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160305 (2003 GK2)
Classification: Main-belt Asteroid          SPK-ID: 2160305
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1140601427961358 6.8201e-08  
a 3.123625039195399 3.0956e-08 au
q 2.767343921183187 2.1599e-07 au
i 2.482383594233768 7.6293e-06 deg
node 50.02118715880399 0.00014471 deg
peri 158.311940373116 0.00014775 deg
M 24.39075278481234 2.7792e-05 deg
tp 2458863.881512253949
(2020-Jan-15.38151225)
0.00015563 TDB
period 2016.446807627991
5.52
2.9975e-05
8.207e-08
d
yr
n .178531860418118 2.6539e-09 deg/d
Q 3.479906157207612 3.4487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      292  
   data-arc span      6244 days (17.10 yr)  
   first obs. used      2003-03-25  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55754  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:32:02  

Additional Information
 Earth MOID = 1.76258 au 
 Jupiter MOID = 1.48038 au 
 T_jup = 3.204 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456831.5 (2014-Jun-23.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1135571643739506 6.8023e-08  
q 2.768635337646128 2.1538e-07 au
tp 2456841.850199643897
(2014-Jul-03.35019964)
0.0001588 TDB
node 50.04241852677904 0.00014465 deg
peri 157.4766143001962 0.00014774 deg
i 2.483166807764901 7.6299e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      292  
   data-arc span      6244 days (17.10 yr)  
   first obs. used      2003-03-25  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55754  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 01:32:02  

Additional Information
 Jupiter MOID = 1.48038 au 
 T_jup = 3.204 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.627178468392103E-15 -1.452950063744376E-14 1.327234950419198E-12 -2.333152664800829E-14 3.770993544030534E-13 -1.605938626019661E-15
q -1.452950063744376E-14 4.638787374381925E-14 -4.852694305021602E-12 4.503627578783848E-14 -1.292672802546607E-12 5.532158286467927E-15
tp 1.327234950419198E-12 -4.852694305021602E-12 2.521816008486607E-8 7.594365379993551E-12 4.79495814588576E-9 2.208105414197811E-12
node -2.333152664800829E-14 4.503627578783848E-14 7.594365379993551E-12 2.092457244115184E-8 -2.090589107178636E-8 -1.447143781064897E-10
peri 3.770993544030534E-13 -1.292672802546607E-12 4.79495814588576E-9 -2.090589107178636E-8 2.182679247699027E-8 1.450070573654106E-10
i -1.605938626019661E-15 5.532158286467927E-15 2.208105414197811E-12 -1.447143781064897E-10 1.450070573654106E-10 5.821552465254647E-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 15.7   n/a MPO469694  

160305 (2003 GK2)          Discovered 2003-Apr-01 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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