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(2016 AZ8)
Classification: Apollo [NEO, PHA]          SPK-ID: 3739246
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 54 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3549044321705718 3.01e-08  
a 1.320554014507202 6.519e-09 au
q .8518835418379546 3.8125e-08 au
i 5.58613962074053 3.4574e-06 deg
node 90.01501425181877 1.329e-05 deg
peri 318.5237430224195 1.5191e-05 deg
M 359.3796425794897 2.8998e-06 deg
tp 2459001.455151280636
(2020-May-31.95515128)
4.4686e-06 TDB
period 554.2844329099449
1.52
4.1044e-06
1.124e-08
d
yr
n .6494860375385817 4.8094e-09 deg/d
Q 1.78922448717645 8.8327e-09 au
  Orbit Determination Parameters
   # obs. used (total)      339  
   # delay obs. used      4  
   # Doppler obs. used      1  
   data-arc span      2441 days (6.68 yr)  
   first obs. used      2012-07-21  
   last obs. used      2019-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .34826  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-31 07:20:26  

Additional Information
 Earth MOID = .0294816 au 
 Jupiter MOID = 3.59756 au 
 T_jup = 4.878 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457683.5 (2016-Oct-22.0) TDB
Reference: JPL 54 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .354844705723764 3.0436e-08  
q .8517486516268344 3.8006e-08 au
tp 2457892.980598840711
(2017-May-19.48059884)
7.0482e-06 TDB
node 90.14317662418517 1.3157e-05 deg
peri 318.4112914104611 1.5007e-05 deg
i 5.614604800166488 3.4536e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      339  
   # delay obs. used      4  
   # Doppler obs. used      1  
   data-arc span      2441 days (6.68 yr)  
   first obs. used      2012-07-21  
   last obs. used      2019-03-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .34826  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Mar-31 07:20:26  

Additional Information
 Jupiter MOID = 3.59756 au 
 T_jup = 4.878 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.26330217023598E-16 -1.152242292162752E-15 -1.850979309859953E-13 9.09534782549251E-14 -3.093158153853577E-13 9.040569895073103E-15
q -1.152242292162752E-15 1.444426971774512E-15 2.195798578872297E-13 -1.193409552344659E-13 3.907137393585514E-13 -1.164518978075311E-14
tp -1.850979309859953E-13 2.195798578872297E-13 4.967755329632032E-11 6.142186498600347E-12 4.153851964466574E-11 2.874607430355023E-12
node 9.09534782549251E-14 -1.193409552344659E-13 6.142186498600347E-12 1.731097447440326E-10 -1.702626876969641E-10 4.335612566625985E-11
peri -3.093158153853577E-13 3.907137393585514E-13 4.153851964466574E-11 -1.702626876969641E-10 2.25202152891402E-10 -4.051152391333188E-11
i 9.040569895073103E-15 -1.164518978075311E-14 2.874607430355023E-12 4.335612566625985E-11 -4.051152391333188E-11 1.192743837060327E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 21.1   n/a MPO473423  
diameter diameter 0.215 km 0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
rotation period rot_per 16.897 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 304-314.]
geometric albedo albedo 0.138   0.091 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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