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JPL Small-Body Database Browser
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39872 (1998 DW33)
Classification: Main-belt Asteroid          SPK-ID: 2039872
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1118501664138412 3.2389e-08  
a 2.403997172733227 1.0045e-08 au
q 2.135109688904612 7.8825e-08 au
i 1.972116213100859 3.6394e-06 deg
node 141.8074468084614 0.00011182 deg
peri 13.1890253947495 0.00011309 deg
M 252.850970492857 1.7956e-05 deg
tp 2459005.714611237260
(2020-Jun-05.21461124)
6.8608e-05 TDB
period 1361.442662769882
3.73
8.5328e-06
2.336e-08
d
yr
n .2644253848102371 1.6573e-09 deg/d
Q 2.672884656561842 1.1168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      984  
   data-arc span      7954 days (21.78 yr)  
   first obs. used      1998-02-26  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53387  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:11:31  

Additional Information
 Earth MOID = 1.14551 au 
 Jupiter MOID = 2.31226 au 
 T_jup = 3.515 
[ 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 15.3   n/a MPO452721  

39872 (1998 DW33)          Discovered 1998-Feb-27 by Elst, E. W. at La Silla
Reference: 20020526/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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