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276388 (2002 WX27)
Classification: Main-belt Asteroid          SPK-ID: 2276388
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05335837149512766 4.7053e-08  
a 3.196215089648605 3.6859e-08 au
q 3.025670257516802 1.4304e-07 au
i 11.69155698581038 5.3097e-06 deg
node 78.34188058295615 2.2979e-05 deg
peri 272.4251495040993 5.7308e-05 deg
M 159.3091410300819 5.4266e-05 deg
tp 2458472.885763718380
(2018-Dec-20.38576372)
0.00031311 TDB
period 2087.144045291149
5.71
3.6104e-05
9.885e-08
d
yr
n .1724845013990308 2.9837e-09 deg/d
Q 3.366759921780408 3.8826e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      9794 days (26.81 yr)  
   first obs. used      1994-06-08  
   last obs. used      2021-04-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56602  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 04:57:18  

Additional Information
 Earth MOID = 2.0495 au 
 Jupiter MOID = 1.90427 au 
 T_jup = 3.161 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457742.5 (2016-Dec-20.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05219174632483726 4.6806e-08  
q 3.029350387236685 1.4129e-07 au
tp 2458465.201111144544
(2018-Dec-12.70111114)
0.0003211 TDB
node 78.36150823579445 2.2986e-05 deg
peri 270.938890155963 5.8528e-05 deg
i 11.68959576642486 5.3087e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      9794 days (26.81 yr)  
   first obs. used      1994-06-08  
   last obs. used      2021-04-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56602  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 04:57:18  

Additional Information
 Jupiter MOID = 1.90427 au 
 T_jup = 3.161 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.190792305068841E-15 -6.430505787214195E-15 3.407787451995749E-12 -5.137608375827353E-15 4.911929663207718E-13 4.741553065810219E-15
q -6.430505787214195E-15 1.996327522692556E-14 -9.970753523879555E-12 1.493930913621922E-14 -1.503122026965773E-12 -1.138959936277595E-14
tp 3.407787451995749E-12 -9.970753523879555E-12 1.031071573316354E-7 1.387920121297114E-11 1.729213821966293E-8 -1.300542961387955E-11
node -5.137608375827353E-15 1.493930913621922E-14 1.387920121297114E-11 5.283494034072743E-10 -5.144162170319658E-10 -5.659224219244201E-12
peri 4.911929663207718E-13 -1.503122026965773E-12 1.729213821966293E-8 -5.144162170319658E-10 3.425583228183868E-9 3.153789006589518E-12
i 4.741553065810219E-15 -1.138959936277595E-14 -1.300542961387955E-11 -5.659224219244201E-12 3.153789006589518E-12 2.818214507072571E-11

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 15.54   n/a MPCxxxxx  

276388 (2002 WX27)          Discovered 2002-Nov-24 by NEAT at Palomar
Reference: 20110517/Numbers.arcLast Updated: 2011-05-20

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