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541396 (2011 GA75)
Classification: Inner Main-belt Asteroid          SPK-ID: 2541396
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01530050034817845 8.9616e-08  
a 1.797225955766587 2.3658e-08 au
q 1.769727499404625 1.5573e-07 au
i 21.65112954304118 1.3247e-05 deg
node 31.25793091010654 1.4941e-05 deg
peri 37.19771979105544 0.00070529 deg
M 218.5547056482488 0.00068794 deg
tp 2459742.270910101603
(2022-Jun-11.77091010)
0.001676 TDB
period 880.0400763211098
2.41
1.7377e-05
4.758e-08
d
yr
n .4090722794181511 8.0772e-09 deg/d
Q 1.82472441212855 2.402e-08 au
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      4417 days (12.09 yr)  
   first obs. used      2007-10-11  
   last obs. used      2019-11-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .68166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:06  

Additional Information
 Earth MOID = .780558 au 
 Jupiter MOID = 3.17929 au 
 T_jup = 3.988 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458020.5 (2017-Sep-24.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .015242846736896 8.9883e-08  
q 1.769803046845354 1.5603e-07 au
tp 2457981.891895438960
(2017-Aug-16.39189544)
0.001712 TDB
node 31.27475157233428 1.4937e-05 deg
peri 37.0436637136087 0.00070799 deg
i 21.6554588643308 1.3249e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      82  
   data-arc span      4417 days (12.09 yr)  
   first obs. used      2007-10-11  
   last obs. used      2019-11-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .68166  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:23:06  

Additional Information
 Jupiter MOID = 3.17929 au 
 T_jup = 3.988 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.078943303519709E-15 -1.387872176441025E-14 -9.345450672307158E-11 -8.40413067705305E-14 -3.849567550480614E-11 -8.700000978046957E-14
q -1.387872176441025E-14 2.434396102796459E-14 1.340332440734352E-10 1.241717414723221E-13 5.514785339110186E-11 1.620275467104733E-13
tp -9.345450672307158E-11 1.340332440734352E-10 2.931101970972653E-6 2.22991395933353E-9 1.211846867741896E-6 2.903226224520786E-10
node -8.40413067705305E-14 1.241717414723221E-13 2.22991395933353E-9 2.231210879614735E-10 7.180758735931399E-10 -6.893922484455182E-11
peri -3.849567550480614E-11 5.514785339110186E-11 1.211846867741896E-6 7.180758735931399E-10 5.012449735948846E-7 1.816296145524682E-10
i -8.700000978046957E-14 1.620275467104733E-13 2.903226224520786E-10 -6.893922484455182E-11 1.816296145524682E-10 1.755397931381093E-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 18.8   n/a MPO315265  

541396 (2011 GA75)          Discovered 2011-Mar-26 by Mount Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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