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JPL Small-Body Database Browser
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39339 (2002 AD32)
Classification: Main-belt Asteroid          SPK-ID: 2039339
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1359346392698609 4.9393e-08  
a 3.169829458997659 2.3824e-08 au
q 2.738939834941834 1.5776e-07 au
i 2.55196440614791 5.399e-06 deg
node 88.26911779257513 0.00015037 deg
peri 20.43629053134065 0.00015271 deg
M 37.94941177519881 2.6142e-05 deg
tp 2458383.202454588973
(2018-Sep-21.70245459)
0.00014901 TDB
period 2061.352539832872
5.64
2.3239e-05
6.362e-08
d
yr
n .174642615973485 1.9689e-09 deg/d
Q 3.600719083053484 2.7062e-08 au
  Orbit Determination Parameters
   # obs. used (total)      529  
   data-arc span      8056 days (22.06 yr)  
   first obs. used      1997-03-10  
   last obs. used      2019-03-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57522  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 02:06:13  

Additional Information
 Earth MOID = 1.7561 au 
 Jupiter MOID = 1.52195 au 
 T_jup = 3.187 
[ show covariance matrix ]

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 14.8   n/a MPO299236  
rotation period rot_per 4.61 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-K.; Ip, W.-H.; Cheng, Y.-C.; Ngeow, C.-C.; et al. (2014) Astrophys. J. 788, A17.]

39339 (2002 AD32)          Discovered 2002-Jan-08 by JPL/NEAT at Haleakala
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 AD32 = 1997 EU58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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