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48493 (1992 WG)
Classification: Main-belt Asteroid          SPK-ID: 2048493
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1425402328185961 4.558e-08  
a 3.026940133212944 1.8344e-08 au
q 2.595479381896818 1.3839e-07 au
i 12.40589706031196 4.6024e-06 deg
node 53.38272219081421 2.2769e-05 deg
peri 353.9283455113288 2.9651e-05 deg
M 81.84871968343096 1.7691e-05 deg
tp 2458563.165676285352
(2019-Mar-20.66567629)
9.4164e-05 TDB
period 1923.5530762877
5.27
1.7486e-05
4.787e-08
d
yr
n .1871536608154169 1.7013e-09 deg/d
Q 3.458400884529069 2.0958e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1874  
   data-arc span      9962 days (27.27 yr)  
   first obs. used      1992-10-25  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46515  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:07:47  

Additional Information
 Earth MOID = 1.60599 au 
 Jupiter MOID = 1.93607 au 
 T_jup = 3.194 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456974.5 (2014-Nov-13.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1398920951284207 4.5144e-08  
q 2.606872900778996 1.3647e-07 au
tp 2456642.182751454107
(2013-Dec-15.68275145)
9.7592e-05 TDB
node 53.54233786105821 2.279e-05 deg
peri 354.5084410303049 2.9962e-05 deg
i 12.39373341431761 4.5963e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1874  
   data-arc span      9962 days (27.27 yr)  
   first obs. used      1992-10-25  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46515  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 09:07:47  

Additional Information
 Jupiter MOID = 1.93607 au 
 T_jup = 3.194 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.03796262738688E-15 -6.118779312609352E-15 -1.354983114363455E-12 -5.689959955684704E-15 -3.437764031885919E-13 3.555491291470948E-16
q -6.118779312609352E-15 1.862494377665739E-14 3.833953288386556E-12 2.054975745380733E-14 9.944231846701454E-13 -1.534541704825368E-15
tp -1.354983114363455E-12 3.833953288386556E-12 9.524200812215816E-9 3.010406588211581E-11 1.92523947240707E-9 -1.160742132022221E-11
node -5.689959955684704E-15 2.054975745380733E-14 3.010406588211581E-11 5.193991740896408E-10 -5.004133859353374E-10 -1.806097184004989E-11
peri -3.437764031885919E-13 9.944231846701454E-13 1.92523947240707E-9 -5.004133859353374E-10 8.976928408212694E-10 1.531019738916718E-11
i 3.555491291470948E-16 -1.534541704825368E-15 -1.160742132022221E-11 -1.806097184004989E-11 1.531019738916718E-11 2.112592350025545E-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 13.8   n/a MPO502479  
diameter diameter 6.699 km 0.358 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.157   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48493 (1992 WG)          Discovered 1992-Nov-16 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 WG = 1999 CC22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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