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21323 (1997 AZ3)
Classification: Main-belt Asteroid          SPK-ID: 2021323
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0432623388383542 4.4142e-08  
a 2.59695811394075 1.217e-08 au
q 2.484607632066432 1.1696e-07 au
i 15.48803714799742 4.241e-06 deg
node 127.9915220394539 1.6656e-05 deg
peri 29.68949153140788 4.9789e-05 deg
M 228.5232931810226 4.8349e-05 deg
tp 2459758.767262595157
(2022-Jun-28.26726260)
0.00020683 TDB
period 1528.607001169939
4.19
1.0745e-05
2.942e-08
d
yr
n .2355085379855446 1.6555e-09 deg/d
Q 2.709308595815068 1.2696e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1648  
   data-arc span      8830 days (24.18 yr)  
   first obs. used      1997-01-02  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48926  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:43:25  

Additional Information
 Earth MOID = 1.5045 au 
 Jupiter MOID = 2.32502 au 
 T_jup = 3.364 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.98   n/a E2021B10  

21323 (1997 AZ3)          Discovered 1997-Jan-06 by Kobayashi, T. at Oizumi
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 AZ3 = 1998 KA62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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