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117731 (2005 GY19)
Classification: Main-belt Asteroid          SPK-ID: 2117731
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08178526348667238 4.754e-08  
a 2.727357929453666 2.3376e-08 au
q 2.504300242570833 1.3516e-07 au
i 12.43186803515016 5.7533e-06 deg
node 203.6882945261287 2.1776e-05 deg
peri 325.1574890052248 3.9648e-05 deg
M 163.6355688045202 3.2129e-05 deg
tp 2458252.697621559200
(2018-May-14.19762156)
0.0001462 TDB
period 1645.173223679052
4.50
2.1151e-05
5.791e-08
d
yr
n .2188219421629916 2.8133e-09 deg/d
Q 2.950415616336499 2.5288e-08 au
  Orbit Determination Parameters
   # obs. used (total)      525  
   data-arc span      8065 days (22.08 yr)  
   first obs. used      1996-03-22  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .598  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 05:24:03  

Additional Information
 Earth MOID = 1.51751 au 
 Jupiter MOID = 2.04104 au 
 T_jup = 3.317 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456674.5 (2014-Jan-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07987843283074197 4.7576e-08  
q 2.509699861897289 1.3479e-07 au
tp 2456603.176722084705
(2013-Nov-06.67672208)
0.00015102 TDB
node 203.8067243648675 2.1744e-05 deg
peri 324.4943100809278 4.0396e-05 deg
i 12.43974671080115 5.7572e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      525  
   data-arc span      8065 days (22.08 yr)  
   first obs. used      1996-03-22  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .598  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 05:24:03  

Additional Information
 Jupiter MOID = 2.04104 au 
 T_jup = 3.317 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.263462040340998E-15 -6.334945278825931E-15 1.515633414638942E-12 5.701604055382591E-15 3.299079106059671E-13 2.546979443708702E-16
q -6.334945278825931E-15 1.816845669685352E-14 -4.456827090307278E-12 -1.720418956198632E-14 -9.692507792039043E-13 9.694355913142328E-16
tp 1.515633414638942E-12 -4.456827090307278E-12 2.280607848094796E-8 1.097757985616862E-11 5.160889535837844E-9 7.942543840670175E-12
node 5.701604055382591E-15 -1.720418956198632E-14 1.097757985616862E-11 4.727854412222922E-10 -4.588910315429512E-10 5.454558202405765E-12
peri 3.299079106059671E-13 -9.692507792039043E-13 5.160889535837844E-9 -4.588910315429512E-10 1.631801263830067E-9 -3.473073037142515E-12
i 2.546979443708702E-16 9.694355913142328E-16 7.942543840670175E-12 5.454558202405765E-12 -3.473073037142515E-12 3.314557619531432E-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 15.2   n/a MPO475033  

117731 (2005 GY19)          Discovered 2005-Apr-02 by Mt. Lemmon Survey at Mt. Lemmon
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2005 GY19 = 1996 FH18 = 2000 EW199 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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