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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09499307761642946 3.7501e-08  
a 2.755107673132964 1.4643e-08 au
q 2.493391516097424 1.072e-07 au
i 8.180951860191092 4.7605e-06 deg
node 92.33601550578983 2.8544e-05 deg
peri 285.2816406556994 3.8141e-05 deg
M 357.4800092435357 2.6539e-05 deg
tp 2459012.192375070883
(2020-Jun-11.69237507)		 0.00012317 TDB
period 1670.345422783868
4.57		 1.3316e-05
3.646e-08		 d
yr
n .2155242832347868 1.7182e-09 deg/d
Q 3.016823830168504 1.6034e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1337  
   data-arc span      14558 days (39.86 yr)  
   first obs. used      1979-12-18  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54508  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:56:33  

Additional Information
 Earth MOID = 1.51113 au 
 Jupiter MOID = 2.4365 au 
 T_jup = 3.323 
[ 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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