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208996 (2003 AZ84)
Classification: TransNeptunian Object          SPK-ID: 2208996
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1828838057511056 1.08e-05  
a 39.27457401287166 0.0006873 au
q 32.09189044814422 0.00095297 au
i 13.58548801636797 4.0618e-05 deg
node 252.1379824983248 0.000204 deg
peri 16.18886918681365 0.0038022 deg
M 233.8397757819396 0.0045054 deg
tp 2490705.943903637635
(2107-Mar-22.44390364)
0.72456 TDB
period 89901.23373358669
246.14
2.3599
0.006461
d
yr
n .004004394434305807 1.0511e-07 deg/d
Q 46.45725757759911 0.000813 au
  Orbit Determination Parameters
   # obs. used (total)      409  
   data-arc span      9017 days (24.69 yr)  
   first obs. used      1996-03-19  
   last obs. used      2020-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .43944  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 12:35:49  

Additional Information
 Earth MOID = 31.0764 au 
 Jupiter MOID = 26.8245 au 
 T_jup = 5.383 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 3.83   n/a E2021B55  
rotation period rot_per 13.42 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 [Result based on less than full coverage, so that the period may be wrong by 30 percent or so.]

208996 (2003 AZ84)          Discovered 2003-Jan-13 by Trujillo, C. A., Brown, M. E. at Palomar
Reference: 20090311/Numbers.arcLast Updated: 2009-03-12
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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