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180830 (2005 GT43)
Classification: Main-belt Asteroid          SPK-ID: 2180830
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06030306286877606 6.3368e-08  
a 2.230601831468269 1.2973e-08 au
q 2.096089708990031 1.3877e-07 au
i 6.690301972618609 6.8475e-06 deg
node 6.930930964159318 3.7894e-05 deg
peri 191.4170692456706 5.5475e-05 deg
M 261.2592765998766 4.0725e-05 deg
tp 2459534.253103207765
(2021-Nov-15.75310321)
0.00013853 TDB
period 1216.834483457362
3.33
1.0616e-05
2.907e-08
d
yr
n .2958496039470717 2.581e-09 deg/d
Q 2.365113953946507 1.3756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      6283 days (17.20 yr)  
   first obs. used      2003-10-25  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59764  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:08  

Additional Information
 Earth MOID = 1.09381 au 
 Jupiter MOID = 2.59193 au 
 T_jup = 3.631 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457387.5 (2015-Dec-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05992857330894147 6.3453e-08  
q 2.096737356103243 1.3883e-07 au
tp 2457101.747770541051
(2015-Mar-20.24777054)
0.00013438 TDB
node 6.97853223918389 3.7868e-05 deg
peri 191.6785642214996 5.563e-05 deg
i 6.693036500049131 6.8495e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      6283 days (17.20 yr)  
   first obs. used      2003-10-25  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59764  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:08  

Additional Information
 Jupiter MOID = 2.59193 au 
 T_jup = 3.631 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.026243239814345E-15 -8.777048289609843E-15 -1.648164039001258E-12 1.728698494233219E-14 -5.846589871126002E-13 1.440964166140698E-15
q -8.777048289609843E-15 1.927321426657869E-14 3.925557831083976E-12 -3.833318888194057E-14 1.379827825980205E-12 -3.15952527302123E-15
tp -1.648164039001258E-12 3.925557831083976E-12 1.805681089756663E-8 -3.674861703663771E-11 5.483549061697096E-9 -3.594655222220759E-12
node 1.728698494233219E-14 -3.833318888194057E-14 -3.674861703663771E-11 1.433964143636939E-9 -1.434889549452941E-9 -2.350543837841777E-11
peri -5.846589871126002E-13 1.379827825980205E-12 5.483549061697096E-9 -1.434889549452941E-9 3.094669444812029E-9 2.22508158303973E-11
i 1.440964166140698E-15 -3.15952527302123E-15 -3.594655222220759E-12 -2.350543837841777E-11 2.22508158303973E-11 4.691568233651963E-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 17.41   n/a MPCxxxxx  

180830 (2005 GT43)          Discovered 2005-Apr-05 by LONEOS at Anderson Mesa
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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