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52486 (1995 WA28)
Classification: Main-belt Asteroid          SPK-ID: 2052486
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1516947146706375 4.8758e-08  
a 2.287030488398444 1.1188e-08 au
q 1.940100051017793 1.153e-07 au
i 4.60190796849037 5.38e-06 deg
node 47.45863897476887 7.1672e-05 deg
peri 60.34303836622045 7.5189e-05 deg
M 339.2363823175809 2.1955e-05 deg
tp 2459073.362971908952
(2020-Aug-11.86297191)
7.7259e-05 TDB
period 1263.29959877044
3.46
9.2697e-06
2.538e-08
d
yr
n .2849680316137084 2.091e-09 deg/d
Q 2.633960925779095 1.2885e-08 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      8797 days (24.08 yr)  
   first obs. used      1995-10-25  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58749  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 10:29:20  

Additional Information
 Earth MOID = .961704 au 
 Jupiter MOID = 2.48973 au 
 T_jup = 3.582 
[ 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 16.8   n/a MPO459209  
diameter diameter 1.326 km 0.287 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.159   0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52486 (1995 WA28)          Discovered 1995-Nov-19 by Spacewatch at Kitt Peak
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 WA28 = 2000 DY110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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