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117590 (2005 EX48)
Classification: Main-belt Asteroid          SPK-ID: 2117590
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1532790191386024 5.0211e-08  
a 2.532625668213494 1.2474e-08 au
q 2.144427289944482 1.2703e-07 au
i 2.33103956405649 3.468e-06 deg
node 258.557019565121 0.00022569 deg
peri 194.7036591892349 0.00022767 deg
M 333.1448067888736 3.4886e-05 deg
tp 2459110.319816472948
(2020-Sep-17.81981647)
0.00014282 TDB
period 1472.159727895061
4.03
1.0876e-05
2.978e-08
d
yr
n .2445386823036784 1.8067e-09 deg/d
Q 2.920824046482505 1.4386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      466  
   data-arc span      10334 days (28.29 yr)  
   first obs. used      1991-10-09  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54162  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:48:00  

Additional Information
 Earth MOID = 1.16123 au 
 Jupiter MOID = 2.25707 au 
 T_jup = 3.432 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457114.5 (2015-Apr-02.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .151559806249026 4.9885e-08  
q 2.149748617213362 1.2589e-07 au
tp 2457636.128647720645
(2016-Sep-04.62864772)
0.00014445 TDB
node 258.6630818511611 0.0002263 deg
peri 194.2866312197484 0.00022838 deg
i 2.325940499929725 3.4638e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      466  
   data-arc span      10334 days (28.29 yr)  
   first obs. used      1991-10-09  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54162  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:48:00  

Additional Information
 Jupiter MOID = 2.25707 au 
 T_jup = 3.432 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.488472052864225E-15 -6.257571958729443E-15 5.860603929758147E-12 2.537089514109887E-13 1.2969509562125E-12 6.593160016535914E-16
q -6.257571958729443E-15 1.584883081727549E-14 -1.461942807015478E-11 -6.347347749418587E-13 -3.245729487167192E-12 -1.578535003206433E-15
tp 5.860603929758147E-12 -1.461942807015478E-11 2.086614609090693E-8 8.152968432836262E-10 4.675681924665679E-9 2.746013110901413E-12
node 2.537089514109887E-13 -6.347347749418587E-13 8.152968432836262E-10 5.121301244292495E-8 -5.095689373073843E-8 3.157671181273702E-10
peri 1.2969509562125E-12 -3.245729487167192E-12 4.675681924665679E-9 -5.095689373073843E-8 5.215621259679706E-8 -3.148044783703824E-10
i 6.593160016535914E-16 -1.578535003206433E-15 2.746013110901413E-12 3.157671181273702E-10 -3.148044783703824E-10 1.199806082372624E-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 16.3   n/a MPO493670  

117590 (2005 EX48)          Discovered 2005-Mar-03 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 EX48 = 2001 EA27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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