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117691 (2005 ES276)
Classification: Main-belt Asteroid          SPK-ID: 2117691
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07064637750342916 5.9861e-08  
a 2.595939726569481 1.6093e-08 au
q 2.412545988670105 1.5443e-07 au
i .5185872961754374 6.2783e-06 deg
node 175.2410529507598 0.00043532 deg
peri 349.6863927798407 0.00043652 deg
M 157.740738652813 3.4408e-05 deg
tp 2457931.106172748861
(2017-Jun-26.60617275)
0.00014334 TDB
period 1527.707933083859
4.18
1.4206e-05
3.889e-08
d
yr
n .23564713660503 2.1912e-09 deg/d
Q 2.779333464468858 1.723e-08 au
  Orbit Determination Parameters
   # obs. used (total)      421  
   data-arc span      9139 days (25.02 yr)  
   first obs. used      1994-09-27  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55591  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:53:59  

Additional Information
 Earth MOID = 1.42012 au 
 Jupiter MOID = 2.19104 au 
 T_jup = 3.413 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457112.5 (2015-Mar-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06941659267084208 6.0201e-08  
q 2.416905755536486 1.5517e-07 au
tp 2456403.630670815433
(2013-Apr-21.13067082)
0.00013987 TDB
node 175.1481551682187 0.00043606 deg
peri 350.1859597400014 0.00043729 deg
i .517490376089928 6.2801e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      421  
   data-arc span      9139 days (25.02 yr)  
   first obs. used      1994-09-27  
   last obs. used      2019-10-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55591  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 13:53:59  

Additional Information
 Jupiter MOID = 2.19104 au 
 T_jup = 3.413 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.624157734775258E-15 -9.298086228473677E-15 1.319083882587698E-12 -1.952320752882951E-14 4.317243770359051E-13 -1.473871447406049E-16
q -9.298086228473677E-15 2.407644635540642E-14 -2.752523448806177E-12 4.828673800446894E-14 -9.431804687447509E-13 3.850228532350495E-16
tp 1.319083882587698E-12 -2.752523448806177E-12 1.956268554179301E-8 -1.365112936038212E-11 4.571395196015678E-9 2.067020010500116E-13
node -1.952320752882951E-14 4.828673800446894E-14 -1.365112936038212E-11 1.901512414693571E-7 -1.901472135621643E-7 2.496589014800062E-10
peri 4.317243770359051E-13 -9.431804687447509E-13 4.571395196015678E-9 -1.901472135621643E-7 1.912209189166087E-7 -2.496080446964656E-10
i -1.473871447406049E-16 3.850228532350495E-16 2.067020010500116E-13 2.496589014800062E-10 -2.496080446964656E-10 3.94402552754356E-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 16.4   n/a MPO493671  

117691 (2005 ES276)          Discovered 2005-Mar-08 by Mt. Lemmon Survey at Mt. Lemmon
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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