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JPL Small-Body Database Browser
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48824 (1997 WK38)
Classification: Main-belt Asteroid          SPK-ID: 2048824
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1816225315981982 3.9085e-08  
a 2.789173379981574 1.4297e-08 au
q 2.282596649643017 1.0778e-07 au
i 6.789154877468722 4.0264e-06 deg
node 248.2803586919032 4.2789e-05 deg
peri 193.8353250399834 4.5513e-05 deg
M 204.4439939803258 1.548e-05 deg
tp 2459335.683882525776
(2021-May-01.18388253)
7.5592e-05 TDB
period 1701.420629659296
4.66
1.3082e-05
3.582e-08
d
yr
n .2115878893933999 1.6268e-09 deg/d
Q 3.295750110320131 1.6893e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1141  
   data-arc span      13085 days (35.82 yr)  
   first obs. used      1983-11-08  
   last obs. used      2019-09-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56043  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:15:42  

Additional Information
 Earth MOID = 1.29899 au 
 Jupiter MOID = 1.96184 au 
 T_jup = 3.295 
[ 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 14.4   n/a MPO432046  
diameter diameter 7.222 km 0.291 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48824 (1997 WK38)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 WK38 = 1983 VJ5 = 2001 OW8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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