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215855 (2005 EG36)
Classification: Main-belt Asteroid          SPK-ID: 2215855
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1921000616392905 4.7343e-08  
a 2.381050715051158 1.2853e-08 au
q 1.923650725923554 1.1028e-07 au
i 5.916910271053936 5.2613e-06 deg
node 227.6598242002827 3.5142e-05 deg
peri 4.473337370302071 3.8146e-05 deg
M 5.501282845456173 1.1151e-05 deg
tp 2458979.992492963357
(2020-May-10.49249296)		 4.1635e-05 TDB
period 1341.996538005546
3.67		 1.0866e-05
2.975e-08		 d
yr
n .2682570258601607 2.172e-09 deg/d
Q 2.838450704178763 1.5322e-08 au
   Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      7551 days (20.67 yr)  
   first obs. used      1999-10-14  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5295  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:14:51  

Additional Information
 Earth MOID = .913003 au 
 Jupiter MOID = 2.15772 au 
 T_jup = 3.506 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457638.5 (2016-Sep-07.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1921184506843789 4.7366e-08  
q 1.92358296097286 1.1034e-07 au
tp 2457636.961520476178
(2016-Sep-05.46152048)		 4.701e-05 TDB
node 227.670802180968 3.5141e-05 deg
peri 4.234915752321661 3.8141e-05 deg
i 5.916820218296579 5.2617e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      350  
   data-arc span      7551 days (20.67 yr)  
   first obs. used      1999-10-14  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5295  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 04:14:51  

Additional Information
 Jupiter MOID = 2.15772 au 
 T_jup = 3.506 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.243573334346629E-15 -5.205354700639574E-15 -4.800910221622903E-13 1.586402883049227E-14 -1.152301340771569E-13 -4.966512999435466E-15
q -5.205354700639574E-15 1.217556558101036E-14 8.606652561954146E-13 -3.757543607108366E-14 1.939677526228456E-13 1.120156401658321E-14
tp -4.800910221622903E-13 8.606652561954146E-13 2.209901163433026E-9 -9.17775032725514E-13 7.026584198404555E-10 5.407737024180592E-12
node 1.586402883049227E-14 -3.757543607108366E-14 -9.17775032725514E-13 1.234903535948793E-9 -1.227760328242478E-9 -3.079672383491767E-11
peri -1.152301340771569E-13 1.939677526228456E-13 7.026584198404555E-10 -1.227760328242478E-9 1.454753054365695E-9 3.228498208039302E-11
i -4.966512999435466E-15 1.120156401658321E-14 5.407737024180592E-12 -3.079672383491767E-11 3.228498208039302E-11 2.768594077522536E-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 16.9   n/a MPO418157  

215855 (2005 EG36)          Discovered 2005-Mar-04 by CSS at Catalina
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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