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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06835375693287001 3.6839e-08  
a 3.068919332915121 1.7234e-08 au
q 2.859147166786455 1.1706e-07 au
i 10.07131316160549 4.7914e-06 deg
node 326.3251898364067 2.4084e-05 deg
peri 278.6922835863015 4.4606e-05 deg
M 314.5635970132153 3.7311e-05 deg
tp 2459248.343811012993
(2021-Feb-02.84381101)
0.00020339 TDB
period 1963.706765930136
5.38
1.6541e-05
4.529e-08
d
yr
n .1833267605153263 1.5443e-09 deg/d
Q 3.278691499043787 1.8412e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1806  
   data-arc span      10828 days (29.65 yr)  
   first obs. used      1990-10-24  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4949  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:53:52  

Additional Information
 Earth MOID = 1.8685 au 
 Jupiter MOID = 1.86384 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 13.1   n/a MPO435847  
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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