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14081 (1997 GT18)
Classification: Main-belt Asteroid          SPK-ID: 2014081
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1414627108565912 3.684e-08  
a 2.216435111234026 5.8389e-09 au
q 1.902892191961131 8.1195e-08 au
i 1.845794173242252 3.7291e-06 deg
node 177.059650474294 9.9118e-05 deg
peri 200.0768452933063 9.9591e-05 deg
M 244.5700739362408 9.8048e-06 deg
tp 2459586.953171339219
(2022-Jan-07.45317134)		 3.3053e-05 TDB
period 1205.260597717721
3.30		 4.7626e-06
1.304e-08		 d
yr
n .2986905907997783 1.1803e-09 deg/d
Q 2.529978030506922 6.6649e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1495  
   data-arc span      16304 days (44.64 yr)  
   first obs. used      1975-10-03  
   last obs. used      2020-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5133  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:17:00  

Additional Information
 Earth MOID = .903044 au 
 Jupiter MOID = 2.93137 au 
 T_jup = 3.639 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457009.5 (2014-Dec-18.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1410765326410711 3.6767e-08  
q 1.904202299273617 8.0974e-08 au
tp 2457174.664324566069
(2015-Jun-01.16432457)		 3.2967e-05 TDB
node 177.0697258188387 9.919e-05 deg
peri 199.7427205230823 9.9665e-05 deg
i 1.844039120143816 3.7281e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      1495  
   data-arc span      16304 days (44.64 yr)  
   first obs. used      1975-10-03  
   last obs. used      2020-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5133  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:17:00  

Additional Information
 Jupiter MOID = 2.93137 au 
 T_jup = 3.639 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.351809981089492E-15 -2.97148554766173E-15 2.361909910572841E-13 1.268662835447983E-14 4.936416138324427E-14 -1.381069000360708E-16
q -2.97148554766173E-15 6.556822172871535E-15 -5.424122643174127E-13 -2.753181821696956E-14 -1.163281328310868E-13 3.422784732281679E-16
tp 2.361909910572841E-13 -5.424122643174127E-13 1.086840566023208E-9 2.863077282594363E-12 3.289509378707134E-10 -1.0732269024359E-13
node 1.268662835447983E-14 -2.753181821696956E-14 2.863077282594363E-12 9.838607157931167E-9 -9.832485591893968E-9 1.36923648168716E-10
peri 4.936416138324427E-14 -1.163281328310868E-13 3.289509378707134E-10 -9.832485591893968E-9 9.933082841954535E-9 -1.368907832096965E-10
i -1.381069000360708E-16 3.422784732281679E-16 -1.0732269024359E-13 1.36923648168716E-10 -1.368907832096965E-10 1.389894891174577E-11

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.13   n/a E2021B10  
diameter diameter 2.519 km 0.368 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.278   0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14081 (1997 GT18)          Discovered 1997-Apr-03 by LINEAR at Socorro
Reference: 20000320/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 GT18 = 1975 TM1 = 1977 EW8 = 1998 QK2 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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