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JPL Small-Body Database Browser
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39442 (2384 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2039442
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1456977712808919 4.2237e-08  
a 2.234064607762266 8.4224e-09 au
q 1.908566373513784 9.408e-08 au
i 3.957848982742461 4.4467e-06 deg
node 231.5139906405351 6.5511e-05 deg
peri 153.9948662149466 6.6993e-05 deg
M 274.9108504415674 1.4813e-05 deg
tp 2459288.779461320618
(2021-Mar-15.27946132)
5.071e-05 TDB
period 1219.669095460333
3.34
6.8972e-06
1.888e-08
d
yr
n .2951620249622929 1.6691e-09 deg/d
Q 2.559562842010748 9.6496e-09 au
  Orbit Determination Parameters
   # obs. used (total)      936  
   data-arc span      15181 days (41.56 yr)  
   first obs. used      1977-10-07  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53655  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:26:02  

Additional Information
 Earth MOID = .913696 au 
 Jupiter MOID = 2.88345 au 
 T_jup = 3.623 
[ 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 15.8   n/a MPO324664  

39442 (2384 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2384 T-3 = 2000 NE8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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