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52328 (1992 EK11)
Classification: Main-belt Asteroid          SPK-ID: 2052328
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1453081473068397 3.6041e-08  
a 2.401913865352232 9.0043e-09 au
q 2.052896211587289 8.9592e-08 au
i 5.214263361355686 4.4725e-06 deg
node 161.3257345004558 4.3155e-05 deg
peri 326.4484808600932 4.6286e-05 deg
M 339.6437403238405 1.5929e-05 deg
tp 2459473.382952364277
(2021-Sep-15.88295236)
6.0259e-05 TDB
period 1359.673304008551
3.72
7.6457e-06
2.093e-08
d
yr
n .2647694846538929 1.4889e-09 deg/d
Q 2.750931519117174 1.0313e-08 au
  Orbit Determination Parameters
   # obs. used (total)      868  
   data-arc span      10539 days (28.85 yr)  
   first obs. used      1992-03-06  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55459  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 17:13:26  

Additional Information
 Earth MOID = 1.07062 au 
 Jupiter MOID = 2.30077 au 
 T_jup = 3.505 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457425.5 (2016-Feb-07.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1439413179034417 3.5897e-08  
q 2.056641168600594 8.9114e-08 au
tp 2456752.053784733545
(2014-Apr-04.55378473)
5.9625e-05 TDB
node 161.4301507314516 4.318e-05 deg
peri 326.0895864174668 4.6403e-05 deg
i 5.211879665278152 4.4721e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      868  
   data-arc span      10539 days (28.85 yr)  
   first obs. used      1992-03-06  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55459  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 17:13:26  

Additional Information
 Jupiter MOID = 2.30077 au 
 T_jup = 3.505 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.288590565707839E-15 -3.18831098709039E-15 5.786415432447065E-13 -1.73009378305484E-14 1.771575379794114E-13 -3.334298950060346E-16
q -3.18831098709039E-15 7.941343319785442E-15 -1.396572204008901E-12 4.240669837717521E-14 -4.232297446988151E-13 1.053850954413832E-15
tp 5.786415432447065E-13 -1.396572204008901E-12 3.555125307781205E-9 -3.371010926810697E-11 1.027194097010449E-9 -2.190402893595246E-12
node -1.73009378305484E-14 4.240669837717521E-14 -3.371010926810697E-11 1.864526727243755E-9 -1.865512583183279E-9 4.870169563266477E-11
peri 1.771575379794114E-13 -4.232297446988151E-13 1.027194097010449E-9 -1.865512583183279E-9 2.153247330714524E-9 -4.910559248187932E-11
i -3.334298950060346E-16 1.053850954413832E-15 -2.190402893595246E-12 4.870169563266477E-11 -4.910559248187932E-11 1.999924002950892E-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 15.91   n/a MPO636791  
diameter diameter 1.865 km 0.289 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.292   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52328 (1992 EK11)          Discovered 1992-Mar-06 by UESAC at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 EK11 = 1998 XT82 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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