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15943 (1998 AZ)
Classification: Main-belt Asteroid          SPK-ID: 2015943
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06832046498098986 3.6788e-08  
a 3.068601388227359 1.7105e-08 au
q 2.858953114542355 1.1691e-07 au
i 10.07141461344889 4.7701e-06 deg
node 326.3257805936617 2.4014e-05 deg
peri 278.81712697629 4.4467e-05 deg
M 351.1184865892581 3.7188e-05 deg
tp 2459248.938827011294
(2021-Feb-03.43882701)
0.00020279 TDB
period 1963.401609344558
5.38
1.6417e-05
4.495e-08
d
yr
n .1833552535999901 1.5331e-09 deg/d
Q 3.278249661912363 1.8274e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1834  
   data-arc span      10852 days (29.71 yr)  
   first obs. used      1990-10-24  
   last obs. used      2020-07-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49405  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 01:13:05  

Additional Information
 Earth MOID = 1.86675 au 
 Jupiter MOID = 1.86348 au 
 T_jup = 3.204 
[ 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 13.15   n/a E2021B10  
diameter diameter 8.329 km 0.161 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.084   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15943 (1998 AZ)          Discovered 1998-Jan-05 by Kobayashi, T. at Oizumi
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 AZ = 1999 LD33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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