3240 T-2 = 1999 RA26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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