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48658 (1995 WT1)
Classification: Main-belt Asteroid          SPK-ID: 2048658
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1642785669118372 3.2181e-08  
a 2.299642461587218 7.326e-09 au
q 1.92186049358806 7.5466e-08 au
i 5.050753608838822 3.8877e-06 deg
node 252.2029886755901 4.8875e-05 deg
peri 143.5535077526569 5.1206e-05 deg
M 28.15181406062899 1.4346e-05 deg
tp 2458900.892327993462
(2020-Feb-21.39232799)
5.0672e-05 TDB
period 1273.763809505374
3.49
6.0868e-06
1.666e-08
d
yr
n .282626965308266 1.3505e-09 deg/d
Q 2.677424429586376 8.5295e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1152  
   data-arc span      8815 days (24.13 yr)  
   first obs. used      1995-11-16  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56439  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 07:33:50  

Additional Information
 Earth MOID = .931847 au 
 Jupiter MOID = 2.74117 au 
 T_jup = 3.569 
[ 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 15.2   n/a MPO502480  
diameter diameter 2.266 km 0.484 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.655   0.266 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

48658 (1995 WT1)          Discovered 1995-Nov-16 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1995 WT1 = 1998 QF8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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