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49343 (1998 WH3)
Classification: Main-belt Asteroid          SPK-ID: 2049343
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1315298983284614 2.9691e-08  
a 2.598074721691799 1.3179e-08 au
q 2.256350217697931 7.7109e-08 au
i 12.19779865734256 4.7758e-06 deg
node 271.9376087066961 2.1352e-05 deg
peri 146.3598476677043 3.3641e-05 deg
M 336.552455041436 2.5497e-05 deg
tp 2458700.125556297569
(2019-Aug-04.62555630)
0.00010863 TDB
period 1529.592984276394
4.19
1.1639e-05
3.187e-08
d
yr
n .2353567280320036 1.7908e-09 deg/d
Q 2.939799225685667 1.4913e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1059  
   data-arc span      8185 days (22.41 yr)  
   first obs. used      1997-07-10  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4751  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:18:49  

Additional Information
 Earth MOID = 1.27955 au 
 Jupiter MOID = 2.37246 au 
 T_jup = 3.372 
[ 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 14.6   n/a MPO449316  
diameter diameter 2.963 km 0.317 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.265   0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49343 (1998 WH3)          Discovered 1998-Nov-19 by Kobayashi, T. at Oizumi
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 WH3 = 2001 LL6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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