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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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09499310903050151 3.7487e-08  
a 2.755107676830694 1.4621e-08 au
q 2.493391432894744 1.0714e-07 au
i 8.180953208596767 4.7574e-06 deg
node 92.33600244720442 2.8541e-05 deg
peri 285.2816765277736 3.8121e-05 deg
M 357.4799881494796 2.6499e-05 deg
tp 2459012.192472967645
(2020-Jun-11.69247297)
0.00012298 TDB
period 1670.345426146615
4.57
1.3297e-05
3.641e-08
d
yr
n .2155242828008923 1.7156e-09 deg/d
Q 3.016823920766645 1.601e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1341  
   data-arc span      14836 days (40.62 yr)  
   first obs. used      1979-12-18  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54212  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 00:59:38  

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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