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52687 (1998 EO13)
Classification: Main-belt Asteroid          SPK-ID: 2052687
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 .04293296734308884 6.0589e-08  
a 3.122039484059292 2.6291e-08 au
q 2.98800106484634 1.9389e-07 au
i 14.50186658762334 7.6208e-06 deg
node 1.052590454161382 2.1082e-05 deg
peri 316.6938034153103 8.1678e-05 deg
M 298.9823256048529 8.1533e-05 deg
tp 2459738.014512879526
(2022-Jun-07.51451288)
0.00045714 TDB
period 2014.911676909264
5.52
2.5452e-05
6.968e-08
d
yr
n .17866788114118 2.2569e-09 deg/d
Q 3.256077903272244 2.742e-08 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      8529 days (23.35 yr)  
   first obs. used      1998-01-29  
   last obs. used      2021-06-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59817  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:09:11  

Additional Information
 Earth MOID = 1.99221 au 
 Jupiter MOID = 1.93141 au 
 T_jup = 3.165 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456982.5 (2014-Nov-21.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04101995481086131 6.0423e-08  
q 2.995182200452657 1.9278e-07 au
tp 2457719.904367342224
(2016-Nov-27.40436734)
0.00047402 TDB
node 1.080096329397292 2.1085e-05 deg
peri 316.3453255728487 8.5294e-05 deg
i 14.49916064472031 7.6189e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      8529 days (23.35 yr)  
   first obs. used      1998-01-29  
   last obs. used      2021-06-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59817  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:09:11  

Additional Information
 Jupiter MOID = 1.93141 au 
 T_jup = 3.165 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.650975182430264E-15 -1.154901389555977E-14 1.058325124245449E-11 2.821047180825284E-15 1.830494090407092E-12 2.065612072381958E-15
q -1.154901389555977E-14 3.716493329848346E-14 -3.133241259866431E-11 -4.100346465343225E-15 -5.467558600104513E-12 -3.476123692750398E-15
tp 1.058325124245449E-11 -3.133241259866431E-11 2.246996595415107E-7 6.09774638117608E-11 3.919466237728107E-8 -2.521610112180288E-11
node 2.821047180825284E-15 -4.100346465343225E-15 6.09774638117608E-11 4.445901885016099E-10 -4.189391029750246E-10 -6.613546842711729E-12
peri 1.830494090407092E-12 -5.467558600104513E-12 3.919466237728107E-8 -4.189391029750246E-10 7.275059196276814E-9 1.97121949128432E-12
i 2.065612072381958E-15 -3.476123692750398E-15 -2.521610112180288E-11 -6.613546842711729E-12 1.97121949128432E-12 5.804835523550343E-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 14.35   n/a MPO614063  
diameter diameter 7.956 km 0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

52687 (1998 EO13)          Discovered 1998-Mar-01 by Elst, E. W. at La Silla
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 EO13 = 2000 QJ201 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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