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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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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1642785626245878 3.172e-08  
a 2.29964246188281 7.2254e-09 au
q 1.921860503694234 7.4283e-08 au
i 5.050753471563342 3.8572e-06 deg
node 252.2029891080766 4.8513e-05 deg
peri 143.5535053833479 5.0836e-05 deg
M 28.15181558910956 1.4248e-05 deg
tp 2458900.892322566137
(2020-Feb-21.39232257)
5.0328e-05 TDB
period 1273.763809750965
3.49
6.0032e-06
1.644e-08
d
yr
n .2826269652537735 1.332e-09 deg/d
Q 2.677424420071386 8.4124e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1181  
   data-arc span      9106 days (24.93 yr)  
   first obs. used      1995-11-16  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56113  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:36:21  

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

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