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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1517325756858849 3.9013e-08  
a 2.287116867235929 9.4974e-09 au
q 1.94008673407559 9.0091e-08 au
i 4.601767066876716 5.1058e-06 deg
node 47.45392579911137 6.9213e-05 deg
peri 60.3109249245557 7.2953e-05 deg
M 36.25464402942059 2.1833e-05 deg
tp 2459073.269244340947
(2020-Aug-11.76924434)
7.6305e-05 TDB
period 1263.371169775928
3.46
7.8693e-06
2.154e-08
d
yr
n .2849518879426777 1.7749e-09 deg/d
Q 2.634147000396269 1.0938e-08 au
  Orbit Determination Parameters
   # obs. used (total)      381  
   data-arc span      9280 days (25.41 yr)  
   first obs. used      1995-10-25  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59006  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 06:18:36  

Additional Information
 Earth MOID = .961544 au 
 Jupiter MOID = 2.4893 au 
 T_jup = 3.581 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.87   n/a MPCxxxxx  
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

Alternate Designations
 1995 WA28 = 2000 DY110 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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