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JPL Small-Body Database Browser
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52638 (1997 WD36)
Classification: Main-belt Asteroid          SPK-ID: 2052638
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 .02755318700637432 4.6889e-08  
a 2.894203839375232 1.7982e-08 au
q 2.814459299754359 1.3063e-07 au
i 1.264605021447829 7.4859e-06 deg
node 344.5477342764948 0.00021306 deg
peri 139.1353613682244 0.00025332 deg
M 153.8180274144501 0.00013771 deg
tp 2458232.083225951217
(2018-Apr-23.58322595)
0.00068658 TDB
period 1798.424042405673
4.92
1.676e-05
4.589e-08
d
yr
n .2001752598449717 1.8655e-09 deg/d
Q 2.973948378996104 1.8477e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1040  
   data-arc span      7836 days (21.45 yr)  
   first obs. used      1997-11-26  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54319  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:47:30  

Additional Information
 Earth MOID = 1.82994 au 
 Jupiter MOID = 2.02519 au 
 T_jup = 3.289 
[ 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 14.2   n/a MPO263766  

52638 (1997 WD36)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 WD36 = 1999 CK57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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