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15463 (1999 AT2)
Classification: Main-belt Asteroid          SPK-ID: 2015463
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09514755928035251 3.3894e-08  
a 2.755669560611411 1.1064e-08 au
q 2.493474327736073 9.3301e-08 au
i 8.180730354316125 4.3543e-06 deg
node 92.337665062214 2.4632e-05 deg
peri 285.3524099196803 3.3446e-05 deg
M 40.51202664301152 2.1619e-05 deg
tp 2459012.472832298254
(2020-Jun-11.97283230)
0.00010039 TDB
period 1670.856434043773
4.57
1.0063e-05
2.755e-08
d
yr
n .2154583677358414 1.2976e-09 deg/d
Q 3.017864793486748 1.2116e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1740  
   data-arc span      15061 days (41.23 yr)  
   first obs. used      1979-12-18  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50885  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:59:26  

Additional Information
 Earth MOID = 1.50987 au 
 Jupiter MOID = 2.43606 au 
 T_jup = 3.322 
[ 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 13.7   n/a MPO347647  
diameter diameter 10.241 km 0.197 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15463 (1999 AT2)          Discovered 1999-Jan-09 by Kobayashi, T. at Oizumi
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 AT2 = 1979 YP5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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