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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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1827247778277491 3.1235e-05  
a 39.36133464606678 0.0015042 au
q 32.16904351786054 0.0023652 au
i 13.59622564214617 0.00010179 deg
node 252.2022761073907 0.00047123 deg
peri 15.21883847735955 0.0085267 deg
M 232.6010100831081 0.0114 deg
tp 2490520.775762678848
(2106-Sep-18.27576268)
2.8649 TDB
period 90199.29657260764
246.95
5.1706
0.01416
d
yr
n .003991161945594677 2.2879e-07 deg/d
Q 46.55362577427302 0.0017791 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      8028 days (21.98 yr)  
   first obs. used      1996-03-19  
   last obs. used      2018-03-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .40373  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 11:41:56  

Additional Information
 Earth MOID = 31.1547 au 
 Jupiter MOID = 26.8979 au 
 T_jup = 5.389 
[ 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 3.6   n/a MPO440113  
rotation period rot_per 13.42 h n/a LCDB (Rev. 2019-January); 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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