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52456 (1995 AY3)
Classification: Main-belt Asteroid          SPK-ID: 2052456
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 .1713946347539583 5.2366e-08  
a 2.577336930688263 1.1805e-08 au
q 2.13559520881506 1.3908e-07 au
i 6.964449144517187 3.4385e-06 deg
node 87.34292904050628 3.6354e-05 deg
peri 56.97092404856408 3.9104e-05 deg
M 18.05193903226324 1.103e-05 deg
tp 2458924.716164882958
(2020-Mar-16.21616488)
4.6479e-05 TDB
period 1511.315797897115
4.14
1.0383e-05
2.843e-08
d
yr
n .2382030284477364 1.6365e-09 deg/d
Q 3.019078652561466 1.3828e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1312  
   data-arc span      9270 days (25.38 yr)  
   first obs. used      1995-01-02  
   last obs. used      2020-05-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52092  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:17:41  

Additional Information
 Earth MOID = 1.15764 au 
 Jupiter MOID = 2.02705 au 
 T_jup = 3.395 
[ 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 15.0   n/a MPO468403  
diameter diameter 4.973 km 1.596 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
geometric albedo albedo 0.078   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

52456 (1995 AY3)          Discovered 1995-Jan-02 by Elst, E. W. at Caussols
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1995 AY3 = 2000 KA55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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