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16787 (1997 AZ1)
Classification: Main-belt Asteroid          SPK-ID: 2016787
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1170980210869009 3.1194e-08  
a 3.188383643991473 1.5972e-08 au
q 2.81503022881423 9.8458e-08 au
i 5.921207852389848 4.0992e-06 deg
node 3.997483097937229 3.0013e-05 deg
peri 55.83822296664869 3.4454e-05 deg
M 152.1523028980381 1.7126e-05 deg
tp 2458517.618516011455
(2019-Feb-03.11851601)
9.6798e-05 TDB
period 2079.477787778892
5.69
1.5626e-05
4.278e-08
d
yr
n .1731203872990243 1.3009e-09 deg/d
Q 3.561737059168717 1.7842e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1792  
   data-arc span      9369 days (25.65 yr)  
   first obs. used      1995-10-23  
   last obs. used      2021-06-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49346  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 17:43:10  

Additional Information
 Earth MOID = 1.8323 au 
 Jupiter MOID = 1.80517 au 
 T_jup = 3.178 
[ 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 13.65   n/a MPCxxxxx  
diameter diameter 6.717 km 0.232 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.139   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

16787 (1997 AZ1)          Discovered 1997-Jan-03 by Kobayashi, T. at Oizumi
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 AZ1 = 1998 FB65 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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