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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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .183236941437641 2.4145e-05  
a 39.28957148141215 0.0014616 au
q 32.09027057276262 0.0021174 au
i 13.59137681810144 7.5817e-05 deg
node 252.1737364250838 0.00036124 deg
peri 15.9084452443253 0.0064282 deg
M 233.388125041251 0.0069121 deg
tp 2490636.845110682043
(2107-Jan-12.34511068)
1.1484 TDB
period 89952.7334506039
246.28
5.0194
0.01374
d
yr
n .004002101839380882 2.2332e-07 deg/d
Q 46.48887239006168 0.0017294 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      8712 days (23.85 yr)  
   first obs. used      1996-03-19  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .40414  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 01:59:54  

Additional Information
 Earth MOID = 31.0765 au 
 Jupiter MOID = 26.8222 au 
 T_jup = 5.384 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456912.5 (2014-Sep-12.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1748282555560042 2.3762e-05  
q 32.73871100579592 0.0021469 au
tp 2490572.963157902435
(2106-Nov-09.46315790)
1.1304 TDB
node 251.9677529460785 0.00036109 deg
peri 13.89828759732506 0.0070111 deg
i 13.55057416088452 7.511e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      8712 days (23.85 yr)  
   first obs. used      1996-03-19  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .40414  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 01:59:54  

Additional Information
 Jupiter MOID = 26.8222 au 
 T_jup = 5.384 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.646433518189481E-10 -5.011939912384864E-8 -1.410919345396757E-5 -1.927497123873357E-10 1.220185779268645E-7 -1.15462540016588E-10
q -5.011939912384864E-8 4.609130570329436E-6 .0008731199086122851 1.446209903025782E-8 -1.272634429807167E-5 9.998170057366482E-9
tp -1.410919345396757E-5 .0008731199086122851 1.277909909244682 1.133898307723286E-5 .001519710561348012 3.583124074966069E-6
node -1.927497123873357E-10 1.446209903025782E-8 1.133898307723286E-5 1.303847397012015E-7 -1.362190029754581E-7 2.691552264162198E-8
peri 1.220185779268645E-7 -1.272634429807167E-5 .001519710561348012 -1.362190029754581E-7 4.915618936110256E-5 -4.779400568330132E-8
i -1.15462540016588E-10 9.998170057366482E-9 3.583124074966069E-6 2.691552264162198E-8 -4.779400568330132E-8 5.641550646258304E-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. 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.]

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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