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215233 (2001 AZ21)
Classification: Main-belt Asteroid          SPK-ID: 2215233
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0742263261874863 4.0308e-08  
a 2.321427106705258 1.3882e-08 au
q 2.149116101062481 9.291e-08 au
i 7.361307056637859 4.5863e-06 deg
node 76.92857931725517 4.6465e-05 deg
peri 358.8037157912278 6.2613e-05 deg
M 200.4971357209252 4.2403e-05 deg
tp 2459572.896526102418
(2021-Dec-24.39652610)
0.00015354 TDB
period 1291.906263428172
3.54
1.1588e-05
3.173e-08
d
yr
n .2786579879601422 2.4996e-09 deg/d
Q 2.493738112348035 1.4913e-08 au
  Orbit Determination Parameters
   # obs. used (total)      313  
   data-arc span      6699 days (18.34 yr)  
   first obs. used      2001-01-03  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65736  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:20:46  

Additional Information
 Earth MOID = 1.16427 au 
 Jupiter MOID = 2.6809 au 
 T_jup = 3.563 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457057.5 (2015-Feb-04.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07449136930170032 4.0358e-08  
q 2.147620779492284 9.3005e-08 au
tp 2456991.932557363423
(2014-Nov-30.43255736)
0.00014797 TDB
node 76.97747055133061 4.6448e-05 deg
peri 359.2255432009011 6.2447e-05 deg
i 7.363565255632082 4.5876e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      313  
   data-arc span      6699 days (18.34 yr)  
   first obs. used      2001-01-03  
   last obs. used      2019-05-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65736  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:20:46  

Additional Information
 Jupiter MOID = 2.6809 au 
 T_jup = 3.563 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.628770545013617E-15 -3.71780052746891E-15 -3.915569158906443E-13 1.142909403926765E-14 -1.310631235323836E-13 -5.243352517295234E-16
q -3.71780052746891E-15 8.649940611035835E-15 1.118913707246365E-12 -2.493011478462774E-14 3.611506671483136E-13 1.531622727162963E-15
tp -3.915569158906443E-13 1.118913707246365E-12 2.189373739177507E-8 -6.492920882708044E-12 6.216208085932666E-9 1.147034474557194E-13
node 1.142909403926765E-14 -2.493011478462774E-14 -6.492920882708044E-12 2.157398436572141E-9 -2.14089328033764E-9 -1.997524404458036E-11
peri -1.310631235323836E-13 3.611506671483136E-13 6.216208085932666E-9 -2.14089328033764E-9 3.899596798591326E-9 1.984423615579207E-11
i -5.243352517295234E-16 1.531622727162963E-15 1.147034474557194E-13 -1.997524404458036E-11 1.984423615579207E-11 2.104589110408878E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.7   n/a MPO433408  

215233 (2001 AZ21)          Discovered 2001-Jan-03 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

Alternate Designations
 2001 AZ21 = 2003 SS286 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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