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136399 (2004 XZ176)
Classification: Inner Main-belt Asteroid          SPK-ID: 2136399
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06671642220807399 5.9658e-08  
a 1.901701645699978 6.2518e-09 au
q 1.774826915791669 1.1433e-07 au
i 19.16709465075373 6.2248e-06 deg
node 336.7885467177959 1.0638e-05 deg
peri 141.0050127982359 3.88e-05 deg
M 111.6938026974509 3.6542e-05 deg
tp 2459099.306999526878
(2020-Sep-06.80699953)
9.6785e-05 TDB
period 957.8819736322356
2.62
4.7235e-06
1.293e-08
d
yr
n .3758291834586884 1.8533e-09 deg/d
Q 2.028576375608287 6.6689e-09 au
  Orbit Determination Parameters
   # obs. used (total)      574  
   data-arc span      8313 days (22.76 yr)  
   first obs. used      1998-08-17  
   last obs. used      2021-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51391  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:17:22  

Additional Information
 Earth MOID = .805045 au 
 Jupiter MOID = 2.99893 au 
 T_jup = 3.876 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457583.5 (2016-Jul-14.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06662149217454012 5.9628e-08  
q 1.775059815765286 1.1425e-07 au
tp 2457183.385413581549
(2015-Jun-09.88541358)
9.4593e-05 TDB
node 336.8250744393746 1.0638e-05 deg
peri 141.0245967395606 3.8863e-05 deg
i 19.16668224227925 6.2245e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      574  
   data-arc span      8313 days (22.76 yr)  
   first obs. used      1998-08-17  
   last obs. used      2021-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51391  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 09:17:22  

Additional Information
 Jupiter MOID = 2.99893 au 
 T_jup = 3.876 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.555463838247659E-15 -6.803739612104808E-15 2.939406329682265E-12 -3.313355754150594E-14 1.262640906704798E-12 -2.999884676458416E-14
q -6.803739612104808E-15 1.305309455311249E-14 -5.47569596179241E-12 6.318510289692743E-14 -2.356538584088302E-12 5.781155604084798E-14
tp 2.939406329682265E-12 -5.47569596179241E-12 8.947771080287447E-9 -3.733397138944054E-11 3.536265292807557E-9 -1.74286769868516E-11
node -3.313355754150594E-14 6.318510289692743E-14 -3.733397138944054E-11 1.131705113460792E-10 -1.212941129761009E-10 -4.323334637195276E-12
peri 1.262640906704798E-12 -2.356538584088302E-12 3.536265292807557E-9 -1.212941129761009E-10 1.510346453541531E-9 -3.309520868256358E-12
i -2.999884676458416E-14 5.781155604084798E-14 -1.74286769868516E-11 -4.323334637195276E-12 -3.309520868256358E-12 3.874498125861869E-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 16.66   n/a MPO614063  

136399 (2004 XZ176)          Discovered 2004-Dec-11 by CSS at Catalina
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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