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447136 (2004 XN131)
Classification: Main-belt Asteroid          SPK-ID: 2447136
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2046042531189816 4.2356e-08  
a 2.389444210936639 1.2833e-08 au
q 1.900553762788474 9.949e-08 au
i 10.72558195154489 4.5088e-06 deg
node 52.16057999950978 2.4333e-05 deg
peri 50.50038100692355 2.918e-05 deg
M 150.9478468850649 1.1398e-05 deg
tp 2458830.823429512101
(2019-Dec-13.32342951)
4.364e-05 TDB
period 1349.098841606547
3.69
1.0869e-05
2.976e-08
d
yr
n .2668447921660814 2.1498e-09 deg/d
Q 2.878334659084805 1.5459e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      5581 days (15.28 yr)  
   first obs. used      2004-11-30  
   last obs. used      2020-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52679  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:00:41  

Additional Information
 Earth MOID = .9365 au 
 Jupiter MOID = 2.35959 au 
 T_jup = 3.481 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457785.5 (2017-Feb-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .204240245963547 4.2271e-08  
q 1.902457797069216 9.9371e-08 au
tp 2457482.407704569552
(2016-Apr-03.90770457)
4.806e-05 TDB
node 52.16837426355617 2.4334e-05 deg
peri 50.79336198035129 2.9193e-05 deg
i 10.72398480285368 4.5071e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      5581 days (15.28 yr)  
   first obs. used      2004-11-30  
   last obs. used      2020-03-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52679  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:00:41  

Additional Information
 Jupiter MOID = 2.35959 au 
 T_jup = 3.481 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.786821934894031E-15 -4.178289978029471E-15 -3.662198288880482E-13 1.915320842576563E-14 -1.504762470223272E-13 -1.409377071600926E-14
q -4.178289978029471E-15 9.874533106205485E-15 6.278879388043386E-13 -4.231810212695083E-14 2.836676489475043E-13 3.394097453432158E-14
tp -3.662198288880482E-13 6.278879388043386E-13 2.309741853837278E-9 -1.943115365843806E-11 7.904705742146915E-10 -3.098963638355365E-12
node 1.915320842576563E-14 -4.231810212695083E-14 -1.943115365843806E-11 5.921289888484303E-10 -5.877093346239228E-10 2.485499745178727E-11
peri -1.504762470223272E-13 2.836676489475043E-13 7.904705742146915E-10 -5.877093346239228E-10 8.522470185436828E-10 -2.537967284034453E-11
i -1.409377071600926E-14 3.394097453432158E-14 -3.098963638355365E-12 2.485499745178727E-11 -2.537967284034453E-11 2.031361258360915E-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 17.29   n/a E2021B25  

447136 (2004 XN131)          Discovered 2004-Dec-11 by LINEAR at Socorro
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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