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JPL Small-Body Database Browser
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59106 (1998 WF23)
Classification: Main-belt Asteroid          SPK-ID: 2059106
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1617932023386955 3.7309e-08  
a 2.304786427579248 6.5607e-09 au
q 1.931887650754439 8.6576e-08 au
i 2.879860985847098 3.8815e-06 deg
node 271.929035550157 7.3814e-05 deg
peri 148.2861368069468 7.4891e-05 deg
M 51.08908494307628 1.0971e-05 deg
tp 2458819.128066863027
(2019-Dec-01.62806686)
3.8938e-05 TDB
period 1278.040035402104
3.50
5.457e-06
1.494e-08
d
yr
n .2816813167255239 1.2027e-09 deg/d
Q 2.677685204404056 7.6222e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1070  
   data-arc span      9338 days (25.57 yr)  
   first obs. used      1994-07-09  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51369  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:42:34  

Additional Information
 Earth MOID = .945304 au 
 Jupiter MOID = 2.63584 au 
 T_jup = 3.570 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456951.5 (2014-Oct-21.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1611798765489005 3.7204e-08  
q 1.933299044779454 8.6242e-08 au
tp 2457539.101777363635
(2016-May-30.60177736)
3.9676e-05 TDB
node 272.056259270142 7.3974e-05 deg
peri 147.7572995575521 7.5064e-05 deg
i 2.876105217230846 3.8775e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1070  
   data-arc span      9338 days (25.57 yr)  
   first obs. used      1994-07-09  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51369  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:42:34  

Additional Information
 Jupiter MOID = 2.63584 au 
 T_jup = 3.570 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.384146842774294E-15 -3.202102925532351E-15 -9.179755474868757E-14 -2.520463165934251E-14 2.361783715986222E-15 -6.607235579530653E-16
q -3.202102925532351E-15 7.437607423336583E-15 1.86524604452629E-13 5.807786505626402E-14 -1.748526418695608E-14 1.584908137307807E-15
tp -9.179755474868757E-14 1.86524604452629E-13 1.574207158363891E-9 3.51441536050055E-12 5.156147929261932E-10 -8.845224533656436E-14
node -2.520463165934251E-14 5.807786505626402E-14 3.51441536050055E-12 5.472127859970183E-9 -5.463806471431143E-9 -5.463925188286493E-11
peri 2.361783715986222E-15 -1.748526418695608E-14 5.156147929261932E-10 -5.463806471431143E-9 5.634577367833677E-9 5.452541060770986E-11
i -6.607235579530653E-16 1.584908137307807E-15 -8.845224533656436E-14 -5.463925188286493E-11 5.452541060770986E-11 1.503538930692713E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO452970  
diameter diameter 2.032 km 0.448 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.324   0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59106 (1998 WF23)          Discovered 1998-Nov-18 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 WF23 = 2001 OO88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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