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80017 (1999 GQ39)
Classification: Main-belt Asteroid          SPK-ID: 2080017
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1687674467254844 4.8501e-08  
a 2.773803906563522 2.2312e-08 au
q 2.305676103535622 1.3481e-07 au
i 14.49366056919376 5.5431e-06 deg
node 56.94550629037975 1.9481e-05 deg
peri 179.1270280220511 2.4994e-05 deg
M 172.531696513754 1.9944e-05 deg
tp 2458191.816742007583
(2018-Mar-14.31674201)
8.7427e-05 TDB
period 1687.376747344868
4.62
2.0359e-05
5.574e-08
d
yr
n .2133489160417017 2.5742e-09 deg/d
Q 3.241931709591422 2.6077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      731  
   data-arc span      7595 days (20.79 yr)  
   first obs. used      1999-04-12  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56813  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:50:56  

Additional Information
 Earth MOID = 1.29408 au 
 Jupiter MOID = 1.76342 au 
 T_jup = 3.269 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457079.5 (2015-Feb-26.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1688456731014009 4.8349e-08  
q 2.305513525564455 1.3438e-07 au
tp 2456506.318781457794
(2013-Aug-01.81878146)
7.7743e-05 TDB
node 56.95577081733295 1.9493e-05 deg
peri 179.4305041771111 2.5057e-05 deg
i 14.48974277372145 5.5426e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      731  
   data-arc span      7595 days (20.79 yr)  
   first obs. used      1999-04-12  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56813  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:50:56  

Additional Information
 Jupiter MOID = 1.76342 au 
 T_jup = 3.269 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.337588785066142E-15 -6.435030934282315E-15 -1.030082516913814E-12 -9.920800132182601E-15 -2.157422886413626E-13 3.545339984950251E-15
q -6.435030934282315E-15 1.805885943938189E-14 3.421082682089714E-12 2.835372857943586E-14 7.255569062614816E-13 -8.68251323327546E-15
tp -1.030082516913814E-12 3.421082682089714E-12 6.043903066445952E-9 3.795876666604399E-12 1.253944177609519E-9 -2.160990554843352E-12
node -9.920800132182601E-15 2.835372857943586E-14 3.795876666604399E-12 3.799705725240491E-10 -3.664081894706838E-10 -3.560051666182842E-11
peri -2.157422886413626E-13 7.255569062614816E-13 1.253944177609519E-9 -3.664081894706838E-10 6.278606298095475E-10 3.405802380548431E-11
i 3.545339984950251E-15 -8.68251323327546E-15 -2.160990554843352E-12 -3.560051666182842E-11 3.405802380548431E-11 3.072028119837675E-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 15.0   n/a MPO309750  

80017 (1999 GQ39)          Discovered 1999-Apr-12 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1999 GQ39 = 2001 WQ36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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