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59190 (1999 AZ21)
Classification: Main-belt Asteroid          SPK-ID: 2059190
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2042382137861637 3.7641e-08  
a 2.392814109662375 9.7231e-09 au
q 1.904110029982602 9.2005e-08 au
i 4.604675333777512 4.1745e-06 deg
node 272.5783030327091 6.5089e-05 deg
peri 170.6320423030401 6.6547e-05 deg
M 310.1739277607678 1.585e-05 deg
tp 2459187.618195579739
(2020-Dec-04.11819558)
6.0191e-05 TDB
period 1351.953854304935
3.70
8.2404e-06
2.256e-08
d
yr
n .2662812779102456 1.623e-09 deg/d
Q 2.881518189342148 1.1709e-08 au
  Orbit Determination Parameters
   # obs. used (total)      987  
   data-arc span      9040 days (24.75 yr)  
   first obs. used      1994-11-27  
   last obs. used      2019-08-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51245  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:27:59  

Additional Information
 Earth MOID = .920344 au 
 Jupiter MOID = 2.35297 au 
 T_jup = 3.498 
[ 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 15.1   n/a MPO439481  
diameter diameter 5.888 km 0.056 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59190 (1999 AZ21)          Discovered 1999-Jan-15 by Korlevic, K. at Visnjan
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 AZ21 = 1994 WP10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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