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52326 (1992 EL7)
Classification: Main-belt Asteroid          SPK-ID: 2052326
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1698671879426404 3.5306e-08  
a 3.162202330014776 1.8445e-08 au
q 2.625047912509501 1.1181e-07 au
i 18.24470325185701 4.1854e-06 deg
node 143.905405979117 1.443e-05 deg
peri 291.6257129787659 1.9749e-05 deg
M 143.9527020607419 1.3849e-05 deg
tp 2458575.203014456747
(2019-Apr-01.70301446)
7.7171e-05 TDB
period 2053.917089175668
5.62
1.797e-05
4.92e-08
d
yr
n .1752748452686981 1.5335e-09 deg/d
Q 3.699356747520051 2.1578e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1302  
   data-arc span      10691 days (29.27 yr)  
   first obs. used      1992-03-01  
   last obs. used      2021-06-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48564  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:53:18  

Additional Information
 Earth MOID = 1.70311 au 
 Jupiter MOID = 1.70854 au 
 T_jup = 3.105 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457577.5 (2016-Jul-08.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1698995702690884 3.5202e-08  
q 2.625102320731323 1.1144e-07 au
tp 2458576.991098604664
(2019-Apr-03.49109860)
7.7261e-05 TDB
node 143.9146852701907 1.4429e-05 deg
peri 292.1385702432763 1.9768e-05 deg
i 18.24496288938211 4.1853e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1302  
   data-arc span      10691 days (29.27 yr)  
   first obs. used      1992-03-01  
   last obs. used      2021-06-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48564  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:53:18  

Additional Information
 Jupiter MOID = 1.70854 au 
 T_jup = 3.105 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.239152382382817E-15 -3.886265531952301E-15 -5.572603424075688E-13 7.857738050189496E-16 -1.266694233591318E-13 -6.748937293954819E-16
q -3.886265531952301E-15 1.241954614675405E-14 2.003349014959799E-12 -1.754184124902231E-15 4.178330438422603E-13 2.696558248893689E-15
tp -5.572603424075688E-13 2.003349014959799E-12 5.96919225467513E-9 -6.389091141438825E-12 1.067923808317392E-9 2.472275065544759E-12
node 7.857738050189496E-16 -1.754184124902231E-15 -6.389091141438825E-12 2.081957409405291E-10 -1.986337063424678E-10 1.453995164343022E-11
peri -1.266694233591318E-13 4.178330438422603E-13 1.067923808317392E-9 -1.986337063424678E-10 3.907617309137313E-10 -1.341985262713804E-11
i -6.748937293954819E-16 2.696558248893689E-15 2.472275065544759E-12 1.453995164343022E-11 -1.341985262713804E-11 1.751675051628783E-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 14.04   n/a MPCxxxxx  
diameter diameter 8.777 km 0.219 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

52326 (1992 EL7)          Discovered 1992-Mar-01 by UESAC at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 EL7 = 2001 RL63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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