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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 | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06677004553650158 6.6204e-08  
a 1.901931772572108 6.4262e-09 au
q 1.774939701510149 1.2731e-07 au
i 19.16672300794398 6.3862e-06 deg
node 336.7880216798197 1.0708e-05 deg
peri 141.1039708295327 3.9826e-05 deg
M 37.9360239817142 3.6973e-05 deg
tp 2459099.542139684921
(2020-Sep-07.04213968)
9.8269e-05 TDB
period 958.055850316499
2.62
4.8556e-06
1.329e-08
d
yr
n .3757609745622575 1.9044e-09 deg/d
Q 2.028923843634067 6.8553e-09 au
  Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      8163 days (22.35 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-12-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51375  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:17:14  

Additional Information
 Earth MOID = .804248 au 
 Jupiter MOID = 2.99894 au 
 T_jup = 3.875 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO310105  

136399 (2004 XZ176)          Discovered 2004-Dec-11 by CSS at Catalina
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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