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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1713946350135323 5.238e-08  
a 2.577336930590565 1.1815e-08 au
q 2.135595208065098 1.3913e-07 au
i 6.964449336319334 3.4435e-06 deg
node 87.34292919986459 3.6355e-05 deg
peri 56.97092392255122 3.9104e-05 deg
M 18.05193904353028 1.1031e-05 deg
tp 2458924.716164839967
(2020-Mar-16.21616484)
4.6482e-05 TDB
period 1511.315797811182
4.14
1.0393e-05
2.845e-08
d
yr
n .2382030284612806 1.638e-09 deg/d
Q 3.019078653116032 1.3841e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1298  
   data-arc span      9249 days (25.32 yr)  
   first obs. used      1995-01-02  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51709  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:22:55  

Additional Information
 Earth MOID = 1.15764 au 
 Jupiter MOID = 2.02705 au 
 T_jup = 3.395 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457316.5 (2015-Oct-21.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1718923662630888 5.2635e-08  
q 2.134189610558915 1.3995e-07 au
tp 2457414.782637361148
(2016-Jan-27.28263736)
5.0311e-05 TDB
node 87.38303397373505 3.6361e-05 deg
peri 57.28306741698535 3.9057e-05 deg
i 6.964422599446499 3.444e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1298  
   data-arc span      9249 days (25.32 yr)  
   first obs. used      1995-01-02  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51709  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 10:22:55  

Additional Information
 Jupiter MOID = 2.02705 au 
 T_jup = 3.395 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.7704132576043E-15 -7.350789031759701E-15 1.331813198973477E-12 4.787367006953184E-14 3.894356642062386E-13 -6.722633622273442E-15
q -7.350789031759701E-15 1.958531243694457E-14 -3.69051601594956E-12 -1.267724183802845E-13 -1.078676141564685E-12 1.817429882585881E-14
tp 1.331813198973477E-12 -3.69051601594956E-12 2.531160487005785E-9 2.290363911218045E-11 7.408474364904136E-10 -3.653128342826282E-12
node 4.787367006953184E-14 -1.267724183802845E-13 2.290363911218045E-11 1.32214788898287E-9 -1.304871395173865E-9 4.531876393940025E-11
peri 3.894356642062386E-13 -1.078676141564685E-12 7.408474364904136E-10 -1.304871395173865E-9 1.525438254899886E-9 -4.616280467963841E-11
i -6.722633622273442E-15 1.817429882585881E-14 -3.653128342826282E-12 4.531876393940025E-11 -4.616280467963841E-11 1.186119584537674E-11

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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