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JPL Small-Body Database Browser
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74368 (1998 WG41)
Classification: Main-belt Asteroid          SPK-ID: 2074368
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06568511681154629 8.1132e-08  
a 2.991501723386137 2.8446e-08 au
q 2.795004583243576 2.5472e-07 au
i 12.07933784999003 8.1098e-06 deg
node 64.93398402785944 5.1009e-05 deg
peri 359.2472639035466 0.00010902 deg
M 332.6652359498504 9.8441e-05 deg
tp 2458743.997766558753
(2019-Sep-17.49776656)		 0.0005179 TDB
period 1889.871661828679
5.17		 2.6956e-05
7.38e-08		 d
yr
n .1904891254105882 2.717e-09 deg/d
Q 3.187998863528697 3.0314e-08 au
   Orbit Determination Parameters
   # obs. used (total)      472  
   data-arc span      7651 days (20.95 yr)  
   first obs. used      1998-11-11  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67102  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 08:52:14  

Additional Information
 Earth MOID = 1.80808 au 
 Jupiter MOID = 2.11772 au 
 T_jup = 3.219 
[ 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 14.9   n/a MPO381764  
diameter diameter 3.552 km 0.320 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.185   0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74368 (1998 WG41)          Discovered 1998-Nov-18 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 WG41 = 1998 WV41 = 2000 CH17 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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