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

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1832256869044368 1.0906e-05  
a 39.29023537036414 0.00068915 au
q 32.09125500599217 0.00095681 au
i 13.59135812503161 4.1739e-05 deg
node 252.173597297057 0.00020858 deg
peri 15.90645167056302 0.0038188 deg
M 233.3898733523203 0.0045551 deg
tp 2490637.210109538119
(2107-Jan-12.71010954)
0.74391 TDB
period 89955.01340210091
246.28
2.3667
0.00648
d
yr
n .004002000404255314 1.0529e-07 deg/d
Q 46.48921573473611 0.00081543 au
  Orbit Determination Parameters
   # obs. used (total)      405  
   data-arc span      9008 days (24.66 yr)  
   first obs. used      1996-03-19  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .44073  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:47:22  

Additional Information
 Earth MOID = 31.0774 au 
 Jupiter MOID = 26.8232 au 
 T_jup = 5.384 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457341.5 (2015-Nov-15.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1765205905981501 1.0736e-05  
q 32.64631759249396 0.00096474 au
tp 2490463.439229515971
(2106-Jul-22.93922952)
0.76115 TDB
node 252.0444554398315 0.00020811 deg
peri 13.71616217332976 0.0040621 deg
i 13.56618270184942 4.141e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      405  
   data-arc span      9008 days (24.66 yr)  
   first obs. used      1996-03-19  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .44073  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:47:22  

Additional Information
 Jupiter MOID = 26.8232 au 
 T_jup = 5.384 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.152604204344079E-10 -9.788143508002477E-9 -3.423089496739799E-6 7.912543029111517E-11 2.109416719979247E-8 5.009869832961543E-12
q -9.788143508002477E-9 9.307222554366842E-7 7.436170372967634E-5 -9.383357303507147E-9 -2.907945259439911E-6 -7.968581874433264E-10
tp -3.423089496739799E-6 7.436170372967634E-5 .579351265979874 3.385177332851569E-6 .00182366872829965 6.577350573223512E-7
node 7.912543029111517E-11 -9.383357303507147E-9 3.385177332851569E-6 4.330790665133712E-8 2.225572312522733E-9 8.558951325158804E-9
peri 2.109416719979247E-8 -2.907945259439911E-6 .00182366872829965 2.225572312522733E-9 1.650045774800898E-5 -3.22525533029995E-9
i 5.009869832961543E-12 -7.968581874433264E-10 6.577350573223512E-7 8.558951325158804E-9 -3.22525533029995E-9 1.714784938696569E-9

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. 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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