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212194 (2005 GK105)
Classification: Main-belt Asteroid          SPK-ID: 2212194
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1371105786259531 5.5935e-08  
a 2.682713217140236 1.7818e-08 au
q 2.314884855650646 1.5029e-07 au
i 5.307936670812862 5.9823e-06 deg
node 177.2687280602993 4.6486e-05 deg
peri 234.3219860002805 5.2043e-05 deg
M 353.471741961528 1.9799e-05 deg
tp 2459229.604129336314
(2021-Jan-15.10412934)
8.8142e-05 TDB
period 1604.943692379758
4.39
1.5989e-05
4.378e-08
d
yr
n .2243069346976302 2.2347e-09 deg/d
Q 3.050541578629826 2.0261e-08 au
  Orbit Determination Parameters
   # obs. used (total)      370  
   data-arc span      7620 days (20.86 yr)  
   first obs. used      2000-03-03  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51476  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:37:41  

Additional Information
 Earth MOID = 1.32923 au 
 Jupiter MOID = 2.32417 au 
 T_jup = 3.356 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457620.5 (2016-Aug-20.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1384658122704346 5.646e-08  
q 2.311418350581647 1.5179e-07 au
tp 2457617.526561105824
(2016-Aug-17.02656111)
9.3777e-05 TDB
node 177.4808320765034 4.6396e-05 deg
peri 232.8540140476891 5.1755e-05 deg
i 5.312941937695822 5.993e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      370  
   data-arc span      7620 days (20.86 yr)  
   first obs. used      2000-03-03  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51476  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:37:41  

Additional Information
 Jupiter MOID = 2.32417 au 
 T_jup = 3.356 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.187784636775654E-15 -8.528250123713469E-15 -1.38564721965547E-12 1.507071144202398E-14 -2.263426169838959E-13 -4.567291523473968E-15
q -8.528250123713469E-15 2.30396229449377E-14 2.964980810660337E-12 -4.213925707357287E-14 4.231594998522774E-13 1.277145653303579E-14
tp -1.38564721965547E-12 2.964980810660337E-12 8.794178892754138E-9 6.334840368764668E-12 2.157755420146372E-9 5.980613816378103E-12
node 1.507071144202398E-14 -4.213925707357287E-14 6.334840368764668E-12 2.152616885673725E-9 -2.140518010088583E-9 7.898690184080225E-11
peri -2.263426169838959E-13 4.231594998522774E-13 2.157755420146372E-9 -2.140518010088583E-9 2.678574543691634E-9 -7.745432524939839E-11
i -4.567291523473968E-15 1.277145653303579E-14 5.980613816378103E-12 7.898690184080225E-11 -7.745432524939839E-11 3.591545290376805E-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 16.45   n/a MPCxxxxx  

212194 (2005 GK105)          Discovered 2005-Apr-10 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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