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357615 (2005 EG2)
Classification: Inner Main-belt Asteroid          SPK-ID: 2357615
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07841603404356254 1.2885e-07  
a 1.937115386950578 1.8904e-08 au
q 1.785214480821152 2.5658e-07 au
i 18.5687073023229 1.192e-05 deg
node 338.9998045350426 1.3746e-05 deg
peri 25.43969508742358 4.0751e-05 deg
M 30.40855758721365 4.0764e-05 deg
tp 2458917.318838090250
(2020-Mar-08.81883809)
0.00011098 TDB
period 984.7628649147609
2.70
1.4415e-05
3.947e-08
d
yr
n .3655702431784538 5.3512e-09 deg/d
Q 2.089016293080003 2.0386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      6878 days (18.83 yr)  
   first obs. used      2001-12-23  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62276  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:26:52  

Additional Information
 Earth MOID = .786755 au 
 Jupiter MOID = 3.19147 au 
 T_jup = 3.839 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456831.5 (2014-Jun-23.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07862572998962994 1.2886e-07  
q 1.785025860183708 2.5673e-07 au
tp 2456946.870449120823
(2014-Oct-16.37044912)
0.00010133 TDB
node 339.0393582338353 1.3743e-05 deg
peri 25.16034520556175 4.0518e-05 deg
i 18.56929804966672 1.1919e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      6878 days (18.83 yr)  
   first obs. used      2001-12-23  
   last obs. used      2020-10-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62276  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 16:26:52  

Additional Information
 Jupiter MOID = 3.19147 au 
 T_jup = 3.839 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.660475025966686E-14 -3.301543257054698E-14 -7.243943143970972E-12 -2.03102818884928E-13 -2.388759711022875E-12 -1.78287266997656E-13
q -3.301543257054698E-14 6.59078977893439E-14 1.435476869647383E-11 4.047250245618347E-13 4.714607940078031E-12 3.590572756861245E-13
tp -7.243943143970972E-12 1.435476869647383E-11 1.026696985689988E-8 9.006536234581304E-11 3.858816036215799E-9 8.173752934389056E-11
node -2.03102818884928E-13 4.047250245618347E-13 9.006536234581304E-11 1.888816390509344E-10 -1.45075701958263E-10 3.940193724118653E-11
peri -2.388759711022875E-12 4.714607940078031E-12 3.858816036215799E-9 -1.45075701958263E-10 1.641700237035942E-9 -8.510951938718302E-12
i -1.78287266997656E-13 3.590572756861245E-13 8.173752934389056E-11 3.940193724118653E-11 -8.510951938718302E-12 1.420720984314236E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO434257  

357615 (2005 EG2)          Discovered 2005-Mar-03 by CSS at Catalina
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

Alternate Designations
 2005 EG2 = 2006 QT100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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